# UniFi Easy Update Script changelog

 # Author   | Glenn Rietveld
 # Email    | glennrietveld8@hotmail.nl
 # Website  | https://GlennR.nl


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 |  UniFi Easy Update Script  |  Version 8.5.2

 - Added the ability to correct the time/date on setups without the timedatectl command.
 - Added pgp.mongodb.com to the DNS resolve check.
 - Fixed timedatectl errors during support file generation on older distributions.

 ####

 |  UniFi Easy Update Script  |  Version 8.5.1

 - Added an check to see if the script is saved to disk, it's required for it to work properly.
 - Attempt to resolve MongoDB Upgrade failures in rare cases, I haven't been able to reproduce these issues though.
 - Fixed an issue where the script would handle incorrect installations as "OK".
 - Don't delete the UniFi Easy Update script if user chooses to run the Easy Installation Script.
 - Use verbose logging for MongoDB shutdown.

 ####

 |  UniFi Easy Update Script  |  Version 8.5.0

 - Improved dpkg lock check when preventing packages from updating.
 - Improved setting output language to English.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.9

 - Replaced up.glennr.nl with api.glennr.nl.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.8
 
 - Added second installation attempt using --no-install-recommends.
 - Added a check/fix for package cache corruption.
 - Improved support files.
 - Fixed an issue where it falsely detected system.properties changes.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.7
 
 - Added a check to see if /boot is (nearly) full, and try to cleanup/recover incomplete installations of linux-image and linux-headers packages.
 - Added timedatectl information to support files.
 - Re-worked some checks/services to use api.glennr.nl.
 - Enable NTP time syncing if systemd-timesyncd is installed, and set proper time.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.6
 
 - Added repo.mongodb.org to the DNS check.
 - Improved support file generating.
 - Improved adding the MongoDB Repository.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.5
 
 - Fixed installation failure when using openlogic-openjdk java as an example.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.4
 
 - Improved the MongoDB Upgrade process.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.3
 
 - Fixed curl errors in rare cacses during the repository check.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.2
 
 - Improved UniFi Database shutdown logging.
 - Improved the dpkg interrupted check.
 - Improved mongo-tools installation attempt during the MongoDB Upgrade process for Ubuntu Noble.
 - Fixed installation check failing if the package is in iU state.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.1
 
 - Improved the deb file download check.

 ####

 |  UniFi Easy Update Script  |  Version 8.4.0
 
 - Fixed required MongoDB package check failing on setups using MongoDB Compiled by Glenn R.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.9
 
 - Improved download logging.
 - Fixed an issue where an secure curl argument was set while it should use the insecure option.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.8
 
 - Fixed installation failures on distributions running apt 1.0 or older.
 - Fixed MongoDB Upgrade failures when the system doesn't have it's default repository list.
 - Fixed MongoDB Upgrade issues if the system.properties file was modified.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.7
 
 - Added error logging for download locating failures.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.6
 
 - Improved setting curl arguments.
 - Improved UniFi Update logging.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.5
 
 - Added service override check after cleaning up previous overrides for setups running systemd version 230 or older.
 - Only prompt to uninstall unsupported/outdated Java versions after upgrading the Network Application.
 - Improved the service override check.
 - Include unifi systemd service in the support file.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.4
 
 - Fixed mongodb-org-tools installation if mongo-tools is installed.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.3
 
 - Fixed an issue where a cat error was printed if an file was missing during apt-get update.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.2
 
 - Further improve the curl arguments check.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.1
 
 - Fixed an issue where curl arguments could have the same argument twice, resulting in a failure.

 ####

 |  UniFi Easy Update Script  |  Version 8.3.0
 
 - Improved libsll installation on older distributions.
 - Fixed installation failures when HTTPS couldn't be used.
 - Replaced all wget tasks with curl.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.9
 
 - Fixed wget failures introduced in version 8.2.8.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.8
 
 - Added a check if we need to use --insecure flag for curl commands.
 - Added live database migration details when updating the Network Application.
 - Added Java home check during the MongoDB Upgrade process.
 - Fixed an issue where setups without AVX support aren't downgraded back to MongoDB 4.4.18 while running anything newer.
 - Fixed an issue where disk-usage.json was invalid on setups with older JQ versions.
 - Fixed adoptium Java failures on Ubuntu Mantic Minotaur.
 - Run daemon-reexec after the OS Upgrade process.
 - Prevent the MongoDB Upgrade process from starting while the Network Application is already performing a migration.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.7
 
 - Fixed apt failures when users are messing up their repository files.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.6
 
 - Fixed an issue that could cause zgrep errors to popup.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.5
 
 - Added support for updating to 8.1.127 Offical/Stable.
 - Replaced 8.1.113 with 8.1.127.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.4
 
 - Use curl instead of wget when downloading the updated script version.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.3
 
 - Improved running apt-get update, this should resolve some users their MongoDB Upgrade failures.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.2
 
 - Fixed errors during the script version check if curl is not yet installed.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.1
 
 - Improved the MongoDB Downgrade check in case the logs are rotated to .gz files.
 - Rewrote the script version check to prepare for when we hit version 10.x.x.

 ####

 |  UniFi Easy Update Script  |  Version 8.2.0
 
 - Fixed an rare issue where the script might add invalid repositories.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.9
 
 - Added malformed repository cleanup function.
 - Improved setting the MongoDB Install version.
 - Improved the MongoDB Downgrade check, it was attempting to downgrade packages that were not avaialble in older repositories.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.8
 
 - Fixed mongod-armv8 (Glenn R. Compiled MongoDB) downgrade process incase it detected an unsupported upgrade (shouldn't be possible when only using the script).

 ####

 |  UniFi Easy Update Script  |  Version 8.1.7
 
 - Improved MongoDB Upgrade abort function when using MongoDB Compiled by Glenn R.
 - Improved the MongoDB Downgrade required check.
 - Improved the MongoDB Upgrade process for arm64 systems that choose to use MongoDB Compiled by Glenn R.
 - Improved setting PATH.
 - Fixed an issue where the script would still attempt to create a backup when choosen to skip.
 - Fixed an issue where users could install an older UniFi Network Application version compared to what their current migrated database supports after they messed around with updating incorrectly.
 - Fixed startup issues on systems using systemd version 230 or older.
 - Fixed an issue where the script could add the wrong MongoDB Repository in rare cases.
 - Fixed an issue where the script still sets signed by version while it's using apt-key.
 - Fixed an issue where the script could get stuck if the repository key already existed.
 - Fixed JQ errors during abort when JQ is not yet installed.
 - Correct invalid xmx, xms and xss values if they are incorrectly configured by the user.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.6
 
 - Fixed an issue where the MongoDB downgrade process could fail.
 - Fixed an issue where the script couldn't obtain all previous MongoDB versions if the log file was a binary. 

 ####

 |  UniFi Easy Update Script  |  Version 8.1.5
 
 - Fixed an issue where the script could spam "dpkg interrupted" messages while it already cleaned those up.
 - Downgrade MongoDB to the last known good versions if it detects unsupported upgrades.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.4
 
 - Improved the JAVA installation process.
 - Improved messaging when free disk space is low.
 - Improved the dpkg interrupted check.
 - Improved the libssl installation process.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.3
 
 - Include dpkg log in support files.
 - Improved the JAVA installation process.
 - Fixed MongoDB Upgrade issues when certain packages are "held" back and it attempts to remove those.
 - Fixed an endless loop when apt keys are missing.
 - Fixed an issue where some commands were creating noise in the terminal.
 - Don't abort when dist-upgrade or upgrade fail.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.2
 
 - Added support for upgrading to Release Canidate 8.1.127.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.1
 
 - Added a retry for installating dependencies for MongoDB Compiled by Glenn R.
 - Improved setting the MongoDB command variable.
 - Fixed JQ errors on setups using JQ version 1.5 or older.
 - Fixed unable to install OpenJDK 17 on arm64 ubuntu setups when repositories are missing.
 - Fixed unable to upgrade MongoDB from version 2.4 or 3.0 due to problematic prerm MongoDB scripts.
 - Fixed an issue were some parameters were not set if mongodb-org-tools wasn't avaialable at the starts of the MongoDB Upgrade process.

 ####

 |  UniFi Easy Update Script  |  Version 8.1.0

 - Fixed an issue where invalid support files were created.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.9

 - Added support for Elementary OS Odin, Jolnir and Horus.
 - Fixed an issue where some steps in the script were marked as "success" while part of it failed.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.8

 - Added /tmp permission check, it will set it to 1777 if it isn't already 1777.
 - Added a second attempt when purging MongoDB Packages fails during the MongoDB Upgrade process.
 - Improved setting system language to English when the script is running.
 - Improved the libssl installation process.
 - Improved setting JAVA_HOME.
 - Rewrote the unsupported JAVA uninstallation task.
 - Include more debugging information to support files.
 - Fixed an issue where commenting out unavailable repositories was not being logged.
 - Fixed an issue where the script could add repositories multiple times in rare cases.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.7

 - Fixed an issue where the script could add an incorrect repository combination on Debian Stretch/Buster.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.6

 - Fixed an issue where the script could get in an constant loop with itself.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.5

 - Added a second attempt when purging MongoDB Packages fails during the MongoDB Upgrade process.
 - Rewrote the JAVA Installation/Check process.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.4

 - Improved setting JAVA_HOME.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.3

 - Fixed an issue where the MongoDB Upgrade process would fail for setups using mongodb-10gen.
 - Fixed an issue where certain errors are printed to the terminal.
 - Fixed an issue where the script could report that it failed to start a service while it actually did start.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.2

 - Fixed an issue where the script was using unsupported options during the MongoDB Upgrade process for setups using 2.4.x mongodb-10gen.
 - Added free space warning at the start of the script.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.1

 - Improved the libssl3 check for Ubuntu development branches, such as Noble.

 ####

 |  UniFi Easy Update Script  |  Version 8.0.0

 - Fixed an issue where the script could throw some errors when certain logs are missing.

 ####

 |  UniFi Easy Update Script  |  Version 7.9.9

 - Fixed certain mongod-armv8 checks failing on Ubuntu versions.

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 |  UniFi Easy Update Script  |  Version 7.9.8

 - Fixed an issue where the script tries to write to it's database while it's not there yet on fresh installs.

 ####

 |  UniFi Easy Update Script  |  Version 7.9.7

 - Added netstat results to support files.
 - Added repository duplicate cleanup, it will comment out any that are found.
 - Added repository Signed-By conflict cleanup, it will comment out any that are found.
 - Added repository Trusted conflict cleanup, it will comment out any that are found.
 - Added more logging to start the UniFi Network Application database.
 - Added disk space warning to the OS Upgrade process, to many users are running setups with no free disk space...
 - Added an copy of the system.properties file to support files, mongodb passwords are removed from the file.
 - Always update the architecture in the EUS database.
 - Always check if dpkg was interrupted.
 - Improved the temurin JDK to JRE check.
 - Remove sysstat usage in support files, it will now only generate my own JSON with system statistics.
 - Fixed an issue where the architecture was missing in the EUS database.
 - Fixed an issue where the MongoDB Upgrade process might not appear when using mongodb-10gen.
 - Fixed an issue where the Network Application couldn't start after an upgrade MongoDB Upgrade to 4.4/7.0 due to unsupported variables specified in the system.properties file.
 - Fixed installation failures due to some systems having 404 or 401 errors on some repositories, the script will now comment out any problematic repository.
 - Fixed inability to start the Network Application after upgrade the application or performing the MongoDB Upgrade process on systems running systemd version 230 or older.
 - Fixed an issue where MongoDB 4.4.19 or newer was being installed on systems with CPU's that don't report AVX support.
 - Yes is now the default answer for the compiled MongoDB by Glenn R.

 ####

 |  UniFi Easy Update Script  |  Version 7.9.6

 - Don't log directory creation if the logs folder doesn't exist.

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 |  UniFi Easy Update Script  |  Version 7.9.5

 - Fixed an issue where the script could be having issues creating tmp directories due to logging introduced in 7.9.4.

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 |  UniFi Easy Update Script  |  Version 7.9.4

 - Added logging to the directory creation process.

 ####

 |  UniFi Easy Update Script  |  Version 7.9.3

 - Rewrote adding repositories.
 - Improved the MongoDB upgrade process.
   - Attempt to create an UniFi Network Application directory if it's missing.
   - Attempt HTTP if HTTPS returns an empty value.
 - Improved Adoptium Java installation for Ubuntu Impish.
 - Improved required package installation process.
 - Use deb.debian.org instead of ftp.debian.org.

 ####

 |  UniFi Easy Update Script  |  Version 7.9.2

 - Fixed grep error when starting the script when the system does not use systemd-resolv.

 ####

 |  UniFi Easy Update Script  |  Version 7.9.1

 - Added information to EUS database if the system is running within docker.
 - Added system init information to support files.
 - Added runlevel information to support files.
 - Improved systemd/init check.
 - Fixed error introduced in 7.9.0.

 ####

 |  UniFi Easy Update Script  |  Version 7.9.0

 - Added debug information for folder permissions before and after the MongoDB upgrade process, in hope to catch a reason why the application can't start afterwards in rare cases.
 - Added more debug information for MongoDB repository adding during the upgrade process to 7.0, as sometimes it seems to fail to see 7.0 packages being available.
 - Fixed an issue where perl was being installed instead of procps when procps was missing.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.9

 - Fixed an issue where the total script runs were not being updates in the EUS database.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.8

 - Added a check to see if dpkg was interrupted, if detected it will try to recover.
 - Added DNS check, it will try to resolve add domains the script uses. It will add 1.1.1.1/8.8.8.8 to /etc/resolv.conf if it failed to resolve a domain.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.7

 - Improved Adoptium Java installation for Ubuntu Eoan/Disco/Cosmic.
 - Fixed an issue where the EUS database was not appending support files/tasks to it's database.
 - Fixed an issue where the script could add an empty value to the EUS database.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.6

 - Added running process information to the support files.
 - Rewrote the dpkg lock check, it will now also run each time it tries to install an package.
 - Remove UniFi Repositories if more than 1 is found, users are running into issues where they added tens of different repositories all with different signed-by values (not caused by my script).
 - Fixed an issue where abort_reason could be empty.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.5

 - Fixed unsupported JAVA check.
 - Improved adding MongoDB Repository.
 - Improved script quality.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.4

 - Added more debug information for the MongoDB Upgrade process.
 - Improved adding repositories.
 - Improved adding MongoDB Repository.
 - Improved MongoDB Downgrade process.
 - Improved OpenJDK-17 installation on Lunar.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.3

 - Fixed typo.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.2

 - Fixed an issue where the downgrade to 4.4.19 wasn't work when an variable was not set.
 - Fixed eus_database_move errors during support file generating while running the script with --support-file.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.1

 - Added extra check to downgrade MongoDB 4.4.19 or newer to version 4.4.18 on arm64.

 ####

 |  UniFi Easy Update Script  |  Version 7.8.0

 - Added free disk space information to script abort message if it's less than 5GB.
 - Fixed an issue where the MongoDB package installation process could fail if "dpkg --configure -a" was required.
 - Fixed an issue where the script could add an invalid repository entry on older distributions.

 ####

 |  UniFi Easy Update Script  |  Version 7.7.9

 - Added EUS database.
 - Added more detailed information to script aborts.
 - Added ability to automatically upload support files to a private server owned by Glenn R.
 - Added procps as required package.
 - Improved support file creation.
 - Improved creating script directories.
 - Improved key download logging.
 - Improved script quality.
 - Fixed inability to create libssl/mongodb debug json in rare cases.

 ####

 |  UniFi Easy Update Script  |  Version 7.7.8

 - Improved libssl installation required check.

 ####

 |  UniFi Easy Update Script  |  Version 7.7.7

 - Improved MongoDB Compiled by Glenn R. install process.

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 |  UniFi Easy Update Script  |  Version 7.7.6

 - Improved adding MongoDB Repositories.
 - Improved the libssl installation process to prevent failures on older distributions, this should also address the Raspberry Pi MongoDB Upgrade issues.

 ####

 |  UniFi Easy Update Script  |  Version 7.7.5

 - Fixed an issue where the script could add the incorrect raspbian repository on some arm64 systems.

 ####

 |  UniFi Easy Update Script  |  Version 7.7.4

 - Improved space required check for the MongoDB Upgrade process.
 - Allow users to delete autobackup files if the script detected not enough free space during the MongoDB Upgrade process.

 ####

 |  UniFi Easy Update Script  |  Version 7.7.3

 - Fixed an issue where the Web UI wasn't reachable after an upgrade if the user configured a invalid keystore, the script will remove those and log it.
 - Fixed an issue where the script didn't abort when it couldn't obtain the MongoDB Repository key due to upstream SSL Inspection.

 ####

 |  UniFi Easy Update Script  |  Version 7.7.2

 - Fixed MongoDB Upgrade process when mongodb-org-server is held back via a preference file.
 - Further improve the arm64 MongoDB Upgrade process.

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 |  UniFi Easy Update Script  |  Version 7.7.1

 - Further improve the MongoDB Upgrade process when using mongod-armv8.

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 |  UniFi Easy Update Script  |  Version 7.7.0

 - Added journalctl output to support files.
 - Improved MongoDB Upgrade process on Raspberry Pi's running older Debian Distributions.
 - Improved logging.

 ####

 |  UniFi Easy Update Script  |  Version 7.6.9

 - Further improved the MongoDB Upgrade prevent checks.

 ####

 |  UniFi Easy Update Script  |  Version 7.6.8

 - Improved MongoDB Upgrade prevent checks.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.7

 - Inform users that the upgrade may take longer when upgrading from 8.0 or older to 8.1 or newer.
 - Only check for mail server recommendation if the UniFi Network Application database is ready for connections.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.6

 - Fixed login checks introduced in 7.6.5 due to a typo.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.5

 - Improved admin check when it returns empty ID's in rare cases.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.4

 - Fixed MongoDB Upgrade process failing if another mongodb-mongosh package is installed.
 - Improved MongoDB Upgrade abort steps.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.3

 - Added the ability to upgrade to 8.1.113 Stable.
 - Check if Application version is the same when doing an custom upgrade.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.2

 - Further improve the MongoDB Upgrade process for older distribution versions.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.1

 - Improved MongoDB Upgrade process for older distribution versions.
 - Improved MongoDB Upgrade prevention during the OS Upgrade process.

 ###

 |  UniFi Easy Update Script  |  Version 7.6.0

 - Fixed not supported message for those already running 8.1.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.9

 - Prevent installation of mongodb-org-server on systems that are upgraded to mongod-armv8.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.8

 - Added support for updating to 8.1.113 RC.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.7

 - Added fallback for removing UniFi during the MongoDB upgrade process.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.6

 - Fixed an issue where the UniFi Network Application is unable to start after an upgrade due to an empty file.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.5

 - Improved MongoDB 4.4 installation on arm64.

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 |  UniFi Easy Update Script  |  Version 7.5.4

 - Disable UniFi repositories on setups running mongod-armv8 (compiled by Glenn R.).
 - Prevent "CPU not supported by MongoDB" message from appearing on setups that have already migrated to MongoDB compiled by Glenn R.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.3

 - Improved getting apt options.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.2

 - Added repository cleanup when script aborts.
 - Improved libssl3 installation on Ubuntu Focal/Debian Bullseye and older.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.1

 - Fixed MongoDB version checks when using MongoDB compiled by Glenn R.

 ###

 |  UniFi Easy Update Script  |  Version 7.5.0

 - Fixed endless waiting for MongoDB to initilize loop introduced in 7.4.9.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.9

 - Fixed an issue where the script could abort during export if MongoDB didn't respond in time before attempting recovery/repairs.

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 |  UniFi Easy Update Script  |  Version 7.4.8

 - Improved the MongoDB Upgrade process for arm64 upgrading to mongod from the Glenn R. APT Repository.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.7
 
 - Fixed typo.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.6
 
 - Added support for repackaging files when the system doesn't support zstd while they are compressed with zstd.
 - Improved setup recovery during an abort.
 - Improved adding repositories on bullseye and older.
 - Improved retry attempts for installing packages.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.5
 
 - Fixed an issue where it could add the incorrect Glenn R. APT Repository.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.4
 
 - Updated Glenn R. APT Repository. Those with existing Glenn R. APT Repositories should re-run the script, it will auto update them.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.3
 
 - Limit functionality on systems using "init" instead of "systemd".

 ###

 |  UniFi Easy Update Script  |  Version 7.4.2
 
 - Added CPU information to support files.
 - Added my own (Glenn R.) APT Repository for mongod compiled for certain armv8 boards.
 - Added ability for certain armv8 board owners to upgrade to MongoDB 7.0 if they answer an additional question.
 - Added ability to create a support file via --support-file.
 - Fixed issue where MongoDB key fallback would abort on success.
 - Attempt to fix rare key missing loop.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.1
 
 - Improved getting distribution.

 ###

 |  UniFi Easy Update Script  |  Version 7.4.0
 
 - Fixed a potentional cause where the script adds the 7.0 repository and attempts to install 4.4.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.9
 
 - Fixed the inability to upgrade to MongoDB 7.0 on ARMv8.2-A or later microarchitecture due to them not reporting AVX support.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.8
 
 - Improved jq installation for systems running EOL OS.
 - Fixed an issue where arm64 setups would always be downgraded back to MongoDB 4.4.18.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.7
 
 - Allow upgrading to MongoDB 7.0 on ARMv8.2-A or later microarchitecture.
 - Improved cleaning up old/expired/invalid repositories.
 - Improved adding repositories on EOL OS systems such as Debian Jessie.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.6
 
 - Added auto downgrade recovery in case of import failures, to keep users up and running in case of import failures.
 - Added auto MongoDB Repair in case of export failures.
 - Allow performing the MongoDB Upgrade without any statistics in case of export failures.
 - Improved starting the UniFi Network Application database.
 - Prevent users from upgrading to MongoDB 7.0 if the CPU doesn't report AVX support.
 - Fixed MongoDB Upgrade issues on extremely slow systems.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.5
 
 - Rewrite old backup removal part.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.4
 
 - Fixed inability to login after MongoDB Upgrades when upgrading from 3.4 to 3.6. This was introduced in 7.1.9
   - Let me know if you're affected, can help fix these cases manually.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.3
 
 - Improved checks to attempt to always properly install MongoDB in the first run, instead of requiring 2 when repositories are missing.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.2
 
 - Fixed MongoDB Upgrade failure when users created a MongoDB versioning mess on their setups, e.g. 3.6 server and 7.0 tools.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.1
 
 - Added support for updating to 8.0.28 Offical/Stable.
 - Replaced 8.0.26 with 8.0.28.

 ###

 |  UniFi Easy Update Script  |  Version 7.3.0
 
 - Fixed UniFi Device required firmware version check, introduced in 7.2.5.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.9
 
 - Added more information to support files.
 - Improved resiliency of the MongoDB Upgrade process.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.8
 
 - Added support for Linux Mint 6 Faye.
 - Added support for Linux Mint 21.3 Virginia.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.7
 
 - Fixed MongoDB Upgrade failing when some packages are not available for older versions.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.6
 
 - Added support for updating to 8.0.28 RC.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.5
 
 - Added ability to enable UI Cloud Email if Remote Access is enabled and no mail server is configured.
 - Improved user experience when the script is attempting to login to the Console/Server.
 - Improved script latency by only calling specific keys during some MongoDB calls.
 - Fixed mail server recommendation only working on 5.12.x upgrades.
 - Fixed the inability to use the script on upcoming releases.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.4
 
 - Fixed MongoDB Upgrade failing due to missing directory in rare cases.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.3
 
 - Fixed stupid typo during JQ installation.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.2
 
 - Fixed incorrect repositories getting adding due to missing architecture value during early stages of the script.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.1

 - Improved JQ installation.

 ###

 |  UniFi Easy Update Script  |  Version 7.2.0

 - Fixed JQ installation on Ubuntu Groovy, Focal, Hirsute, Impish.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.9

 - Added support for upcoming versions.
 - Added support for Parrot OS Lory.
 - Rewrote the MongoDB Upgrade process.
 - Fixed a rare race condition that could lead to multiple default networks within the Network Application during the MongoDB Upgrade process.
 - Fixed an issue where dynamic libssl detection always falled back to hardcoded values.
 - Fixed an issue where you could upgrade to MongoDB 4.4 while already running MongoDB 4.4 if older repository lists exited on the system.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.8

 - Fixed an issue where incorrect repositories were added if a package cannot be located on existing repositories on arm64 (and other non-amd64/i386) Ubuntu systems.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.7

 - Updated error mesages for MongoDB installation.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.6

 - Fixed script aborting if /etc/apt/keyrings doesn't already exist.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.5

 - The script will now store all newly created keys in /etc/apt/keyrings.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.4

 - Improved MongoDB Upgrade option by force installing latest supported version.
 - Fixed log spam from settings featureCompatibilityVersion.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.3

 - Fixed MongoDB key recovery loop when key file exists but is empty.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.2

 - Added support for updating to 8.0.26 Offical/Stable.
 - Replaced 8.0.24 with 8.0.26.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.1

 - Improved checking MongoDB key expiration, it will now check against a file hosted on get.glennr.nl that includes the latest MongoDB key details for all MongoDB versions.

 ###

 |  UniFi Easy Update Script  |  Version 7.1.0

 - Fixed unable to upgrade MongoDB packages in rare cases.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.9

 - Improved libssl installation and detection.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.8

 - Added support for updating to 8.0.26 RC.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.7

 - Added retry for MongoDB keys.
 - Improved getting MongoDB keys when IPv6 is used.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.6

 - Improved required MongoDB packages installation process by removing all older MongoDB repositories before adding new ones.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.5

 - Added more libssl and mongodb last attempt failure information.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.4

 - Improved the device upgrade part, it constantly was getting information that was already set/available.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.3

 - Improved getting the hostname of the Network Application Server.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.2

 - Fixed MongoDB upgrade issues in rare cases due to libssl issues.

 ###

 |  UniFi Easy Update Script  |  Version 7.0.1

 - Ensure required libssl versions are installed prior to installing MongoDB packages during MongoDB Upgrades (while required packages are missing).

 ###

 |  UniFi Easy Update Script  |  Version 7.0.0

 - Also comment out archived raspbian repositories.

 ###

 |  UniFi Easy Update Script  |  Version 6.9.9

 - Run systemctl daemon-reexec on script startup to fix causes where the Application couldn't startup.

 ###

 |  UniFi Easy Update Script  |  Version 6.9.8

 - Added support for Ubuntu Noble Numbat 24.04.

 ###

 |  UniFi Easy Update Script  |  Version 6.9.7

 - Always check for expired keys when adding MongoDB repositories.

 ###

 |  UniFi Easy Update Script  |  Version 6.9.6

 - Don't always use trusted for the MongoDB repository when adding new repositories.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.9.5

 - Don't attempt to restart the UniFi Network Application when running the Database manually during the MongoDB Upgrade process.
 - Improved attempt to self heal on abort during MongoDB upgrades.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.9.4

 - Added support for updating to 8.0.24 Offical/Stable.
 - Replaced 8.0.7 with 8.0.24.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.9.3

 - Added support for updating to 8.0.24 RC.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.9.2

 - Move the Expired key check to a different location.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.9.1

 - Improved the expired MongoDB keys check.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.9.0

 - Fixed adding new MongoDB key loop if it detected an expired one.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.9

 - Attempt to update MongoDB repository keys when expired.
 - Fixed unable to install MongoDB incase of an expired repository.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.8

 - Improved catching outdated repositories.
 - Improved JQ installation.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.7

 - Fixed an issue where the script would start the Network Application Update process during the MongoDB Upgrade process after installing libssl. (this was re-introduced in 6.8.2)

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.6

 - Revert uninstalling MongoDB packages when version mismatch is detected and instead attempt to downgrade the packages.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.5

 - Uninstall all MongoDB packages during the MongoDB upgrade process if there is a version mismatch (the script will install the upgrade to version).
 - Only remove temurin-17-jdk if temurin-17-jre is actually installed.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.4

 - Exclude /tmp/EUS/downloads from support files.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.3

 - Improved catching outdated repositories.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.2

 - Improved the MongoDB Upgrade process.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.1

 - Enabled the use of --allow-change-held-packages on arm64 devices, else they cannot properly perform the MongoDB upgrade if some packages are held.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.8.0

 - Fixed an issue where the script attempted to download the mongo-tools and mongodb-clients from the wrong repo.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.9

 - Improved mongo-tools and mongodb-clients installation.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.8

 - Only install temurin-17-jre if it can be found in apt-cache, else stick to temurin-17-jdk.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.7

 - Fixed an issue where the script would continue to attempt to export/import the UniFi Network Application database if the first attempt failed and second/thirth/fourth succeeded.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.6

 - Fixed upgrade option ordering for users that are upgrading from 7.5.187.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.5

 - Install temurin JRE instead of temurin JDK.
 - Skip custom UniFi Network Application building when systems uses temurin-17-jre and UniFi Network Application 8.0 or newer.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.4

 - Fixed temurin-17-jdk installation on Stretch.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.3

 - Improved catching outdated repositories.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.2

 - Improved Adoptium Java installation.
 - Comment out all repositories entries that are moved to old-releases or archive.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.1

 - Fixed issue where it reported that 7.5.187 was the latest.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.7.0

 - Added support for updating to 8.0.7 Offical/Stable.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.9

 - Only update the UniFi Repository file if the Release Stage is Stable.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.8

 - Fixed update options for setups that are already on 8.0.x.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.7

 - Fixed case where the UniFi Network Application database couldn't start after upgrading the MongoDB.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.6

 - Fixed unable to choose Release Candidates as option.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.5

 - Added support for updating to 8.0.7 RC.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.4

 - Fixed an issue where the scripts add wrong repositories leading to OpenJDK 8 installation failures on some distros.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.3

 - Fixed unable to install required packages when multiple different MongoDB repositories exist on the system.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.2

 - Fixed unable to install JQ on certain distros.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.1

 - Fixed an issue where the script would start the Network Application Update process during the MongoDB Upgrade process after installing libssl.
 - Improved the MongoDB Restore process (in the 3rd attempt).

 ###
 
 |  UniFi Easy Update Script  |  Version 6.6.0

 - Use signed-by value in repositories that the script adds.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.9

 - Fixed error introduced in 6.5.8.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.8

 - Only use "numParallelCollections" for the MongoDB Upgrade process if supported.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.7

 - Added retry attempts to the MongoDB Export process.
 - Improved MongoDB Upgrade process for setups with low free memory.
 - Only use one source file for the scripts.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.6

 - Improved adoptium installation when repos are missing.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.5

 - Downgrade all arm64 devices to MongoDB 4.4.18 if 4.4.19 or newer is installed.
 - Improved the MongoDB Upgrade process for arm64 devices, forgot to prevent MongoDB from upgrading to 4.4.19 or newer.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.4

 - Fixed missing failed to install Adoptium Java messages.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.3

 - Improved script quality.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.2

 - Fixed an issue where the MongoDB restore would already abort after the second attempt.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.1

 - Added 3 more attempts for restoring the MongoDB.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.5.0

 - Fixed missing messaging when installing libssl.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.9

 - Added logging for when the script is waiting for MongoDB to initialize.
 - Updated the wording while cycling between attempts for MongoDB initialization.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.8

 - Add support for updating to 7.5.187 Official/Stable.
 - Replace 7.5.176 with 7.5.187.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.7

 - Fixed unable to call function, introduced in 6.4.6.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.6

 - Fixed an issue where required_java_version might not be set during MongoDB upgrades.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.5

 - Added support for updating to 7.5.187 RC.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.4

 - Added ability to stop the UniFi Network Application post upgrade via script argument "--do-not-start-unifi".
 - Don't show MongoDB Upgrade for armhf or 32-bit systems.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.3

 - Fixed UniFi Network Application upgrade issue if setup uses Temurin JAVA.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.2

 - Fixed an issue where it would attempt to download the "upgrade to" version for UniFi when performing a MongoDB upgrade thru the Application Update Process.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.1

 - Improved adding repositories.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.4.0

 - Fixed support file extension for tar.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.9

 - Use HTTP repositories if apt-transport-https is not yet installed, the script will use HTTPS (if applicable) once apt-transport-https is installed.
 - Improved downloading UniFi Network Application versions, sometimes it would attempt to download "null".
 - Fixed adding key loop, in case dirmngr is not installed.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.8

 - Added source files to the support file.
 - Added fourth retry for MongoDB packages, this will try HTTP instead of HTTPS.
 - Allow users to proceed with updating UniFi after updating MongoDB if they started the Network Application upgrade process.
 - Fixed missing escape for upgrade to version for MongoDB.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.7

 - Add support for updating to 7.5.176 Official/Stable.
 - Replace 7.5.174 with 7.5.176.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.6

 - Improved libssl installation on arm64.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.5

 - Removed attempt to use bookworm repository on buster to download openjdk-17-jre-headless.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.4

 - Added support for upgrading MongoDB from 4.2 to 4.4.
 - Added support for upgrading MongoDB from 4.0 to 4.4.
 - Added support for upgrading MongoDB from 3.0 to 3.6. (untested)
 - Added support for upgrading MongoDB from 2.4 to 3.6. (untested)
 - Added MongoDB 4.2 repository information.
 - Added MongoDB 4.0 repository information.
 - Improved MongoDB Upgrade process.
 - Improved MongoDB Restore process in case of a failure.
 - Improved obtaining UniFi Network Application download links in the MongoDB Upgrade process.
 - Improved messaging in script aborting.
 - Improved cancelling the script.
 - Replace ubnt.com domain with ui.com.
 - Removed --allow-change-held-packages for OS Upgrade.
 - Fixed an issue where it adds the MongoDB repository without signing key when the key is already on the system.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.3

 - Fixed libssl installation on some older distributions.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.2

 - Improved configuring JAVA_HOME.
 - Fixed MongoDB 3.6 to 4.4 migration if setup uses mongodb-server instead of mongodb-org-server.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.1

 - Revert any service overrides made by system admins when updating/installing the UniFi Network Application.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.3.0

 - Fixed adding repositories in case a package fails to install.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.9

 - Improved mongodb-org-server and mongodb-server installed check.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.8

 - Added support for updating to 7.5.176 RC.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.7

 - Improved MongoDB installation process for arm64.
 - Improved checking if OpenJDK/Temurin is installed.
 - Improved adding MongoDB keys.
 - Fixed OpenJDK/Temurin installation for Debian Trixie/Forky.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.6

 - Improved MongoDB installation process.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.5

 - Added a simple check if DST_Root certificate exist and remove it.
 - Added installation of Adoptium Temurin if OpenJDK fails.
 - Improved MongoDB installation process.
 - Fixed archived repository check for Ubuntu.
 - Fixed MongoDB 4.4 installation on Debian Stretch.
 - Cleanup script.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.4

 - Added support for MongoDB upgrades that are not stored in the default location.
 - Remove added repositories if they dont match the OS Distribution when script finishes.
 - Updated the way update-ca-certificates is ran.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.3

 - Added support for upgrading MongoDB 2.6 to 3.6.
 - Improved messaging during MongoDB migration.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.2

 - Improved MongoDB 3.2 to 3.6 process when using mongodb-server instead of mongodb-org-server.
 - Improved installing mongodb-clients when using mongodb-server.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.1

 - Improved adding MongoDB Repositories.
 - Improved required MongoDB packages checks.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.2.0

 - Fixed check if mongodb-org-shell and mongodb-org-tools is installed.
 - Improved the way MongoDB repositories are added.
 - Ensure mongodb-org-shell and mongodb-org-tools are installed at the start of the migration process.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.9

 - Added a check to ensure that mongodb-org-shell is installed.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.8

 - Added fallback to UniFi Database import failures, it will attempt 3 times in total before aborting.
 - Added some date/time logging to UniFi Database Export/Import process.
 - Added support for upgrading mongodb-server 3.2 to mongodb-org-server 3.6.
 - Restart the UniFi Network Application in case the database files are migrated back during abort.
 - Improved UniFi Video checking for MongoDB 3.2 to 3.6 upgrade.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.7

 - Improved checking if libssl needs to be installed.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.6

 - Added option to upgrade MongoDB from version 3.2 to 3.6.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.5

 - Fixed incomplete libssl fix for arm64.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.4

 - Fixed an issue where the script would download libssl twice on Debian installs running on arm64.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.3

 - Fixed incorrect messaging if database import fails.
 - Fixed libssl failing to install on Debian installs running on arm64.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.2

 - Disabled the use of --allow-change-held-packages for arm64 due to issues with MongoDB on latest 4.4 versions.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.1

 - Added fallback to different MongoDB Repositories for Debian installs if MongoDB 4.4 installation fails.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.1.0

 - Added fallback to different MongoDB Repositories for Debian installs if mongodb-org-tools installation fails.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.9

 - Fixed unable to upgrade to 7.5.174 Stable while you're on 7.4.162.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.8

 - Add support for updating to 7.5.174 Official/Stable.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.7

 - Fixed typo.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.6

 - Improved getting the right libssl package.

 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.5

 - Only install libssl if the required version is not found.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.4

 - Added support for updating to 7.5.174 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.3

 - Fixed an issue where the original UniFi Network Application database was moved back after updating the MongoDB packages if the script aborted.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.2

 - Stick UniFi OS Consoles to the Stable release channel if their console does not have access to the RC release channel.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.1

 - Use apt-get install on UniFi OS Consoles.
 - Prevent MongoDB checks on UniFi OS Consoles, they exist on Ubiquiti their repository.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 6.0.0

 - Improved checking UniFi Network Application downloads provided via --custom-url.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.9

 - Added compression to exporting the UniFi Network Application database.
 - Added a free disk space check to the MongoDB 4.4 upgrade option.
 - Improved checking if user used the right UniFi Network Application for UniFi OS Consoles (non-Native ones).
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.8

 - Improved MongoDB package holding.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.7

 - Fixed MongoDB Upgrade issue on arm64 devices, there appears to be some issue with the latest MongoDB 4.4 version on arm64. The script will stick them to 4.4.18.
 - Fixed upgrade to 7.5 failing for users who still use MongoDB 3.4, now will correctly print a message with option to update to 3.6 if supported.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.6

 - Fixed incorrect link for downloading libssl on arm64 devices.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.5

 - Fixed 7.5.172 appearing as 2 options for users that already run 7.5.x.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.4

 - Added support for using the right package on UniFi OS Consoles.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.3

 - Added support for updating to 7.5.172 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.2

 - Fixed unable to migrate from MongoDB 3.6 to 4.4, it would error out due to a change released in 5.9.1.
 - Improved messaging when removing old MongoDB repos.
 - Improved messaging when the UniFi Network Application is not running, users previously thoughts that the script stalled.
 - Move old UniFi Network Application database back when the script aborts during migration failure.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.1

 - Added question to cleanup old UniFi Database migration files.
 - Prevent being unable to login to the Network Application in case it fails to upgrade the MongoDB package during the migration from 3.6 to 4.4.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.9.0

 - Ensure the latest libssl version is getting downloaded for MongoDB 4.4.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.9

 - Fixed logging for OpenJDK installation and MongoDB package upgrades.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.8

 - Improved script version check. If your script does not update, please remove the file and re-download it.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.7

 - Added support for Ubuntu Mantic Minotaur 23.10.
 - Added option to upgrade MongoDB from version 3.6 to 4.4 when the Network Application is on 7.5 or newer.
 - Improved support file generation.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.6

 - Add support for Linux Mint 21.2 Victora.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.5

 - Add UniFi Network Application logs in EUS support file.
 - Improved script quality.
 - Fix --allow-change-held-packages check.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.4

 - Fix unable to run script due to typo introduced in 5.8.3.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.3

 - Add support for Debian Trixie and Forky.
 - Replace 7.4.156 with 7.4.162.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.2

 - Prevent curl error while running get_repo if it's not yet installed.
 - Run get_repo after installing curl.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.1

 - Improve messaging.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.8.0

 - Fix MongoDB missing signed by details when gnupg package was not installed at start of the script.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.9

 - Fix MongoDB repo got added before getting signed by information from other functions.
 - Add signed by for MongoDB repo when migrating from MongoDB 3.4 to 3.6.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.8

 - Fix unable to install openjdk-11-jre-headless on Debian Bookworm.
 - Add support for updating to 7.4.156 Official/Stable.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.7

 - Fix ability to choose for RC releases, introduced in 5.6.8.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.6

 - Add support for updating to 7.4.156 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.5

 - Automatically check if script needs to add old-releases ubuntu repos.
 - Notify user about unsupported/EOL OS when adding archived/old-releases repos.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.4

 - The script will no longer add NL specific repos.
 - Automatically check if script needs to add archived debian repos.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.3

 - Fix small typo.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.2

 - Add support for updating to 7.2.97 Official/Stable.
 - Add support for updating to 7.3.73 Official/Stable.
 - Replace 7.2.95 with 7.2.97.
 - Replace 7.3.76 with 7.3.83.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.1

 - Add simple check to see if the unifi service is active/running.
 - Only use --allow-change-held-packages if apt version is 1.1 or newer.
 - Check if MongoDB is newer than 2.6 when updating to UniFi Network application 7.4.x.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.7.0

 - Add support for updating to 7.3.83 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.9

 - Add support for Linux Mint 21.1 Vera.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.8

 - Add support for updating to 7.3.81 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.7

 - Add support for ParrotOS 5.1 Electro Ara.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.6

 - Add support for Ubuntu Lunar Lobster ( 23.04 ).
 - Improve get_distro function.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.5

 - Add --allow-change-held-packages to apt-get commands.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.4

 - Add debian stretch-backports fallback for openjdk-11-jre-headless installation.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.3

 - Fix message for UC-CK not being supported in 7.3.x and newer.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.2

 - Add support for upgrading to 7.3.76.
 - Promote 7.3.76 to Stable.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.1

 - Add support for upgrading to 7.3.76 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.6.0

 - Add support for upgrading to 7.2.95.
 - Replace 7.2.94 with 7.2.95.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.9

 - Promote 7.2.94 to stable.
 - Replace 7.2.92 with 7.2.94.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.8

 - Add support for updating to 7.2.94 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.7

 - Remove installation of haveged.
 - Add support for updating to 7.2.93 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.6

 - Promote 7.2.92 to stable.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.5

 - Add support for updating to 7.2.92 RC.
 - Replace 7.2.91 with 7.2.92.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.4

 - Add support for Ubuntu Kinetic Kudu.
 - Add support for Linux Mint 5 Elsie.
 - Add support for Linux Mint 21 Vanessa.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.3

 - Add support for updating to 7.2.91 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.2

 - Replace "service" commands with "systemctl".
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.1

 - Replace 7.1.67 with 7.1.68.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.5.0

 - Script/code cleanup.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.9

 - Replace 7.1.66 with 7.1.67.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.8

 - Promote 7.1.66 to stable.
 - Replace 7.1.65 with 7.1.66.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.7

 - Add support for updating to 7.1.66 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.6

 - Promote 7.1.65 to stable.
 - Replace 7.1.61 with 7.1.65.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.5

 - Add support for updating to 7.1.65 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.4

 - Add support for updating to 7.1.61.
 - Fix UniFi Network Application backup if user decices to upgrade devices and update the Network application.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.3

 - Promote 7.1.61 to stable.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.2
 
 - Fix noisy apt-get update due to apt-key deprecation. 
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.1
 
 - Add support for updating to 7.1.61 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.4.0
 
 - Update settings paths according to UniFi Network Application 7.1.x
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.9
 
 - Only install apt-transport-https if apt version is lower than 1.4.x.
 - Promote 7.0.25 to stable.
 - Replace 7.0.23 with 7.0.25.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.8
 
 - Add support for updating to 7.0.25 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.7
 
 - Add support for updating to 7.0.23.
 - Replace 7.0.22 with 7.0.23.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.6
 
 - Improve firmware caching for models with the same base model.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.5
 
 - Add support for Linux Mint 20.3 (UNA).
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.4
 
 - Add support for updating to 7.0.22.
 - Replace 7.0.21 with 7.0.22.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.3
 
 - Add support for updating to 7.0.21
 - Replace 7.0.20 with 7.0.21.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.2
 
 - Add support for updating 7.0.20.
 - Decrease the amount of default update options, force 6.5.55 or newer.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.1
 
 - Add retry to setFeatureCompatibilityVersion for MongoDB upgrade.
 - Improve cancel script part, it would clear cancel details when using skip.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.3.0
 
 - Add logging for UniFi Network Application downloading.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.9
 
 - Add support for Ubuntu Jammy Jellyfish 22.04.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.8
 
 - Support custom UniFi Network versions stating with 7.x.x.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.7
 
 - Promote 6.5.55 to stable.
 - Replace 6.5.54 upgrade to 6.5.55.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.6
 
 - Add support for updating to 6.5.55 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.5
 
 - Promote 6.5.54 to stable.
 - Replace 6.5.53 upgrade to 6.5.54.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.4
 
 - Add support for upgrading to 6.5.54 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.3
 
 - Fix minor number issue in text output.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.2
 
 - Promote 6.5.53 to Stable.
 - Add support for upgrading to 6.5.53.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.1
 
 - Also update/downgrade USP-Plug/USP-Strip/USW-Flex-Mini when running upgrade/downgrade.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.2.0
 
 - Fix minor issue with available versions for installs with 6.5.51.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.9
 
 - Add support for upgrading to 6.5.52 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.8
 
 - Add support for upgrading to 6.5.51 RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.7
 
 - Add support for Debian 12 (Bookworm).
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.6
 
 - Add custom UniFi Download logging.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.5
 
 - Add support for Ubuntu 21.10 (Impish Indri).
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.4
 
 - Fix issue where it did not properly pass along script_options to the script.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.3
 
 - Fix issue where it removes any 0 from month/date instead of only leading 0.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.2
 
 - Add special FW update for U6-Pro/Mesh (if required).
 - Improve overall script quality.
 - Improve unifi_firmware_requirement check.
 - Remove U6 BETA message.
 - Fix 5.14.x/6.3.x update options.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.1
 
 - Update UniFi version specific repository source files on upgrade.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.1.0
 
 - Fix 6.2.26 coming back as latest.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.0.9
 
 - Promote 6.4.54 to Stable.
 - Add support for upgrading to 6.4.54.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.0.8
 
 - Add 6.4.54 as RC.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.0.7
 
 - Remove reference to "controller" and replace with "application" to follow UniFi Terminology.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.0.6
 
 - Add support for Linux Mint Uma.
 
 ###
 
 |  UniFi Easy Update Script  |  Version 5.0.5
 
 - Add support for upgrading to 6.2.26 Stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 5.0.4
 
 - Add 6.2.26 as Release Candidate.
 
 ###

 |  UniFi Easy Update Script  |  Version 5.0.3
 
 - Add support for Deepin Linux.
 
 ###

 |  UniFi Easy Update Script  |  Version 5.0.2
 
 - Update to 6.2.25 instead of 6.2.17/6.2.23.
 - Increase DB migration timeout check.
 
 ###

 |  UniFi Easy Update Script  |  Version 5.0.1
 
 - Update to 6.2.17 before 6.2.23 as workaround for UniFi Network upgrade issue.
 
 ###

 |  UniFi Easy Update Script  |  Version 5.0.0
 
 - Add support for upgrading to 6.2.23 Stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.9
 
 - Add support for upgrading to 6.2.23 RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.8
 
 - Add --allow-downgrade for package if package needs to be downgraded ( libssl issue fix ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.7
 
 - Remove 6.0.45 from "no new stable" list.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.6
 
 - Add support for upgrading to 6.2.17 RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.5
 
 - Move 6.1.71 to Stable Official.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.4
 
 - Add support for upgrading to 6.1.71 RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.3
 
 - Add support for upgrading to 6.1.70 RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.2
 
 - Add support for Ubuntu Hirsute Hippo ( 21.04 ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.1
 
 - Add support for upgrading to 6.1.67 RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.9.0
 
 - Add support for upgrading to 6.1.65 RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.9
 
 - Add support for upgrading to 6.1.61 RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.8
 
 - Add 6.0.45 Official ( replaces 6.0.43 ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.7
 
 - Add support for Linux Mint 20.1 ( Ulyssa ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.6
 
 - Add support for Kali Linux ( rolling ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.5
 
 - Fix 2FA login issue introduced in 4.8.4.
 - Fix minor grep issue ( harmless ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.4
 
 - Fix login issue when using characters that need an escape.
 - Fix issue with debug_check where site variable was missing.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.3
 
 - Promote 6.0.43 to Official Stable. ( replaced 6.0.41 )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.2
 
 - Add 6.0.43 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.1
 
 - Fix christmass_new_year.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.8.0
 
 - Improve getting device model for UDM's.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.9
 
 - Add 6.0.41 Official. ( replaced 6.0.36 )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.8
 
 - Move abort to earlier in the script.
 - Error out if script cannot delete it's previous tmp directory.
 - Error out if script cannot create it's required tmp directories.
 - Add support for '/sdcard/' backups for UCKG2/UCKP with UniFi OS.
 - Improve older backup removal.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.7
 
 - Fix MongoDB 3.6 upgrade showing up for pre 5.13.10 controllers.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.6
 
 - Add 6.0.36 Official. ( replaced 6.0.28 )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.5
 
 - Improve quality of the script.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.4
 
 - (Requested) Add option to get controller statistics per site ( adopted LAN/WLAN/WAN devices ). ( JSON include clients too )
 - Fix extra cancel option if system runs mongodb 3.4.
 - Ensure no "system.properties" error messages pop up if file does not exist.
 - Update username_text for UniFi OS systems.
 - Update password_text for UniFi OS systems.
 - Cleanup white lines in unifi_login_check.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.3
 
 - Promote 6.0.28 to Stable. ( replaced 6.0.23 )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.2
 
 - Add 6.0.28 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.1
 
 - Add support for Ubuntu 20.10 (Groovy Gorilla).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.7.0
 
 - Rework unifi_firmware_requirement checks and options.
 - Prevent firmware for UP6 from being cached.
 - Remove cached firmware for UP6 if cached.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.9
 
 - Add 6.0.27 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.8
 
 - Improve text for controller login events.
 - Add 6.0.26 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.7
 
 - Fix latest stable/release candidate.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.6
 
 - Replaced UniFi repository removal with prevent_unifi_upgrade. ( prevents UniFi/Ubiquiti packages from accidentally being updated )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.5
 
 - Add 6.0.24 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.4
 
 - Improve EUS log cleanup.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.3
 
 - Promote 6.0.23 to Stable. ( replaced 6.0.22 )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.2
 
 - Add 6.0.23 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.1
 
 - Promote 6.0.22 to Stable. ( replaced 6.0.20 )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.6.0
 
 - Improve UniFi Version grabbing from custom URL's.
 - Add 6.0.22 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.9
 
 - Promote 6.0.20 to Stable.
 - Add required firmware check for U6-Series devices.
 - Add support for changing release channels to BETA ( for U6-Series, if required ).
 - Add check to ensure that user is not downgrading the controller.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.8
 
 - Add 6.0.20 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.7
 
 - Add 6.0.18 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.6
 
 - Add support for UniFi NeXt-Gen Gateway upgrades.
 - Improved messaging.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.5
 
 - Fix custom upgrade with stable link.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.4
 
 - Add 6.0.15 as RC.
 - Add 5.14.23 STABLE.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.3
 
 - Add 6.0.13 as RC.
 - Move 5.14.22 to stable.
 - Allow upgrading to 5.13.32 from 5.0-12.x.
 - Allow upgrading to 5.14.22 from 5.0-12.x.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.2
 
 - Fix not showing 5.14.22 if user runs 5.13.32 Stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.1
 
 - Add support for upgrading to 5.14.22 RC.
 - Do not show MongoDB upgrade if MongoDB is already on version 3.6.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.5.0
 
 - Fix installing MongoDB 3.6 if anything higher then 5.13.10 is getting installed.
 - Fix not showing MongoDB upgrade if 6.x.x controllers are used.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.9
 
 - Fix parsing issue when device has EOL/LTS date.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.8
 
 - Fix error introduced in 4.4.7.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.7
 
 - Improved mongodb-org upgrade ( 3.4 to 3.6 ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.6
 
 - Fix script lockup when script is sourced.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.5

 - Add logging for '--custom-url' upgrades.
 - Cleanup '--custom-url' upgrades.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.4

 - Allow installing 6.x.x controllers via '--custom-url'.
 - Allow '--custom-url' to use local HTTP/FTP servers.
 - Improve '--custom-url' check.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.3

 - Promote 5.13.32 to stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.2

 - Improved get_distro.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.1

 - Add support for Linux Mint 20 ( Ulyana ).
 
 ###

 |  UniFi Easy Update Script  |  Version 4.4.0

 - Fix UniFi OS 2FA login.
 - Improve unifi_login_cleanup.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.9

 - Fix missing release_wanted for 5.13 upgrades.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.8

 - Add 5.13.32 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.7
 
 - Fix error when /usr/lib/version does not exist.
 - Add `--skip` option to skip manual input to automate option '--archive-alerts' and '--delete-events'.
 - Add `--archive-alerts` option to archive all alerts. ( it will only do this if you use this option )
 - Add `--delete-events` option to delete all events. ( it will only do this if you use this option )
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.6
 
 - Make 'adduser' a required package.
 - Make 'logrotate' a required package.
 - Fix spacing issue.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.5
 
 - Add 5.12.72 as previous stable.
 - Promote 5.13.29 to stable.
 - Fix some numbering issues.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.4
 
 - Add support for Progress-Linux ( Engywuck ).
 - Add `--skip-install-haveged` option to skip the installation of haveged.
 - Add `--custom-url [argument]` option. ( can also be used without argument )
 - Add '--help' output.
 - Improve get_distro.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.3
 
 - Fix upgrade if users chooses Stable channel when already running 5.13.x.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.2
 
 - Fix device upgrade schedule.
 - Fix firmware remove script already scheduled message.
 - Improved device upgrade schedule name.
 - Improved device upgrade schedule message.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.1
 
 - Add support for upgrading from/to 5.13.x
 - Add 5.13.29 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.3.0
 
 - Fix upgrade issues if controller is on 5.12.66.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.9
 
 - Promote 5.12.72 to Stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.8
 
 - Made some changes to make my life easier.
 - Added 5.12.72 as RC.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.7
 
 - Fix script already scheduled check.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.6
 
 - Fix UniFi is not installed check.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.5
 
 - Fix firmware cache removal.
 - Fix color output of some messages.
 - Improved firmware caching and removal.
 - Improved firmware removal script.
 - Improved language output.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.5
 
 - Fix firmware cache removal.
 - Fix color output of some messages.
 - Improved firmware caching and removal.
 - Improved firmware removal script.
 - Improved language output.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.4
 
 - Improve system update.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.3
 
 - Improve CloudKey detection.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.2
 
 - Adjust en_US check.
 - Add support for UniFi OS systems.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.1
 
 - Improved cloudkey detection.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.2.0
 
 - Fix script cronjob scheduling.
 - Improve already scheduled message.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.9
 
 - Fix MongoDB upgrade if UniFi-Video is not installed.
 - Improved MongoDB 3.4 upgrade to MongoDB 3.6.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.8
 
 - Fix controller version downloading.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.7
 
 - Check if --show-progress is supported by installed version of wget.
 - Improved controller download information.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.6
 
 - Add more information to support files.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.5
 
 - Improved unifi update logging.
 - Cleaned up unifi update printing.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.4
 
 - Improved device model checking.
 - Fixed issue where script would show invalid update paths.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.3
 
 - Prevent firmware for UP1 and USMINI from being cached.
 - Remove cached firmware for UP1 and USMINI if cached.
 - Add option to schedule downgrades.
 - Add option to downgrade devices.
 - Move 5.12.66 to stable instead of release candidate.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.2
 
 - The script will now use fw-update to get the latest firmware.
 - Add option to upgrade MongoDB from version 3.4 to 3.6 when controller is on 5.13.10 or newer.
 - Add support for Linux Mint 4 Debbie.
 - Add log rotate ( logs that script creates ).
 - Rework the script options reminding part.
 - Rework script version check.
 - Rework openjdk 8 installation.
 - Rework required packages installations.
 - Rework distribution update.
 - Rework OS update.
 - Rework package hold ( mongodb/unifi ).
 - Create support file during script errors.
 - Fix installation checks if you a package is set to hold.
 - Fix script exit when UniFi is not installed.
 - Fix USL16P and USL24P upgrades.
 - Reduce script size with 1000+ lines.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.1
 
 - Add support for upgrading to 5.12.66 RC.
 - Remember use of --custom-url if script has to be updated.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.1.0
 
 - Fixed spelling mistakes.
 - Improved text output.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.9
 
 - Added support for Ubuntu Focal Fossa  ( 20.04 ).
 - Added support for Elementary OS.
 - Improved some checks.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.8
 
 - Added extra method when script fails to add the key.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.7
 
 - Fixed the cached firmware remove script that the user can schedule.
 - Improved language output.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.6
 
 - Add fancry script start message.
 - Improved more checks and language output.
 - Adjust ca-certificates update.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.5
 
 - Added more output to the device firmware downloading ( people could think the script stopped ).
 - Add run_apt_get_update that will add missing pubkeys.
 - Fixed device upgrade scheduler ( had a typo ).
 - Improved checks so they run with less commands.
 - Improved device upgrade ( faster ).
 - Improved firmware cache downloading/removing ( faster ).
 - Improved more checks and language output.
 - Improved mail_server_recommendation.
 - Improved override_inform_host ( will now also show up if it has never been configured ).
 - General improvements.
 - Removed ~50 lines.
 - Speeudp the script.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.4
 
 - Add option for user to use a custom URL to upgrade their controller. ( controller will stop when version is older then current )
 - Changed PATH in script.
 - Fixed no header error.
 - Improved language check.
 - Improved almost all checks.
 - Speeudp the script.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.3
 
 - Stop writing to files that aren't used anyway.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.2
 
 - Set language to english ( temporarily ) to prevent script issues. ( if lang is not en_US )
 - Changed remove_yourself.
 - Changed directory removal.
 - Changed file removal.
 - Adjust MongoDB key check.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.1
 
 - Allow users to schedule device upgrades and run them right away.
 - Include more information of what the script is doing. ( people would get the feeling that the script stopped while it's checking stuff ).
 - Adjusted the firmware remove script ( seperate script that the Easy Update Script uses ).
 - Improved script output.
 - Speeudp the script.
 - Fixed typos.
 
 ###

 |  UniFi Easy Update Script  |  Version 4.0.0
 
 - Add option to Archive/Delete all alerts/events.
 - Script will now prompt alert_event_cleanup without checking the database first ( people would get the feeling that the script stopped while it checks the database ).
 - Change the method on how the script checks for backup creation.
 - Script will now also prompt if the backup didn't finish yet.
 - Speeudp the backup checking process.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.9
 
 - Fixed issue where script would stay on catching sites when controller doesn't respond on api.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.8
 
 - Adjusted MongoDB key adding.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.7
 
 - Improved '127.0.0.1       localhost' check.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.6
 
 - Improve OpenJDK detection on Debian Jessie.
 - Added missing gpg keys when using jessie-backports.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.5
 
 - Add repository if old OpenJDK 8 version is detected.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.4
 
 - Fixed issue where script would use wrong variable.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.3
 
 - Adjusted java version check.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.2
 
 - Improved showing of Classic and New Settings.
 - Improve Hostname/IP override warning.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.1
 
 - Added support for Linux Mint 19.3 ( Tricia )
 
 ###

 |  UniFi Easy Update Script  |  Version 3.9.0
 
 - Ask user to run Easy Installation Script when UniFi is not installed.
 - Added wishes to the script.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.9
 
 - Script will now only add a new JAVA_HOME if JAVA_HOME is different.
 - Adjusted some checks.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.8
 
 - Fixed free disk space check for the firmware caching.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.7
 
 - Reworked unsupported java check.
   - Now defaults answer to NO when asking to uninstall.
   - Greps all the unsupported java versions instead  of global removal.
   - Logs the unsupported java removal.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.6
 
 - Changed distribution check.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.5
 
 - Script will now check for OpenJDK 8 instead of Oracle Java 8 and OpenJDK 8.
 - Script will now make sure OpenJDK 8 is the default java runtime.
 - Added OpenJDK 8 version check.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.4
 
 - Added a check to see if '127.0.0.1       localhost' exists in /etc/hosts.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.3
 
 - Added support for Parrot OS/Linux.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.2
 
 - Fixed 5.12 check, would prompt that there is no update when the controller was on 5.12 release candidates.
 - Cleaned up 5.12 check.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.1
 
 - Improved 5.12 check, it was suggesting people to downgrade from 5.12.35 or newer to 5.12.35.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.8.0
 
 - Moved 5.12.35 to Stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.9
 
 - Added support for upgrading to 5.11.50. ( previous stable )
 - Changed ubnt.com to ui.com.
 - Changed script version check.
 - Cleaned up the 5.11.x controller upgrades. ( menu )
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.8
 
 - Added support to upgrade to 5.12.35 ( RC ).
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.7
 
 - Script will now also check for firmware updates if firmware is not getting cached.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.6
 
 - Change HTTP to HTTPS for the MongoDB repository.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.5
 
 - Moved 5.12.22 to Stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.4
 
 - Added support to upgrade to 5.12.22 ( RC ).
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.3
 
 - Fixed an issue where the script would prompt incorrect information/multiple the same admin accounts.
 - Improved the login process.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.2
 
 - Script now won't login multiple times when it's already logged in.
 - Cleaned up the login process.
 - Fixed an issue where the backup creation would time out. ( when log level for system was set to warn )
 - Improved debug_check and debug_check_no_upgrade.
 - Fixed an issue where the script would find the sites multiple times, sometimes ending up with 3 the same sites.
 - Speed up the script in general.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.1
 
 - Added support to upgrade to 5.12.19 ( RC ).
 
 ###

 |  UniFi Easy Update Script  |  Version 3.7.0
 
 - Print new settings and classic settings paths when controller version is 5.11.x or newer.
 - Improved the mail server recommendation. ( it comes back with feedback faster )
 - debug_check now doesn't need to restart the controller, it handles the changes through the API.
 - Speed up the script in general.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.9
 
 - Added mail server recommendation when a mail server isn't configured/enabled. ( only on 5.12 or newer controller upgrades )
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.8
 
 - Added support to upgrade to 5.12.16 ( RC ).
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.7
 
 - Script would show up that multiple firmware versions ( when multiple were cached ), it will now only show the newest and remove the older firmware version.
 - Script will now print all the site ID's that it finds.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.6
 
 - Fixed upgrade loop when a device is upgradable and not adopted.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.5
 
 - Moved 5.11.50 to Stable.
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.4
 
 - Added support for upgrading to 5.11.50 ( RC ).
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.3
 
 - Slight adjustment to get distro. ( mostly affects Debian Buster & Bullseye  )
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.2
 
 - Moved 5.11.47 to Stable.
 - Added support for upgrading to 5.11.48 ( RC ).
 
 ###

 |  UniFi Easy Update Script  |  Version 3.6.1
 
 - Fixed issues where users couldn't upgrade to 5.11.47
 - Cleaned up script to remove cached firmware.
 - Cleaned up script schedule to remove cached firmware.
 - Prompt at what time the script is scheduled.
 - The firmware cache removal script will now be scheduled exactly 1 hour after upgrading the devices. ( if users take this option )
 - Users can now choose to take the risk of not upgrading to the required firmware releases.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.6.0
 
 - Added upgrade option to 5.11.47.
 - Minor adjustments to Release Candidate/Stable question.
 - Moved all TEMP files to a directory in the /tmp folder to clean thigns up.
 - Minor adjustments to the dead mongodb repository check.
 - Minor adjustments to Required Packages check.
 - Removed unused variables.
 - Script will now work with controllers that don't use the default 8443 port for the UI.
 - Script will now work with controllers that don't have the default site.
 - Minor adjustments to devices_update_finish.
 - The script wil now check by itself if 2FA is needed for login instead of asking the user. ( cleanup user experience )
 - Add option to cache firmware on the controller prior to device upgrades. ( Highly recommended )
   - It will check if there are newer versions are available, it will delete the old cached firmware if so.
   - You can schedule a script to remove cached firmware after 2 hours when devices are upgrading. ( controllers without 2FA )
 - Rewrite of the Device Upgrade options/function.
   - Devices with firmware older then 3.8 will use the cached firmware. ( if you cached the firmware )
   - Devices will now upgrade to the latest stable ( 4.0.54 ) instead of 4.0.10
   - UGW ( USG/UniFi Security Gateways ) will now get custom upgraded if the firmware is older than 4.4.20 instead of 3.8
   - Prompt when a device starts upgrading/is upgrading already.
   - Prompt if there were 0 devices that required an upgrade.
 - Rewrite firmware requirement for 5.6.42 and 5.10+ controllers.
   - Script will now check itself if there are devices that have unsupported firmware. ( required controller login )
 - Improved UniFi Repository removal.
 - Speed up the script in general.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.9
 
 - Moved 5.11.46 to Stable.
 - Script will now prompt the Release Stage.
 - Recommend user to enable Controller Hostname/IP override when upgrading alot of devices.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.8
 
 - alert_event_cleanup will now also work for systems running mongodb-server.
 - You can now choose between release stage. ( Stable and Release Candidate )
 - Fixed an issue where the script got a wrong os_codename when lsb-release was missing.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.7
 
 - Added upgrade to 5.11.46.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.6
 
 - Added upgrade to 5.11.45.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.5
 
 - Improved the script version check.
 - Slight adjustment to unifi_firmware_requirement.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.4
 
 - Install haveged if not installed.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.3
 
 - Small adjustment to unifi_update_latest.
 - Small adjustment to username_case_sensitive_check.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.2
 
 - Added support for Ubuntu Eoan Ermine.  ( 19.10 )
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.1
 
 - Miscellaneous changes.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.5.0
 
 - Improve repo removal. ( downloads-distro.mongodb.org/ui.com/ubnt.com )
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.9
 
 - Added upgrade to 5.11.39.
 - Remove downloads-distro.mongodb.org from the repo lists if existing.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.8
 
 - Fixed getting PRETTY_NAME.
 - Changed root's PATH ( would come back with missing /usr/local/sbin, /usr/sbin and /sbin ).
 - Added bullseye support ( Debian 11 ).
 - Usernames are not Case Sensitive anymore.. some users had issues with this. ( Script will check for Case Sensitivity itself )
 - Improve file cleanup.
 - Fixed issue where account lookups would continue to fail.
 - Fixed backup failure when `debug.system=warn` or `debug.mgmt=warn` is used.
 - Removed unifi_backup_fail, got replace with another check a long time ago.
 - Cleaned up OS_UPGRADE.
 - Remove old temp files if they were still on the system.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.7
 
 - Fixed 5.10.27 download link.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.6
 
 - Added upgrade to 5.11.38.
 - Fixed numbering for 5.5.x and earlier controllers.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.5
 
 - Changed mongodb_org_v check.
 - Check if mongodb-org-shell or mongodb-clients is installed.
 - Removed unifi_firmware_requirement check for 5.6.42 and 5.10 controller upgrades/updates.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.4
 
 - Change method of getting MongoDB key if first one fails.
 - Added upgrade to 5.10.27
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.3
 
 - Check if controller is running before running the last checks.
 - Download .deb files in the /tmp directory
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.2
 
 - Change 5.10.26 from Release Candidate to Stable.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.1
 
 - Allow email logins.
 - Changed White/Gray colors. ( for the white terminal users )
 - Added 2FA SSO login support.
 - Fixed issue where the log file wouldn't be deleted.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.4.0
 
 - Added upgrade to 5.10.26
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.9
 
 - Improved DPKG lock check.
 - Prompt user with question to keep the script after completion or not.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.8
 
 - Fixed /sbin check
 - Fixed auto_backup_write_warning
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.7
 
 - Changed to root requirement message.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.6
 
 - Fixed dpkg lock loop for Debian Stretch/Buster
 - Removed Ubuntu Artful.
 - Recommend user to turn on autobackups if it's disabled.
 - Show backup location when script ends with unsupported controller version message.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.5
 
 - Fixed backup for 5.11 controllers.
 - Fixed write permission check for 5.11 controllers.
 - Fixed permission set for 5.11 controllers.
 - Fixed old backup erase on UCKs. ( backups created by the Easy Update Script )
 - Fixed typo.. ( sc_card was used instead of sd_card )
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.4
 
 - Fixed backup for pre 5.4.2 controllers.
 - Fixed permission set for pre 5.6.4 controllers.
 - Added installation of lsb-release.
 - Backup to custom location if configured and writable.
 - Improved free up disk space check.
 - Prompt user when autobackups are set to a directory that the user ( UniFi ) can't access.
 - Miscellaneous changes.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.3
 
 - Fixed login check.
 - Check if user is Super Administrator
 - Check if user exists in the database.
 - Check if username/password is blank.
 - Removed unifi_sysvinit_all.deb file check.
 - Changed UniFi Network Controller installation. ( random file name )
 - Miscellaneous changes.
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.2
 
 - Changed the backup to a settings only backup.
 - Added an option to erase older backup files created by the Easy Update Script. ( only shows if you have more than 5 backup files )
 - Cleaned up os_upgrade option.
 - Miscellaneous changes to text output.
 - Fixed backup check timeout when `debug.system=warn` or `debug.mgmt=warn` is used.
 - Check if directory '/etc/apt/sources.list.d' is present
 - Show your choice when option menu pops up.
 - Added an option to delete localhost ( 127.0.0.1 - 0:0:0:0:0:0:0:1 ) login alert/events.
 - Fixed source list check.
 - Check if psmisc is installed.
 - Check if dpkg is locked. ( with force remove lock after 60 seconds )
 - Fixed script version check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.1
 
 - Fixed a typo.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.3.0
 
 - Added HTTP_PROXY support.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.8
 
 - Changed 5.10.25 from Stable Candidate to Stable.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.7
 
 - Changed OpenJDK-8 install for Debian Jessie
 - Cleaned up the script.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.6
 
 - Added upgrade to 5.10.25
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.5
 
 - Removed all the pulled downloads.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.4
 
 - Fixed backup name for the backup to the SD card.
 - Changed the backup location.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.3
 
 - Changed 5.10.24 from Stable Candidate to Stable.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.2
 
 - Added upgrade to 5.10.24
 - Added upgrade to 5.10.24 for 5.6.42
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.1
 
 - Fixed OS update/upgrade option.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.2.0
 
 - Show backup location at the end of the script ( requested by @KimchiGUN  ).
 - Added check if dirmngr is installed.
 - Added device firmware check for 5.6.42 upgrades.
 - Added OS update/upgrade option.
 - Improved script removal. 
 - Improved upgrades from 5.6.40.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.9
 
 - G1 UAPs will not upgrade to 4.0.10.9653 instead of 3.9.54.9373
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.8
 
 - Added upgrade to 5.6.42
 - Added upgrade to 5.10.23
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.7
 
 - Added check if JAVA is outdated.
 - Improved JAVA installations
 - Miscellaneous changes to text output.
 - Removed unnecessary check for controllers that are already on 5.10
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.6
 
 - Added support for Ubuntu Precise Pangolin ( 12.04 ).
 - Added support for Ubuntu Trusty Tahr ( 14.04 ).
 - Added support for Ubuntu Artful Aardvark ( 17.10 ).
 - Added support for Ubuntu Disco Dingo ( 19.04 ).
 - Added support for Debian Buster ( 10 ).
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.5
 
 - Miscellaneous changes.
 - Improved JAVA_HOME check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.4
 
 - Improved required packages check.
 - Moved UniFi Installated check up.
 - Added an extra check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.3
 
 - Added a check for curl.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.2
 
 - Added upgrade to 5.10.21
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.1
 
 - Improved script version check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.1.0
 
 - Script version check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.12
 
 - Added upgrade to 5.10.21
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.11
 
 - Added apt-transport-https installation.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.10
 
 - Added upgrade to 5.10.21
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.9
 
 - Y is now default.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.8
 
 - Fixed check for anything higher then 5.9.29 ( for example 5.9.32 )
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.7
 
 - Added upgrade to 5.10.17
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.6
 
 - Added upgrade to 5.10.16
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.5
 
 - Modifications to the 5.10.x check.
 - Fixed a typo.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.4
 
 - Added upgrade to 5.10.15
 - Modified text output for checks.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.3
 
 - Fixed abort.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.2
 
 - Added required packages installation.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0.1
 
 - Text output for device upgrades and backups.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 3.0
 
 - Added device upgrades as an option.
 - Added 5.10.x upgrade support.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.9.1
 
 - Improved Database migration check.
 - Cleaned up text output.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.9.0
 
 - Added UniFi Network Controller Backup before upgrading.
 - Added database migration check.
 - Cleaned up the update process.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.8.1
 
 - Improved source file detection.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.8.0
 
 - Improved JAVA detection.
 - Improved source file detection.
 - Improved setting JAVA_HOME.
 - Added support for the UniFi Cloud Keys.
 - Miscellaneous changes.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.7.4
 
 - Improved JAVA detection.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.7.3
 
 - Improved JAVA detection.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.7.2
 
 - Added support for Linux MX 18.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.7.1
 
 - Added support for Mint 18/19.
 - Improved JAVA Detection.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.7.0
 
 - Added support for Ubuntu 14.04 ( Trusty )
 - Miscellaneous changes. 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.6.1
 
 - Miscellaneous changes.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.6.0
 
 - JAVA 7 Detection/uninstall option.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.5.2
 
 - Fixed Architecture check.
 - Minor change to the UniFi Installation File Check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.5.1
 
 - Changed OpenJDK install.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.5.0
 
 - General Improvements.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.4.4
 
 - Minor changes to the script.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.4.3
 
 - Script will now pause 60 seconds instead of 30.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.4.2
 
 - Removed unnecessary lines.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.4.1
 
 - Improved a check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.4.0
 
 - Script now doesn't touch the original sources.list.
 - Improved package check.
 - Improved JAVA check.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.3.1
 
 - Fix JAVA HOME for 32 bit systems.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.3
 
 - Added a fallback for java.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.2
 
 - Now only displays 1 IP if the server has multiple.
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.1
 
 - Fixed checks
 
 
 ###


 |  UniFi Easy Update Script  |  Version 2.0
 
 - Rewrote the Easy Update Script
 - Added version menu
 
 
 ###


 |  UniFi Easy Update Script  |  Version 1.1
 
 - Improved checks
 
 
 ###


 |  UniFi Easy Update Script  |  Version 1.0
 
 - Released the Easy Update Script