WALinuxAgent

Revert extension manifest caching to prevent downgrade issues.

This is a hotfix release for #945, details and mitigation are available in the wiki.

This is the 2.2.19 release, which contains:

[#929] wire.py#update_goal_state does not handle out-of-date GoalState errors
[#908] Set Files to 0400 in /var/lib/waagent
[#906] Hardcoded value for sshd's ClientAliveInterval (180)
[#899] Improve HeartBeat Event
[#898] Send dummy status if extension fails to write a #.status file
[#897] 'Target handler state' wall of errors
[#896] End of Line Comments are Not Supported nor Handled
[#891] Create a Telemetry Event to Track Custom Data Execution
[#884] Cleanup Old Goal State and Extension Cache
[#876] The agent should use a scaling back-off when retrying HTTP requests
[#869] The agent should report OS information in the correct JSON format.
[#822] Update docs

This is the 2.2.18 release, which contains:

[#868] Fix for sudoer update
[#886] Agent should not update outside of goal state
[#889] Firewall removal should not retry

This is the 2.2.17 release, which contains:

[#879] -- OS.EnableFirewall=y breaks load balanced sets probing

This is the 2.2.16 release, which contains:

[#865] -- The agent should retry ETIMEDOUT (110) IOErrors

This is the 2.2.15 release, which contains:

• [#783] -- The agent fails to use the standard Linux environment variables for HTTP proxy
• [#784] -- Adjust http retry and logging
• [#786] -- Add Provisioning.SshHostKeyPairType=auto to support ssh-keygen -A
• [#791] -- Prevent bloating sudoers waagent when agent has problem
• [#792] -- Clearlinux distro_name does not match
• [#796] -- Accommodate new Clear Linux distro string in os-release
• [#798] -- Support Ubuntu RDMA driver update
• [#800] -- HostGAPlugin still use proxy while auto-updating
• [#801] -- Agent fails to clean-up PID files
• [#807] -- The agent should not emit duplicate events
• [#808] -- The agent should more gracefully handle out-of-space disk errors (IOError 28)
• [#811] -- Comments inline in /etc/waagent.conf cause config to not be read
• [#812] -- Agent fails and isn't recoverable if an extension's log directory is not present anymore
• [#823] -- Show config options in use
• [#830] -- Ensure VM identifier is properly ordered
• [#845] -- ')' is missed in show-configuration
• [#850] -- Cannot get to state 'Running' with Provisioning.Enabled=n

[#777] -- Deprovisioning when VM identifier changes is too aggressive
[#769] -- HostGAPlugin requests should never go through proxy
[#764] -- waagent -configuration-path:/path -start not take effect
[#761] -- MetadataProtocol has no client object
[#757] -- deprovision is executed even if input 'n'
[#754] -- /etc/resolv.conf is removed if create a VM base on an specialized image
[#746] -- Agent WALinuxAgent-2.2.12 is blacklisted - skipping download
[#740] -- Duplicate logging on RHEL/CentOS

This is the 2.2.13 release, which contains:

• [#712] Initial support for OpenBSD
• [#730] Archlinux documentation
• [#743] Fix for FreeBSD resource disk discovery
• [#748] Fix for host plugin response encoding
• [#750] Fix for GAiA public key handling
• [#751] Fix for host plugin channel initialization
• [#752] Fix for AzureStack protocol error handling
• [#753] Removal of iptables rules from AzureStack protocol

This is the 2.2.12 release, which contains:

[#711] -- There are too many log print to /var/log/waagent.log
[#714] -- Questionable split call in common/conf.py
[#717] -- Remove extension logs during deprovision
[#720] -- Reset of RDMA drivers not taking effect
[#721] -- WALA deprovision process not clean up all cloudinit files
[#724] -- Location of configuration file should be editable issue
[#725] -- v2.2.11 can throw unexpected exceptions on provisioned VMs
[#727] -- v2.2.11 cannot update status for RDFE VMs

This is the 2.2.11 release, which contains:

• [#463] Ensure the transport certificate expires in no more than two years enhancement
• [#470] Emit goal state processing performance metrics enhancement
• [#518] Align with the Azure Stack protocol enhancement
• [#531] Location of configuration file should be editable feature request
• [#604] v2.2.x - Need new OS.SshDir in waagent.conf feature request
• [#631] Will "waagent -deprovision[+user]" wipe the cloud-init data? feature request
• [#668] Agent continuously logs error on FIPS compliant server
• [#679] Enable auto-update for AzureStack feature request
• [#682] Default route is not added if it already exists cla-not-required
• [#684] mkfs options out of order
• [#685] Change option order for mkfs. Alpine is being picky cla-already-signed
• [#686] Use of hostnameclt causes hostname rename lowercase for RHEL 7.x
• [#687] Enable customer-supported cloud-init
• [#688] Agent should purge /var/lib/waagent/events if it gets full
• [#689] Remove superseded extension folders / zip files
• [#693] Agent should remove unused extension directories and zip files enhancement
• [#694] Agent should not issue an HTTP HEAD to determine status blob type enhancement
• [#695] Ensure all udev rules are copied in Ubuntu cla-not-required
• [#699] [2.2.10] Some questions about Extension clean up
• [#701] Reduce polling time for extension processing
• [#706] Provision Event is not Fired if Customer Forgets to Deprovision VM

This is the 2.2.10 release, which contains:

• [#675] Clean up extension directories
• [#673] Provisioning logging improvements
• [#674] Override decode custom data
• [#670] Add Arch distro support

This is the 2.2.9 release, which contains:

• [#665] Networking logging cleanup
• [#666] Keygen logging cleanup
• [#667] Reduce the monitoring loop wait time

This is the 2.2.8 release, which contains:

• [#649] Improve host plugin failure handling
• [#647] Add telemetry for put status failures
• [#646] Improve extension handler logging
• [#645] Reduce guest agent update logging
• [#644] Add basic 32-bit support to interface detection
• [#641] Better heartbeat exception handling
• [#640] Better unhandled exception logging
• [#638] Improve NSG state management
• [#637] Better handling and cleanup of old events
• [#635] Pass environment variables to subprocess
• [#634] Improve RDMA package matching
• [#629] Better handling of resource disk mounting
• [#624] Data disks udev rule
• [#614] Add support for EulerOS

This is the 2.2.7 release, which contains:

• [#625] Enabled PageBlob support through HostGAPlugin

This is the 2.2.6 release, which contains:

• [#611] Improve logging when interface detection fails
• [#603] Retry when get thuimbprint fails
• [#602] Ensure host plugin calls fail gracefully
• [#601] Handle interface resets more gracefully
• [#600] Wait for partition before mounting
• [#599] Correct check for heartbeat freshness
• [#594] Fix RDMA reboot issue
• [#588] Changed permissions for log directory

This is the 2.2.5 release, which contains:

• [#587] Fix potential sync issue with incarnation number and cache

This is the 2.2.4 release, which contains:

• [#579] Extend VM health status
• [#578] Fix FreeBSD deprovision
• [#577] Improve mount call and logging
• [#573] Centos 7.0 hostnamectl fix

This is the 2.2.3 release, which contains:

• [#569] NSG improvements
• [#567] CoreOS fix
• [#566] Debian fixes
• [#565] Apply patch from Debian
• [#564] Unhandled errors
• [#563] Handle ExtensionError from decide_version
• [#562] Correct mkfile size check
• [#561] Add a log message when primary nic is not found
• [#560] Add telemetry event for host plugin usage
• [#553] Fix typo in log message
• [#552] Prevent duplicates in sysinfo
• [#551] Add support for Match blocks in sshd config
• [#547] Fix the logic for agent version
• [#545] Support offline hostname changes
• [#542] Ensure config file is updated correctly
• [#543] Support NetworkManager leases
• [#537] Fix password encoding
• [#536] Minor bug fixes
• [#534] Fix for hostnamectl
• [#533] RHEL-7 hostname
• [#516] Fix password encrypting failure in python 2.*
• [#524] Handle interrupt signal
• [#517] Fix the issues for mounting resourcedisk

This is the 2.2.2 release, which contains:

• [#432] Cleanup SUSE config
• [#446] Support for F5 Networks BIG-IP
• [#457] Fix sfdisk options
• [#458] Fix for fetch manifest
• [#467] Fix config options for RDMA
• [#468] Fix issue with xfs swapon
• [#469] Add Clear Linux distro support
• [#471] Handle deprovisioning interruption
• [#474] Reduce goal state logging
• [#477] Increase polling rate
• [#479] RHUI cleanup
• [#480] Add restart_if function for Alpine
• [#482] Support OnHold flag
• [#486] Fix for decode_config
• [#496] Azure stack certificate fix
• [#500] Enable over-provisioning support
• [#505] Enable host plugin scenarios
• [#508] RDMA updates
• [#509] sfdisk logging fix
• [#510] Big IP updates