Release 19.3

== Release Notes ==

Hello All,

Cloud-init release 19.3 is now available

The 19.3 release:
 * spanned about 3 and a half months in length
 * had 66 contributors from 47 domains
 * fixed 102 launchpad issues

Highlights:
 - azure:
    - emit network configuration v2 (netplan) from Azure's instance metadata service
    - Support for dhcp6 route-metrics
  - New Exocale datasource
  - Add support for Zstack and e24cloud datasources.
  - google compute engine: add support for publishing host keys
  - oracle: configure secondary nics
  - vmware/ovf:
      - add option to enable/disable custom user script. default is disabled
      - do not re-generate instance-id per boot
 - configdrive: fix subplatform rendering for /config-drive directory source
 - tooling:
    - `cloud-init analyze` now tracks and reports vm and kernel boot times

== Changelog ==
19.3
 - azure: support matching dhcp route-metrics for dual-stack ipv4 ipv6
   (LP: #1850308)
 - configdrive: fix subplatform config-drive for /config-drive source
   [David Kindred] (LP: #1849731)
 - DataSourceSmartOS: reconfigure network on each boot
   [Mike Gerdts] (LP: #1765801)
 - Add config for ssh-key import and consuming user-data [Pavel Zakharov]
 - net: fix subnet_is_ipv6() for stateless|stateful
   [Harald Jensås] (LP: #1848690)
 - OVF: disable custom script execution by default [Xiaofeng Wang]
 - cc_puppet: Implement csr_attributes.yaml support [Matthias Baur]
 - cloud-init.service: on centos/fedora/redhat wait on NetworkManager.service
   (LP: #1843334)
 - azure: Do not lock user on instance id change [Sam Eiderman] (LP: #1849677)
 - net/netplan: use ipv6-mtu key for specifying ipv6 mtu values
 - Fix usages of yaml, and move yaml_dump to safeyaml.dumps. (LP: #1849640)
 - exoscale: Increase url_max_wait to 120s. [Chris Glass]
 - net/sysconfig: fix available check on SUSE distros
   [Robert Schweikert] (LP: #1849378)
 - docs: Fix incorrect Azure IMDS IP address [Joshua Powers] (LP: #1849508)
 - introduce .travis.yml
 - net: enable infiniband support in eni and sysconfig renderers
   [Darren Birkett] (LP: #1847114)
 - guestcust_util: handle special characters in config file [Xiaofeng Wang]
 - fix some more typos in comments [Dominic Schlegel]
 - replace any deprecated log.warn with log.warning
   [Dominic Schlegel] (LP: #1508442)
 - net: handle openstack dhcpv6-stateless configuration
   [Harald Jensås] (LP: #1847517)
 - Add .venv/ to .gitignore [Dominic Schlegel]
 - Small typo fixes in code comments. [Dominic Schlegel]
 - cloud_test/lxd: Retry container delete a few times
 - Add Support for e24cloud to Ec2 datasource. (LP: #1696476)
 - Add RbxCloud datasource [Adam Dobrawy]
 - get_interfaces: don't exclude bridge and bond members (LP: #1846535)
 - Add support for Arch Linux in render-cloudcfg [Conrad Hoffmann]
 - util: json.dumps on python 2.7 will handle UnicodeDecodeError on binary
   (LP: #1801364)
 - debian/ubuntu: add missing word to netplan/ENI header (LP: #1845669)
 - ovf: do not generate random instance-id for IMC customization path
 - sysconfig: only write resolv.conf if network_state has DNS values
   (LP: #1843634)
 - sysconfig: use distro variant to check if available (LP: #1843584)
 - systemd/cloud-init.service.tmpl: start after wicked.service
   [Robert Schweikert]
 - docs: fix zstack documentation lints
 - analyze/show: remove trailing space in output
 - Add missing space in warning: "not avalid seed" [Brian Candler]
 - pylintrc: add 'enter_context' to generated-members list
 - Add datasource for ZStack platform. [Shixin Ruan] (LP: #1841181)
 - docs: organize TOC and update summary of project [Joshua Powers]
 - tools: make clean now cleans the dev directory, not the system
 - docs: create cli specific page [Joshua Powers]
 - docs: added output examples to analyze.rst [Joshua Powers]
 - docs: doc8 fixes for instancedata page [Joshua Powers]
 - docs: clean up formatting, organize boot page [Joshua Powers]
 - net: add is_master check for filtering device list (LP: #1844191)
 - docs: more complete list of availability [Joshua Powers]
 - docs: start FAQ page [Joshua Powers]
 - docs: cleanup output & order of datasource page [Joshua Powers]
 - Brightbox: restrict detection to require full domain match .brightbox.com
 - VMWware: add option into VMTools config to enable/disable custom script.
   [Xiaofeng Wang]
 - net,Oracle: Add support for netfailover detection
 - atomic_helper: add DEBUG logging to write_file (LP: #1843276)
 - doc: document doc, create makefile and tox target [Joshua Powers]
 - .gitignore: ignore files produced by package builds
 - docs: fix whitespace, spelling, and line length [Joshua Powers]
 - docs: remove unnecessary file in doc directory [Joshua Powers]
 - Oracle: Render secondary vnic IP and MTU values only
 - exoscale: fix sysconfig cloud_config_modules overrides (LP: #1841454)
 - net/cmdline: refactor to allow multiple initramfs network config sources
 - ubuntu-drivers: call db_x_loadtemplatefile to accept NVIDIA EULA
   (LP: #1840080)
 - Add missing #cloud-config comment on first example in documentation.
   [Florian Müller]
 - ubuntu-drivers: emit latelink=true debconf to accept nvidia eula
   (LP: #1840080)
 - DataSourceOracle: prefer DS network config over initramfs
 - format.rst: add text/jinja2 to list of content types (+ cleanups)
 - Add GitHub pull request template to point people at hacking doc
 - cloudinit/distros/parsers/sys_conf: add docstring to SysConf
 - pyflakes: remove unused variable [Joshua Powers]
 - Azure: Record boot timestamps, system information, and diagnostic events
   [Anh Vo]
 - DataSourceOracle: configure secondary NICs on Virtual Machines
 - distros: fix confusing variable names
 - azure/net: generate_fallback_nic emits network v2 config instead of v1
 - Add support for publishing host keys to GCE guest attributes [Rick Wright]
 - New data source for the Exoscale.com cloud platform [Chris Glass]
 - doc: remove intersphinx extension
 - cc_set_passwords: rewrite documentation (LP: #1838794)
 - net/cmdline: split interfaces_by_mac and init network config determination
 - stages: allow data sources to override network config source order
 - cloud_tests: updates and fixes
 - Fix bug rendering MTU on bond or vlan when input was netplan. (LP: #1836949)
 - net: update net sequence, include wait on netdevs, opensuse netrules path
   (LP: #1817368)