Icinga/icinga2 v2.12.0

Icinga 2.12.0

on GitHub

Issues and PRs
Blogpost
Upgrading docs

Thanks to all contributors:
Ant1x, azthec, baurmatt, bootc, Foxeronie, ggzengel, islander, joni1993, KAMI911, mcktr, MichalMMac, sebastic, sthen, unki, vigiroux, wopfel

Breaking changes

• Deprecate Windows plugins in favor of our
  PowerShell plugins #8071
• Deprecate Livestatus #8051
• Refuse acknowledging an already acknowledged checkable #7695
• Config lexer: complain on EOF in heredocs, i.e. {{{abc<EOF> #7541

Enhancements

• Core
  • Implement new database backend: Icinga DB #7571
  • Re-send notifications previously suppressed by their time periods #7816
• API
  • Host/Service: Add acknowledgement_last_change and next_update attributes #7881 #7534
  • Improve error message for POST queries #7681
  • /v1/actions/remove-comment: let users specify themselves #7646
  • /v1/actions/remove-downtime: let users specify themselves #7645
  • /v1/config/stages: Add 'activate' parameter #7535
• CLI
  • Add pki verify command for better TLS certificate troubleshooting #7843
  • Add OpenSSL version to 'Build' section in --version #7833
  • Improve experience with 'Node Setup for Agents/Satellite' #7835
• DSL
  • Add get_template() and get_templates() #7632
  • MacroProcessor::ResolveArguments(): skip null argument values #7567
  • Fix crash due to dependency apply rule with ignore_on_error and non-existing parent #7538
  • Introduce ternary operator (x ? y : z) #7442
  • LegacyTimePeriod: support specifying seconds #7439
  • Add support for Lambda Closures (() use(x) => x and () use(x) => { return x }) #7417
• ITL
  • Add notemp parameter to oracle health #7748
  • Add extended checks options to snmp-interface command template #7602
  • Add file age check for Windows command definition #7540
• Docs
  • Development: Update debugging instructions #7867
  • Add new API clients #7859
  • Clarify CRITICAL vs. UNKNOWN #7665
  • Explicitly explain how to disable freshness checks #7664
  • Update installation for RHEL/CentOS 8 and SLES 15 #7640
  • Add Powershell example to validate the certificate #7603
• Misc
  • Don't send event::Heartbeat to unauthenticated peers #7747
  • OpenTsdbWriter: Add custom tag support #7357

Bugfixes

• Core
  • Fix JSON-RPC crashes #7532 #7737
  • Fix zone definitions in zones #7546
  • Fix deadlock during start on OpenBSD #7739
  • Consider PENDING not a problem #7685
  • Fix zombie processes after reload #7606
  • Don't wait for checks to finish during reload #7894
• Cluster
  • Fix segfault during heartbeat timeout with clients not yet signed #7970
  • Make the config update process mutually exclusive (Prevents file system race conditions) #7936
  • Fix check_timeout not being forwarded to agent command endpoints #7861
  • Config sync: Use a more friendly message when configs are equal and don't need a reload #7811
  • Fix open connections when agent waits for CA approval #7686
  • Consider a JsonRpcConnection alive on a single byte of TLS payload, not only on a whole message #7836
  • Send JsonRpcConnection heartbeat every 20s instead of 10s #8102
  • Use JsonRpcConnection heartbeat only to update connection liveness (m_Seen) #8142
  • Fix TLS context not being updated on signed certificate messages on agents #7654
• API
  • Close connections w/o successful TLS handshakes after 10s #7809
  • Handle permission exceptions soon enough, returning 404 #7528
• SELinux
  • Fix safe-reload #7858
  • Allow direct SMTP notifications #7749
• Windows
  • Terminate check processes with UNKNOWN state on timeout #7788
  • Ensure that log replay files are properly renamed #7767
• Metrics
  • Graphite/OpenTSDB: Ensure that reconnect failure is detected #7765
  • Always send 0 as value for thresholds #7696
• Scripts
  • Fix notification scripts to stay compatible with Dash #7706
  • Fix bash line continuation in mail-host-notification.sh #7701
  • Fix notification scripts string comparison #7647
  • Service and host mail-notifications: Add line-breaks to very long output #6822
  • Set correct UTF-8 email subject header (RFC1342) #6369
• Misc
  • DSL: Fix segfault due to passing null as custom function to Array#{sort,map,reduce,filter,any,all}() #8053
  • CLI: pki save-cert: allow to specify --key and --cert for backwards compatibility #7995
  • Catch exception when trusted cert is not readable during node setup on agent/satellite #7838
  • CheckCommand ssl: Fix wrong parameter -N #7741
  • Code quality fixes
  • Small documentation fixes