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# <a id="about-icinga2"></a> About Icinga 2
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## <a id="what-is-icinga2"></a> What is Icinga 2?
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Icinga 2 is an open source monitoring system which checks the availability of
your network resources, notifies users of outages, and generates performance
data for reporting.
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Scalable and extensible, Icinga 2 can monitor large, complex environments across
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multiple locations.
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## <a id="licensing"></a> Licensing
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Icinga 2 and the Icinga 2 documentation are licensed under the terms of the GNU
General Public License Version 2, you will find a copy of this license in the
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LICENSE file included in the source package.
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## <a id="support"></a> Support
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Support for Icinga 2 is available in a number of ways. Please have a look at
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the [support overview page ](https://support.icinga.org ).
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## <a id="contribute"></a> Contribute
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There are many ways to contribute to Icinga - whether it be sending patches,
testing, reporting bugs, or reviewing and updating the documentation. Every
contribution is appreciated!
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Please get in touch with the Icinga team at https://www.icinga.org/community/.
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If you want to help update this documentation please read
[this howto ](https://wiki.icinga.org/display/community/Update+the+Icinga+2+documentation ).
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### <a id="development-info"></a> Icinga 2 Development
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You can follow Icinga 2's development closely by checking
out these resources:
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* [Development Bug Tracker ](https://dev.icinga.org/projects/i2 ): [How to report a bug? ](https://www.icinga.org/icinga/faq/ )
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* Git Repositories: [main mirror on icinga.org ](https://git.icinga.org/?p=icinga2.git;a=summary ) [release mirror at github.com ](https://github.com/Icinga/icinga2 )
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* [Git Checkins Mailinglist ](https://lists.icinga.org/mailman/listinfo/icinga-checkins )
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* [Development ](https://lists.icinga.org/mailman/listinfo/icinga-devel ) and [Users ](https://lists.icinga.org/mailman/listinfo/icinga-users ) Mailinglists
* [#icinga-devel on irc.freenode.net ](http://webchat.freenode.net/?channels=icinga-devel ) including a Git Commit Bot
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For general support questions, please refer to the [community support channels ](https://support.icinga.org ).
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### <a id="how-to-report-bug-feature-requests"></a> How to Report a Bug or Feature Request
More details in the [Icinga FAQ ](https://www.icinga.org/icinga/faq/ ).
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* [Register ](https://accounts.icinga.org/register ) an Icinga account.
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* Create a new issue at the [Icinga 2 Development Tracker ](https://dev.icinga.org/projects/i2 ).
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* When reporting a bug, please include the details described in the [Troubleshooting ](16-troubleshooting.md#troubleshooting-information-required ) chapter (version, configs, logs, etc).
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## <a id="whats-new"></a> What's New
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### What's New in Version 2.3.11
#### Changes
* Function for performing CIDR matches: cidr_match()
* New methods: String#reverse and Array#reverse
* New ITL command definitions: nwc_health, hpasm, squid, pgsql
* Additional arguments for ITL command definitions: by_ssh, dig, pop, spop, imap, simap
* Documentation updates
* Various bugfixes
#### Features
* Feature [9183 ](https://dev.icinga.org/issues/9183 "Feature 9183" ): Add timestamp support for OpenTsdbWriter
* Feature [9466 ](https://dev.icinga.org/issues/9466 "Feature 9466" ): Add FreeBSD setup to getting started
* Feature [9812 ](https://dev.icinga.org/issues/9812 "Feature 9812" ): add check command for check_nwc_health
* Feature [9854 ](https://dev.icinga.org/issues/9854 "Feature 9854" ): check_command for plugin check_hpasm
* Feature [10004 ](https://dev.icinga.org/issues/10004 "Feature 10004" ): escape_shell_arg() method
* Feature [10006 ](https://dev.icinga.org/issues/10006 "Feature 10006" ): Implement a way for users to resolve commands+arguments in the same way Icinga does
* Feature [10057 ](https://dev.icinga.org/issues/10057 "Feature 10057" ): Command Execution Bridge: Use of same endpoint names in examples for a better understanding
* Feature [10109 ](https://dev.icinga.org/issues/10109 "Feature 10109" ): Add check command squid
* Feature [10112 ](https://dev.icinga.org/issues/10112 "Feature 10112" ): Add check command pgsql
* Feature [10129 ](https://dev.icinga.org/issues/10129 "Feature 10129" ): Add ipv4/ipv6 only to nrpe CheckCommand
* Feature [10139 ](https://dev.icinga.org/issues/10139 "Feature 10139" ): expand check command dig
* Feature [10142 ](https://dev.icinga.org/issues/10142 "Feature 10142" ): Update debug docs for core dumps and full backtraces
* Feature [10157 ](https://dev.icinga.org/issues/10157 "Feature 10157" ): Update graphing section in the docs
* Feature [10158 ](https://dev.icinga.org/issues/10158 "Feature 10158" ): Make check_disk.exe CheckCommand Config more verbose
* Feature [10161 ](https://dev.icinga.org/issues/10161 "Feature 10161" ): Improve documentation for check_memory
* Feature [10197 ](https://dev.icinga.org/issues/10197 "Feature 10197" ): Implement the Array#reverse and String#reverse methods
* Feature [10207 ](https://dev.icinga.org/issues/10207 "Feature 10207" ): Find a better description for cluster communication requirements
* Feature [10216 ](https://dev.icinga.org/issues/10216 "Feature 10216" ): Clarify on cluster/client naming convention and add troubleshooting section
* Feature [10219 ](https://dev.icinga.org/issues/10219 "Feature 10219" ): Add timeout argument for pop, spop, imap, simap commands
* Feature [10352 ](https://dev.icinga.org/issues/10352 "Feature 10352" ): Improve timeperiod documentation
* Feature [10354 ](https://dev.icinga.org/issues/10354 "Feature 10354" ): New method: cidr_match()
* Feature [10379 ](https://dev.icinga.org/issues/10379 "Feature 10379" ): Add a debug log message for updating the program status table in DB IDO
#### Bugfixes
* Bug [8805 ](https://dev.icinga.org/issues/8805 "Bug 8805" ): check cluster-zone returns wrong log lag
* Bug [9322 ](https://dev.icinga.org/issues/9322 "Bug 9322" ): sending multiple Livestatus commands rejects all except the first
* Bug [10002 ](https://dev.icinga.org/issues/10002 "Bug 10002" ): Deadlock in WorkQueue::Enqueue
* Bug [10079 ](https://dev.icinga.org/issues/10079 "Bug 10079" ): Improve error message for socket errors in Livestatus
* Bug [10093 ](https://dev.icinga.org/issues/10093 "Bug 10093" ): Rather use unique SID when granting rights for folders in NSIS on Windows Client
* Bug [10177 ](https://dev.icinga.org/issues/10177 "Bug 10177" ): Windows Check Update -> Access denied
* Bug [10191 ](https://dev.icinga.org/issues/10191 "Bug 10191" ): String methods cannot be invoked on an empty string
* Bug [10192 ](https://dev.icinga.org/issues/10192 "Bug 10192" ): null + null should not be ""
* Bug [10199 ](https://dev.icinga.org/issues/10199 "Bug 10199" ): Remove unnecessary MakeLiteral calls in SetExpression::DoEvaluate
* Bug [10204 ](https://dev.icinga.org/issues/10204 "Bug 10204" ): Config parser problem with parenthesis and newlines
* Bug [10205 ](https://dev.icinga.org/issues/10205 "Bug 10205" ): config checker reports wrong error on apply for rules
* Bug [10235 ](https://dev.icinga.org/issues/10235 "Bug 10235" ): Deadlock in TlsStream::Close
* Bug [10239 ](https://dev.icinga.org/issues/10239 "Bug 10239" ): Don't throw an exception when replaying the current replay log file
* Bug [10245 ](https://dev.icinga.org/issues/10245 "Bug 10245" ): Percent character whitespace on Windows
* Bug [10254 ](https://dev.icinga.org/issues/10254 "Bug 10254" ): Performance Data Labels including '=' will not be displayed correct
* Bug [10262 ](https://dev.icinga.org/issues/10262 "Bug 10262" ): Don't log messages we've already relayed to all relevant zones
* Bug [10266 ](https://dev.icinga.org/issues/10266 "Bug 10266" ): "Not after" value overflows in X509 certificates on RHEL5
* Bug [10348 ](https://dev.icinga.org/issues/10348 "Bug 10348" ): Checkresultreader is unable to process host checks
* Bug [10349 ](https://dev.icinga.org/issues/10349 "Bug 10349" ): Missing Start call for base class in CheckResultReader
* Bug [10351 ](https://dev.icinga.org/issues/10351 "Bug 10351" ): Broken table layout in chapter 20
* Bug [10365 ](https://dev.icinga.org/issues/10365 "Bug 10365" ): ApiListener::SyncRelayMessage doesn't send message to all zone members
* Bug [10377 ](https://dev.icinga.org/issues/10377 "Bug 10377" ): Wrong connection log message for global zones
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### What's New in Version 2.3.10
#### Features
* Feature [9218 ](https://dev.icinga.org/issues/9218 "Feature 9218" ): Use the command_endpoint name as check_source value if defined
#### Bugfixes
* Bug [9244 ](https://dev.icinga.org/issues/9244 "Bug 9244" ): String escape problem with PostgreSQL >= 9.1 and standard_conforming_strings=on
* Bug [10003 ](https://dev.icinga.org/issues/10003 "Bug 10003" ): Nested "outer" macro calls fails on (handled) missing "inner" values
* Bug [10051 ](https://dev.icinga.org/issues/10051 "Bug 10051" ): Missing fix for reload on Windows in 2.3.9
* Bug [10058 ](https://dev.icinga.org/issues/10058 "Bug 10058" ): Wrong calculation for host compat state "UNREACHABLE" in DB IDO
* Bug [10074 ](https://dev.icinga.org/issues/10074 "Bug 10074" ): Missing zero padding for generated CA serial.txt
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### What's New in Version 2.3.9
#### Changes
* Fix that the first SOFT state is recognized as second SOFT state
* Implemented reload functionality for Windows
* New ITL check commands
* Documentation updates
* Various other bugfixes
#### Features
* Feature [9527 ](https://dev.icinga.org/issues/9527 "Feature 9527" ): CheckCommand for check_interfaces
* Feature [9671 ](https://dev.icinga.org/issues/9671 "Feature 9671" ): Add check_yum to ITL
* Feature [9675 ](https://dev.icinga.org/issues/9675 "Feature 9675" ): Add check_redis to ITL
* Feature [9686 ](https://dev.icinga.org/issues/9686 "Feature 9686" ): Update gdb pretty printer docs w/ Python 3
* Feature [9699 ](https://dev.icinga.org/issues/9699 "Feature 9699" ): Adding "-r" parameter to the check_load command for dividing the load averages by the number of CPUs.
* Feature [9747 ](https://dev.icinga.org/issues/9747 "Feature 9747" ): check_command for plugin check_clamd
* Feature [9796 ](https://dev.icinga.org/issues/9796 "Feature 9796" ): Implement Dictionary#get and Array#get
* Feature [9801 ](https://dev.icinga.org/issues/9801 "Feature 9801" ): Add check_jmx4perl to ITL
* Feature [9811 ](https://dev.icinga.org/issues/9811 "Feature 9811" ): add check command for check_mailq
* Feature [9827 ](https://dev.icinga.org/issues/9827 "Feature 9827" ): snmpv3 CheckCommand section improved
* Feature [9882 ](https://dev.icinga.org/issues/9882 "Feature 9882" ): Implement the Dictionary#keys method
* Feature [9883 ](https://dev.icinga.org/issues/9883 "Feature 9883" ): Use an empty dictionary for the 'this' scope when executing commands with Livestatus
* Feature [9985 ](https://dev.icinga.org/issues/9985 "Feature 9985" ): add check command nscp-local-counter
* Feature [9996 ](https://dev.icinga.org/issues/9996 "Feature 9996" ): Add new arguments openvmtools for Open VM Tools
#### Bugfixes
* Bug [8979 ](https://dev.icinga.org/issues/8979 "Bug 8979" ): Missing DEL_DOWNTIME_BY_HOST_NAME command required by Classic UI 1.x
* Bug [9262 ](https://dev.icinga.org/issues/9262 "Bug 9262" ): cluster check w/ immediate parent and child zone endpoints
* Bug [9623 ](https://dev.icinga.org/issues/9623 "Bug 9623" ): missing config warning on empty port in endpoints
* Bug [9769 ](https://dev.icinga.org/issues/9769 "Bug 9769" ): Set correct X509 version for certificates
* Bug [9773 ](https://dev.icinga.org/issues/9773 "Bug 9773" ): Add log for missing EventCommand for command_endpoints
* Bug [9779 ](https://dev.icinga.org/issues/9779 "Bug 9779" ): Trying to set a field for a non-object instance fails
* Bug [9782 ](https://dev.icinga.org/issues/9782 "Bug 9782" ): icinga2 node wizard don't take zone_name input
* Bug [9806 ](https://dev.icinga.org/issues/9806 "Bug 9806" ): Operator + is inconsistent when used with empty and non-empty strings
* Bug [9814 ](https://dev.icinga.org/issues/9814 "Bug 9814" ): Build fix for Boost 1.59
* Bug [9835 ](https://dev.icinga.org/issues/9835 "Bug 9835" ): Dict initializer incorrectly re-initializes field that is set to an empty string
* Bug [9860 ](https://dev.icinga.org/issues/9860 "Bug 9860" ): missing check_perfmon.exe
* Bug [9867 ](https://dev.icinga.org/issues/9867 "Bug 9867" ): Agent freezes when the check returns massive output
* Bug [9884 ](https://dev.icinga.org/issues/9884 "Bug 9884" ): Warning about invalid API function icinga::Hello
* Bug [9897 ](https://dev.icinga.org/issues/9897 "Bug 9897" ): First SOFT state is recognized as second SOFT state
* Bug [9902 ](https://dev.icinga.org/issues/9902 "Bug 9902" ): typo in docs
* Bug [9912 ](https://dev.icinga.org/issues/9912 "Bug 9912" ): check_command interfaces option match_aliases has to be boolean
* Bug [9913 ](https://dev.icinga.org/issues/9913 "Bug 9913" ): Default disk checks on Windows fail because check_disk doesn't support -K
* Bug [9928 ](https://dev.icinga.org/issues/9928 "Bug 9928" ): Add missing category for IDO query
* Bug [9947 ](https://dev.icinga.org/issues/9947 "Bug 9947" ): Serial number field is not properly initialized for CA certificates
* Bug [9961 ](https://dev.icinga.org/issues/9961 "Bug 9961" ): Don't re-download NSCP for every build
* Bug [9962 ](https://dev.icinga.org/issues/9962 "Bug 9962" ): Utility::Glob on Windows doesn't support wildcards in all but the last path component
* Bug [9972 ](https://dev.icinga.org/issues/9972 "Bug 9972" ): Icinga2 - too many open files - Exception
* Bug [9984 ](https://dev.icinga.org/issues/9984 "Bug 9984" ): fix check command nscp-local
* Bug [9992 ](https://dev.icinga.org/issues/9992 "Bug 9992" ): Duplicate severity type in the documentation for SyslogLogger
2015-07-20 13:29:41 +02:00
### What's New in Version 2.3.8
#### Changes
* Bugfixes
#### Bugfixes
* Bug [9554 ](https://dev.icinga.org/issues/9554 "Bug 9554" ): Don't allow "ignore where" for groups when there's no "assign where"
* Bug [9634 ](https://dev.icinga.org/issues/9634 "Bug 9634" ): DB IDO: Do not update endpointstatus table on config updates
* Bug [9637 ](https://dev.icinga.org/issues/9637 "Bug 9637" ): Wrong parameter for CheckCommand "ping-common-windows"
* Bug [9665 ](https://dev.icinga.org/issues/9665 "Bug 9665" ): Escaping does not work for OpenTSDB perfdata plugin
* Bug [9666 ](https://dev.icinga.org/issues/9666 "Bug 9666" ): checkcommand disk does not check free inode - check_disk
2015-07-15 10:46:51 +02:00
### What's New in Version 2.3.7
#### Changes
* Bugfixes
#### Features
* Feature [9610 ](https://dev.icinga.org/issues/9610 "Feature 9610" ): Enhance troubleshooting ssl errors & cluster replay log
#### Bugfixes
* Bug [9406 ](https://dev.icinga.org/issues/9406 "Bug 9406" ): Selective cluster reconnecting breaks client communication
* Bug [9535 ](https://dev.icinga.org/issues/9535 "Bug 9535" ): Config parser ignores "ignore" in template definition
* Bug [9584 ](https://dev.icinga.org/issues/9584 "Bug 9584" ): Incorrect return value for the macro() function
* Bug [9585 ](https://dev.icinga.org/issues/9585 "Bug 9585" ): Wrong formatting in DB IDO extensions docs
* Bug [9586 ](https://dev.icinga.org/issues/9586 "Bug 9586" ): DB IDO: endpoint* tables are cleared on reload causing constraint violations
* Bug [9621 ](https://dev.icinga.org/issues/9621 "Bug 9621" ): Assertion failed in icinga::ScriptUtils::Intersection
* Bug [9622 ](https://dev.icinga.org/issues/9622 "Bug 9622" ): Missing lock in ScriptUtils::Union
2015-07-08 10:17:44 +02:00
### What's New in Version 2.3.6
#### Changes
* Require openssl1 on sles11sp3 from Security Module repository
* Bug in SLES 11's OpenSSL version 0.9.8j preventing verification of generated certificates.
* Re-create these certificates with 2.3.6 linking against openssl1 (cli command or CSR auto-signing).
* ITL: Add ldap, ntp_peer, mongodb and elasticsearch CheckCommand definitions
* Bugfixes
#### Features
* Feature [6714 ](https://dev.icinga.org/issues/6714 "Feature 6714" ): add pagerduty notification documentation
* Feature [9172 ](https://dev.icinga.org/issues/9172 "Feature 9172" ): Add "ldap" CheckCommand for "check_ldap" plugin
* Feature [9191 ](https://dev.icinga.org/issues/9191 "Feature 9191" ): Add "mongodb" CheckCommand definition
* Feature [9415 ](https://dev.icinga.org/issues/9415 "Feature 9415" ): Add elasticsearch checkcommand to itl
* Feature [9416 ](https://dev.icinga.org/issues/9416 "Feature 9416" ): snmpv3 CheckCommand: Add possibility to set securityLevel
* Feature [9451 ](https://dev.icinga.org/issues/9451 "Feature 9451" ): Merge documentation fixes from GitHub
* Feature [9523 ](https://dev.icinga.org/issues/9523 "Feature 9523" ): Add ntp_peer CheckCommand
* Feature [9562 ](https://dev.icinga.org/issues/9562 "Feature 9562" ): Add new options for ntp_time CheckCommand
* Feature [9578 ](https://dev.icinga.org/issues/9578 "Feature 9578" ): new options for smtp CheckCommand
#### Bugfixes
* Bug [9205 ](https://dev.icinga.org/issues/9205 "Bug 9205" ): port empty when using icinga2 node wizard
* Bug [9253 ](https://dev.icinga.org/issues/9253 "Bug 9253" ): Incorrect variable name in the ITL
* Bug [9303 ](https://dev.icinga.org/issues/9303 "Bug 9303" ): Missing 'snmp_is_cisco' in Manubulon snmp-memory command definition
* Bug [9436 ](https://dev.icinga.org/issues/9436 "Bug 9436" ): Functions can't be specified as command arguments
* Bug [9450 ](https://dev.icinga.org/issues/9450 "Bug 9450" ): node setup: indent accept_config and accept_commands
* Bug [9452 ](https://dev.icinga.org/issues/9452 "Bug 9452" ): Wrong file reference in README.md
* Bug [9456 ](https://dev.icinga.org/issues/9456 "Bug 9456" ): Windows client w/ command_endpoint broken with $nscp_path$ and NscpPath detection
* Bug [9463 ](https://dev.icinga.org/issues/9463 "Bug 9463" ): Incorrect check_ping.exe parameter in the ITL
* Bug [9476 ](https://dev.icinga.org/issues/9476 "Bug 9476" ): Documentation for checks in an HA zone is wrong
* Bug [9481 ](https://dev.icinga.org/issues/9481 "Bug 9481" ): Fix stability issues in the TlsStream/Stream classes
* Bug [9489 ](https://dev.icinga.org/issues/9489 "Bug 9489" ): Add log message for discarded cluster events (e.g. from unauthenticated clients)
* Bug [9490 ](https://dev.icinga.org/issues/9490 "Bug 9490" ): Missing openssl verify in cluster troubleshooting docs
* Bug [9513 ](https://dev.icinga.org/issues/9513 "Bug 9513" ): itl/plugins-contrib.d/*.conf should point to PluginContribDir
* Bug [9522 ](https://dev.icinga.org/issues/9522 "Bug 9522" ): wrong default port documentated for nrpe
* Bug [9549 ](https://dev.icinga.org/issues/9549 "Bug 9549" ): Generated certificates cannot be verified w/ openssl 0.9.8j on SLES 11
* Bug [9558 ](https://dev.icinga.org/issues/9558 "Bug 9558" ): mysql-devel is not available in sles11sp3
* Bug [9563 ](https://dev.icinga.org/issues/9563 "Bug 9563" ): Update getting started for Debian Jessie
2015-06-17 10:28:42 +02:00
### What's New in Version 2.3.5
#### Changes
* NSClient++ is now bundled with the Windows setup wizard and can optionally be installed
* Windows Wizard: "include < nscp > " is set by default
* Windows Wizard: Add update mode
* Plugins: Add check_perfmon plugin for Windows
* ITL: Add CheckCommand objects for Windows plugins ("include < windows-plugins > ")
* ITL: Add CheckCommand definitions for "mongodb", "iftraffic", "disk_smb"
* ITL: Add arguments to CheckCommands "dns", "ftp", "tcp", "nscp"
#### Features
* Feature [8116 ](https://dev.icinga.org/issues/8116 "Feature 8116" ): Extend Windows installer with an update mode
* Feature [8180 ](https://dev.icinga.org/issues/8180 "Feature 8180" ): Add documentation and CheckCommands for the windows plugins
* Feature [8809 ](https://dev.icinga.org/issues/8809 "Feature 8809" ): Add check_perfmon plugin for Windows
* Feature [9115 ](https://dev.icinga.org/issues/9115 "Feature 9115" ): Add SHOWALL to NSCP Checkcommand
* Feature [9130 ](https://dev.icinga.org/issues/9130 "Feature 9130" ): Add 'check_drivesize' as nscp-local check command
* Feature [9145 ](https://dev.icinga.org/issues/9145 "Feature 9145" ): Add arguments to "dns" CheckCommand
* Feature [9146 ](https://dev.icinga.org/issues/9146 "Feature 9146" ): Add arguments to "ftp" CheckCommand
* Feature [9147 ](https://dev.icinga.org/issues/9147 "Feature 9147" ): Add arguments to "tcp" CheckCommand
* Feature [9176 ](https://dev.icinga.org/issues/9176 "Feature 9176" ): ITL Documentation: Add a link for passing custom attributes as command parameters
* Feature [9180 ](https://dev.icinga.org/issues/9180 "Feature 9180" ): Include Windows support details in the documentation
* Feature [9185 ](https://dev.icinga.org/issues/9185 "Feature 9185" ): Add timestamp support for PerfdataWriter
* Feature [9191 ](https://dev.icinga.org/issues/9191 "Feature 9191" ): Add "mongodb" CheckCommand definition
* Feature [9238 ](https://dev.icinga.org/issues/9238 "Feature 9238" ): Bundle NSClient++ in Windows Installer
* Feature [9254 ](https://dev.icinga.org/issues/9254 "Feature 9254" ): Add 'disk_smb' Plugin CheckCommand definition
* Feature [9256 ](https://dev.icinga.org/issues/9256 "Feature 9256" ): Determine NSClient++ installation path using MsiGetComponentPath
* Feature [9260 ](https://dev.icinga.org/issues/9260 "Feature 9260" ): Include < nscp > by default on Windows
* Feature [9261 ](https://dev.icinga.org/issues/9261 "Feature 9261" ): Add the --load-all and --log options for nscp-local
* Feature [9263 ](https://dev.icinga.org/issues/9263 "Feature 9263" ): Add support for installing NSClient++ in the Icinga 2 Windows wizard
* Feature [9270 ](https://dev.icinga.org/issues/9270 "Feature 9270" ): Update service apply for documentation
* Feature [9272 ](https://dev.icinga.org/issues/9272 "Feature 9272" ): Add 'iftraffic' to plugins-contrib check command definitions
* Feature [9285 ](https://dev.icinga.org/issues/9285 "Feature 9285" ): Best practices: cluster config sync
* Feature [9297 ](https://dev.icinga.org/issues/9297 "Feature 9297" ): Add examples for function usage in "set_if" and "command" attributes
* Feature [9310 ](https://dev.icinga.org/issues/9310 "Feature 9310" ): Add typeof in 'assign/ignore where' expression as example
* Feature [9311 ](https://dev.icinga.org/issues/9311 "Feature 9311" ): Add local variable scope for *Command to documentation (host, service, etc)
* Feature [9313 ](https://dev.icinga.org/issues/9313 "Feature 9313" ): Use a more simple example for passing command parameters
* Feature [9318 ](https://dev.icinga.org/issues/9318 "Feature 9318" ): Explain string concatenation in objects by real-world example
* Feature [9363 ](https://dev.icinga.org/issues/9363 "Feature 9363" ): Update documentation for escape sequences
* Feature [9419 ](https://dev.icinga.org/issues/9419 "Feature 9419" ): Enhance cluster/client troubleshooting
* Feature [9420 ](https://dev.icinga.org/issues/9420 "Feature 9420" ): Enhance cluster docs with HA command_endpoints
* Feature [9431 ](https://dev.icinga.org/issues/9431 "Feature 9431" ): Documentation: Move configuration before advanced topics
#### Bugfixes
* Bug [8853 ](https://dev.icinga.org/issues/8853 "Bug 8853" ): Syntax Highlighting: host.address vs host.add
* Bug [8888 ](https://dev.icinga.org/issues/8888 "Bug 8888" ): Icinga2 --version: Error showing Distribution
* Bug [8891 ](https://dev.icinga.org/issues/8891 "Bug 8891" ): Node wont connect properly to master if host is is not set for Endpoint on new installs
* Bug [9055 ](https://dev.icinga.org/issues/9055 "Bug 9055" ): Wrong timestamps w/ historical data replay in DB IDO
* Bug [9109 ](https://dev.icinga.org/issues/9109 "Bug 9109" ): WIN: syslog is not an enable-able feature in windows
* Bug [9116 ](https://dev.icinga.org/issues/9116 "Bug 9116" ): node update-config reports critical and warning
* Bug [9121 ](https://dev.icinga.org/issues/9121 "Bug 9121" ): Possible DB deadlock
* Bug [9131 ](https://dev.icinga.org/issues/9131 "Bug 9131" ): Missing ")" in last Apply Rules example
* Bug [9142 ](https://dev.icinga.org/issues/9142 "Bug 9142" ): Downtimes are always "fixed"
* Bug [9143 ](https://dev.icinga.org/issues/9143 "Bug 9143" ): Incorrect type and state filter mapping for User objects in DB IDO
* Bug [9161 ](https://dev.icinga.org/issues/9161 "Bug 9161" ): 'disk': wrong order of threshold command arguments
* Bug [9187 ](https://dev.icinga.org/issues/9187 "Bug 9187" ): SPEC: Give group write permissions for perfdata dir
* Bug [9205 ](https://dev.icinga.org/issues/9205 "Bug 9205" ): port empty when using icinga2 node wizard
* Bug [9222 ](https://dev.icinga.org/issues/9222 "Bug 9222" ): Missing custom attributes in backends if name is equal to object attribute
* Bug [9253 ](https://dev.icinga.org/issues/9253 "Bug 9253" ): Incorrect variable name in the ITL
* Bug [9255 ](https://dev.icinga.org/issues/9255 "Bug 9255" ): --scm-installs fails when the service is already installed
* Bug [9258 ](https://dev.icinga.org/issues/9258 "Bug 9258" ): Some checks in the default Windows configuration fail
* Bug [9259 ](https://dev.icinga.org/issues/9259 "Bug 9259" ): Disk and 'icinga' services are missing in the default Windows config
* Bug [9268 ](https://dev.icinga.org/issues/9268 "Bug 9268" ): Typo in Configuration Best Practice
* Bug [9269 ](https://dev.icinga.org/issues/9269 "Bug 9269" ): Wrong permission etc on windows
* Bug [9324 ](https://dev.icinga.org/issues/9324 "Bug 9324" ): Multi line output not correctly handled from compat channels
* Bug [9328 ](https://dev.icinga.org/issues/9328 "Bug 9328" ): Multiline vars are broken in objects.cache output
* Bug [9372 ](https://dev.icinga.org/issues/9372 "Bug 9372" ): plugins-contrib.d/databases.conf: wrong argument for mssql_health
* Bug [9389 ](https://dev.icinga.org/issues/9389 "Bug 9389" ): Documentation: Typo
* Bug [9390 ](https://dev.icinga.org/issues/9390 "Bug 9390" ): Wrong service table attributes in Livestatus documentation
* Bug [9393 ](https://dev.icinga.org/issues/9393 "Bug 9393" ): Documentation: Extend Custom Attributes with the boolean type
* Bug [9394 ](https://dev.icinga.org/issues/9394 "Bug 9394" ): Including < nscp > on Linux fails with unregistered function
* Bug [9399 ](https://dev.icinga.org/issues/9399 "Bug 9399" ): Documentation: Typo
* Bug [9406 ](https://dev.icinga.org/issues/9406 "Bug 9406" ): Selective cluster reconnecting breaks client communication
* Bug [9412 ](https://dev.icinga.org/issues/9412 "Bug 9412" ): Documentation: Update the link to register a new Icinga account
2015-04-20 10:51:38 +02:00
### What's New in Version 2.3.4
#### Changes
* ITL: Check commands for various databases
* Improve validation messages for time periods
* Update max_check_attempts in generic-{host,service} templates
* Update logrotate configuration
2015-06-17 10:28:42 +02:00
* Bugfixes
2015-04-20 10:51:38 +02:00
2015-06-17 10:28:42 +02:00
#### Features
* Feature [8760 ](https://dev.icinga.org/issues/8760 "Feature 8760" ): Add database plugins to ITL
* Feature [8803 ](https://dev.icinga.org/issues/8803 "Feature 8803" ): Agent Wizard: add options for API defaults
* Feature [8893 ](https://dev.icinga.org/issues/8893 "Feature 8893" ): Improve timeperiod validation error messages
* Feature [8895 ](https://dev.icinga.org/issues/8895 "Feature 8895" ): Add explanatory note for Icinga2 client documentation
#### Bugfixes
* Bug [8808 ](https://dev.icinga.org/issues/8808 "Bug 8808" ): logrotate doesn't work on Ubuntu
* Bug [8821 ](https://dev.icinga.org/issues/8821 "Bug 8821" ): command_endpoint check_results are not replicated to other endpoints in the same zone
* Bug [8879 ](https://dev.icinga.org/issues/8879 "Bug 8879" ): Reword documentation of check_address
* Bug [8881 ](https://dev.icinga.org/issues/8881 "Bug 8881" ): Add arguments to the UPS check
* Bug [8889 ](https://dev.icinga.org/issues/8889 "Bug 8889" ): Fix a minor markdown error
* Bug [8892 ](https://dev.icinga.org/issues/8892 "Bug 8892" ): Validation errors for time ranges which span the DST transition
* Bug [8894 ](https://dev.icinga.org/issues/8894 "Bug 8894" ): Default max_check_attempts should be lower for hosts than for services
* Bug [8913 ](https://dev.icinga.org/issues/8913 "Bug 8913" ): Windows Build: Flex detection
* Bug [8917 ](https://dev.icinga.org/issues/8917 "Bug 8917" ): Node wizard should only accept 'y', 'n', 'Y' and 'N' as answers for boolean questions
* Bug [8919 ](https://dev.icinga.org/issues/8919 "Bug 8919" ): Fix complexity class for Dictionary::Get
* Bug [8987 ](https://dev.icinga.org/issues/8987 "Bug 8987" ): Fix a typo
* Bug [9012 ](https://dev.icinga.org/issues/9012 "Bug 9012" ): Typo in graphite feature enable documentation
* Bug [9014 ](https://dev.icinga.org/issues/9014 "Bug 9014" ): Don't update scheduleddowntime table w/ trigger_time column when only adding a downtime
* Bug [9016 ](https://dev.icinga.org/issues/9016 "Bug 9016" ): Downtimes which have been triggered are not properly recorded in the database
* Bug [9017 ](https://dev.icinga.org/issues/9017 "Bug 9017" ): scheduled_downtime_depth column is not reset when a downtime ends or when a downtime is being removed
* Bug [9021 ](https://dev.icinga.org/issues/9021 "Bug 9021" ): Multiple log messages w/ "Attempting to send notifications for notification object"
* Bug [9041 ](https://dev.icinga.org/issues/9041 "Bug 9041" ): Acknowledging problems w/ expire time does not add the expiry information to the related comment for IDO and compat
* Bug [9045 ](https://dev.icinga.org/issues/9045 "Bug 9045" ): Vim syntax: Match groups before host/service/user objects
* Bug [9049 ](https://dev.icinga.org/issues/9049 "Bug 9049" ): check_disk order of command arguments
* Bug [9050 ](https://dev.icinga.org/issues/9050 "Bug 9050" ): web.conf is not in the RPM package
* Bug [9064 ](https://dev.icinga.org/issues/9064 "Bug 9064" ): troubleshoot truncates crash reports
* Bug [9069 ](https://dev.icinga.org/issues/9069 "Bug 9069" ): Documentation: set_if usage with boolean values and functions
* Bug [9073 ](https://dev.icinga.org/issues/9073 "Bug 9073" ): custom attributes with recursive macro function calls causing sigabrt
2015-04-20 10:51:38 +02:00
2015-03-26 09:50:40 +01:00
### What's New in Version 2.3.3
#### Changes
* New function: parse_performance_data
* Include more details in --version
* Improve documentation
* Bugfixes
2015-06-17 10:28:42 +02:00
#### Features
* Feature [8685 ](https://dev.icinga.org/issues/8685 "Feature 8685" ): Show state/type filter names in notice/debug log
* Feature [8686 ](https://dev.icinga.org/issues/8686 "Feature 8686" ): Update documentation for "apply for" rules
* Feature [8693 ](https://dev.icinga.org/issues/8693 "Feature 8693" ): New function: parse_performance_data
* Feature [8740 ](https://dev.icinga.org/issues/8740 "Feature 8740" ): Add "access objects at runtime" examples to advanced section
* Feature [8761 ](https://dev.icinga.org/issues/8761 "Feature 8761" ): Include more details in --version
* Feature [8816 ](https://dev.icinga.org/issues/8816 "Feature 8816" ): Add "random" CheckCommand for test and demo purposes
* Feature [8827 ](https://dev.icinga.org/issues/8827 "Feature 8827" ): Move release info in INSTALL.md into a separate file
#### Bugfixes
* Bug [8660 ](https://dev.icinga.org/issues/8660 "Bug 8660" ): Update syntax highlighting for 2.3 features
* Bug [8677 ](https://dev.icinga.org/issues/8677 "Bug 8677" ): Re-order the object types in alphabetical order
* Bug [8724 ](https://dev.icinga.org/issues/8724 "Bug 8724" ): Missing config validator for command arguments 'set_if'
* Bug [8734 ](https://dev.icinga.org/issues/8734 "Bug 8734" ): startup.log broken when the DB schema needs an update
* Bug [8736 ](https://dev.icinga.org/issues/8736 "Bug 8736" ): Don't update custom vars for each status update
* Bug [8748 ](https://dev.icinga.org/issues/8748 "Bug 8748" ): Don't ignore extraneous arguments for functions
* Bug [8749 ](https://dev.icinga.org/issues/8749 "Bug 8749" ): Build warnings with CMake 3.1.3
* Bug [8750 ](https://dev.icinga.org/issues/8750 "Bug 8750" ): Flex version check does not reject unsupported versions
* Bug [8753 ](https://dev.icinga.org/issues/8753 "Bug 8753" ): Fix a typo in the documentation of ICINGA2_WITH_MYSQL and ICINGA2_WITH_PGSQL
* Bug [8755 ](https://dev.icinga.org/issues/8755 "Bug 8755" ): Fix VIM syntax highlighting for comments
* Bug [8757 ](https://dev.icinga.org/issues/8757 "Bug 8757" ): Add missing keywords in the syntax highlighting files
* Bug [8762 ](https://dev.icinga.org/issues/8762 "Bug 8762" ): Plugin "check_http" is missing in Windows environments
* Bug [8763 ](https://dev.icinga.org/issues/8763 "Bug 8763" ): Typo in doc library-reference
* Bug [8764 ](https://dev.icinga.org/issues/8764 "Bug 8764" ): Revamp migration documentation
* Bug [8765 ](https://dev.icinga.org/issues/8765 "Bug 8765" ): Explain processing logic/order of apply rules with for loops
* Bug [8766 ](https://dev.icinga.org/issues/8766 "Bug 8766" ): Remove prompt to create a TicketSalt from the wizard
* Bug [8767 ](https://dev.icinga.org/issues/8767 "Bug 8767" ): Typo and invalid example in the runtime macro documentation
* Bug [8769 ](https://dev.icinga.org/issues/8769 "Bug 8769" ): Improve error message for invalid field access
* Bug [8770 ](https://dev.icinga.org/issues/8770 "Bug 8770" ): object Notification + apply Service fails with error "...refers to service which doesn't exist"
* Bug [8771 ](https://dev.icinga.org/issues/8771 "Bug 8771" ): Correct HA documentation
* Bug [8829 ](https://dev.icinga.org/issues/8829 "Bug 8829" ): Figure out why command validators are not triggered
* Bug [8834 ](https://dev.icinga.org/issues/8834 "Bug 8834" ): Return doesn't work inside loops
* Bug [8844 ](https://dev.icinga.org/issues/8844 "Bug 8844" ): Segmentation fault when executing "icinga2 pki new-cert"
* Bug [8862 ](https://dev.icinga.org/issues/8862 "Bug 8862" ): wrong 'dns_lookup' custom attribute default in command-plugins.conf
* Bug [8866 ](https://dev.icinga.org/issues/8866 "Bug 8866" ): Fix incorrect perfdata templates in the documentation
* Bug [8869 ](https://dev.icinga.org/issues/8869 "Bug 8869" ): Array in command arguments doesn't work
2015-03-26 09:50:40 +01:00
2015-03-12 16:00:14 +01:00
### What's New in Version 2.3.2
#### Changes
* Bugfixes
2015-06-17 10:28:42 +02:00
#### Bugfixes
2015-03-12 16:00:14 +01:00
2015-06-17 10:28:42 +02:00
* Bug [8721 ](https://dev.icinga.org/issues/8721 "Bug 8721" ): Log message for cli commands breaks the init script
2015-03-12 16:00:14 +01:00
2015-03-12 13:01:45 +01:00
### What's New in Version 2.3.1
#### Changes
* Bugfixes
Please note that this version fixes the default thresholds for the disk check which were inadvertently broken in 2.3.0; if you're using percent-based custom thresholds you will need to add the '%' sign to your custom attributes
2015-06-17 10:28:42 +02:00
#### Features
2015-03-12 13:01:45 +01:00
2015-06-17 10:28:42 +02:00
* Feature [8659 ](https://dev.icinga.org/issues/8659 "Feature 8659" ): Implement String#contains
2015-03-12 13:01:45 +01:00
2015-06-17 10:28:42 +02:00
#### Bugfixes
* Bug [8540 ](https://dev.icinga.org/issues/8540 "Bug 8540" ): Kill signal sent only to check process, not whole process group
* Bug [8657 ](https://dev.icinga.org/issues/8657 "Bug 8657" ): Missing program name in 'icinga2 --version'
* Bug [8658 ](https://dev.icinga.org/issues/8658 "Bug 8658" ): Fix check_disk thresholds: make sure partitions are the last arguments
* Bug [8672 ](https://dev.icinga.org/issues/8672 "Bug 8672" ): Api heartbeat message response time problem
* Bug [8673 ](https://dev.icinga.org/issues/8673 "Bug 8673" ): Fix check_disk default thresholds and document the change of unit
* Bug [8679 ](https://dev.icinga.org/issues/8679 "Bug 8679" ): Config validation fail because of unexpected new-line
* Bug [8680 ](https://dev.icinga.org/issues/8680 "Bug 8680" ): Update documentation for DB IDO HA Run-Once
* Bug [8683 ](https://dev.icinga.org/issues/8683 "Bug 8683" ): Make sure that the /var/log/icinga2/crash directory exists
* Bug [8684 ](https://dev.icinga.org/issues/8684 "Bug 8684" ): Fix formatting for the GDB stacktrace
* Bug [8687 ](https://dev.icinga.org/issues/8687 "Bug 8687" ): Crash in Dependency::Stop
* Bug [8691 ](https://dev.icinga.org/issues/8691 "Bug 8691" ): Debian packages do not create /var/log/icinga2/crash
2015-03-12 13:01:45 +01:00
2015-03-09 12:52:05 +01:00
### What's New in Version 2.3.0
2014-11-27 16:57:58 +01:00
#### Changes
2015-03-09 12:52:05 +01:00
* Improved configuration validation
* Unnecessary escapes are no longer permitted (e.g. \')
* Dashes are no longer permitted in identifier names (as their semantics are ambiguous)
* Unused values are detected (e.g. { "-M" })
* Validation for time ranges has been improved
* Additional validation rules for some object types (Notification and User)
* New language features
* Implement a separate type for boolean values
* Support for user-defined functions
* Support for conditional statements (if/else)
* Support for 'for' and 'while' loops
* Support for local variables using the 'var' keyword
* New operators: % (modulo), ^ (xor), - (unary minus) and + (unary plus)
* Implemented prototype-based methods for most built-in types (e.g. [ 3, 2 ].sort())
* Explicit access to local and global variables using the 'locals' and 'globals' keywords
* Changed the order in which filters are evaluated for apply rules with 'for'
* Make type objects accessible as global variables
* Support for using functions in custom attributes
* Access objects and their runtime attributes in functions (e.g. get_host(NodeName).state)
* ITL improvements
* Additional check commands were added to the ITL
* Additional arguments for existing check commands
* CLI improvements
* Add the 'icinga2 console' CLI command which can be used to test expressions
* Add the 'icinga2 troubleshoot' CLI command for collecting troubleshooting information
* Performance improvements for the 'icinga2 node update-config' CLI command
* Implement argument auto-completion for short options (e.g. daemon -c)
* 'node setup' and 'node wizard' create backups for existing certificate files
* Add ignore_soft_states option for Dependency object configuration
* Fewer threads are used for socket I/O
* Flapping detection for hosts and services is disabled by default
* Added support for OpenTSDB
* New Livestatus tables: hostsbygroup, servicesbygroup, servicesbyhostgroup
* Include GDB backtrace in crash reports
* Various documentation improvements
* Solved a number of issues where cluster instances would not reconnect after intermittent connection problems
* A lot of other, minor changes
2015-02-12 13:16:30 +01:00
2015-10-28 21:07:12 +01:00
* [DB IDO schema upgrade ](17-upgrading-icinga-2.md#upgrading-icinga-2 ) to `1.13.0` required!
2014-11-27 16:57:58 +01:00
2015-06-17 10:28:42 +02:00
#### Features
* Feature [3446 ](https://dev.icinga.org/issues/3446 "Feature 3446" ): Add troubleshooting collect cli command
* Feature [6109 ](https://dev.icinga.org/issues/6109 "Feature 6109" ): Don't spawn threads for network connections
* Feature [6570 ](https://dev.icinga.org/issues/6570 "Feature 6570" ): Disallow side-effect-free r-value expressions in expression lists
* Feature [6697 ](https://dev.icinga.org/issues/6697 "Feature 6697" ): Plugin Check Commands: add check_vmware_esx
* Feature [6857 ](https://dev.icinga.org/issues/6857 "Feature 6857" ): Run CheckCommands with C locale (workaround for comma vs dot and plugin api bug)
* Feature [6858 ](https://dev.icinga.org/issues/6858 "Feature 6858" ): Add some more PNP details
* Feature [6868 ](https://dev.icinga.org/issues/6868 "Feature 6868" ): Disable flapping detection by default
* Feature [6923 ](https://dev.icinga.org/issues/6923 "Feature 6923" ): IDO should fill program_end_time on a clean shutdown
* Feature [7136 ](https://dev.icinga.org/issues/7136 "Feature 7136" ): extended Manubulon SNMP Check Plugin Command
* Feature [7209 ](https://dev.icinga.org/issues/7209 "Feature 7209" ): ITL: Interfacetable
* Feature [7256 ](https://dev.icinga.org/issues/7256 "Feature 7256" ): Add OpenTSDB Writer
* Feature [7292 ](https://dev.icinga.org/issues/7292 "Feature 7292" ): ITL: Check_Mem.pl
* Feature [7294 ](https://dev.icinga.org/issues/7294 "Feature 7294" ): ITL: ESXi-Hardware
* Feature [7326 ](https://dev.icinga.org/issues/7326 "Feature 7326" ): Add parent soft states option to Dependency object configuration
* Feature [7361 ](https://dev.icinga.org/issues/7361 "Feature 7361" ): Livestatus: Add GroupBy tables: hostsbygroup, servicesbygroup, servicesbyhostgroup
* Feature [7545 ](https://dev.icinga.org/issues/7545 "Feature 7545" ): Please add labels in SNMP checks
* Feature [7564 ](https://dev.icinga.org/issues/7564 "Feature 7564" ): Access object runtime attributes in custom vars & command arguments
* Feature [7610 ](https://dev.icinga.org/issues/7610 "Feature 7610" ): Variable from for loop not usable in assign statement
* Feature [7700 ](https://dev.icinga.org/issues/7700 "Feature 7700" ): Evaluate apply/object rules when the parent objects are created
* Feature [7702 ](https://dev.icinga.org/issues/7702 "Feature 7702" ): Add an option that hides CLI commands
* Feature [7704 ](https://dev.icinga.org/issues/7704 "Feature 7704" ): ConfigCompiler::HandleInclude* should return an AST node
* Feature [7706 ](https://dev.icinga.org/issues/7706 "Feature 7706" ): ConfigCompiler::Compile* should return an AST node
* Feature [7748 ](https://dev.icinga.org/issues/7748 "Feature 7748" ): Redesign how stack frames work for scripts
* Feature [7767 ](https://dev.icinga.org/issues/7767 "Feature 7767" ): Rename _DEBUG to I2_DEBUG
* Feature [7774 ](https://dev.icinga.org/issues/7774 "Feature 7774" ): Implement an AST Expression for T_CONST
* Feature [7778 ](https://dev.icinga.org/issues/7778 "Feature 7778" ): Missing check_disk output on Windows
* Feature [7784 ](https://dev.icinga.org/issues/7784 "Feature 7784" ): Implement the DISABLE_HOST_SVC_NOTIFICATIONS and ENABLE_HOST_SVC_NOTIFICATIONS commands
* Feature [7793 ](https://dev.icinga.org/issues/7793 "Feature 7793" ): Don't build db_ido when both MySQL and PostgreSQL aren't enabled
* Feature [7794 ](https://dev.icinga.org/issues/7794 "Feature 7794" ): Implement an option to disable building the Livestatus module
* Feature [7795 ](https://dev.icinga.org/issues/7795 "Feature 7795" ): Implement an option to disable building the Demo component
* Feature [7805 ](https://dev.icinga.org/issues/7805 "Feature 7805" ): Implement unit tests for the config parser
* Feature [7807 ](https://dev.icinga.org/issues/7807 "Feature 7807" ): Move the cast functions into libbase
* Feature [7813 ](https://dev.icinga.org/issues/7813 "Feature 7813" ): Implement the % operator
* Feature [7816 ](https://dev.icinga.org/issues/7816 "Feature 7816" ): Document operator precedence
* Feature [7822 ](https://dev.icinga.org/issues/7822 "Feature 7822" ): Make the config parser thread-safe
* Feature [7823 ](https://dev.icinga.org/issues/7823 "Feature 7823" ): Figure out whether Number + String should implicitly convert the Number argument to a string
* Feature [7824 ](https://dev.icinga.org/issues/7824 "Feature 7824" ): Implement the "if" and "else" keywords
* Feature [7873 ](https://dev.icinga.org/issues/7873 "Feature 7873" ): Plugin Check Commands: Add icmp
* Feature [7879 ](https://dev.icinga.org/issues/7879 "Feature 7879" ): Windows agent is missing the standard plugin check_ping
* Feature [7883 ](https://dev.icinga.org/issues/7883 "Feature 7883" ): Implement official support for user-defined functions and the "for" keyword
* Feature [7901 ](https://dev.icinga.org/issues/7901 "Feature 7901" ): Implement socket_path attribute for the IdoMysqlConnection class
* Feature [7910 ](https://dev.icinga.org/issues/7910 "Feature 7910" ): The lexer shouldn't accept escapes for characters which don't have to be escaped
* Feature [7925 ](https://dev.icinga.org/issues/7925 "Feature 7925" ): Move the config file for the ido-*sql features into the icinga2-ido-* packages
* Feature [8016 ](https://dev.icinga.org/issues/8016 "Feature 8016" ): Documentation enhancement for snmp traps and passive checks.
* Feature [8019 ](https://dev.icinga.org/issues/8019 "Feature 8019" ): Register type objects as global variables
* Feature [8020 ](https://dev.icinga.org/issues/8020 "Feature 8020" ): Improve output of ToString for type objects
* Feature [8030 ](https://dev.icinga.org/issues/8030 "Feature 8030" ): Evaluate usage of function()
* Feature [8033 ](https://dev.icinga.org/issues/8033 "Feature 8033" ): Allow name changed from inside the object
* Feature [8040 ](https://dev.icinga.org/issues/8040 "Feature 8040" ): Disallow calling strings as functions
* Feature [8043 ](https://dev.icinga.org/issues/8043 "Feature 8043" ): Implement a boolean sub-type for the Value class
* Feature [8047 ](https://dev.icinga.org/issues/8047 "Feature 8047" ): ConfigCompiler::HandleInclude should return an inline dictionary
* Feature [8060 ](https://dev.icinga.org/issues/8060 "Feature 8060" ): Windows plugins should behave like their Linux cousins
* Feature [8065 ](https://dev.icinga.org/issues/8065 "Feature 8065" ): Implement a way to remove dictionary keys
* Feature [8071 ](https://dev.icinga.org/issues/8071 "Feature 8071" ): Implement a way to call methods on objects
* Feature [8074 ](https://dev.icinga.org/issues/8074 "Feature 8074" ): Figure out how variable scopes should work
* Feature [8078 ](https://dev.icinga.org/issues/8078 "Feature 8078" ): Backport i2tcl's error reporting functionality into "icinga2 console"
* Feature [8096 ](https://dev.icinga.org/issues/8096 "Feature 8096" ): Document the new language features in 2.3
* Feature [8121 ](https://dev.icinga.org/issues/8121 "Feature 8121" ): feature enable should use relative symlinks
* Feature [8133 ](https://dev.icinga.org/issues/8133 "Feature 8133" ): Implement line-continuation for the "console" command
* Feature [8169 ](https://dev.icinga.org/issues/8169 "Feature 8169" ): Implement additional methods for strings
* Feature [8172 ](https://dev.icinga.org/issues/8172 "Feature 8172" ): Assignments shouldn't have a "return" value
* Feature [8195 ](https://dev.icinga.org/issues/8195 "Feature 8195" ): Host/Service runtime macro downtime_depth
* Feature [8226 ](https://dev.icinga.org/issues/8226 "Feature 8226" ): Make invalid log-severity option output an error instead of a warning
* Feature [8244 ](https://dev.icinga.org/issues/8244 "Feature 8244" ): Implement keywords to explicitly access globals/locals
* Feature [8259 ](https://dev.icinga.org/issues/8259 "Feature 8259" ): The check "hostalive" is not working with ipv6
* Feature [8269 ](https://dev.icinga.org/issues/8269 "Feature 8269" ): Implement the while keyword
* Feature [8277 ](https://dev.icinga.org/issues/8277 "Feature 8277" ): Add macros $host.check_source$ and $service.check_source$
* Feature [8290 ](https://dev.icinga.org/issues/8290 "Feature 8290" ): Make operators && , || behave like in JavaScript
* Feature [8291 ](https://dev.icinga.org/issues/8291 "Feature 8291" ): Implement validator support for function objects
* Feature [8293 ](https://dev.icinga.org/issues/8293 "Feature 8293" ): The Zone::global attribute is not documented
* Feature [8316 ](https://dev.icinga.org/issues/8316 "Feature 8316" ): Extend disk checkcommand
* Feature [8322 ](https://dev.icinga.org/issues/8322 "Feature 8322" ): Implement Array#join
* Feature [8371 ](https://dev.icinga.org/issues/8371 "Feature 8371" ): Add path information for objects in object list
* Feature [8374 ](https://dev.icinga.org/issues/8374 "Feature 8374" ): Add timestamp support for Graphite
* Feature [8386 ](https://dev.icinga.org/issues/8386 "Feature 8386" ): Add documentation for cli command 'console'
* Feature [8393 ](https://dev.icinga.org/issues/8393 "Feature 8393" ): Implement support for Json.encode and Json.decode
* Feature [8394 ](https://dev.icinga.org/issues/8394 "Feature 8394" ): Implement continue/break keywords
* Feature [8399 ](https://dev.icinga.org/issues/8399 "Feature 8399" ): Backup certificate files in 'node setup'
* Feature [8410 ](https://dev.icinga.org/issues/8410 "Feature 8410" ): udp check command is missing arguments.
* Feature [8414 ](https://dev.icinga.org/issues/8414 "Feature 8414" ): Add ITL check command for check_ipmi_sensor
* Feature [8429 ](https://dev.icinga.org/issues/8429 "Feature 8429" ): add webinject checkcommand
* Feature [8465 ](https://dev.icinga.org/issues/8465 "Feature 8465" ): Add the ability to use a CA certificate as a way of verifying hosts for CSR autosigning
* Feature [8467 ](https://dev.icinga.org/issues/8467 "Feature 8467" ): introduce time dependent variable values
* Feature [8498 ](https://dev.icinga.org/issues/8498 "Feature 8498" ): Snmp CheckCommand misses various options
* Feature [8515 ](https://dev.icinga.org/issues/8515 "Feature 8515" ): Show slave lag for the cluster-zone check
* Feature [8522 ](https://dev.icinga.org/issues/8522 "Feature 8522" ): Update Remote Client/Distributed Monitoring Documentation
* Feature [8527 ](https://dev.icinga.org/issues/8527 "Feature 8527" ): Change Livestatus query log level to 'notice'
* Feature [8548 ](https://dev.icinga.org/issues/8548 "Feature 8548" ): Add support for else-if
* Feature [8575 ](https://dev.icinga.org/issues/8575 "Feature 8575" ): Include GDB backtrace in crash reports
* Feature [8599 ](https://dev.icinga.org/issues/8599 "Feature 8599" ): Remove macro argument for IMPL_TYPE_LOOKUP
* Feature [8600 ](https://dev.icinga.org/issues/8600 "Feature 8600" ): Add validator for time ranges in ScheduledDowntime objects
* Feature [8610 ](https://dev.icinga.org/issues/8610 "Feature 8610" ): Support the SNI TLS extension
* Feature [8621 ](https://dev.icinga.org/issues/8621 "Feature 8621" ): Add check commands for NSClient++
* Feature [8648 ](https://dev.icinga.org/issues/8648 "Feature 8648" ): Document closures ('use')
#### Bugfixes
* Bug [6171 ](https://dev.icinga.org/issues/6171 "Bug 6171" ): Remove name and return value for stats functions
* Bug [6959 ](https://dev.icinga.org/issues/6959 "Bug 6959" ): Scheduled start time will be ignored if the host or service is already in a problem state
* Bug [7311 ](https://dev.icinga.org/issues/7311 "Bug 7311" ): Invalid macro results in exception
* Bug [7542 ](https://dev.icinga.org/issues/7542 "Bug 7542" ): Update validators for CustomVarObject
* Bug [7576 ](https://dev.icinga.org/issues/7576 "Bug 7576" ): validate configured legacy timeperiod ranges
* Bug [7582 ](https://dev.icinga.org/issues/7582 "Bug 7582" ): Variable expansion is single quoted.
* Bug [7644 ](https://dev.icinga.org/issues/7644 "Bug 7644" ): Unity build doesn't work with MSVC
* Bug [7647 ](https://dev.icinga.org/issues/7647 "Bug 7647" ): Avoid rebuilding libbase when the version number changes
* Bug [7731 ](https://dev.icinga.org/issues/7731 "Bug 7731" ): Reminder notifications not being sent but logged every 5 secs
* Bug [7765 ](https://dev.icinga.org/issues/7765 "Bug 7765" ): DB IDO: Duplicate entry icinga_{host,service}dependencies
* Bug [7800 ](https://dev.icinga.org/issues/7800 "Bug 7800" ): Fix the shift/reduce conflicts in the parser
* Bug [7802 ](https://dev.icinga.org/issues/7802 "Bug 7802" ): Change parameter type for include and include_recursive to T_STRING
* Bug [7808 ](https://dev.icinga.org/issues/7808 "Bug 7808" ): Unterminated string literals should cause parser to return an error
* Bug [7809 ](https://dev.icinga.org/issues/7809 "Bug 7809" ): Scoping rules for "for" are broken
* Bug [7810 ](https://dev.icinga.org/issues/7810 "Bug 7810" ): Return values for functions are broken
* Bug [7811 ](https://dev.icinga.org/issues/7811 "Bug 7811" ): The __return keyword is broken
* Bug [7812 ](https://dev.icinga.org/issues/7812 "Bug 7812" ): Validate array subscripts
* Bug [7814 ](https://dev.icinga.org/issues/7814 "Bug 7814" ): Set expression should check whether LHS is a null pointer
* Bug [7815 ](https://dev.icinga.org/issues/7815 "Bug 7815" ): - operator doesn't work in expressions
* Bug [7826 ](https://dev.icinga.org/issues/7826 "Bug 7826" ): Compiler warnings
* Bug [7830 ](https://dev.icinga.org/issues/7830 "Bug 7830" ): - shouldn't be allowed in identifiers
* Bug [7871 ](https://dev.icinga.org/issues/7871 "Bug 7871" ): Missing persistent_comment, notify_contact columns for acknowledgement table
* Bug [7894 ](https://dev.icinga.org/issues/7894 "Bug 7894" ): Fix warnings when using CMake 3.1.0
* Bug [7895 ](https://dev.icinga.org/issues/7895 "Bug 7895" ): Serialize() fails to serialize objects which don't have a registered type
* Bug [7995 ](https://dev.icinga.org/issues/7995 "Bug 7995" ): Windows Agent: Missing directory "zones" in setup
* Bug [8018 ](https://dev.icinga.org/issues/8018 "Bug 8018" ): Value("").IsEmpty() should return true
* Bug [8029 ](https://dev.icinga.org/issues/8029 "Bug 8029" ): operator precedence for % and > is incorrect
* Bug [8041 ](https://dev.icinga.org/issues/8041 "Bug 8041" ): len() overflows
* Bug [8061 ](https://dev.icinga.org/issues/8061 "Bug 8061" ): Confusing error message for import
* Bug [8067 ](https://dev.icinga.org/issues/8067 "Bug 8067" ): Require at least one user for notification objects (user or as member of user_groups)
* Bug [8076 ](https://dev.icinga.org/issues/8076 "Bug 8076" ): icinga 2 Config Error needs to be more verbose
* Bug [8081 ](https://dev.icinga.org/issues/8081 "Bug 8081" ): Location info for strings is incorrect
* Bug [8100 ](https://dev.icinga.org/issues/8100 "Bug 8100" ): POSTGRES IDO: invalid syntax for integer: "true" while trying to update table icinga_hoststatus
* Bug [8111 ](https://dev.icinga.org/issues/8111 "Bug 8111" ): User::ValidateFilters isn't being used
* Bug [8117 ](https://dev.icinga.org/issues/8117 "Bug 8117" ): Agent checks fail when there's already a host with the same name
* Bug [8122 ](https://dev.icinga.org/issues/8122 "Bug 8122" ): Config file passing validation causes segfault
* Bug [8132 ](https://dev.icinga.org/issues/8132 "Bug 8132" ): Debug info for indexer is incorrect
* Bug [8136 ](https://dev.icinga.org/issues/8136 "Bug 8136" ): Icinga crashes when config file name is invalid
* Bug [8164 ](https://dev.icinga.org/issues/8164 "Bug 8164" ): escaped backslash in string literals
* Bug [8166 ](https://dev.icinga.org/issues/8166 "Bug 8166" ): parsing include_recursive
* Bug [8173 ](https://dev.icinga.org/issues/8173 "Bug 8173" ): Segfault on icinga::String::operator= when compiling configuration
* Bug [8175 ](https://dev.icinga.org/issues/8175 "Bug 8175" ): Compiler warnings
* Bug [8179 ](https://dev.icinga.org/issues/8179 "Bug 8179" ): Exception on missing config files
* Bug [8184 ](https://dev.icinga.org/issues/8184 "Bug 8184" ): group assign fails with bad lexical cast when evaluating rules
* Bug [8185 ](https://dev.icinga.org/issues/8185 "Bug 8185" ): Argument auto-completion doesn't work for short options
* Bug [8211 ](https://dev.icinga.org/issues/8211 "Bug 8211" ): icinga2 node update should not write config for blacklisted zones/host
* Bug [8230 ](https://dev.icinga.org/issues/8230 "Bug 8230" ): Lexer term for T_ANGLE_STRING is too aggressive
* Bug [8249 ](https://dev.icinga.org/issues/8249 "Bug 8249" ): Problems using command_endpoint inside HA zone
* Bug [8257 ](https://dev.icinga.org/issues/8257 "Bug 8257" ): Report missing command objects on remote agent
* Bug [8260 ](https://dev.icinga.org/issues/8260 "Bug 8260" ): icinga2 node wizard: Create backups of certificates
* Bug [8289 ](https://dev.icinga.org/issues/8289 "Bug 8289" ): Livestatus operator =~ is not case-insensitive
* Bug [8294 ](https://dev.icinga.org/issues/8294 "Bug 8294" ): Running icinga2 command as non privilged user raises error
* Bug [8298 ](https://dev.icinga.org/issues/8298 "Bug 8298" ): notify flag is ignored in ACKNOWLEDGE_*_PROBLEM commands
* Bug [8300 ](https://dev.icinga.org/issues/8300 "Bug 8300" ): ApiListener::ReplayLog shouldn't hold mutex lock during call to Socket::Poll
* Bug [8307 ](https://dev.icinga.org/issues/8307 "Bug 8307" ): PidPath, VarsPath, ObjectsPath and StatePath no longer read from init.conf
* Bug [8309 ](https://dev.icinga.org/issues/8309 "Bug 8309" ): Crash in ScheduledDowntime::CreateNextDowntime
* Bug [8313 ](https://dev.icinga.org/issues/8313 "Bug 8313" ): Incorrectly formatted timestamp in .timestamp file
* Bug [8318 ](https://dev.icinga.org/issues/8318 "Bug 8318" ): Remote Clients: Add manual setup cli commands
* Bug [8323 ](https://dev.icinga.org/issues/8323 "Bug 8323" ): Apply rule '' for host does not match anywhere!
* Bug [8333 ](https://dev.icinga.org/issues/8333 "Bug 8333" ): Icinga2 master doesn't change check-status when "accept_commands = true" is not set at client node
* Bug [8372 ](https://dev.icinga.org/issues/8372 "Bug 8372" ): Stacktrace on Endpoint not belonging to a zone or multiple zones
* Bug [8383 ](https://dev.icinga.org/issues/8383 "Bug 8383" ): last_hard_state missing in StatusDataWriter
* Bug [8387 ](https://dev.icinga.org/issues/8387 "Bug 8387" ): StatusDataWriter: Wrong host notification filters (broken fix in #8192 )
* Bug [8388 ](https://dev.icinga.org/issues/8388 "Bug 8388" ): Config sync authoritative file never created
* Bug [8389 ](https://dev.icinga.org/issues/8389 "Bug 8389" ): Added downtimes must be triggered immediately if checkable is Not-OK
* Bug [8390 ](https://dev.icinga.org/issues/8390 "Bug 8390" ): Agent writes CR CR LF in synchronized config files
* Bug [8397 ](https://dev.icinga.org/issues/8397 "Bug 8397" ): Icinga2 config reset after package update (centos6.6)
* Bug [8425 ](https://dev.icinga.org/issues/8425 "Bug 8425" ): DB IDO: Duplicate entry icinga_scheduleddowntime
* Bug [8433 ](https://dev.icinga.org/issues/8433 "Bug 8433" ): Make the arguments for the stats functions const-ref
* Bug [8434 ](https://dev.icinga.org/issues/8434 "Bug 8434" ): Build fails on OpenBSD
* Bug [8436 ](https://dev.icinga.org/issues/8436 "Bug 8436" ): Indicate that Icinga2 is shutting down in case of a fatal error
* Bug [8438 ](https://dev.icinga.org/issues/8438 "Bug 8438" ): DB IDO {host,service}checks command_line value is "Object of type 'icinga::Array'"
* Bug [8444 ](https://dev.icinga.org/issues/8444 "Bug 8444" ): Don't attempt to restore program state from non-existing state file
* Bug [8452 ](https://dev.icinga.org/issues/8452 "Bug 8452" ): Livestatus query on commands table with custom vars fails
* Bug [8461 ](https://dev.icinga.org/issues/8461 "Bug 8461" ): Don't request heartbeat messages until after we've synced the log
* Bug [8473 ](https://dev.icinga.org/issues/8473 "Bug 8473" ): Exception in WorkQueue::StatusTimerHandler
* Bug [8488 ](https://dev.icinga.org/issues/8488 "Bug 8488" ): Figure out why 'node update-config' becomes slow over time
* Bug [8493 ](https://dev.icinga.org/issues/8493 "Bug 8493" ): Misleading ApiListener connection log messages on a master (Endpoint vs Zone)
* Bug [8496 ](https://dev.icinga.org/issues/8496 "Bug 8496" ): Icinga doesn't update long_output in DB
* Bug [8511 ](https://dev.icinga.org/issues/8511 "Bug 8511" ): Deadlock with DB IDO dump and forcing a scheduled check
* Bug [8517 ](https://dev.icinga.org/issues/8517 "Bug 8517" ): Config parser fails non-deterministic on Notification missing Checkable
* Bug [8519 ](https://dev.icinga.org/issues/8519 "Bug 8519" ): apply-for incorrectly converts loop var to string
* Bug [8529 ](https://dev.icinga.org/issues/8529 "Bug 8529" ): livestatus limit header not working
* Bug [8535 ](https://dev.icinga.org/issues/8535 "Bug 8535" ): Crash in ApiEvents::RepositoryTimerHandler
* Bug [8536 ](https://dev.icinga.org/issues/8536 "Bug 8536" ): Valgrind warning for ExternalCommandListener::CommandPipeThread
* Bug [8537 ](https://dev.icinga.org/issues/8537 "Bug 8537" ): Crash in DbObject::SendStatusUpdate
* Bug [8544 ](https://dev.icinga.org/issues/8544 "Bug 8544" ): Hosts: process_performance_data = 0 in database even though enable_perfdata = 1 in config
* Bug [8555 ](https://dev.icinga.org/issues/8555 "Bug 8555" ): Don't accept config updates for zones for which we have an authoritative copy of the config
* Bug [8559 ](https://dev.icinga.org/issues/8559 "Bug 8559" ): check_memory tool shows incorrect memory size on windows
* Bug [8593 ](https://dev.icinga.org/issues/8593 "Bug 8593" ): Memory leak in Expression::GetReference
* Bug [8594 ](https://dev.icinga.org/issues/8594 "Bug 8594" ): Improve Livestatus query performance
* Bug [8596 ](https://dev.icinga.org/issues/8596 "Bug 8596" ): Dependency: Validate *_{host,service}_name objects on their existance
* Bug [8604 ](https://dev.icinga.org/issues/8604 "Bug 8604" ): Attribute hints don't work for nested attributes
* Bug [8627 ](https://dev.icinga.org/issues/8627 "Bug 8627" ): Icinga2 shuts down when service is reloaded
* Bug [8638 ](https://dev.icinga.org/issues/8638 "Bug 8638" ): Fix a typo in documentation
