services: monitoring: Add 'zabbix-agent'.

* gnu/services/monitoring.scm (zabbix-server-service-type,
zabbix-agent-account, zabbix-agent-activation, zabbix-agent-config-file,
zabbix-agent-shepherd-service, generate-zabbix-agent-documentation): New
procedures.
(zabbix-agent-service-type): New 'service-type'.
* gnu/tests/monitoring.scm (run-zabbix-server-test): Test 'zabbix-agent'.
(%zabbix-os): Add 'zabbix-agent' service.
* doc/guix.texi (Monitoring Services): Document 'zabbix-agent'.

1 files changed, 103 insertions, 0 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index 005ff83080..02778588ca 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -16800,6 +16800,109 @@ Defaults to @samp{()}.
 
 @end deftypevr
 
+@c %end of fragment
+
+@subsubheading Zabbix agent
+@cindex zabbix zabbix-agent
+
+Zabbix agent gathers information for Zabbix server.
+
+@c %start of fragment
+
+Available @code{zabbix-agent-configuration} fields are:
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} package zabbix-agent
+The zabbix-agent package.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} string user
+User who will run the Zabbix agent.
+
+Defaults to @samp{"zabbix"}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} group group
+Group who will run the Zabbix agent.
+
+Defaults to @samp{"zabbix"}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} string hostname
+Unique, case sensitive hostname which is required for active checks and
+must match hostname as configured on the server.
+
+Defaults to @samp{"Zabbix server"}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} string log-type
+Specifies where log messages are written to:
+
+@itemize @bullet
+@item
+@code{system} - syslog.
+
+@item
+@code{file} - file specified with @code{log-file} parameter.
+
+@item
+@code{console} - standard output.
+
+@end itemize
+
+Defaults to @samp{""}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} string log-file
+Log file name for @code{log-type} @code{file} parameter.
+
+Defaults to @samp{"/var/log/zabbix/agent.log"}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} string pid-file
+Name of PID file.
+
+Defaults to @samp{"/var/run/zabbix/zabbix_agent.pid"}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} list server
+List of IP addresses, optionally in CIDR notation, or hostnames of
+Zabbix servers and Zabbix proxies.  Incoming connections will be
+accepted only from the hosts listed here.
+
+Defaults to @samp{("127.0.0.1")}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} list server-active
+List of IP:port (or hostname:port) pairs of Zabbix servers and Zabbix
+proxies for active checks.  If port is not specified, default port is
+used.  If this parameter is not specified, active checks are disabled.
+
+Defaults to @samp{("127.0.0.1")}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} string extra-options
+Extra options will be appended to Zabbix server configuration file.
+
+Defaults to @samp{""}.
+
+@end deftypevr
+
+@deftypevr {@code{zabbix-agent-configuration} parameter} include-files include-files
+You may include individual files or all files in a directory in the
+configuration file.
+
+Defaults to @samp{()}.
+
+@end deftypevr
 
 @c %end of fragment