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-rw-r--r--gnu/services/monitoring.scm148
1 files changed, 146 insertions, 2 deletions
diff --git a/gnu/services/monitoring.scm b/gnu/services/monitoring.scm
index 323c0ace56..18413096e4 100644
--- a/gnu/services/monitoring.scm
+++ b/gnu/services/monitoring.scm
@@ -22,6 +22,7 @@
#:use-module (gnu services)
#:use-module (gnu services configuration)
#:use-module (gnu services shepherd)
+ #:use-module (gnu services web)
#:use-module (gnu packages admin)
#:use-module (gnu packages monitoring)
#:use-module (gnu system shadow)
@@ -29,6 +30,7 @@
#:use-module (guix packages)
#:use-module (guix records)
#:use-module (ice-9 match)
+ #:use-module (ice-9 rdelim)
#:use-module (srfi srfi-26)
#:export (darkstat-configuration
prometheus-node-exporter-configuration
@@ -38,7 +40,10 @@
zabbix-server-configuration
zabbix-server-service-type
zabbix-agent-configuration
- zabbix-agent-service-type))
+ zabbix-agent-service-type
+ zabbix-front-end-configuration
+ zabbix-front-end-service-type
+ %zabbix-front-end-configuration-nginx))
;;;
@@ -179,6 +184,12 @@ prometheus.")
(define (serialize-extra-options field-name val)
(if (null? val) "" (display val)))
+(define (nginx-server-configuration-list? val)
+ (and (list? val) (and-map nginx-server-configuration? val)))
+
+(define (serialize-nginx-server-configuration-list field-name val)
+ "")
+
(define-configuration zabbix-server-configuration
(zabbix-server
(package zabbix-server)
@@ -356,7 +367,7 @@ the hosts listed here.")
proxies for active checks. If port is not specified, default port is used.
If this parameter is not specified, active checks are disabled.")
(extra-options
- (string "")
+ (extra-options "")
"Extra options will be appended to Zabbix server configuration file.")
(include-files
(include-files '())
@@ -445,3 +456,136 @@ configuration file."))
`((zabbix-agent-configuration
,zabbix-agent-configuration-fields))
'zabbix-agent-configuration))
+
+(define %zabbix-front-end-configuration-nginx
+ (nginx-server-configuration
+ (root #~(string-append #$zabbix-server:front-end "/share/zabbix/php"))
+ (index '("index.php"))
+ (locations
+ (let ((php-location (nginx-php-location)))
+ (list (nginx-location-configuration
+ (inherit php-location)
+ (body (append (nginx-location-configuration-body php-location)
+ (list "
+fastcgi_param PHP_VALUE \"post_max_size = 16M
+ max_execution_time = 300\";
+")))))))))
+
+(define-configuration zabbix-front-end-configuration
+ ;; TODO: Specify zabbix front-end package.
+ ;; (zabbix-
+ ;; (package zabbix-front-end)
+ ;; "The zabbix-front-end package.")
+ (nginx
+ (nginx-server-configuration-list
+ (list %zabbix-front-end-configuration-nginx))
+ "NGINX configuration.")
+ (db-host
+ (string "localhost")
+ "Database host name.")
+ (db-port
+ (number 5432)
+ "Database port.")
+ (db-name
+ (string "zabbix")
+ "Database name.")
+ (db-user
+ (string "zabbix")
+ "Database user.")
+ (db-password
+ (string "")
+ "Database password. Please, use @code{db-secret-file} instead.")
+ (db-secret-file
+ (string "")
+ "Secret file which will be appended to @file{zabbix.conf.php} file. This
+file contains credentials for use by Zabbix front-end. You are expected to
+create it manually.")
+ (zabbix-host
+ (string "localhost")
+ "Zabbix server hostname.")
+ (zabbix-port
+ (number 10051)
+ "Zabbix server port."))
+
+(define zabbix-front-end-config
+ (match-lambda
+ (($ <zabbix-front-end-configuration>
+ _ db-host db-port db-name db-user db-password db-secret-file
+ zabbix-host zabbix-port)
+ (mixed-text-file "zabbix.conf.php"
+ "\
+<?php
+// Zabbix GUI configuration file.
+global $DB;
+
+$DB['TYPE'] = 'POSTGRESQL';
+$DB['SERVER'] = '" db-host "';
+$DB['PORT'] = '" (number->string db-port) "';
+$DB['DATABASE'] = '" db-name "';
+$DB['USER'] = '" db-user "';
+$DB['PASSWORD'] = '" (if (string-null? db-password)
+ (if (string-null? db-secret-file)
+ (display "Provide a `db-secret-file' \
+or `db-password' field.
+"
+ (current-error-port))
+ (string-trim-both
+ (with-input-from-file db-secret-file
+ read-string)))
+ (begin
+ (display "
+Hint: Consider use `db-secret-file' instead of `db-password' and unset
+`db-password' for security in `zabbix-front-end-configuration'.
+")
+ db-password)) "';
+
+// Schema name. Used for IBM DB2 and PostgreSQL.
+$DB['SCHEMA'] = '';
+
+$ZBX_SERVER = '" zabbix-host "';
+$ZBX_SERVER_PORT = '" (number->string zabbix-port) "';
+$ZBX_SERVER_NAME = '';
+
+$IMAGE_FORMAT_DEFAULT = IMAGE_FORMAT_PNG;
+"))))
+
+(define %maintenance.inc.php
+ ;; Empty php file to allow us move zabbix-frontend configs to ‘/etc/zabbix’
+ ;; directory. See ‘install-front-end’ phase in
+ ;; (@ (gnu packages monitoring) zabbix-server) package.
+ "\
+<?php
+")
+
+(define (zabbix-front-end-activation config)
+ "Return the activation gexp for CONFIG."
+ #~(begin
+ (use-modules (guix build utils))
+ (mkdir-p "/etc/zabbix")
+ (call-with-output-file "/etc/zabbix/maintenance.inc.php"
+ (lambda (port)
+ (display #$%maintenance.inc.php port)))
+ (copy-file #$(zabbix-front-end-config config)
+ "/etc/zabbix/zabbix.conf.php")))
+
+(define zabbix-front-end-service-type
+ (service-type
+ (name 'zabbix-front-end)
+ (extensions
+ (list (service-extension activation-service-type
+ zabbix-front-end-activation)
+ (service-extension nginx-service-type
+ zabbix-front-end-configuration-nginx)
+ ;; Make sure php-fpm is instantiated.
+ (service-extension php-fpm-service-type
+ (const #t))))
+ (default-value (zabbix-front-end-configuration))
+ (description
+ "Run the zabbix-front-end web interface, which allows users to interact
+with Zabbix server.")))
+
+(define (generate-zabbix-front-end-documentation)
+ (generate-documentation
+ `((zabbix-front-end-configuration
+ ,zabbix-front-end-configuration-fields))
+ 'zabbix-front-end-configuration))