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Currently, if the postgresql package major version changes, this is going to break the service upon upgrade, because PostgreSQL will reject the data files from the differing major version of the service. Because it's important to either keep running a particular major version, or intentionally upgrade, I think the configuration would be better with no default. I think this is also going to be helpful when trying to assist users upgrading PostgreSQL. * gnu/services/databases.scm (<postgresql-configuration>): Remove default for postgresql. (postgresql-service-type): Remove the default value. * gnu/tests/databases.scm (%postgresql-os): Update accordingly. * gnu/tests/guix.scm (%guix-data-service-os): Update accordingly. * gnu/tests/monitoring.scm (%zabbix-os): Update accordingly. * gnu/tests/web.scm (patchwork-os): Update accordingly. * doc/guix.texi (PostgreSQL): Update accordingly.
335 lines
11 KiB
Scheme
335 lines
11 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2018 Gábor Boskovits <boskovits@gmail.com>
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;;; Copyright © 2018, 2019 Oleg Pykhalov <go.wigust@gmail.com>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu tests monitoring)
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#:use-module (gnu packages databases)
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#:use-module (gnu packages monitoring)
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#:use-module (gnu packages php)
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#:use-module (gnu services)
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#:use-module (gnu services monitoring)
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#:use-module (gnu services networking)
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#:use-module (gnu services databases)
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#:use-module (gnu services shepherd)
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#:use-module (gnu services web)
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#:use-module (gnu system vm)
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#:use-module (gnu system)
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#:use-module (gnu tests)
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#:use-module (guix gexp)
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#:export (%test-prometheus-node-exporter
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%test-zabbix))
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;;;
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;;; Prometheus Node Exporter
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;;;
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(define* (run-prometheus-node-exporter-server-test name test-os)
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"Run tests in %PROMETHEUS-NODE-EXPORTER-OS, which has prometheus-node-exporter running."
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(define os
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(marionette-operating-system
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test-os
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#:imported-modules '((gnu services herd))))
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(define vm
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(virtual-machine
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(operating-system os)
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(port-forwardings '((8080 . 9100)))))
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(define test
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(with-imported-modules '((gnu build marionette))
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#~(begin
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(use-modules (srfi srfi-11)
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(srfi srfi-64)
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(gnu build marionette)
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(web client)
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(web response))
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(define marionette
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(make-marionette (list #$vm)))
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(mkdir #$output)
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(chdir #$output)
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(test-begin #$name)
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(test-assert "prometheus-node-exporter running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(match (start-service 'prometheus-node-exporter)
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(#f #f)
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(('service response-parts ...)
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(match (assq-ref response-parts 'running)
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((pid) (number? pid))))))
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marionette))
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(test-equal "http-get"
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200
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(begin
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(wait-for-tcp-port 9100 marionette)
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(let-values (((response text)
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(http-get "http://localhost:8080")))
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(response-code response))))
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(test-end)
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(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
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(gexp->derivation (string-append name "-test") test))
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(define %prometheus-node-exporter-os
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(simple-operating-system
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(service dhcp-client-service-type)
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(service prometheus-node-exporter-service-type
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(prometheus-node-exporter-configuration))))
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(define %test-prometheus-node-exporter
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(system-test
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(name "prometheus-node-exporter")
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(description "Connect to a running prometheus-node-exporter server.")
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(value (run-prometheus-node-exporter-server-test
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name %prometheus-node-exporter-os))))
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;;;
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;;; Zabbix
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;;;
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(define %psql-user-create-zabbix
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"\
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sudo -u postgres psql <<< \"create user zabbix password 'zabbix';\"
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")
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(define %psql-db-zabbix-create-script
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"\
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sudo -u postgres psql --no-align <<< \\\\du
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")
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(define %psql-db-create-zabbix
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"\
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sudo -u postgres createdb -O zabbix -E Unicode -T template0 zabbix
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")
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(define %psql-db-import-zabbix
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#~(format #f "\
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cat ~a | sudo -u zabbix psql zabbix;
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cat ~a | sudo -u zabbix psql zabbix;
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cat ~a | sudo -u zabbix psql zabbix;
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"
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(string-append #$zabbix-server:schema
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"/database/postgresql/schema.sql")
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(string-append #$zabbix-server:schema
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"/database/postgresql/images.sql")
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(string-append #$zabbix-server:schema
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"/database/postgresql/data.sql")))
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(define* (run-zabbix-server-test name test-os)
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"Run tests in %ZABBIX-OS, which has zabbix running."
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(define os
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(marionette-operating-system
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test-os
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#:imported-modules '((gnu services herd))))
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(define vm
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(virtual-machine
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(operating-system os)
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(port-forwardings '((8080 . 80)))
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(memory-size 1024)))
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(define test
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(with-imported-modules '((gnu build marionette))
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#~(begin
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(use-modules (srfi srfi-11)
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(srfi srfi-64)
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(gnu build marionette)
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(web client)
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(web response)
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(ice-9 popen)
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(ice-9 rdelim))
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(define marionette
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(make-marionette (list #$vm)))
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(mkdir #$output)
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(chdir #$output)
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(test-begin #$name)
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;; XXX: Shepherd reads the config file *before* binding its control
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;; socket, so /var/run/shepherd/socket might not exist yet when the
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;; 'marionette' service is started.
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(test-assert "shepherd socket ready"
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(marionette-eval
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`(begin
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(use-modules (gnu services herd))
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(let loop ((i 10))
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(cond ((file-exists? (%shepherd-socket-file))
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#t)
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((> i 0)
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(sleep 1)
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(loop (- i 1)))
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(else
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'failure))))
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marionette))
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(test-assert "postgres service running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(start-service 'postgres))
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marionette))
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;; Add /run/setuid-programs to $PATH so that the scripts passed to
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;; 'system' can find 'sudo'.
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(marionette-eval
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'(setenv "PATH"
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"/run/setuid-programs:/run/current-system/profile/bin")
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marionette)
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(test-eq "postgres create zabbix user"
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0
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(marionette-eval '(begin (system #$%psql-user-create-zabbix))
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marionette))
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(test-equal "postgres find zabbix user"
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"List of roles
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Role name|Attributes|Member of
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postgres|Superuser, Create role, Create DB, Replication, Bypass RLS|{}
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zabbix||{}
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"
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(marionette-eval
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'(begin (let* ((port (open-pipe #$%psql-db-zabbix-create-script
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OPEN_READ))
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(output (read-string port))
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(status (close-pipe port)))
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output))
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marionette))
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(test-eq "postgres create zabbix db"
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0
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(marionette-eval '(begin (system #$%psql-db-create-zabbix))
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marionette))
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(test-eq "postgres import zabbix db"
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0
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(marionette-eval '(begin (system #$%psql-db-import-zabbix))
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marionette))
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;; Wait for zabbix-server to be up and running.
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(test-assert "zabbix-server running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(start-service 'zabbix-server))
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marionette))
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;; Make sure the PID file is created.
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(test-assert "zabbix-server PID file"
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(marionette-eval
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'(file-exists? "/var/run/zabbix/zabbix_server.pid")
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marionette))
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;; Wait for zabbix-agent to be up and running.
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(test-assert "zabbix-agent running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(start-service 'zabbix-agent))
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marionette))
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;; Make sure the PID file is created.
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(test-assert "zabbix-agent PID file"
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(marionette-eval
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'(file-exists? "/var/run/zabbix/zabbix_agent.pid")
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marionette))
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;; Wait for php-fpm to be up and running.
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(test-assert "php-fpm running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(start-service 'php-fpm))
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marionette))
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;; Wait for nginx to be up and running.
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(test-assert "nginx running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(start-service 'nginx))
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marionette))
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;; Make sure the PID file is created.
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(test-assert "nginx PID file"
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(marionette-eval
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'(file-exists? "/var/run/nginx/pid")
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marionette))
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;; Make sure we can access pages that correspond to our Zabbix instance.
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(letrec-syntax ((test-url
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(syntax-rules ()
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((_ path code)
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(test-equal (string-append "GET " path)
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code
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(let-values (((response body)
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(http-get (string-append
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"http://localhost:8080"
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path))))
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(response-code response))))
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((_ path)
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(test-url path 200)))))
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(test-url "/")
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(test-url "/does-not-exist" 404))
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(test-end)
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(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
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(gexp->derivation (string-append name "-test") test))
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(define %zabbix-os
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;; Return operating system under test.
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(let ((base-os
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(simple-operating-system
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(service dhcp-client-service-type)
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(service postgresql-service-type
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(postgresql-configuration
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(postgresql postgresql-10)))
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(service zabbix-front-end-service-type
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(zabbix-front-end-configuration
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(db-password "zabbix")))
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(service php-fpm-service-type
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(php-fpm-configuration
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(timezone "Europe/Paris")))
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(service zabbix-server-service-type
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(zabbix-server-configuration
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(db-password "zabbix")
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(log-type "console")))
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(service zabbix-agent-service-type))))
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(operating-system
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(inherit base-os)
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(packages (cons* postgresql (operating-system-packages base-os))))))
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(define %test-zabbix
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(system-test
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(name "zabbix")
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(description "Connect to a running Zabbix")
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(value (run-zabbix-server-test name %zabbix-os))))
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