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guix/gnu/tests/databases.scm

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
;;; Copyright © 2020, 2022 Marius Bakke <marius@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu tests databases)
#:use-module (gnu tests)
#:use-module (gnu system)
#:use-module (gnu system file-systems)
#:use-module (gnu system shadow)
#:use-module (gnu system vm)
#:use-module (gnu services)
#:use-module (gnu services databases)
#:use-module (gnu services networking)
#:use-module (gnu packages databases)
#:use-module (guix gexp)
#:use-module (guix store)
#:use-module (srfi srfi-1)
#:export (%test-memcached
%test-postgresql
%test-timescaledb
%test-mysql))
;;;
;;; The Memcached service.
;;;
(define %memcached-os
(simple-operating-system
(service dhcp-client-service-type)
(service memcached-service-type)))
(define* (run-memcached-test #:optional (port 11211))
"Run tests in %MEMCACHED-OS, forwarding PORT."
(define os
(marionette-operating-system
%memcached-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(port-forwardings `((11211 . ,port)))))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-11) (srfi srfi-64)
(gnu build marionette)
(ice-9 rdelim))
(define marionette
(make-marionette (list #$vm)))
(test-runner-current (system-test-runner #$output))
(test-begin "memcached")
;; Wait for memcached to be up and running.
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(match (start-service 'memcached)
(#f #f)
(('service response-parts ...)
(match (assq-ref response-parts 'running)
((pid) (number? pid))))))
marionette))
(let* ((ai (car (getaddrinfo "localhost"
#$(number->string port))))
(s (socket (addrinfo:fam ai)
(addrinfo:socktype ai)
(addrinfo:protocol ai)))
(key "testkey")
(value "guix"))
(connect s (addrinfo:addr ai))
(test-equal "set"
"STORED\r"
(begin
(simple-format s "set ~A 0 60 ~A\r\n~A\r\n"
key
(string-length value)
value)
(read-line s)))
(test-equal "get"
(simple-format #f "VALUE ~A 0 ~A\r~A\r"
key
(string-length value)
value)
(begin
(simple-format s "get ~A\r\n" key)
(string-append
(read-line s)
(read-line s))))
(close-port s))
;; There should be a log file in here.
(test-assert "log file"
(marionette-eval
'(file-exists? "/var/log/memcached")
marionette))
(test-end))))
(gexp->derivation "memcached-test" test))
(define %test-memcached
(system-test
(name "memcached")
(description "Connect to a running MEMCACHED server.")
(value (run-memcached-test))))
;;;
;;; The PostgreSQL service.
;;;
(define %postgresql-log-directory
"/var/log/postgresql")
(define %role-log-file
"/var/log/postgresql_roles.log")
(define %postgresql-os
(simple-operating-system
(service postgresql-service-type
(postgresql-configuration
(postgresql postgresql)
(config-file
(postgresql-config-file
(extra-config
'(("session_preload_libraries" "auto_explain")
("random_page_cost" 2)
("auto_explain.log_min_duration" "100 ms")
("work_mem" "500 MB")
("debug_print_plan" #t)))))))
(service postgresql-role-service-type
(postgresql-role-configuration
(roles
(list (postgresql-role
(name "root")
(create-database? #t))))))))
(define (run-postgresql-test)
"Run tests in %POSTGRESQL-OS."
(define os
(marionette-operating-system
%postgresql-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(memory-size 512)))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-64)
(gnu build marionette))
(define marionette
(make-marionette (list #$vm)))
(test-runner-current (system-test-runner #$output))
(test-begin "postgresql")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'postgres))
marionette))
(test-assert "log-file"
(marionette-eval
'(begin
(use-modules (ice-9 ftw)
(ice-9 match))
(current-output-port
(open-file "/dev/console" "w0"))
(let ((server-log-file
(string-append #$%postgresql-log-directory
"/pg_ctl.log")))
(and (file-exists? server-log-file)
(display
(call-with-input-file server-log-file
get-string-all)))
#t))
marionette))
(test-assert "database ready"
(begin
(marionette-eval
'(begin
(let loop ((i 10))
(unless (or (zero? i)
(and (file-exists? #$%role-log-file)
(string-contains
(call-with-input-file #$%role-log-file
get-string-all)
";\nCREATE DATABASE")))
(sleep 1)
(loop (- i 1)))))
marionette)))
(test-assert "database creation"
(marionette-eval
'(begin
(use-modules (gnu services herd)
(ice-9 popen))
(current-output-port
(open-file "/dev/console" "w0"))
(let* ((port (open-pipe*
OPEN_READ
#$(file-append postgresql "/bin/psql")
"-tA" "-c" "SELECT 1 FROM pg_database WHERE
datname='root'"))
(output (get-string-all port)))
(close-pipe port)
(string-contains output "1")))
marionette))
(test-end))))
(gexp->derivation "postgresql-test" test))
(define %test-postgresql
(system-test
(name "postgresql")
(description "Start the PostgreSQL service.")
(value (run-postgresql-test))))
;; Test TimescaleDB, a PostgreSQL extension.
(define %timescaledb-os
(let* ((postgresql-services (operating-system-services %postgresql-os))
(postgresql-service-configuration
(service-value (find (lambda (svc)
(eq? (service-kind svc) postgresql-service-type))
postgresql-services)))
(postgresql-role-service-configuration
(service-value (find (lambda (svc)
(eq? (service-kind svc)
postgresql-role-service-type))
postgresql-services))))
(simple-operating-system
(service postgresql-service-type
(postgresql-configuration
(inherit postgresql-service-configuration)
(extension-packages (list timescaledb))
(config-file
(postgresql-config-file
(inherit (postgresql-configuration-file
postgresql-service-configuration))
(extra-config
(append '(("shared_preload_libraries" "timescaledb"))
(postgresql-config-file-extra-config
(postgresql-configuration-file
postgresql-service-configuration))))))))
(service postgresql-role-service-type
(postgresql-role-configuration
(inherit postgresql-role-service-configuration))))))
(define (run-timescaledb-test)
"Run tests in %TIMESCALEDB-OS."
(define os
(marionette-operating-system
%timescaledb-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(memory-size 512)))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-64)
(gnu build marionette))
(define marionette
(make-marionette (list #$vm)))
(test-runner-current (system-test-runner #$output))
(test-begin "timescaledb")
(test-assert "PostgreSQL running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'postgres))
marionette))
(test-assert "database ready"
(begin
(marionette-eval
'(begin
(let loop ((i 10))
(unless (or (zero? i)
(and (file-exists? #$%role-log-file)
(string-contains
(call-with-input-file #$%role-log-file
get-string-all)
";\nCREATE DATABASE")))
(sleep 1)
(loop (- i 1)))))
marionette)))
(test-assert "database creation"
(marionette-eval
'(begin
(current-output-port
(open-file "/dev/console" "w0"))
(invoke #$(file-append postgresql "/bin/psql")
"-tA" "-c" "CREATE DATABASE test"))
marionette))
(test-assert "load extension"
(marionette-eval
'(begin
(current-output-port (open-file "/dev/console" "w0"))
;; Capture stderr for the next test.
(current-error-port (open-file "timescaledb.stderr" "w0"))
(invoke #$(file-append postgresql "/bin/psql")
"-tA" "-c" "CREATE EXTENSION timescaledb"
"test"))
marionette))
(test-assert "telemetry is disabled"
(marionette-eval
'(begin
(string-contains (call-with-input-file "timescaledb.stderr"
(lambda (port)
(get-string-all port)))
"Please enable telemetry"))
marionette))
(test-assert "create hypertable"
(marionette-eval
'(begin
(current-output-port (open-file "/dev/console" "w0"))
(invoke #$(file-append postgresql "/bin/psql")
"-tA" "-c" "CREATE TABLE ht (
time TIMESTAMP NOT NULL,
data double PRECISION NULL
)"
"test")
(invoke #$(file-append postgresql "/bin/psql")
"-tA" "-c" "SELECT create_hypertable('ht','time')"
"test"))
marionette))
(test-end))))
(gexp->derivation "timescaledb-test" test))
(define %test-timescaledb
(system-test
(name "timescaledb")
(description "Test the TimescaleDB PostgreSQL extension.")
(value (run-timescaledb-test))))
;;;
;;; The MySQL service.
;;;
(define %mysql-os
(simple-operating-system
(service mysql-service-type)))
(define* (run-mysql-test)
"Run tests in %MYSQL-OS."
(define os
(marionette-operating-system
%mysql-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(memory-size 512)))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-11) (srfi srfi-64)
(gnu build marionette))
(define marionette
(make-marionette (list #$vm)))
(test-runner-current (system-test-runner #$output))
(test-begin "mysql")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(match (start-service 'mysql)
(#f #f)
(('service response-parts ...)
(match (assq-ref response-parts 'running)
((pid) (number? pid))))))
marionette))
(test-assert "mysql_upgrade completed"
(wait-for-file "/var/lib/mysql/mysql_upgrade_info" marionette))
(test-assert "socket is ready"
(wait-for-unix-socket "/run/mysqld/mysqld.sock" marionette))
(test-eq "create database"
0
(marionette-eval
'(begin
(system* #$(file-append mariadb "/bin/mysql")
"-e" "CREATE DATABASE guix;"))
marionette))
(test-eq "create table"
0
(marionette-eval
'(begin
(system*
#$(file-append mariadb "/bin/mysql") "guix"
"-e" "CREATE TABLE facts (id INT, data VARCHAR(12));"))
marionette))
(test-eq "insert data"
0
(marionette-eval
'(begin
(system* #$(file-append mariadb "/bin/mysql") "guix"
"-e" "INSERT INTO facts VALUES (1, 'awesome')"))
marionette))
(test-equal "retrieve data"
"awesome\n"
(marionette-eval
'(begin
(use-modules (ice-9 popen))
(let* ((port (open-pipe*
OPEN_READ
#$(file-append mariadb "/bin/mysql") "guix"
"-NB" "-e" "SELECT data FROM facts WHERE id=1;"))
(output (get-string-all port)))
(close-pipe port)
output))
marionette))
(test-end))))
(gexp->derivation "mysql-test" test))
(define %test-mysql
(system-test
(name "mysql")
(description "Start the MySQL service.")
(value (run-mysql-test))))