services: Add MongoDB.
* gnu/services/databases.scm (%default-mongodb-configuration-file, %mongodb-accounts, mongodb-service-type): New variables. (<mongodb-configuration>): New record type. (mongodb-activation, mongodb-shepherd-service): New procedures. * gnu/tests/databases.scm (%test-mongodb): New variable. * doc/guix.texi (Database Services): Add MongoDB documentation.master
Christopher Baines
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6bbbca9073
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@ -12120,6 +12120,32 @@ Additional command line options to pass to @code{memcached}.
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@end table
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@end deftp
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@defvr {Scheme Variable} mongodb-service-type
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This is the service type for @uref{https://www.mongodb.com/, MongoDB}.
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The value for the service type is a @code{mongodb-configuration} object.
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@end defvr
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@example
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(service mongodb-service-type)
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@end example
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@deftp {Data Type} mongodb-configuration
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Data type representing the configuration of mongodb.
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@table @asis
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@item @code{mongodb} (default: @code{mongodb})
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The MongoDB package to use.
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@item @code{config-file} (default: @code{%default-mongodb-configuration-file})
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The configuration file for MongoDB.
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@item @code{data-directory} (default: @code{"/var/lib/mongodb"})
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This value is used to create the directory, so that it exists and is
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owned by the mongodb user. It should match the data-directory which
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MongoDB is configured to use through the configuration file.
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@end table
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@end deftp
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@defvr {Scheme Variable} redis-service-type
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This is the service type for the @uref{https://redis.io/, Redis}
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key/value store, whose value is a @code{redis-configuration} object.
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@ -44,6 +44,14 @@
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memcached-configuration-udp-port
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memcached-configuration-additional-options
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<mongodb-configuration>
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mongodb-configuration
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mongodb-configuration?
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mongodb-configuration-mongodb
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mongodb-configuration-config-file
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mongodb-configuration-data-directory
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mongodb-service-type
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mysql-service
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mysql-service-type
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mysql-configuration
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@ -262,6 +270,87 @@ and stores the database cluster in @var{data-directory}."
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(const %memcached-accounts))))
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(default-value (memcached-configuration))))
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;;;
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;;; MongoDB
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;;;
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(define %default-mongodb-configuration-file
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(plain-file
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"mongodb.yaml"
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"# GNU Guix: MongoDB default configuration file
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processManagement:
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pidFilePath: /var/run/mongodb/pid
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storage:
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dbPath: /var/lib/mongodb
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"))
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(define-record-type* <mongodb-configuration>
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mongodb-configuration make-mongodb-configuration
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mongodb-configuration?
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(mongodb mongodb-configuration-mongodb
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(default mongodb))
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(config-file mongodb-configuration-config-file
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(default %default-mongodb-configuration-file))
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(data-directory mongodb-configuration-data-directory
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(default "/var/lib/mongodb")))
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(define %mongodb-accounts
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(list (user-group (name "mongodb") (system? #t))
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(user-account
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(name "mongodb")
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(group "mongodb")
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(system? #t)
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(comment "Mongodb server user")
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(home-directory "/var/lib/mongodb")
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(shell (file-append shadow "/sbin/nologin")))))
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(define mongodb-activation
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(match-lambda
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(($ <mongodb-configuration> mongodb config-file data-directory)
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#~(begin
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(use-modules (guix build utils))
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(let ((user (getpwnam "mongodb")))
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(for-each
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(lambda (directory)
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(mkdir-p directory)
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(chown directory
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(passwd:uid user) (passwd:gid user)))
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'("/var/run/mongodb" #$data-directory)))))))
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(define mongodb-shepherd-service
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(match-lambda
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(($ <mongodb-configuration> mongodb config-file data-directory)
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(shepherd-service
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(provision '(mongodb))
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(documentation "Run the Mongodb daemon.")
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(requirement '(user-processes loopback))
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(start #~(make-forkexec-constructor
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`(,(string-append #$mongodb "/bin/mongod")
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"--config"
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,#$config-file)
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#:user "mongodb"
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#:group "mongodb"
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#:pid-file "/var/run/mongodb/pid"
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#:log-file "/var/log/mongodb.log"))
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(stop #~(make-kill-destructor))))))
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(define mongodb-service-type
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(service-type
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(name 'mongodb)
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(description "Run the MongoDB document database server.")
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(extensions
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(list (service-extension shepherd-root-service-type
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(compose list
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mongodb-shepherd-service))
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(service-extension activation-service-type
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mongodb-activation)
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(service-extension account-service-type
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(const %mongodb-accounts))))
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(default-value
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(mongodb-configuration))))
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;;;
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;;; MySQL.
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@ -25,9 +25,11 @@
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#:use-module (gnu services)
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#:use-module (gnu services databases)
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#:use-module (gnu services networking)
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#:use-module (gnu packages databases)
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#:use-module (guix gexp)
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#:use-module (guix store)
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#:export (%test-memcached))
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#:export (%test-memcached
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%test-mongodb))
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(define %memcached-os
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(simple-operating-system
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@ -121,3 +123,85 @@
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(name "memcached")
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(description "Connect to a running MEMCACHED server.")
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(value (run-memcached-test))))
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(define %mongodb-os
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(operating-system
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(inherit
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(simple-operating-system
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(dhcp-client-service)
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(service mongodb-service-type)))
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(packages (cons* mongodb
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%base-packages))))
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(define* (run-mongodb-test #:optional (port 27017))
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"Run tests in %MONGODB-OS, forwarding PORT."
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(define os
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(marionette-operating-system
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%mongodb-os
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#:imported-modules '((gnu services herd)
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(guix combinators))))
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(define vm
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(virtual-machine
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(operating-system os)
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(memory-size 1024)
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(disk-image-size (* 1024 (expt 2 20)))
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(port-forwardings `((27017 . ,port)))))
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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) (srfi srfi-64)
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(gnu build marionette)
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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 #$output)
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(test-begin "mongodb")
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(test-assert "service running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(match (start-service 'mongodb)
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(#f #f)
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(('service response-parts ...)
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(match (assq-ref response-parts 'running)
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((pid) (number? pid))))))
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marionette))
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(test-eq "test insert"
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0
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(system* (string-append #$mongodb "/bin/mongo")
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"test"
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"--eval"
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"db.testCollection.insert({data: 'test-data'})"))
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(test-equal "test find"
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"test-data"
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(let* ((port (open-pipe*
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OPEN_READ
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(string-append #$mongodb "/bin/mongo")
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"test"
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"--quiet"
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"--eval"
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"db.testCollection.findOne().data"))
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(output (read-line port))
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(status (close-pipe port)))
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output))
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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 "mongodb-test" test))
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(define %test-mongodb
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(system-test
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(name "mongodb")
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(description "Connect to a running MONGODB server.")
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(value (run-mongodb-test))))
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