From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:55976) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gda3e-0006Zo-PY for guix-patches@gnu.org; Sun, 30 Dec 2018 07:19:07 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gda3b-0000ya-GG for guix-patches@gnu.org; Sun, 30 Dec 2018 07:19:06 -0500 Received: from debbugs.gnu.org ([208.118.235.43]:40705) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gda3b-0000yG-Ca for guix-patches@gnu.org; Sun, 30 Dec 2018 07:19:03 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1gda3b-0006yk-5w for guix-patches@gnu.org; Sun, 30 Dec 2018 07:19:03 -0500 Subject: [bug#33893] [PATCH v4 3/4] services: Add docker. Resent-Message-ID: From: Danny Milosavljevic Date: Sun, 30 Dec 2018 13:17:53 +0100 Message-Id: <20181230121754.775-4-dannym@scratchpost.org> In-Reply-To: <20181230121754.775-1-dannym@scratchpost.org> References: <20181229013906.17705-1-dannym@scratchpost.org> <20181230121754.775-1-dannym@scratchpost.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+kyle=kyleam.com@gnu.org Sender: "Guix-patches" To: 33893@debbugs.gnu.org * gnu/services/docker.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add it. * doc/guix.texi (Miscellaneous Services): Document the service. --- doc/guix.texi | 10 +++++ gnu/local.mk | 1 + gnu/services/docker.scm | 93 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 104 insertions(+) create mode 100644 gnu/services/docker.scm diff --git a/doc/guix.texi b/doc/guix.texi index fcb5b8c08..b129b1bd1 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -22115,6 +22115,16 @@ The following is an example @code{dicod-service} configuration. %dicod-database:gcide)))) @end example +@cindex docker +@subsubheading Docker Service + +The @code{(gnu services docker)} module provides the following service. + +@defvr {Scheme Variable} docker-service-type + +This is a service that runs @url{http://www.docker.com,Docker}, a daemon that +provides container functionality. + @node Setuid Programs @subsection Setuid Programs diff --git a/gnu/local.mk b/gnu/local.mk index 925d955a6..f6c91dcc7 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -482,6 +482,7 @@ GNU_SYSTEM_MODULES = \ %D%/services/desktop.scm \ %D%/services/dict.scm \ %D%/services/dns.scm \ + %D%/services/docker.scm \ %D%/services/authentication.scm \ %D%/services/games.scm \ %D%/services/kerberos.scm \ diff --git a/gnu/services/docker.scm b/gnu/services/docker.scm new file mode 100644 index 000000000..19d7e598f --- /dev/null +++ b/gnu/services/docker.scm @@ -0,0 +1,93 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2018 Danny Milosavljevic +;;; +;;; 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 . + +(define-module (gnu services docker) + #:use-module (gnu services) + #:use-module (gnu services configuration) + #:use-module (gnu services base) + #:use-module (gnu services dbus) + #:use-module (gnu services shepherd) + #:use-module (gnu system shadow) + #:use-module (gnu packages docker) + #:use-module (guix records) + #:use-module (guix gexp) + #:use-module (guix packages) + + #:export (docker-configuration + docker-service-type)) + +(define-configuration docker-configuration + (docker + (package docker-engine) + "Docker daemon package.") + (containerd + (package containerd) + "containerd package.")) + +(define %docker-accounts + (list (user-group (name "docker") (system? #t)))) + +(define (%containerd-activation config) + (let ((state-dir "/var/lib/containerd")) + #~(begin + (use-modules (guix build utils)) + (mkdir-p #$state-dir)))) + +(define (%docker-activation config) + (%containerd-activation config) + (let ((state-dir "/var/lib/docker")) + #~(begin + (use-modules (guix build utils)) + (mkdir-p #$state-dir)))) + +;; TODO: Refactor out into its own module? How to depend on it then? +(define (containerd-shepherd-service config) + (let* ((package (docker-configuration-containerd config))) + (shepherd-service + (documentation "containerd daemon.") + (provision '(containerd)) + (start #~(make-forkexec-constructor + (list (string-append #$package "/bin/containerd")))) + (stop #~(make-kill-destructor))))) + +(define (docker-shepherd-service config) + (let* ((docker (docker-configuration-docker config))) + (shepherd-service + (documentation "Docker daemon.") + (provision '(dockerd)) + (requirement '(containerd)) + (start #~(make-forkexec-constructor + (list (string-append #$docker "/bin/dockerd") + "-p" "/var/run/docker.pid") + #:pid-file "/var/run/docker.pid" + #:log-file "/var/log/docker.log")) + (stop #~(make-kill-destructor))))) + +(define docker-service-type + (service-type (name 'docker) + (extensions + (list + (service-extension activation-service-type + %docker-activation) + (service-extension shepherd-root-service-type + (lambda args + (list (apply containerd-shepherd-service args) + (apply docker-shepherd-service args)))) + (service-extension account-service-type + (const %docker-accounts)))) + (default-value (docker-configuration))))