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authorChristopher Baines <mail@cbaines.net>2018-07-13 20:39:46 +0100
committerChristopher Baines <mail@cbaines.net>2018-09-28 21:00:18 +0100
commit258a6d944ed891fa92fa87a16731e5dfe0bac477 (patch)
tree261e991dc3a86b11467339ce90eedd08d3d45520 /gnu/services
parent595af457aedb887c5fb4409f2fbaf4d23c059024 (diff)
services: Add Gitolite.
* gnu/services/version-control.scm (<gitolite-configuration>, <gitolite-rc-file>): New record types. (gitolite-accounts, gitolite-activation): New procedures. (gitolite-service-type): New variables. * gnu/tests/version-control.scm (%gitolite-test-admin-keypair, %gitolite-os, %test-gitolite): New variables. (run-gitolite-test): New procedure. * doc/guix.texi (Version Control): Document the gitolite service.
Diffstat (limited to 'gnu/services')
-rw-r--r--gnu/services/version-control.scm179
1 files changed, 178 insertions, 1 deletions
diff --git a/gnu/services/version-control.scm b/gnu/services/version-control.scm
index 58274c8bee..cc8cd22021 100644
--- a/gnu/services/version-control.scm
+++ b/gnu/services/version-control.scm
@@ -3,6 +3,7 @@
;;; Copyright © 2016 Sou Bunnbu <iyzsong@member.fsf.org>
;;; Copyright © 2017 Oleg Pykhalov <go.wigust@gmail.com>
;;; Copyright © 2017 Clément Lassieur <clement@lassieur.org>
+;;; Copyright © 2018 Christopher Baines <mail@cbaines.net>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -40,7 +41,23 @@
git-http-configuration
git-http-configuration?
- git-http-nginx-location-configuration))
+ git-http-nginx-location-configuration
+
+ <gitolite-configuration>
+ gitolite-configuration
+ gitolite-configuration-package
+ gitolite-configuration-user
+ gitolite-configuration-rc-file
+ gitolite-configuration-admin-pubkey
+
+ <gitolite-rc-file>
+ gitolite-rc-file
+ gitolite-rc-file-umask
+ gitolite-rc-file-git-config-keys
+ gitolite-rc-file-roles
+ gitolite-rc-file-enable
+
+ gitolite-service-type))
;;; Commentary:
;;;
@@ -197,3 +214,163 @@ access to exported repositories under @file{/srv/git}."
"")
(list "fastcgi_param GIT_PROJECT_ROOT " git-root ";")
"fastcgi_param PATH_INFO $1;"))))))
+
+
+;;;
+;;; Gitolite
+;;;
+
+(define-record-type* <gitolite-rc-file>
+ gitolite-rc-file make-gitolite-rc-file
+ gitolite-rc-file?
+ (umask gitolite-rc-file-umask
+ (default #o0077))
+ (git-config-keys gitolite-rc-file-git-config-keys
+ (default ""))
+ (roles gitolite-rc-file-roles
+ (default '(("READERS" . 1)
+ ("WRITERS" . 1))))
+ (enable gitolite-rc-file-enable
+ (default '("help"
+ "desc"
+ "info"
+ "perms"
+ "writable"
+ "ssh-authkeys"
+ "git-config"
+ "daemon"
+ "gitweb"))))
+
+(define-gexp-compiler (gitolite-rc-file-compiler
+ (file <gitolite-rc-file>) system target)
+ (match file
+ (($ <gitolite-rc-file> umask git-config-keys roles enable)
+ (apply text-file* "gitolite.rc"
+ `("%RC = (\n"
+ " UMASK => " ,(format #f "~4,'0o" umask) ",\n"
+ " GIT_CONFIG_KEYS => '" ,git-config-keys "',\n"
+ " ROLES => {\n"
+ ,@(map (match-lambda
+ ((role . value)
+ (simple-format #f " ~A => ~A,\n" role value)))
+ roles)
+ " },\n"
+ "\n"
+ " ENABLE => [\n"
+ ,@(map (lambda (value)
+ (simple-format #f " '~A',\n" value))
+ enable)
+ " ],\n"
+ ");\n"
+ "\n"
+ "1;\n")))))
+
+(define-record-type* <gitolite-configuration>
+ gitolite-configuration make-gitolite-configuration
+ gitolite-configuration?
+ (package gitolite-configuration-package
+ (default gitolite))
+ (user gitolite-configuration-user
+ (default "git"))
+ (group gitolite-configuration-group
+ (default "git"))
+ (home-directory gitolite-configuration-home-directory
+ (default "/var/lib/gitolite"))
+ (rc-file gitolite-configuration-rc-file
+ (default (gitolite-rc-file)))
+ (admin-pubkey gitolite-configuration-admin-pubkey))
+
+(define gitolite-accounts
+ (match-lambda
+ (($ <gitolite-configuration> package user group home-directory
+ rc-file admin-pubkey)
+ ;; User group and account to run Gitolite.
+ (list (user-group (name user) (system? #t))
+ (user-account
+ (name user)
+ (group group)
+ (system? #t)
+ (comment "Gitolite user")
+ (home-directory home-directory))))))
+
+(define gitolite-activation
+ (match-lambda
+ (($ <gitolite-configuration> package user group home
+ rc-file admin-pubkey)
+ #~(begin
+ (use-modules (ice-9 match)
+ (guix build utils))
+
+ (let* ((user-info (getpwnam #$user))
+ (admin-pubkey #$admin-pubkey)
+ (pubkey-file (string-append
+ #$home "/"
+ (basename
+ (strip-store-file-name admin-pubkey)))))
+
+ (simple-format #t "guix: gitolite: installing ~A\n" #$rc-file)
+ (copy-file #$rc-file #$(string-append home "/.gitolite.rc"))
+
+ ;; The key must be writable, so copy it from the store
+ (copy-file admin-pubkey pubkey-file)
+
+ (chmod pubkey-file #o500)
+ (chown pubkey-file
+ (passwd:uid user-info)
+ (passwd:gid user-info))
+
+ ;; Set the git configuration, to avoid gitolite trying to use
+ ;; the hostname command, as the network might not be up yet
+ (with-output-to-file #$(string-append home "/.gitconfig")
+ (lambda ()
+ (display "[user]
+ name = GNU Guix
+ email = guix@localhost
+")))
+ ;; Run Gitolite setup, as this updates the hooks and include the
+ ;; admin pubkey if specified. The admin pubkey is required for
+ ;; initial setup, and will replace the previous key if run after
+ ;; initial setup
+ (match (primitive-fork)
+ (0
+ ;; Exit with a non-zero status code if an exception is thrown.
+ (dynamic-wind
+ (const #t)
+ (lambda ()
+ (setenv "HOME" (passwd:dir user-info))
+ (setenv "USER" #$user)
+ (setgid (passwd:gid user-info))
+ (setuid (passwd:uid user-info))
+ (primitive-exit
+ (system* #$(file-append package "/bin/gitolite")
+ "setup"
+ "-m" "gitolite setup by GNU Guix"
+ "-pk" pubkey-file)))
+ (lambda ()
+ (primitive-exit 1))))
+ (pid (waitpid pid)))
+
+ (when (file-exists? pubkey-file)
+ (delete-file pubkey-file)))))))
+
+(define gitolite-service-type
+ (service-type
+ (name 'gitolite)
+ (extensions
+ (list (service-extension activation-service-type
+ gitolite-activation)
+ (service-extension account-service-type
+ gitolite-accounts)
+ (service-extension profile-service-type
+ ;; The Gitolite package in Guix uses
+ ;; gitolite-shell in the authorized_keys file, so
+ ;; gitolite-shell needs to be on the PATH for
+ ;; gitolite to work.
+ (lambda (config)
+ (list
+ (gitolite-configuration-package config))))))
+ (description
+ "Setup @command{gitolite}, a Git hosting tool providing access over SSH..
+By default, the @code{git} user is used, but this is configurable.
+Additionally, Gitolite can integrate with with tools like gitweb or cgit to
+provide a web interface to view selected repositories.")))