GNU bug report logs - #68073
[PATCH] Add config-file configuration option to dockerd

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From: Connor Clark <connor <at> psyleft.com>
To: 68073 <at> debbugs.gnu.org
Cc: Connor Clark <connor <at> psyleft.com>
Subject: [bug#68073] [PATCH v2] services: docker: Add config-file option.
Date: Thu, 28 Dec 2023 23:47:37 -0500

* gnu/services/docker.scm (docker-configuration)[config-file] Add file-like
field.
* doc/guix.texi (Docker Service): Add information about config-file.
---

Thanks for responding! This revision should fix the issues you raised. I added
documentation in guix.texi and revised the commit message to fit in with the
others. The tests file was a bit complex though, I couldn't figure out where I
would extend it if I wanted to :).

 doc/guix.texi           |  3 +++
 gnu/services/docker.scm | 12 +++++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index a9a9272c35..a9488ff4b5 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -39701,6 +39701,9 @@ This must be a list of strings where each string has the form
       "TMPDIR=/tmp/dockerd")
 @end lisp
 
+@item @code{config-file} (type: maybe-file-like)
+JSON configuration file pass to @command{dockerd}.
+
 @end table
 @end deftp
 
diff --git a/gnu/services/docker.scm b/gnu/services/docker.scm
index 72ef7d74db..4d32b96847 100644
--- a/gnu/services/docker.scm
+++ b/gnu/services/docker.scm
@@ -61,6 +61,8 @@ (define-module (gnu services docker)
             oci-container-service-type
             oci-container-shepherd-service))
 
+(define-maybe file-like)
+
 (define-configuration docker-configuration
   (docker
    (file-like docker)
@@ -87,6 +89,9 @@ (define-configuration docker-configuration
   (environment-variables
    (list '())
    "Environment variables to set for dockerd")
+  (config-file
+   (maybe-file-like)
+   "JSON configuration file to pass to dockerd")
   (no-serialization))
 
 (define %docker-accounts
@@ -131,7 +136,8 @@ (define (docker-shepherd-service config)
          (enable-iptables? (docker-configuration-enable-iptables? config))
          (environment-variables (docker-configuration-environment-variables config))
          (proxy (docker-configuration-proxy config))
-         (debug? (docker-configuration-debug? config)))
+         (debug? (docker-configuration-debug? config))
+         (config-file (docker-configuration-config-file config)))
     (shepherd-service
            (documentation "Docker daemon.")
            (provision '(dockerd))
@@ -144,6 +150,10 @@ (define (docker-shepherd-service config)
            (start #~(make-forkexec-constructor
                      (list (string-append #$docker "/bin/dockerd")
                            "-p" "/var/run/docker.pid"
+                           #$@(if (not (eq? config-file %unset-value))
+                                  (list #~(string-append
+                                           "--config-file=" #$config-file))
+                                  '())
                            #$@(if debug?
                                   '("--debug" "--log-level=debug")
                                   '())

base-commit: 5bd80ccd69047b1777749e24d4adf2c951b5d14b
-- 
2.41.0

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