GNU bug report logs - #69692
[PATCH] gnu: Add home-jellyfin-mpv-shim-service-type.

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Package: guix-patches;

Reported by: Ian Eure <ian <at> retrospec.tv>

Date: Sun, 10 Mar 2024 05:26:02 UTC

Severity: normal

Tags: patch

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Report forwarded to , guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Sun, 10 Mar 2024 05:26:02 GMT) Full text and rfc822 format available.

Acknowledgement sent to Ian Eure <ian <at> retrospec.tv>:
New bug report received and forwarded. Copy sent to , guix-patches <at> gnu.org. (Sun, 10 Mar 2024 05:26:02 GMT) Full text and rfc822 format available.

Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: guix-patches <at> gnu.org
Cc: Ian Eure <ian <at> retrospec.tv>
Subject: [PATCH] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Sat,  9 Mar 2024 21:24:26 -0800
Split off from 67120.

* gnu/home/services/media.scm (home-jellyfin-mpv-shim-service-type): New variable.
* doc/guix.texi (Jellyfin Services): New section.
* doc/guix.texi (Kodi Services): Add subheading.

Change-Id: I037ab0602214fdaa1b032be51ff98ecf6b7ee16c
---
 doc/guix.texi               | 19 +++++++++++++++++
 gnu/home/services/media.scm | 42 +++++++++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+)

diff --git a/doc/guix.texi b/doc/guix.texi
index 858d5751bf..8a3aead56a 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -46383,6 +46383,8 @@ Media Home Services
 @subsection Media Home Services
 
 @cindex kodi
+@subsubheading Kodi Services
+
 The @uref{https://kodi.tv, Kodi media center} can be run as a daemon on
 a media server.  With the @code{(gnu home services kodi)} service, you
 can configure Kodi to run upon login.
@@ -46415,6 +46417,23 @@ Media Home Services
 @end table
 @end deftp
 
+@cindex jellyfin
+@subsubheading Jellyfin Services
+
+The @code{home-jellyfin-mpv-shim-service-type} in the @code{(gnu home services media)} module runs a cast client for the @uref{https://jellyfin.org/, Jellyfin} media system.
+
+To enable, add this to your home services:
+
+@lisp
+(service home-jellyfin-mpv-shim-service-type #f)
+@end lisp
+
+The service only starts if @code{jellyfin-mpv-shim} has been configured with a remote server and credentials.  This must be done manually, by launching @code{jellyfin-mpv-shim}.  After configuring the server, the service will start automatically when you log in.
+
+@defvar home-jellyfin-mpv-shim-service-type
+The type of the Jellyfin MPV Shim service.
+@end defvar
+
 @node Networking Home Services
 @subsection Networking Home Services
 
diff --git a/gnu/home/services/media.scm b/gnu/home/services/media.scm
index c6454dfe15..a7fcf75b06 100644
--- a/gnu/home/services/media.scm
+++ b/gnu/home/services/media.scm
@@ -19,8 +19,10 @@
 (define-module (gnu home services media)
   #:use-module (srfi srfi-26)
   #:use-module (gnu home services)
+  #:use-module (gnu home services desktop)
   #:use-module (gnu home services shepherd)
   #:use-module (gnu packages kodi)
+  #:use-module (gnu packages video)
   #:use-module (gnu services configuration)
   #:use-module (gnu services shepherd)
   #:use-module (guix records)
@@ -66,3 +68,43 @@ (define home-kodi-service-type
    (description
     "Install and configure the Kodi media center so that it runs as a Shepherd
 service.")))
+
+(define (jellyfin-mpv-shim-shepherd-service _ignore)
+  (list (shepherd-service
+         (documentation "Jellyfin MPV Shim.")
+         (provision '(jellyfin-mpv-shim jellyfin-client))
+
+         ;; Depend on 'x11-display', which sets 'DISPLAY' if an X11 server is
+         ;; available, and fails to start otherwise.
+         (requirement '(x11-display))
+
+         (modules '((srfi srfi-1)
+                    (srfi srfi-26)
+                    (srfi srfi-98)))
+         (start #~(lambda _
+                    ;; Only start if a server has been configured.
+                    (if (file-exists?
+                         (string-append
+                          (get-environment-variable "XDG_CONFIG_HOME")
+                          "/jellyfin-mpv-shim/cred.json"))
+                        (fork+exec-command
+                         (list #$(file-append jellyfin-mpv-shim "/bin/jellyfin-mpv-shim"))
+
+                         ;; Inherit the 'DISPLAY' variable set by 'x11-display'.
+                         #:environment-variables
+                         (cons (string-append "DISPLAY=" (getenv "DISPLAY"))
+                               (remove (cut string-prefix? "DISPLAY=" <>)
+                                       (default-environment-variables))))
+                        #f)))
+         (stop #~(make-kill-destructor)))))
+
+(define-public home-jellyfin-mpv-shim-service-type
+  (service-type
+   (name 'home-jellyfin-mpv-shim)
+   (extensions (list (service-extension home-shepherd-service-type
+                                        jellyfin-mpv-shim-shepherd-service)
+                     ;; Ensure 'home-x11-service-type' is instantiated so we
+                     ;; can depend on the Shepherd 'x11-display' service.
+                     (service-extension home-x11-service-type
+                                        (const #t))))
+   (description "Run Jellyfin MPV Shim.")))

base-commit: 7758e63f7a89f53fbb7c7a265ae472af0a8dfab0
-- 
2.41.0





Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Mon, 18 Mar 2024 22:16:02 GMT) Full text and rfc822 format available.

Message #8 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Skyler Ferris <skyvine <at> protonmail.com>
To: Ian Eure <ian <at> retrospec.tv>, 69692 <at> debbugs.gnu.org
Subject: Re: [bug#69692] [PATCH] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Mon, 18 Mar 2024 22:14:08 +0000
[Message part 1 (text/plain, inline)]
Hi Ian,

I don't have the setup required to try running this service but 2 things stand out to me when reading through it.

On 3/9/24 21:24, Ian Eure wrote:

> +To enable, add this to your home services:
> +
> +@lisp
> +(service home-jellyfin-mpv-shim-service-type #f)
> +@end lisp

You can add a default-value field to the service definition like so:

(define-public home-jellyfin-mpv-shim-service-type
  (service-type
   (name 'home-jellyfin-mpv-shim)
   (default-value #f)
   (extensions (list (service-extension home-shepherd-service-type
                                        jellyfin-mpv-shim-shepherd-service)
                     ;; Ensure 'home-x11-service-type' is instantiated so we
                     ;; can depend on the Shepherd 'x11-display' service.
                     (service-extension home-x11-service-type
                                        (const #t))))
   (description "Run Jellyfin MPV Shim.")))

Then, users can simply use (service home-jellyfish-mpv-shim-service-type) without having to specify #f manually And if the service ever changes in the future and this value becomes useful then you can provide a reasonable default without requiring users to change their code. (https://guix.gnu.org/manual/en/html_node/Service-Reference.html)

> +
> +The service only starts if @code{jellyfin-mpv-shim} has been configured with a remote server and credentials.  This must be done manually, by launching @code{jellyfin-mpv-shim}.  After configuring the server, the service will start automatically when you log in.

Would it make sense to launch this program automatically if it is not configured? Presumably if someone adds the service then they want to configure a server. The value passed to the service could be used to specify whether or not the program should automatically launch so that users who do not want this behavior can disable it (note that if you decide to implement this then the configuration value should be an instance of a new structure defined to store configuration for this service, not a simple boolean; again, this makes things easier in the future so that if you want to add more fields pre-existing code will still work).

Regards,
Skyler
[Message part 2 (text/html, inline)]

Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Thu, 16 May 2024 01:50:02 GMT) Full text and rfc822 format available.

Message #11 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: Skyler Ferris <skyvine <at> protonmail.com>
Cc: 69692 <at> debbugs.gnu.org
Subject: Re: [bug#69692] [PATCH] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Wed, 15 May 2024 18:27:58 -0700
Hi Skyler,

Sorry for the extremely delayed response here.

Skyler Ferris <skyvine <at> protonmail.com> writes:

> Hi Ian,
>
> I don't have the setup required to try running this service but 
> 2 things stand out to me when reading through it.
>
> On 3/9/24 21:24, Ian Eure wrote:
>
>  +To enable, add this to your home services:
> +
> +@lisp
> +(service home-jellyfin-mpv-shim-service-type #f)
> +@end lisp
>
> You can add a default-value field to the service definition like 
> so:
>
> (define-public home-jellyfin-mpv-shim-service-type
>   (service-type
>    (name 'home-jellyfin-mpv-shim)
>    (default-value #f)
>    (extensions (list (service-extension 
>    home-shepherd-service-type
>                                         jellyfin-mpv-shim-shepherd-service)
>                      ;; Ensure 'home-x11-service-type' is 
>                      instantiated so we
>                      ;; can depend on the Shepherd 'x11-display' 
>                      service.
>                      (service-extension home-x11-service-type
>                                         (const #t))))
>    (description "Run Jellyfin MPV Shim.")))
> Then, users can simply use (service 
> home-jellyfish-mpv-shim-service-type) without having to specify 
> #f manually And if the
> service ever changes in the future and this value becomes useful 
> then you can provide a reasonable default without requiring
> users to change their 
> code. (https://guix.gnu.org/manual/en/html_node/Service-Reference.html)
>

Thank you for the suggestion, I’ll incorporate it and send a 
revised patch after we’re in agreement on the launch behavior.

>  +
> +The service only starts if @code{jellyfin-mpv-shim} has been 
> configured with a remote server and credentials.  This must be 
> done manually, by launching @code{jellyfin-mpv-shim}.  After 
> configuring the server, the service will start automatically 
> when you log in.
>
> Would it make sense to launch this program automatically if it 
> is not configured?
>

I don’t think it would.  When it launches in an unconfigured 
state, you get a very generic "Server Configuration" window, with 
no icon or indication what server you’re configuring, or what for. 
It makes perfect sense if you run the program and that window 
appears, and not much sense at all if it just happens when you log 
in.


> Presumably if someone adds the service then they want to 
> configure a server.

Agreed.  However, configuring the server is a manual action, and 
it doesn’t feel burdensome to manually run the program to do it. 
There isn’t a good way to configure the remote server 
declaratively, since this process involves exchanging a username 
and password for an authentication token, which must be done over 
the network.  You probably wouldn’t want to commit your auth token 
to a repo containing your home configuration, and Guix has no 
facility for securely handling things like this.  So it has to be 
done by hand.


> The value passed to the service could be used to specify whether 
> or not the program should automatically launch so that users who 
> do not want this behavior can disable it (note that if you 
> decide to implement this then the configuration value should be 
> an instance of a new structure defined to store configuration 
> for this service, not a simple boolean; again, this makes things 
> easier in the future so that if you want to add more fields 
> pre-existing code will still work).
>

Making auto-launch configurable doesn’t seem like a good idea to 
me.  It would only ever apply to the very first launch, and 
wouldn’t significantly change the bounds of the problem.  If the 
default is to launch unconfigured, you get the confusing behavior 
I want to avoid.  If the default is to not launch unconfigured, I 
don’t think anyone would ever change that setting -- it’s be much 
easier to launch the program than to change the setting and `guix 
home reconfigure'.

Thanks,

 — Ian




Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Thu, 22 Aug 2024 15:01:01 GMT) Full text and rfc822 format available.

Message #14 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: Skyler Ferris <skyvine <at> protonmail.com>
Cc: 69692 <at> debbugs.gnu.org
Subject: Re: [bug#69692] [PATCH] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Thu, 22 Aug 2024 07:57:28 -0700
Hi Skyler,

Did you have any other thoughts or feedback on this patch?  I’d 
like to see this in Guix proper.

Thanks,

 — Ian

Ian Eure <ian <at> retrospec.tv> writes:

> Hi Skyler,
>
> Sorry for the extremely delayed response here.
>
> Skyler Ferris <skyvine <at> protonmail.com> writes:
>
>> Hi Ian,
>>
>> I don't have the setup required to try running this service but 
>> 2
>> things stand out to me when reading through it.
>>
>> On 3/9/24 21:24, Ian Eure wrote:
>>
>>  +To enable, add this to your home services:
>> +
>> +@lisp
>> +(service home-jellyfin-mpv-shim-service-type #f)
>> +@end lisp
>>
>> You can add a default-value field to the service definition 
>> like so:
>>
>> (define-public home-jellyfin-mpv-shim-service-type
>>   (service-type
>>    (name 'home-jellyfin-mpv-shim)
>>    (default-value #f)
>>    (extensions (list (service-extension
>> home-shepherd-service-type
>>                                         jellyfin-mpv-shim-shepherd-service)
>>                      ;; Ensure 'home-x11-service-type' is
>> instantiated so we
>>                      ;; can depend on the Shepherd 
>>                      'x11-display'
>> service.
>>                      (service-extension home-x11-service-type
>>                                         (const #t))))
>>    (description "Run Jellyfin MPV Shim.")))
>> Then, users can simply use (service
>> home-jellyfish-mpv-shim-service-type) without having to specify 
>> #f
>> manually And if the
>> service ever changes in the future and this value becomes 
>> useful
>> then you can provide a reasonable default without requiring
>> users to change their
>> code. (https://guix.gnu.org/manual/en/html_node/Service-Reference.html)
>>
>
> Thank you for the suggestion, I’ll incorporate it and send a 
> revised
> patch after we’re in agreement on the launch behavior.
>
>>  +
>> +The service only starts if @code{jellyfin-mpv-shim} has been
>> configured with a remote server and credentials.  This must be 
>> done
>> manually, by launching @code{jellyfin-mpv-shim}.  After 
>> configuring
>> the server, the service will start automatically when you log 
>> in.
>>
>> Would it make sense to launch this program automatically if it 
>> is
>> not configured?
>>
>
> I don’t think it would.  When it launches in an unconfigured 
> state,
> you get a very generic "Server Configuration" window, with no 
> icon or
> indication what server you’re configuring, or what for. It makes
> perfect sense if you run the program and that window appears, 
> and not
> much sense at all if it just happens when you log in.
>
>
>> Presumably if someone adds the service then they want to 
>> configure a
>> server.
>
> Agreed.  However, configuring the server is a manual action, and 
> it
> doesn’t feel burdensome to manually run the program to do 
> it. There
> isn’t a good way to configure the remote server declaratively, 
> since
> this process involves exchanging a username and password for an
> authentication token, which must be done over the network.  You
> probably wouldn’t want to commit your auth token to a repo 
> containing
> your home configuration, and Guix has no facility for securely
> handling things like this.  So it has to be done by hand.
>
>
>> The value passed to the service could be used to specify 
>> whether or
>> not the program should automatically launch so that users who 
>> do not
>> want this behavior can disable it (note that if you decide to
>> implement this then the configuration value should be an 
>> instance of
>> a new structure defined to store configuration for this 
>> service, not
>> a simple boolean; again, this makes things easier in the future 
>> so
>> that if you want to add more fields pre-existing code will 
>> still
>> work).
>>
>
> Making auto-launch configurable doesn’t seem like a good idea to 
> me.
> It would only ever apply to the very first launch, and wouldn’t
> significantly change the bounds of the problem.  If the default 
> is to
> launch unconfigured, you get the confusing behavior I want to 
> avoid.
> If the default is to not launch unconfigured, I don’t think 
> anyone
> would ever change that setting -- it’s be much easier to launch 
> the
> program than to change the setting and `guix home reconfigure'.
>
> Thanks,
>
>  — Ian





Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Sun, 08 Sep 2024 23:11:02 GMT) Full text and rfc822 format available.

Message #17 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: 69692 <at> debbugs.gnu.org
Cc: Ian Eure <ian <at> retrospec.tv>
Subject: [PATCH v2 0/1] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Sun,  8 Sep 2024 16:10:19 -0700
Refreshed patch, rebased onto current master.

Ian Eure (1):
  gnu: Add home-jellyfin-mpv-shim-service-type.

 doc/guix.texi               | 19 +++++++++++++++++
 gnu/home/services/media.scm | 42 +++++++++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+)

-- 
2.45.2





Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Sun, 08 Sep 2024 23:11:02 GMT) Full text and rfc822 format available.

Message #20 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: 69692 <at> debbugs.gnu.org
Cc: Ian Eure <ian <at> retrospec.tv>
Subject: [PATCH v2 1/1] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Sun,  8 Sep 2024 16:10:20 -0700
* gnu/home/services/media.scm (home-jellyfin-mpv-shim-service-type): New variable.
* doc/guix.texi (Jellyfin Services): New section.
* doc/guix.texi (Kodi Services): Add subheading.

Change-Id: I037ab0602214fdaa1b032be51ff98ecf6b7ee16c
---
 doc/guix.texi               | 19 +++++++++++++++++
 gnu/home/services/media.scm | 42 +++++++++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+)

diff --git a/doc/guix.texi b/doc/guix.texi
index 981ffb8c58..c60b350d06 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -47072,6 +47072,8 @@ znc} for more information.
 @subsection Media Home Services
 
 @cindex kodi
+@subsubheading Kodi Services
+
 The @uref{https://kodi.tv, Kodi media center} can be run as a daemon on
 a media server.  With the @code{(gnu home services kodi)} service, you
 can configure Kodi to run upon login.
@@ -47104,6 +47106,23 @@ kodi} for more information.
 @end table
 @end deftp
 
+@cindex jellyfin
+@subsubheading Jellyfin Services
+
+The @code{home-jellyfin-mpv-shim-service-type} in the @code{(gnu home services media)} module runs a cast client for the @uref{https://jellyfin.org/, Jellyfin} media system.
+
+To enable, add this to your home services:
+
+@lisp
+(service home-jellyfin-mpv-shim-service-type #f)
+@end lisp
+
+The service only starts if @code{jellyfin-mpv-shim} has been configured with a remote server and credentials.  This must be done manually, by launching @code{jellyfin-mpv-shim}.  After configuring the server, the service will start automatically when you log in.
+
+@defvar home-jellyfin-mpv-shim-service-type
+The type of the Jellyfin MPV Shim service.
+@end defvar
+
 @node Networking Home Services
 @subsection Networking Home Services
 
diff --git a/gnu/home/services/media.scm b/gnu/home/services/media.scm
index c6454dfe15..a7fcf75b06 100644
--- a/gnu/home/services/media.scm
+++ b/gnu/home/services/media.scm
@@ -19,8 +19,10 @@
 (define-module (gnu home services media)
   #:use-module (srfi srfi-26)
   #:use-module (gnu home services)
+  #:use-module (gnu home services desktop)
   #:use-module (gnu home services shepherd)
   #:use-module (gnu packages kodi)
+  #:use-module (gnu packages video)
   #:use-module (gnu services configuration)
   #:use-module (gnu services shepherd)
   #:use-module (guix records)
@@ -66,3 +68,43 @@ (define home-kodi-service-type
    (description
     "Install and configure the Kodi media center so that it runs as a Shepherd
 service.")))
+
+(define (jellyfin-mpv-shim-shepherd-service _ignore)
+  (list (shepherd-service
+         (documentation "Jellyfin MPV Shim.")
+         (provision '(jellyfin-mpv-shim jellyfin-client))
+
+         ;; Depend on 'x11-display', which sets 'DISPLAY' if an X11 server is
+         ;; available, and fails to start otherwise.
+         (requirement '(x11-display))
+
+         (modules '((srfi srfi-1)
+                    (srfi srfi-26)
+                    (srfi srfi-98)))
+         (start #~(lambda _
+                    ;; Only start if a server has been configured.
+                    (if (file-exists?
+                         (string-append
+                          (get-environment-variable "XDG_CONFIG_HOME")
+                          "/jellyfin-mpv-shim/cred.json"))
+                        (fork+exec-command
+                         (list #$(file-append jellyfin-mpv-shim "/bin/jellyfin-mpv-shim"))
+
+                         ;; Inherit the 'DISPLAY' variable set by 'x11-display'.
+                         #:environment-variables
+                         (cons (string-append "DISPLAY=" (getenv "DISPLAY"))
+                               (remove (cut string-prefix? "DISPLAY=" <>)
+                                       (default-environment-variables))))
+                        #f)))
+         (stop #~(make-kill-destructor)))))
+
+(define-public home-jellyfin-mpv-shim-service-type
+  (service-type
+   (name 'home-jellyfin-mpv-shim)
+   (extensions (list (service-extension home-shepherd-service-type
+                                        jellyfin-mpv-shim-shepherd-service)
+                     ;; Ensure 'home-x11-service-type' is instantiated so we
+                     ;; can depend on the Shepherd 'x11-display' service.
+                     (service-extension home-x11-service-type
+                                        (const #t))))
+   (description "Run Jellyfin MPV Shim.")))
-- 
2.45.2





Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Sat, 15 Feb 2025 17:43:02 GMT) Full text and rfc822 format available.

Message #23 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: Skyler Ferris <skyvine <at> protonmail.com>
Cc: 69692 <at> debbugs.gnu.org
Subject: Re: [bug#69692] [PATCH] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Sat, 15 Feb 2025 09:42:05 -0800
Hi Skyler,

Pinging on this since it’s been nearly a year since I sent the 
patch.  I have commit privileges now, and am inclined to rebase 
and push unless someone objects.

 -- Ian




Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Tue, 22 Apr 2025 00:13:02 GMT) Full text and rfc822 format available.

Message #26 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: 69692 <at> debbugs.gnu.org
Cc: Ian Eure <ian <at> retrospec.tv>
Subject: [PATCH v3] gnu: Add home-jellyfin-mpv-shim-service-type.
Date: Mon, 21 Apr 2025 17:11:47 -0700
* gnu/home/services/media.scm (home-jellyfin-mpv-shim-service-type): New variable.
* doc/guix.texi (Jellyfin Services): New section.
* doc/guix.texi (Kodi Services): Add subheading.

Change-Id: I037ab0602214fdaa1b032be51ff98ecf6b7ee16c
---
 doc/guix.texi               | 28 ++++++++++++++++++
 gnu/home/services/media.scm | 59 ++++++++++++++++++++++++++++++++++++-
 2 files changed, 86 insertions(+), 1 deletion(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index bf9cb47478..988c2d69d4 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -50426,6 +50426,8 @@ an example of a service and its configuration that you could add to the
 @subsection Media Home Services
 
 @cindex kodi
+@subsubheading Kodi Services
+
 The @uref{https://kodi.tv, Kodi media center} can be run as a daemon on
 a media server.  With the @code{(gnu home services kodi)} service, you
 can configure Kodi to run upon login.
@@ -50861,6 +50863,32 @@ mouse bindings.
 @end table
 @end deftp
 
+@cindex jellyfin
+@subsubheading Jellyfin Services
+
+The @code{home-jellyfin-mpv-shim-service-type} in the @code{(gnu home services media)} module runs a cast client for the @uref{https://jellyfin.org/, Jellyfin} media system.
+
+To enable, add this to your home services:
+
+@lisp
+(service home-jellyfin-mpv-shim-service-type)
+@end lisp
+
+The service starts only if @code{jellyfin-mpv-shim} has been configured with a remote server and credentials.  This must be done manually, by launching @code{jellyfin-mpv-shim}.  After configuring the server, the service will start automatically when you log in.
+
+@defvar home-jellyfin-mpv-shim-service-type
+Type of the service which launches Jellyfin MPV Shim.
+@end defvar
+
+@deftp {Data Type} home-jellyfin-mpv-shim-configuration
+Available @code{home-jellyfin-mpv-shim-configuration} fields are:
+
+@table @asis
+@item @code{package} (default: @code{jellyfin-mpv-shim}) (type: package)
+The Jellyfin MPV Shim package to use.
+@end table
+@end deftp
+
 @node Networking Home Services
 @subsection Networking Home Services
 
diff --git a/gnu/home/services/media.scm b/gnu/home/services/media.scm
index c6454dfe15..1fd11e0e16 100644
--- a/gnu/home/services/media.scm
+++ b/gnu/home/services/media.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2023 Janneke Nieuwenhuizen <janneke <at> gnu.org>
+;;; Copyright © 2024, 2025 Ian Eure <ian <at> retrospec.tv>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -19,14 +20,20 @@
 (define-module (gnu home services media)
   #:use-module (srfi srfi-26)
   #:use-module (gnu home services)
+  #:use-module (gnu home services desktop)
   #:use-module (gnu home services shepherd)
   #:use-module (gnu packages kodi)
+  #:use-module (gnu packages video)
   #:use-module (gnu services configuration)
   #:use-module (gnu services shepherd)
+  #:use-module (guix packages)
   #:use-module (guix records)
   #:use-module (guix gexp)
   #:export (home-kodi-configuration
-            home-kodi-service-type))
+            home-kodi-service-type
+
+            home-jellyfin-mpv-shim-configuration
+            home-jellyfin-mpv-shim-service-type))
 
 
 ;;;
@@ -66,3 +73,53 @@ (define home-kodi-service-type
    (description
     "Install and configure the Kodi media center so that it runs as a Shepherd
 service.")))
+
+(define-configuration home-jellyfin-mpv-shim-configuration
+  (package
+   (package jellyfin-mpv-shim)
+   "The Jellyfin MPV Shim package to use"))
+
+(define (jellyfin-mpv-shim-shepherd-service config)
+  (list (shepherd-service
+         (documentation "Jellyfin MPV Shim.")
+         (provision '(jellyfin-mpv-shim jellyfin-client))
+
+         ;; Depend on 'x11-display', which sets 'DISPLAY' if an X11 server is
+         ;; available, and fails to start otherwise.
+         (requirement '(x11-display))
+
+         (modules '((srfi srfi-1)
+                    (srfi srfi-26)
+                    (srfi srfi-98)))
+         (start
+          #~(lambda _
+              ;; Only start if a server has been configured.
+              (if (file-exists?
+                   (string-append
+                    (get-environment-variable "XDG_CONFIG_HOME")
+                    "/jellyfin-mpv-shim/cred.json"))
+                  (fork+exec-command
+                   (list
+                    #$(file-append
+                       (home-jellyfin-mpv-shim-configuration-package config)
+                       "/bin/jellyfin-mpv-shim"))
+
+                   ;; Inherit the 'DISPLAY' variable set by 'x11-display'.
+                   #:environment-variables
+                   (cons (string-append "DISPLAY=" (getenv "DISPLAY"))
+                         (remove (cut string-prefix? "DISPLAY=" <>)
+                                 (default-environment-variables))))
+                  #f)))
+         (stop #~(make-kill-destructor)))))
+
+(define-public home-jellyfin-mpv-shim-service-type
+  (service-type
+   (name 'home-jellyfin-mpv-shim)
+   (extensions (list (service-extension home-shepherd-service-type
+                                        jellyfin-mpv-shim-shepherd-service)
+                     ;; Ensure 'home-x11-service-type' is instantiated so we
+                     ;; can depend on the Shepherd 'x11-display' service.
+                     (service-extension home-x11-service-type
+                                        (const #t))))
+   (default-value (home-jellyfin-mpv-shim-configuration))
+   (description "Run Jellyfin MPV Shim.")))
-- 
2.49.0





Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Tue, 22 Apr 2025 04:21:02 GMT) Full text and rfc822 format available.

Message #29 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Hilton Chain <hako <at> ultrarare.space>
To: Ian Eure <ian <at> retrospec.tv>
Cc: 69692 <at> debbugs.gnu.org
Subject: Re: [bug#69692] [PATCH v3] gnu: Add
 home-jellyfin-mpv-shim-service-type.
Date: Tue, 22 Apr 2025 12:19:42 +0800
On Tue, 22 Apr 2025 08:11:47 +0800,
Ian Eure wrote:
>
> [...]
> +                   ;; Inherit the 'DISPLAY' variable set by 'x11-display'.
> +                   #:environment-variables
> +                   (cons (string-append "DISPLAY=" (getenv "DISPLAY"))
> +                         (remove (cut string-prefix? "DISPLAY=" <>)
> +                                 (default-environment-variables))))
> +                  #f)))

I think this is not the truth (also for existing services using it), ‘getenv’ is
called before starting services, see https://issues.guix.gnu.org/76619#8 for
details.

> +         (stop #~(make-kill-destructor)))))
> +
> +(define-public home-jellyfin-mpv-shim-service-type
> +  (service-type
> +   (name 'home-jellyfin-mpv-shim)
> +   (extensions (list (service-extension home-shepherd-service-type
> +                                        jellyfin-mpv-shim-shepherd-service)
> +                     ;; Ensure 'home-x11-service-type' is instantiated so we
> +                     ;; can depend on the Shepherd 'x11-display' service.
> +                     (service-extension home-x11-service-type
> +                                        (const #t))))
> +   (default-value (home-jellyfin-mpv-shim-configuration))
> +   (description "Run Jellyfin MPV Shim.")))
> --
> 2.49.0

Thanks




Information forwarded to guix-patches <at> gnu.org:
bug#69692; Package guix-patches. (Mon, 12 May 2025 02:11:02 GMT) Full text and rfc822 format available.

Message #32 received at 69692 <at> debbugs.gnu.org (full text, mbox):

From: Ian Eure <ian <at> retrospec.tv>
To: Hilton Chain <hako <at> ultrarare.space>
Cc: 69692 <at> debbugs.gnu.org
Subject: Re: [bug#69692] [PATCH v3] gnu: Add
 home-jellyfin-mpv-shim-service-type.
Date: Sun, 11 May 2025 19:10:42 -0700
Hi Hilton,

Hilton Chain <hako <at> ultrarare.space> writes:

> On Tue, 22 Apr 2025 08:11:47 +0800,
> Ian Eure wrote:
>>
>> [...]
>> +                   ;; Inherit the 'DISPLAY' variable set by 
>> 'x11-display'.
>> +                   #:environment-variables
>> +                   (cons (string-append "DISPLAY=" (getenv 
>> "DISPLAY"))
>> +                         (remove (cut string-prefix? 
>> "DISPLAY=" <>)
>> + 
>> (default-environment-variables))))
>> +                  #f)))
>
> I think this is not the truth (also for existing services using 
> it), ‘getenv’ is
> called before starting services, see 
> https://issues.guix.gnu.org/76619#8 for
> details.

Yeah, hmm, I see.  Is there anything worth changing in this 
service at this point?  Seems like it’s need an update whenever 
the graphical-display service changes land.

Thanks,
 -- Ian




This bug report was last modified 36 days ago.

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