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17/21: services: Add `hurd-getty-service-type'.
From: |
guix-commits |
Subject: |
17/21: services: Add `hurd-getty-service-type'. |
Date: |
Sun, 10 May 2020 10:07:41 -0400 (EDT) |
janneke pushed a commit to branch wip-hurd-vm
in repository guix.
commit ea37db36dfc9b6cca5be35316f78505bf57ca333
Author: Jan (janneke) Nieuwenhuizen <address@hidden>
AuthorDate: Thu May 7 11:14:01 2020 +0200
services: Add `hurd-getty-service-type'.
* gnu/services/hurd.scm (<hurd-gettty-configuration>): New record.
(hurd-ttys-shepherd-service): New procedure.
(hurd-getty-service-type): New variable.
* doc/guix.texi (Hurd Services): Document it.
---
doc/guix.texi | 23 +++++++++++++++++++++++
gnu/services/hurd.scm | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 74 insertions(+), 1 deletion(-)
diff --git a/doc/guix.texi b/doc/guix.texi
index b917c36..6f16c17 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -25758,6 +25758,29 @@ specifics for the Hurd.
It is part of the @code{hurd-default-essential-services}.
@end deffn
+@defvr {Scheme Variable} hurd-getty-service-type
+This service starts a tty using the Hurd @code{getty} program.
+
+The service's value is a @code{hurd-getty-configuration} record.
+@end defvr
+
+@deftp {Data Type} hurd-getty-configuration
+This is the data type representing the configuration for the
+hurd-getty-service.
+
+@table @asis
+@item @code{hurd} (default: @var{hurd})
+The Hurd package to use.
+
+@item @code{tty}
+The name of the console this Getty runs on---e.g., @code{"tty1"}.
+
+@item @code{baud-rate} (default: @code{38400})
+An integer specifying the baud rate of the tty.
+
+@end table
+@end deftp
+
@node Miscellaneous Services
@subsection Miscellaneous Services
diff --git a/gnu/services/hurd.scm b/gnu/services/hurd.scm
index 27c674c..8fc5a1d 100644
--- a/gnu/services/hurd.scm
+++ b/gnu/services/hurd.scm
@@ -26,7 +26,9 @@
#:use-module (guix records)
#:export (hurd-console-configuration
hurd-console-service-type
- hurd-etc-service))
+ hurd-etc-service
+ hurd-getty-configuration
+ hurd-getty-service-type))
;;; Commentary:
;;;
@@ -99,4 +101,52 @@ fi\n"))
hurd-console-shepherd-service)))
(default-value (hurd-console-configuration))))
+
+;;;
+;;; The Hurd getty service.
+;;;
+
+(define-record-type* <hurd-getty-configuration>
+ hurd-getty-configuration make-hurd-getty-configuration
+ hurd-getty-configuration?
+ (hurd hurd-getty-configuration-hurd ;<package>
+ (default hurd))
+ (tty hurd-getty-configuration-tty) ;string
+ (baud-rate hurd-getty-configuration-baud-rate
+ (default 38400))) ;integer
+
+(define (hurd-getty-shepherd-service config)
+ "Return a <shepherd-service> for a Hurd getty with CONFIG."
+
+ (let ((hurd (hurd-getty-configuration-hurd config))
+ (tty (hurd-getty-configuration-tty config))
+ (baud-rate (hurd-getty-configuration-baud-rate config)))
+
+ (define getty-command
+ #~(list
+ (string-append #$hurd "/libexec/getty")
+ #$(number->string baud-rate)
+ #$tty))
+
+ (list
+ (shepherd-service
+ (documentation "Run getty on a tty.")
+ (provision (list (string->symbol (string-append "term-" tty))))
+ (requirement '(user-processes console))
+ (start #~(make-forkexec-constructor #$getty-command))
+ (stop #~(make-kill-destructor))))))
+
+(define hurd-getty-service-type
+ (service-type
+ (name 'getty)
+ (extensions (list (service-extension shepherd-root-service-type
+ hurd-getty-shepherd-service)))
+ (description
+ "Provide console login using the Hurd @command{getty} program.")))
+
+(define* (hurd-getty-service config)
+ "Return a service to run the Hurd getty according to @var{config}, which
+specifies the tty to run, among other things."
+ (service hurd-getty-service-type config))
+
;;; hurd.scm ends here
- 14/21: services: hurd: Use activation-service, hurd-etc-service., (continued)
- 14/21: services: hurd: Use activation-service, hurd-etc-service., guix-commits, 2020/05/10
- 08/21: bootloader: grub: Add support for '<hurd-menu-entry>'., guix-commits, 2020/05/10
- 10/21: system: Use 'hurd' package in label., guix-commits, 2020/05/10
- 13/21: system: Add `hurd-activation'., guix-commits, 2020/05/10
- 09/21: system: vm: Initial vm-image support for the Hurd., guix-commits, 2020/05/10
- 15/21: gnu: hurd: Create minimal "runsystem" script to invoke "rc"., guix-commits, 2020/05/10
- 21/21: gnu: guix: Update to 3e632091f0., guix-commits, 2020/05/10
- 20/21: DRAFT: system: vm: Activate the Hurd., guix-commits, 2020/05/10
- 11/21: system: examples: Add bare-hurd.tmpl., guix-commits, 2020/05/10
- 16/21: services: Add `hurd-console-service-type'., guix-commits, 2020/05/10
- 17/21: services: Add `hurd-getty-service-type'.,
guix-commits <=
- 18/21: WIP: gnu: services: Add `%hurd-bare-metal-service'., guix-commits, 2020/05/10
- 19/21: DRAFT: system: hurd: Populate services., guix-commits, 2020/05/10