diff options
| -rw-r--r-- | doc/guix.texi | 14 | ||||
| -rw-r--r-- | guix/scripts/pack.scm | 50 |
2 files changed, 54 insertions, 10 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index fc18deb85b..27ebed137d 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -122,6 +122,7 @@ Copyright @copyright{} 2023 Felix Lechner@* Copyright @copyright{} 2023 Foundation Devices, Inc.@* Copyright @copyright{} 2023 Thomas Ieong@* Copyright @copyright{} 2023 Saku Laesvuori@* +Copyright @copyright{} 2023 Graham James Addis@* Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or @@ -7406,7 +7407,7 @@ execution engines listed above by setting the @env{GUIX_EXECUTION_ENGINE} environment variable accordingly. @end quotation -@cindex entry point, for Docker images +@cindex entry point, for Docker and Singularity images @item --entry-point=@var{command} Use @var{command} as the @dfn{entry point} of the resulting pack, if the pack format supports it---currently @code{docker} and @code{squashfs} (Singularity) @@ -7429,6 +7430,17 @@ docker load -i pack.tar.gz docker run @var{image-id} @end example +@cindex entry point arguments, for docker images +@item --entry-point-argument=@var{command} +@itemx -A @var{command} +Use @var{command} as an argument to @dfn{entry point} of the resulting pack. +This option is only valid in conjunction with @code{--entry-point} and can +appear multiple times on the command line. + +@example +guix pack -f docker --entry-point=bin/guile --entry-point-argument="--help" guile +@end example + @item --expression=@var{expr} @itemx -e @var{expr} Consider the package @var{expr} evaluates to. diff --git a/guix/scripts/pack.scm b/guix/scripts/pack.scm index 8071840de1..4c0a602eb1 100644 --- a/guix/scripts/pack.scm +++ b/guix/scripts/pack.scm @@ -8,6 +8,7 @@ ;;; Copyright © 2020, 2021, 2022, 2023 Maxim Cournoyer <maxim.cournoyer@gmail.com> ;;; Copyright © 2020 Eric Bavier <bavier@posteo.net> ;;; Copyright © 2022 Alex Griffin <a@ajgrf.com> +;;; Copyright © 2023 Graham James Addis <graham@addis.org.uk> ;;; ;;; This file is part of GNU Guix. ;;; @@ -202,6 +203,16 @@ target the profile's @file{bin/env} file: (leave (G_ "~a: invalid symlink specification~%") arg)))) +(define (entry-point-argument-spec-option-parser opt name arg result) + "A SRFI-37 opion parser for the --entry-point-argument option. The spec +takes multiple occurances. The entries are used in the exec form for the +docker entry-point. The values are used as parameters in conjunction with +the --entry-point option which is used as the first value in the exec form." + (let ((entry-point-argument (assoc-ref result 'entry-point-argument))) + (alist-cons 'entry-point-argument + (append entry-point-argument (list arg)) + (alist-delete 'entry-point-argument result eq?)))) + (define (set-utf8-locale profile) "Configure the environment to use the \"en_US.utf8\" locale provided by the GLIBC-UT8-LOCALES package." @@ -562,10 +573,22 @@ the image. EXTRA-OPTIONS may contain the IMAGE-TAG keyword argument." `((directory "/tmp" ,(getuid) ,(getgid) #o1777) ,@(append-map symlink->directives '#$symlinks))) + (define (form-entry-point prefix entry-point entry-point-argument) + ;; Construct entry-point parameter for build-docker-image. The + ;; first entry is constructed by prefixing the entry-point with + ;; the supplied index subsequent entries are taken from the + ;; --entry-point-argument options. + (and=> entry-point + (lambda (entry-point) + (cons* (string-append prefix "/" entry-point) + entry-point-argument)))) + (setenv "PATH" #+(file-append archiver "/bin")) (let-keywords '#$extra-options #f - ((image-tag #f)) + ((image-tag #f) + (entry-point-argument #f)) + (build-docker-image #$output (map store-info-item (call-with-input-file "profile" @@ -578,11 +601,10 @@ the image. EXTRA-OPTIONS may contain the IMAGE-TAG keyword argument." #:database #+database #:system (or #$target %host-type) #:environment environment - #:entry-point - #$(and entry-point - #~(list - (string-append #$profile "/" - #$entry-point))) + #:entry-point (form-entry-point + #$profile + #$entry-point + entry-point-argument) #:extra-files directives #:compressor #+(compressor-command compressor) @@ -1264,6 +1286,7 @@ last resort for relocation." (debug . 0) (verbosity . 1) (symlinks . ()) + (entry-point-argument . ()) (compressor . ,(first %compressors)))) (define %formats @@ -1299,7 +1322,9 @@ last resort for relocation." rest)))) (define %docker-format-options - (list (required-option 'image-tag))) + (list (required-option 'image-tag) + (option '(#\A "entry-point-argument") #t #f + entry-point-argument-spec-option-parser))) (define (show-docker-format-options) (display (G_ " @@ -1308,7 +1333,12 @@ last resort for relocation." (define (show-docker-format-options/detailed) (display (G_ " --image-tag=NAME - Use the given NAME for the Docker image repository")) + Use the given NAME for the Docker image repository + + -A, --entry-point-argument=COMMAND/PARAMETER + Value(s) to use for the Docker EntryPoint arguments. + Multiple instances are accepted. This is only valid + in conjunction with the --entry-point option")) (newline) (exit 0)) @@ -1619,7 +1649,9 @@ Create a bundle of PACKAGE.\n")) (extra-options (match pack-format ('docker (list #:image-tag - (assoc-ref opts 'image-tag))) + (assoc-ref opts 'image-tag) + #:entry-point-argument + (assoc-ref opts 'entry-point-argument))) ('deb (list #:control-file (process-file-arg opts 'control-file) |