diff options
Diffstat (limited to 'guix/scripts')
| -rw-r--r-- | guix/scripts/pack.scm | 415 | ||||
| -rw-r--r-- | guix/scripts/pull.scm | 17 |
2 files changed, 245 insertions, 187 deletions
diff --git a/guix/scripts/pack.scm b/guix/scripts/pack.scm index 83bfa4ce00..a86b95dd38 100644 --- a/guix/scripts/pack.scm +++ b/guix/scripts/pack.scm @@ -52,6 +52,9 @@ #:export (compressor? lookup-compressor self-contained-tarball + docker-image + squashfs-image + guix-pack)) ;; Type of a compression tool. @@ -103,6 +106,47 @@ found." (package-transitive-propagated-inputs package))) (list guile-gcrypt guile-sqlite3))) +(define (store-database items) + "Return a directory containing a store database where all of ITEMS and their +dependencies are registered." + (define schema + (local-file (search-path %load-path + "guix/store/schema.sql"))) + + + (define labels + (map (lambda (n) + (string-append "closure" (number->string n))) + (iota (length items)))) + + (define build + (with-extensions gcrypt-sqlite3&co + ;; XXX: Adding (gnu build install) just to work around + ;; <https://bugs.gnu.org/15602>: that way, (guix build store-copy) is + ;; copied last and the 'store-info-XXX' macros are correctly expanded. + (with-imported-modules (source-module-closure + '((guix build store-copy) + (guix store database) + (gnu build install))) + #~(begin + (use-modules (guix store database) + (guix build store-copy) + (srfi srfi-1)) + + (define (read-closure closure) + (call-with-input-file closure read-reference-graph)) + + (let ((items (append-map read-closure '#$labels))) + (register-items items + #:state-directory #$output + #:deduplicate? #f + #:reset-timestamps? #f + #:registration-time %epoch + #:schema #$schema)))))) + + (computed-file "store-database" build + #:options `(#:references-graphs ,(zip labels items)))) + (define* (self-contained-tarball name profile #:key target deduplicate? @@ -117,121 +161,116 @@ with a properly initialized store database. SYMLINKS must be a list of (SOURCE -> TARGET) tuples denoting symlinks to be added to the pack." - (define schema + (define database (and localstatedir? - (local-file (search-path %load-path - "guix/store/schema.sql")))) + (file-append (store-database (list profile)) + "/db/db.sqlite"))) (define build - (with-imported-modules `(((guix config) => ,(make-config.scm)) - ,@(source-module-closure - `((guix build utils) - (guix build union) - (guix build store-copy) - (gnu build install)) - #:select? not-config?)) - (with-extensions gcrypt-sqlite3&co - #~(begin - (use-modules (guix build utils) - ((guix build union) #:select (relative-file-name)) - (gnu build install) - (srfi srfi-1) - (srfi srfi-26) - (ice-9 match)) - - (define %root "root") - - (define symlink->directives - ;; Return "populate directives" to make the given symlink and its - ;; parent directories. - (match-lambda - ((source '-> target) - (let ((target (string-append #$profile "/" target)) - (parent (dirname source))) - ;; Never add a 'directory' directive for "/" so as to - ;; preserve its ownnership when extracting the archive (see - ;; below), and also because this would lead to adding the - ;; same entries twice in the tarball. - `(,@(if (string=? parent "/") - '() - `((directory ,parent))) - (,source - -> ,(relative-file-name parent target))))))) - - (define directives - ;; Fully-qualified symlinks. - (append-map symlink->directives '#$symlinks)) - - ;; The --sort option was added to GNU tar in version 1.28, released - ;; 2014-07-28. For testing, we use the bootstrap tar, which is - ;; older and doesn't support it. - (define tar-supports-sort? - (zero? (system* (string-append #+archiver "/bin/tar") - "cf" "/dev/null" "--files-from=/dev/null" - "--sort=name"))) - - ;; Add 'tar' to the search path. - (setenv "PATH" #+(file-append archiver "/bin")) - - ;; Note: there is not much to gain here with deduplication and there - ;; is the overhead of the '.links' directory, so turn it off. - ;; Furthermore GNU tar < 1.30 sometimes fails to extract tarballs - ;; with hard links: - ;; <http://lists.gnu.org/archive/html/bug-tar/2017-11/msg00009.html>. - (populate-single-profile-directory %root - #:profile #$profile - #:closure "profile" - #:deduplicate? #f - #:register? #$localstatedir? - #:schema #$schema) - - ;; Create SYMLINKS. - (for-each (cut evaluate-populate-directive <> %root) - directives) - - ;; Create the tarball. Use GNU format so there's no file name - ;; length limitation. - (with-directory-excursion %root - (exit - (zero? (apply system* "tar" - #+@(if (compressor-command compressor) - #~("-I" - (string-join - '#+(compressor-command compressor))) - #~()) - "--format=gnu" - - ;; Avoid non-determinism in the archive. Use - ;; mtime = 1, not zero, because that is what the - ;; daemon does for files in the store (see the - ;; 'mtimeStore' constant in local-store.cc.) - (if tar-supports-sort? "--sort=name" "--mtime=@1") - "--mtime=@1" ;for files in /var/guix - "--owner=root:0" - "--group=root:0" - - "--check-links" - "-cvf" #$output - ;; Avoid adding / and /var to the tarball, so - ;; that the ownership and permissions of those - ;; directories will not be overwritten when - ;; extracting the archive. Do not include /root - ;; because the root account might have a - ;; different home directory. - #$@(if localstatedir? - '("./var/guix") - '()) - - (string-append "." (%store-directory)) - - (delete-duplicates - (filter-map (match-lambda - (('directory directory) - (string-append "." directory)) - ((source '-> _) - (string-append "." source)) - (_ #f)) - directives)))))))))) + (with-imported-modules (source-module-closure + `((guix build utils) + (guix build union) + (gnu build install)) + #:select? not-config?) + #~(begin + (use-modules (guix build utils) + ((guix build union) #:select (relative-file-name)) + (gnu build install) + (srfi srfi-1) + (srfi srfi-26) + (ice-9 match)) + + (define %root "root") + + (define symlink->directives + ;; Return "populate directives" to make the given symlink and its + ;; parent directories. + (match-lambda + ((source '-> target) + (let ((target (string-append #$profile "/" target)) + (parent (dirname source))) + ;; Never add a 'directory' directive for "/" so as to + ;; preserve its ownnership when extracting the archive (see + ;; below), and also because this would lead to adding the + ;; same entries twice in the tarball. + `(,@(if (string=? parent "/") + '() + `((directory ,parent))) + (,source + -> ,(relative-file-name parent target))))))) + + (define directives + ;; Fully-qualified symlinks. + (append-map symlink->directives '#$symlinks)) + + ;; The --sort option was added to GNU tar in version 1.28, released + ;; 2014-07-28. For testing, we use the bootstrap tar, which is + ;; older and doesn't support it. + (define tar-supports-sort? + (zero? (system* (string-append #+archiver "/bin/tar") + "cf" "/dev/null" "--files-from=/dev/null" + "--sort=name"))) + + ;; Add 'tar' to the search path. + (setenv "PATH" #+(file-append archiver "/bin")) + + ;; Note: there is not much to gain here with deduplication and there + ;; is the overhead of the '.links' directory, so turn it off. + ;; Furthermore GNU tar < 1.30 sometimes fails to extract tarballs + ;; with hard links: + ;; <http://lists.gnu.org/archive/html/bug-tar/2017-11/msg00009.html>. + (populate-single-profile-directory %root + #:profile #$profile + #:closure "profile" + #:database #+database) + + ;; Create SYMLINKS. + (for-each (cut evaluate-populate-directive <> %root) + directives) + + ;; Create the tarball. Use GNU format so there's no file name + ;; length limitation. + (with-directory-excursion %root + (exit + (zero? (apply system* "tar" + #+@(if (compressor-command compressor) + #~("-I" + (string-join + '#+(compressor-command compressor))) + #~()) + "--format=gnu" + + ;; Avoid non-determinism in the archive. Use + ;; mtime = 1, not zero, because that is what the + ;; daemon does for files in the store (see the + ;; 'mtimeStore' constant in local-store.cc.) + (if tar-supports-sort? "--sort=name" "--mtime=@1") + "--mtime=@1" ;for files in /var/guix + "--owner=root:0" + "--group=root:0" + + "--check-links" + "-cvf" #$output + ;; Avoid adding / and /var to the tarball, so + ;; that the ownership and permissions of those + ;; directories will not be overwritten when + ;; extracting the archive. Do not include /root + ;; because the root account might have a + ;; different home directory. + #$@(if localstatedir? + '("./var/guix") + '()) + + (string-append "." (%store-directory)) + + (delete-duplicates + (filter-map (match-lambda + (('directory directory) + (string-append "." directory)) + ((source '-> _) + (string-append "." source)) + (_ #f)) + directives))))))))) (gexp->derivation (string-append name ".tar" (compressor-extension compressor)) @@ -240,7 +279,6 @@ added to the pack." (define* (squashfs-image name profile #:key target - deduplicate? (compressor (first %compressors)) localstatedir? (symlinks '()) @@ -251,75 +289,85 @@ points for virtual file systems (like procfs), and optional symlinks. SYMLINKS must be a list of (SOURCE -> TARGET) tuples denoting symlinks to be added to the pack." - (define build - (with-imported-modules `(((guix config) => ,(make-config.scm)) - ,@(source-module-closure - '((guix build utils) - (guix build store-copy) - (gnu build install)) - #:select? not-config?)) - (with-extensions gcrypt-sqlite3&co - #~(begin - (use-modules (guix build utils) - (gnu build install) - (guix build store-copy) - (srfi srfi-1) - (srfi srfi-26) - (ice-9 match)) + (define database + (and localstatedir? + (file-append (store-database (list profile)) + "/db/db.sqlite"))) - (setenv "PATH" (string-append #$archiver "/bin")) + (define build + (with-imported-modules (source-module-closure + '((guix build utils) + (guix build store-copy) + (gnu build install)) + #:select? not-config?) + #~(begin + (use-modules (guix build utils) + (guix build store-copy) + (gnu build install) + (srfi srfi-1) + (srfi srfi-26) + (ice-9 match)) - ;; We need an empty file in order to have a valid file argument when - ;; we reparent the root file system. Read on for why that's - ;; necessary. - (with-output-to-file ".empty" (lambda () (display ""))) - - ;; Create the squashfs image in several steps. - ;; Add all store items. Unfortunately mksquashfs throws away all - ;; ancestor directories and only keeps the basename. We fix this - ;; in the following invocations of mksquashfs. - (apply invoke "mksquashfs" - `(,@(map store-info-item - (call-with-input-file "profile" - read-reference-graph)) - ,#$output - - ;; Do not perform duplicate checking because we - ;; don't have any dupes. - "-no-duplicates" - "-comp" - ,#+(compressor-name compressor))) - - ;; Here we reparent the store items. For each sub-directory of - ;; the store prefix we need one invocation of "mksquashfs". - (for-each (lambda (dir) - (apply invoke "mksquashfs" - `(".empty" - ,#$output - "-root-becomes" ,dir))) - (reverse (string-tokenize (%store-directory) - (char-set-complement (char-set #\/))))) - - ;; Add symlinks and mount points. - (apply invoke "mksquashfs" - `(".empty" - ,#$output - ;; Create SYMLINKS via pseudo file definitions. - ,@(append-map - (match-lambda - ((source '-> target) - (list "-p" - (string-join - ;; name s mode uid gid symlink - (list source - "s" "777" "0" "0" - (string-append #$profile "/" target)))))) - '#$symlinks) - - ;; Create empty mount points. - "-p" "/proc d 555 0 0" - "-p" "/sys d 555 0 0" - "-p" "/dev d 555 0 0")))))) + (define database #+database) + + (setenv "PATH" (string-append #$archiver "/bin")) + + ;; We need an empty file in order to have a valid file argument when + ;; we reparent the root file system. Read on for why that's + ;; necessary. + (with-output-to-file ".empty" (lambda () (display ""))) + + ;; Create the squashfs image in several steps. + ;; Add all store items. Unfortunately mksquashfs throws away all + ;; ancestor directories and only keeps the basename. We fix this + ;; in the following invocations of mksquashfs. + (apply invoke "mksquashfs" + `(,@(map store-info-item + (call-with-input-file "profile" + read-reference-graph)) + ,#$output + + ;; Do not perform duplicate checking because we + ;; don't have any dupes. + "-no-duplicates" + "-comp" + ,#+(compressor-name compressor))) + + ;; Here we reparent the store items. For each sub-directory of + ;; the store prefix we need one invocation of "mksquashfs". + (for-each (lambda (dir) + (apply invoke "mksquashfs" + `(".empty" + ,#$output + "-root-becomes" ,dir))) + (reverse (string-tokenize (%store-directory) + (char-set-complement (char-set #\/))))) + + ;; Add symlinks and mount points. + (apply invoke "mksquashfs" + `(".empty" + ,#$output + ;; Create SYMLINKS via pseudo file definitions. + ,@(append-map + (match-lambda + ((source '-> target) + (list "-p" + (string-join + ;; name s mode uid gid symlink + (list source + "s" "777" "0" "0" + (string-append #$profile "/" target)))))) + '#$symlinks) + + ;; Create empty mount points. + "-p" "/proc d 555 0 0" + "-p" "/sys d 555 0 0" + "-p" "/dev d 555 0 0")) + + (when database + ;; Initialize /var/guix. + (install-database-and-gc-roots "var-etc" database #$profile) + (invoke "mksquashfs" "var-etc" #$output))))) (gexp->derivation (string-append name (compressor-extension compressor) @@ -329,7 +377,6 @@ added to the pack." (define* (docker-image name profile #:key target - deduplicate? (compressor (first %compressors)) localstatedir? (symlinks '()) @@ -339,6 +386,11 @@ image is a tarball conforming to the Docker Image Specification, compressed with COMPRESSOR. It can be passed to 'docker load'. If TARGET is true, it must a be a GNU triplet and it is used to derive the architecture metadata in the image." + (define database + (and localstatedir? + (file-append (store-database (list profile)) + "/db/db.sqlite"))) + (define defmod 'define-module) ;trick Geiser (define build @@ -357,6 +409,7 @@ the image." (call-with-input-file "profile" read-reference-graph)) #$profile + #:database #+database #:system (or #$target (utsname:machine (uname))) #:symlinks '#$symlinks #:compressor '#$(compressor-command compressor) diff --git a/guix/scripts/pull.scm b/guix/scripts/pull.scm index 188237aa90..aff4f378be 100644 --- a/guix/scripts/pull.scm +++ b/guix/scripts/pull.scm @@ -87,6 +87,8 @@ Download and deploy the latest version of Guix.\n")) (display (G_ " -p, --profile=PROFILE use PROFILE instead of ~/.config/guix/current")) (display (G_ " + -n, --dry-run show what would be pulled and built")) + (display (G_ " --bootstrap use the bootstrap Guile to build the new Guix")) (newline) (show-build-options-help) @@ -164,15 +166,18 @@ Download and deploy the latest version of Guix.\n")) (_ #t))) (define* (build-and-install instances profile - #:key verbose?) - "Build the tool from SOURCE, and install it in PROFILE." + #:key verbose? dry-run?) + "Build the tool from SOURCE, and install it in PROFILE. When DRY-RUN? is +true, display what would be built without actually building it." (define update-profile (store-lift build-and-use-profile)) (mlet %store-monad ((manifest (channel-instances->manifest instances))) (mbegin %store-monad - (update-profile profile manifest) - (return (display-profile-news profile))))) + (update-profile profile manifest + #:dry-run? dry-run?) + (munless dry-run? + (display-profile-news profile))))) (define (honor-lets-encrypt-certificates! store) "Tell Guile-Git to use the Let's Encrypt certificates." @@ -497,8 +502,6 @@ Use '~/.config/guix/channels.scm' instead.")) (ensure-default-profile) (cond ((assoc-ref opts 'query) (process-query opts profile)) - ((assoc-ref opts 'dry-run?) - #t) ;XXX: not very useful (else (with-store store (with-status-report print-build-event @@ -531,6 +534,8 @@ Use '~/.config/guix/channels.scm' instead.")) (canonical-package guile-2.2))))) (run-with-store store (build-and-install instances profile + #:dry-run? + (assoc-ref opts 'dry-run?) #:verbose? (assoc-ref opts 'verbose?)))))))))))))) |