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-rw-r--r--guix/build-system/haskell.scm135
-rw-r--r--guix/build/glib-or-gtk-build-system.scm4
-rw-r--r--guix/build/haskell-build-system.scm220
-rw-r--r--guix/scripts/package.scm63
-rw-r--r--guix/scripts/publish.scm243
-rw-r--r--guix/store.scm34
-rw-r--r--guix/ui.scm2
7 files changed, 672 insertions, 29 deletions
diff --git a/guix/build-system/haskell.scm b/guix/build-system/haskell.scm
new file mode 100644
index 0000000000..79faa5a09e
--- /dev/null
+++ b/guix/build-system/haskell.scm
@@ -0,0 +1,135 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Federico Beffa <beffa@fbengineering.ch>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (guix build-system haskell)
+ #:use-module (guix store)
+ #:use-module (guix utils)
+ #:use-module (guix packages)
+ #:use-module (guix derivations)
+ #:use-module (guix build-system)
+ #:use-module (guix build-system gnu)
+ #:use-module (ice-9 match)
+ #:use-module (srfi srfi-26)
+ #:export (haskell-build
+ haskell-build-system))
+
+;; Commentary:
+;;
+;; Standard build procedure for Haskell packages using 'Setup.hs'. This is
+;; implemented as an extension of 'gnu-build-system'.
+;;
+;; Code:
+
+(define (default-haskell)
+ "Return the default Haskell package."
+ ;; Lazily resolve the binding to avoid a circular dependency.
+ (let ((haskell (resolve-interface '(gnu packages haskell))))
+ (module-ref haskell 'ghc)))
+
+(define* (lower name
+ #:key source inputs native-inputs outputs system target
+ (haskell (default-haskell))
+ #:allow-other-keys
+ #:rest arguments)
+ "Return a bag for NAME."
+ (define private-keywords
+ '(#:target #:haskell #:inputs #:native-inputs))
+
+ (and (not target) ;XXX: no cross-compilation
+ (bag
+ (name name)
+ (system system)
+ (host-inputs `(,@(if source
+ `(("source" ,source))
+ '())
+ ,@inputs
+
+ ;; Keep the standard inputs of 'gnu-build-system'.
+ ,@(standard-packages)))
+ (build-inputs `(("haskell" ,haskell)
+ ,@native-inputs))
+ (outputs outputs)
+ (build haskell-build)
+ (arguments (strip-keyword-arguments private-keywords arguments)))))
+
+(define* (haskell-build store name inputs
+ #:key source
+ (haddock? #t)
+ (haddock-flags ''())
+ (tests? #t)
+ (test-target "test")
+ (configure-flags ''())
+ (phases '(@ (guix build haskell-build-system)
+ %standard-phases))
+ (outputs '("out"))
+ (search-paths '())
+ (system (%current-system))
+ (guile #f)
+ (imported-modules '((guix build haskell-build-system)
+ (guix build gnu-build-system)
+ (guix build utils)))
+ (modules '((guix build haskell-build-system)
+ (guix build utils))))
+ "Build SOURCE using HASKELL, and with INPUTS. This assumes that SOURCE
+provides a 'Setup.hs' file as its build system."
+ (define builder
+ `(begin
+ (use-modules ,@modules)
+ (haskell-build #:name ,name
+ #:source ,(match (assoc-ref inputs "source")
+ (((? derivation? source))
+ (derivation->output-path source))
+ ((source)
+ source)
+ (source
+ source))
+ #:configure-flags ,configure-flags
+ #:haddock-flags ,haddock-flags
+ #:system ,system
+ #:test-target ,test-target
+ #:tests? ,tests?
+ #:haddock? ,haddock?
+ #:phases ,phases
+ #:outputs %outputs
+ #:search-paths ',(map search-path-specification->sexp
+ search-paths)
+ #:inputs %build-inputs)))
+
+ (define guile-for-build
+ (match guile
+ ((? package?)
+ (package-derivation store guile system #:graft? #f))
+ (#f ; the default
+ (let* ((distro (resolve-interface '(gnu packages commencement)))
+ (guile (module-ref distro 'guile-final)))
+ (package-derivation store guile system #:graft? #f)))))
+
+ (build-expression->derivation store name builder
+ #:inputs inputs
+ #:system system
+ #:modules imported-modules
+ #:outputs outputs
+ #:guile-for-build guile-for-build))
+
+(define haskell-build-system
+ (build-system
+ (name 'haskell)
+ (description "The standard Haskell build system")
+ (lower lower)))
+
+;;; haskell.scm ends here
diff --git a/guix/build/glib-or-gtk-build-system.scm b/guix/build/glib-or-gtk-build-system.scm
index 9c0104365d..15d7de2236 100644
--- a/guix/build/glib-or-gtk-build-system.scm
+++ b/guix/build/glib-or-gtk-build-system.scm
@@ -140,7 +140,9 @@ add a dependency of that output on GLib and GTK+."
((output . directory)
(unless (member output glib-or-gtk-wrap-excluded-outputs)
(let* ((bindir (string-append directory "/bin"))
- (bin-list (find-files bindir ".*"))
+ (libexecdir (string-append directory "/libexec"))
+ (bin-list (append (find-files bindir ".*")
+ (find-files libexecdir ".*")))
(datadirs (data-directories
(alist-cons output directory inputs)))
(gtk-mod-dirs (gtk-module-directories
diff --git a/guix/build/haskell-build-system.scm b/guix/build/haskell-build-system.scm
new file mode 100644
index 0000000000..52b9c79d2f
--- /dev/null
+++ b/guix/build/haskell-build-system.scm
@@ -0,0 +1,220 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Federico Beffa <beffa@fbengineering.ch>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (guix build haskell-build-system)
+ #:use-module ((guix build gnu-build-system) #:prefix gnu:)
+ #:use-module (guix build utils)
+ #:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-26)
+ #:use-module (ice-9 rdelim)
+ #:use-module (ice-9 regex)
+ #:use-module (ice-9 match)
+ #:export (%standard-phases
+ haskell-build))
+
+;; Commentary:
+;;
+;; Builder-side code of the standard Haskell package build procedure.
+;;
+;; The Haskell compiler, to find libraries, relies on a library database with
+;; a binary cache. For GHC the cache has to be named 'package.cache'. If every
+;; library would generate the cache at build time, then they would clash in
+;; profiles. For this reason we do not generate the cache when we generate
+;; libraries substitutes. Instead:
+;;
+;; - At build time we use the 'setup-compiler' phase to generate a temporary
+;; library database and its cache.
+;;
+;; - We generate the cache when a profile is created.
+;;
+;; Code:
+
+;; Directory where we create the temporary libraries database with its cache
+;; as required by the compiler.
+(define %tmp-db-dir
+ (string-append (or (getenv "TMP") "/tmp")
+ "/package.conf.d"))
+
+(define (run-setuphs command params)
+ (let ((setup-file (cond
+ ((file-exists? "Setup.hs")
+ "Setup.hs")
+ ((file-exists? "Setup.lhs")
+ "Setup.lhs")
+ (else
+ #f))))
+ (if setup-file
+ (begin
+ (format #t "running \"runhaskell Setup.hs\" with command ~s \
+and parameters ~s~%"
+ command params)
+ (zero? (apply system* "runhaskell" setup-file command params)))
+ (error "no Setup.hs nor Setup.lhs found"))))
+
+(define* (configure #:key outputs inputs tests? (configure-flags '())
+ #:allow-other-keys)
+ "Configure a given Haskell package."
+ (let* ((out (assoc-ref outputs "out"))
+ (input-dirs (match inputs
+ (((_ . dir) ...)
+ dir)
+ (_ '())))
+ (params (append `(,(string-append "--prefix=" out))
+ `(,(string-append
+ "--docdir=" out "/share/doc/"
+ (package-name-version out)))
+ `(,(string-append "--package-db=" %tmp-db-dir))
+ '("--global")
+ `(,(string-append
+ "--extra-include-dirs="
+ (list->search-path-as-string
+ (search-path-as-list '("include") input-dirs)
+ ":")))
+ `(,(string-append
+ "--extra-lib-dirs="
+ (list->search-path-as-string
+ (search-path-as-list '("lib") input-dirs)
+ ":")))
+ (if tests?
+ '("--enable-tests")
+ '())
+ configure-flags)))
+ (run-setuphs "configure" params)))
+
+(define* (build #:rest empty)
+ "Build a given Haskell package."
+ (run-setuphs "build" '()))
+
+(define* (install #:rest empty)
+ "Install a given Haskell package."
+ (run-setuphs "copy" '()))
+
+(define (package-name-version store-dir)
+ "Given a store directory STORE-DIR return 'name-version' of the package."
+ (let* ((base (basename store-dir)))
+ (string-drop base
+ (+ 1 (string-index base #\-)))))
+
+(define (grep rx port)
+ "Given a regular-expression RX including a group, read from PORT until the
+first match and return the content of the group."
+ (let ((line (read-line port)))
+ (if (eof-object? line)
+ #f
+ (let ((rx-result (regexp-exec rx line)))
+ (if rx-result
+ (match:substring rx-result 1)
+ (grep rx port))))))
+
+(define* (setup-compiler #:key system inputs outputs #:allow-other-keys)
+ "Setup the compiler environment."
+ (let* ((haskell (assoc-ref inputs "haskell"))
+ (name-version (package-name-version haskell)))
+ (cond
+ ((string-match "ghc" name-version)
+ (make-ghc-package-database system inputs outputs))
+ (else
+ (format #t
+ "Compiler ~a not supported~%" name-version)))))
+
+(define (make-ghc-package-database system inputs outputs)
+ "Generate the GHC package database."
+ (let* ((haskell (assoc-ref inputs "haskell"))
+ (input-dirs (match inputs
+ (((_ . dir) ...)
+ dir)
+ (_ '())))
+ (conf-dirs (search-path-as-list
+ `(,(string-append "lib/" system "-"
+ (package-name-version haskell)
+ "/package.conf.d"))
+ input-dirs))
+ (conf-files (append-map (cut find-files <> "\\.conf$") conf-dirs)))
+ (mkdir-p %tmp-db-dir)
+ (for-each (lambda (file)
+ (copy-file file
+ (string-append %tmp-db-dir "/" (basename file))))
+ conf-files)
+ (zero? (system* "ghc-pkg"
+ (string-append "--package-db=" %tmp-db-dir)
+ "recache"))))
+
+(define* (register #:key name system inputs outputs #:allow-other-keys)
+ "Generate the compiler registration file for a given Haskell package. Don't
+generate the cache as it would clash in user profiles."
+ (let* ((out (assoc-ref outputs "out"))
+ (haskell (assoc-ref inputs "haskell"))
+ (lib (string-append out "/lib"))
+ (config-dir (string-append lib "/" system
+ "-" (package-name-version haskell)
+ "/package.conf.d"))
+ (id-rx (make-regexp "^id: *(.*)$"))
+ (lib-rx (make-regexp "lib.*\\.(a|so)"))
+ (config-file (string-append config-dir "/" name ".conf"))
+ (params
+ (list (string-append "--gen-pkg-config=" config-file))))
+ (unless (null? (find-files lib lib-rx))
+ (mkdir-p config-dir)
+ (run-setuphs "register" params)
+ (let ((config-file-name+id
+ (call-with-ascii-input-file config-file (cut grep id-rx <>))))
+ (rename-file config-file
+ (string-append config-dir "/" config-file-name+id
+ ".conf"))))
+ #t))
+
+(define* (check #:key tests? test-target #:allow-other-keys)
+ "Run the test suite of a given Haskell package."
+ (if tests?
+ (run-setuphs test-target '())
+ (begin
+ (format #t "test suite not run~%")
+ #t)))
+
+(define* (haddock #:key outputs haddock? haddock-flags #:allow-other-keys)
+ "Run the test suite of a given Haskell package."
+ (if haddock?
+ (let* ((out (assoc-ref outputs "out"))
+ (doc-src (string-append (getcwd) "/dist/doc"))
+ (doc-dest (string-append out "/share/doc/"
+ (package-name-version out))))
+ (if (run-setuphs "haddock" haddock-flags)
+ (begin
+ (copy-recursively doc-src doc-dest)
+ #t)
+ #f))
+ #t))
+
+(define %standard-phases
+ (modify-phases gnu:%standard-phases
+ (add-before configure setup-compiler setup-compiler)
+ (add-after install haddock haddock)
+ (add-after install register register)
+ (replace install install)
+ (replace check check)
+ (replace build build)
+ (replace configure configure)))
+
+(define* (haskell-build #:key inputs (phases %standard-phases)
+ #:allow-other-keys #:rest args)
+ "Build the given Haskell package, applying all of PHASES in order."
+ (apply gnu:gnu-build
+ #:inputs inputs #:phases phases
+ args))
+
+;;; haskell-build-system.scm ends here
diff --git a/guix/scripts/package.scm b/guix/scripts/package.scm
index 3cc7ae760f..6190f3286d 100644
--- a/guix/scripts/package.scm
+++ b/guix/scripts/package.scm
@@ -232,6 +232,41 @@ DURATION-RELATION with the current time."
filter-by-duration)
(else #f)))
+(define (delete-matching-generations store profile pattern)
+ "Delete from PROFILE all the generations matching PATTERN. PATTERN must be
+a string denoting a set of generations: the empty list means \"all generations
+but the current one\", a number designates a generation, and other patterns
+denote ranges as interpreted by 'matching-derivations'."
+ (let ((current (generation-number profile)))
+ (cond ((not (file-exists? profile)) ; XXX: race condition
+ (raise (condition (&profile-not-found-error
+ (profile profile)))))
+ ((string-null? pattern)
+ (delete-generations (%store) profile
+ (delv current (profile-generations profile))))
+ ;; Do not delete the zeroth generation.
+ ((equal? 0 (string->number pattern))
+ #t)
+
+ ;; If PATTERN is a duration, match generations that are
+ ;; older than the specified duration.
+ ((matching-generations pattern profile
+ #:duration-relation >)
+ =>
+ (lambda (numbers)
+ (when (memv current numbers)
+ (warning (_ "not removing generation ~a, which is current~%")
+ current))
+
+ ;; Make sure we don't inadvertently remove the current
+ ;; generation.
+ (let ((numbers (delv current numbers)))
+ (when (null-list? numbers)
+ (leave (_ "no matching generation~%")))
+ (delete-generations (%store) profile numbers))))
+ (else
+ (leave (_ "invalid syntax: ~a~%") pattern)))))
+
;;;
;;; Package specifications.
@@ -751,9 +786,6 @@ more information.~%"))
(define dry-run? (assoc-ref opts 'dry-run?))
(define profile (assoc-ref opts 'profile))
- (define current-generation-number
- (generation-number profile))
-
;; First roll back if asked to.
(cond ((and (assoc-ref opts 'roll-back?)
(not dry-run?))
@@ -782,30 +814,7 @@ more information.~%"))
(for-each
(match-lambda
(('delete-generations . pattern)
- (cond ((not (file-exists? profile)) ; XXX: race condition
- (raise (condition (&profile-not-found-error
- (profile profile)))))
- ((string-null? pattern)
- (delete-generations
- (%store) profile
- (delete current-generation-number
- (profile-generations profile))))
- ;; Do not delete the zeroth generation.
- ((equal? 0 (string->number pattern))
- (exit 0))
-
- ;; If PATTERN is a duration, match generations that are
- ;; older than the specified duration.
- ((matching-generations pattern profile
- #:duration-relation >)
- =>
- (lambda (numbers)
- (if (null-list? numbers)
- (exit 1)
- (delete-generations (%store) profile numbers))))
- (else
- (leave (_ "invalid syntax: ~a~%")
- pattern)))
+ (delete-matching-generations (%store) profile pattern)
(process-actions
(alist-delete 'delete-generations opts)))
diff --git a/guix/scripts/publish.scm b/guix/scripts/publish.scm
new file mode 100644
index 0000000000..c7c66fefbe
--- /dev/null
+++ b/guix/scripts/publish.scm
@@ -0,0 +1,243 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 David Thompson <davet@gnu.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (guix scripts publish)
+ #:use-module ((system repl server) #:prefix repl:)
+ #:use-module (ice-9 binary-ports)
+ #:use-module (ice-9 format)
+ #:use-module (ice-9 match)
+ #:use-module (ice-9 regex)
+ #:use-module (rnrs io ports)
+ #:use-module (rnrs bytevectors)
+ #:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-2)
+ #:use-module (srfi srfi-26)
+ #:use-module (srfi srfi-37)
+ #:use-module (web http)
+ #:use-module (web request)
+ #:use-module (web response)
+ #:use-module (web server)
+ #:use-module (web uri)
+ #:use-module (guix base32)
+ #:use-module (guix base64)
+ #:use-module (guix config)
+ #:use-module (guix derivations)
+ #:use-module (guix hash)
+ #:use-module (guix pki)
+ #:use-module (guix pk-crypto)
+ #:use-module (guix store)
+ #:use-module (guix serialization)
+ #:use-module (guix ui)
+ #:export (guix-publish))
+
+(define (show-help)
+ (format #t (_ "Usage: guix publish [OPTION]...
+Publish ~a over HTTP.\n") %store-directory)
+ (display (_ "
+ -p, --port=PORT listen on PORT"))
+ (display (_ "
+ -r, --repl[=PORT] spawn REPL server on PORT"))
+ (newline)
+ (display (_ "
+ -h, --help display this help and exit"))
+ (display (_ "
+ -V, --version display version information and exit"))
+ (newline)
+ (show-bug-report-information))
+
+(define %options
+ (list (option '(#\h "help") #f #f
+ (lambda _
+ (show-help)
+ (exit 0)))
+ (option '(#\V "version") #f #f
+ (lambda _
+ (show-version-and-exit "guix publish")))
+ (option '(#\p "port") #t #f
+ (lambda (opt name arg result)
+ (alist-cons 'port (string->number* arg) result)))
+ (option '(#\r "repl") #f #t
+ (lambda (opt name arg result)
+ ;; If port unspecified, use default Guile REPL port.
+ (let ((port (and arg (string->number* arg))))
+ (alist-cons 'repl (or port 37146) result))))))
+
+(define %default-options
+ '((port . 8080)
+ (repl . #f)))
+
+(define (lazy-read-file-sexp file)
+ "Return a promise to read the canonical sexp from FILE."
+ (delay
+ (call-with-input-file file
+ (compose string->canonical-sexp
+ get-string-all))))
+
+(define %private-key
+ (lazy-read-file-sexp %private-key-file))
+
+(define %public-key
+ (lazy-read-file-sexp %public-key-file))
+
+(define %nix-cache-info
+ `(("StoreDir" . ,%store-directory)
+ ("WantMassQuery" . 0)
+ ("Priority" . 100)))
+
+(define (load-derivation file)
+ "Read the derivation from FILE."
+ (call-with-input-file file read-derivation))
+
+(define (signed-string s)
+ "Sign the hash of the string S with the daemon's key."
+ (let* ((public-key (force %public-key))
+ (hash (bytevector->hash-data (sha256 (string->utf8 s))
+ #:key-type (key-type public-key))))
+ (signature-sexp hash (force %private-key) public-key)))
+
+(define base64-encode-string
+ (compose base64-encode string->utf8))
+
+(define (narinfo-string store-path path-info key)
+ "Generate a narinfo key/value string for STORE-PATH using the details in
+PATH-INFO. The narinfo is signed with KEY."
+ (let* ((url (string-append "nar/" (basename store-path)))
+ (hash (bytevector->base32-string
+ (path-info-hash path-info)))
+ (size (path-info-nar-size path-info))
+ (references (string-join
+ (map basename (path-info-references path-info))
+ " "))
+ (deriver (path-info-deriver path-info))
+ (base-info (format #f
+ "StorePath: ~a
+URL: ~a
+Compression: none
+NarHash: sha256:~a
+NarSize: ~d
+References: ~a~%"
+ store-path url hash size references))
+ ;; Do not render a "Deriver" or "System" line if we are rendering
+ ;; info for a derivation.
+ (info (if (string-null? deriver)
+ base-info
+ (let ((drv (load-derivation deriver)))
+ (format #f "~aSystem: ~a~%Deriver: ~a~%"
+ base-info (derivation-system drv)
+ (basename deriver)))))
+ (signature (base64-encode-string
+ (canonical-sexp->string (signed-string info)))))
+ (format #f "~aSignature: 1;~a;~a~%" info (gethostname) signature)))
+
+(define (not-found request)
+ "Render 404 response for REQUEST."
+ (values (build-response #:code 404)
+ (string-append "Resource not found: "
+ (uri-path (request-uri request)))))
+
+(define (render-nix-cache-info)
+ "Render server information."
+ (values '((content-type . (text/plain)))
+ (lambda (port)
+ (for-each (match-lambda
+ ((key . value)
+ (format port "~a: ~a~%" key value)))
+ %nix-cache-info))))
+
+(define (render-narinfo store request hash)
+ "Render metadata for the store path corresponding to HASH."
+ (let* ((store-path (hash-part->path store hash))
+ (path-info (and (not (string-null? store-path))
+ (query-path-info store store-path))))
+ (if path-info
+ (values '((content-type . (application/x-nix-narinfo)))
+ (cut display
+ (narinfo-string store-path path-info (force %private-key))
+ <>))
+ (not-found request))))
+
+(define (render-nar request store-item)
+ "Render archive of the store path corresponding to STORE-ITEM."
+ (let ((store-path (string-append %store-directory "/" store-item)))
+ ;; The ISO-8859-1 charset *must* be used otherwise HTTP clients will
+ ;; interpret the byte stream as UTF-8 and arbitrarily change invalid byte
+ ;; sequences.
+ (if (file-exists? store-path)
+ (values '((content-type . (application/x-nix-archive
+ (charset . "ISO-8859-1"))))
+ (lambda (port)
+ (write-file store-path port)))
+ (not-found request))))
+
+(define extract-narinfo-hash
+ (let ((regexp (make-regexp "^([a-df-np-sv-z0-9]{32}).narinfo$")))
+ (lambda (str)
+ "Return the hash within the narinfo resource string STR, or false if STR
+is invalid."
+ (and=> (regexp-exec regexp str)
+ (cut match:substring <> 1)))))
+
+(define (get-request? request)
+ "Return #t if REQUEST uses the GET method."
+ (eq? (request-method request) 'GET))
+
+(define (request-path-components request)
+ "Split the URI path of REQUEST into a list of component strings. For
+example: \"/foo/bar\" yields '(\"foo\" \"bar\")."
+ (split-and-decode-uri-path (uri-path (request-uri request))))
+
+(define (make-request-handler store)
+ (lambda (request body)
+ (format #t "~a ~a~%"
+ (request-method request)
+ (uri-path (request-uri request)))
+ (if (get-request? request) ; reject POST, PUT, etc.
+ (match (request-path-components request)
+ ;; /nix-cache-info
+ (("nix-cache-info")
+ (render-nix-cache-info))
+ ;; /<hash>.narinfo
+ (((= extract-narinfo-hash (? string? hash)))
+ (render-narinfo store request hash))
+ ;; /nar/<store-item>
+ (("nar" store-item)
+ (render-nar request store-item))
+ (_ (not-found request)))
+ (not-found request))))
+
+(define (run-publish-server port store)
+ (run-server (make-request-handler store)
+ 'http
+ `(#:addr ,INADDR_ANY
+ #:port ,port)))
+
+(define (guix-publish . args)
+ (with-error-handling
+ (let* ((opts (args-fold* args %options
+ (lambda (opt name arg result)
+ (leave (_ "~A: unrecognized option~%") name))
+ (lambda (arg result)
+ (leave (_ "~A: extraneuous argument~%") arg))
+ %default-options))
+ (port (assoc-ref opts 'port))
+ (repl-port (assoc-ref opts 'repl)))
+ (format #t (_ "publishing ~a on port ~d~%") %store-directory port)
+ (when repl-port
+ (repl:spawn-server (repl:make-tcp-server-socket #:port repl-port)))
+ (with-store store
+ (run-publish-server (assoc-ref opts 'port) store)))))
diff --git a/guix/store.scm b/guix/store.scm
index 3d6b06989c..10b9062db2 100644
--- a/guix/store.scm
+++ b/guix/store.scm
@@ -60,6 +60,7 @@
valid-path?
query-path-hash
hash-part->path
+ query-path-info
add-text-to-store
add-to-store
build-things
@@ -79,6 +80,13 @@
substitutable-paths
substitutable-path-info
+ path-info?
+ path-info-deriver
+ path-info-hash
+ path-info-references
+ path-info-registration-time
+ path-info-nar-size
+
references
requisites
referrers
@@ -212,6 +220,24 @@
(cons (substitutable path deriver refs dl-size nar-size)
result))))))
+;; Information about a store path.
+(define-record-type <path-info>
+ (path-info deriver hash references registration-time nar-size)
+ path-info?
+ (deriver path-info-deriver)
+ (hash path-info-hash)
+ (references path-info-references)
+ (registration-time path-info-registration-time)
+ (nar-size path-info-nar-size))
+
+(define (read-path-info p)
+ (let ((deriver (read-store-path p))
+ (hash (base16-string->bytevector (read-string p)))
+ (refs (read-store-path-list p))
+ (registration-time (read-int p))
+ (nar-size (read-long-long p)))
+ (path-info deriver hash refs registration-time nar-size)))
+
(define-syntax write-arg
(syntax-rules (integer boolean file string string-list string-pairs
store-path store-path-list base16)
@@ -236,7 +262,7 @@
(define-syntax read-arg
(syntax-rules (integer boolean string store-path store-path-list
- substitutable-path-list base16)
+ substitutable-path-list path-info base16)
((_ integer p)
(read-int p))
((_ boolean p)
@@ -249,6 +275,8 @@
(read-store-path-list p))
((_ substitutable-path-list p)
(read-substitutable-path-list p))
+ ((_ path-info p)
+ (read-path-info p))
((_ base16 p)
(base16-string->bytevector (read-string p)))))
@@ -541,6 +569,10 @@ string). Raise an error if no such path exists."
;; /HASH.narinfo.
(query-path-from-hash-part server hash-part))))
+(define-operation (query-path-info (store-path path))
+ "Return the info (hash, references, etc.) for PATH."
+ path-info)
+
(define add-text-to-store
;; A memoizing version of `add-to-store', to avoid repeated RPCs with
;; the very same arguments during a given session.
diff --git a/guix/ui.scm b/guix/ui.scm
index 9e75a35d16..5ca5afe457 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -902,6 +902,8 @@ found."
(format (current-error-port)
(_ "guix: unrecognized option '~a'~%") o)
(show-guix-usage))
+ (("help" args ...)
+ (show-guix-help))
((command args ...)
(apply run-guix-command
(string->symbol command)