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2021-11-16daemon: Do not deduplicate files smaller than 8 KiB....Files smaller than 8 KiB typically represent ~70% of the entries in /gnu/store/.links but only contribute to ~4% of the space savings afforded by deduplication. Not considering these files for deduplication speeds up file insertion in the store and, more importantly, leaves 'removeUnusedLinks' with fewer entries to traverse, thereby speeding it up proportionally. Partly fixes <https://issues.guix.gnu.org/24937>. * config-daemon.ac: Remove symlink hard link check and CAN_LINK_SYMLINK definition. * guix/store/deduplication.scm (%deduplication-minimum-size): New variable. (deduplicate)[loop]: Do not recurse when FILE's size is below %DEDUPLICATION-MINIMUM-SIZE. (dump-port): New procedure. (dump-file/deduplicate)[hash]: Turn into... [dump-and-compute-hash]: ... this thunk. Call 'deduplicate' only when SIZE is greater than %DEDUPLICATION-MINIMUM-SIZE; otherwise call 'dump-port'. * nix/libstore/gc.cc (LocalStore::removeUnusedLinks): Drop files where st.st_size < deduplicationMinSize. * nix/libstore/local-store.hh (deduplicationMinSize): New declaration. * nix/libstore/optimise-store.cc (deduplicationMinSize): New variable. (LocalStore::optimisePath_): Return when PATH is a symlink or smaller than 'deduplicationMinSize'. * tests/derivations.scm ("identical files are deduplicated"): Produce files bigger than %DEDUPLICATION-MINIMUM-SIZE. * tests/nar.scm ("restore-file-set with directories (signed, valid)"): Likewise. * tests/store-deduplication.scm ("deduplicate, below %deduplication-minimum-size"): New test. ("deduplicate", "deduplicate, ENOSPC"): Produce files bigger than %DEDUPLICATION-MINIMUM-SIZE. * tests/store.scm ("substitute, deduplication"): Likewise. Ludovic Courtès
2020-12-15nar: Deduplicate files right as they are restored....This avoids having to traverse and re-read the files that we have just restored, thereby reducing I/O. * guix/serialization.scm (dump-file): New procedure. (restore-file): Add #:dump-file parameter and honor it. * guix/store/deduplication.scm (tee, dump-file/deduplicate): New procedures. * guix/nar.scm (restore-one-item): Pass #:dump-file to 'restore-file'. (finalize-store-file): Pass #:deduplicate? #f to 'register-items'. * tests/nar.scm <top level>: Call 'setenv' to set "NIX_STORE". Ludovic Courtès
2020-12-15serialization: 'restore-file' sets canonical timestamp and permissions....* guix/serialization.scm (restore-file): Set the permissions and mtime of FILE. * guix/nar.scm (finalize-store-file): Pass #:reset-timestamps? #f to 'register-items'. * tests/nar.scm (rm-rf): Add 'chmod' calls to ensure files are writable. ("write-file + restore-file with symlinks"): Ensure every file in OUTPUT passes 'canonical-file?'. * tests/guix-archive.sh: Run "chmod -R +w" before "rm -rf". Ludovic Courtès
2020-12-15serialization: 'fold-archive' notifies about directory processing completion....* guix/serialization.scm (fold-archive): Call PROC with a 'directory-complete tag when done with a directory. (restore-file): Handle it. * guix/scripts/archive.scm (list-contents): Likewise. * guix/scripts/challenge.scm (archive-contents): Likewise. * tests/nar.scm ("write-file-tree + fold-archive"): Adjust accordingly. Ludovic Courtès
2019-12-12serialization: Add 'fold-archive'....* guix/serialization.scm (read-contents): Remove. (read-file-type, fold-archive): New procedures. (restore-file): Rewrite in terms of 'fold-archive'. * tests/nar.scm ("write-file-tree + fold-archive") ("write-file-tree + fold-archive, flat file"): New tests. Ludovic Courtès
2019-01-18serialization: 'restore-file' errors out upon non-convertible file names....Fixes <https://bugs.gnu.org/33603>. Reported by Maxim Cournoyer <maxim.cournoyer@gmail.com>. * guix/serialization.scm (port-conversion-strategy): New variable. (restore-file): Parameterize it. * tests/nar.scm ("restore-file with non-UTF8 locale"): New test. Ludovic Courtès
2018-11-13deduplication: Restore directory mtime and permissions after deduplication....Fixes <https://bugs.gnu.org/33361>. * guix/store/deduplication.scm (replace-with-link): Call 'set-file-time' and 'chmod' after 'rename-file'. * tests/nar.scm ("restore-file-set with directories (signed, valid)"): New test. Ludovic Courtès
2018-11-13tests: Check file canonicalization for 'restore-file-set'....* guix/tests.scm (canonical-file?): New procedure. * tests/nar.scm ("restore-file-set (signed, valid)"): Check that every item of FILES matches 'canonical-file?'. Ludovic Courtès
2018-11-13tests: Remove check for a feature that appeared in Guile 2.0.10....* tests/nar.scm: Remove test for 'open-sha256-input-port'. Ludovic Courtès
2018-09-04Switch to Guile-Gcrypt....This removes (guix hash) and (guix pk-crypto), which now live as part of Guile-Gcrypt (version 0.1.0.) * guix/gcrypt.scm, guix/hash.scm, guix/pk-crypto.scm, tests/hash.scm, tests/pk-crypto.scm: Remove. * configure.ac: Test for Guile-Gcrypt. Remove LIBGCRYPT and LIBGCRYPT_LIBDIR assignments. * m4/guix.m4 (GUIX_ASSERT_LIBGCRYPT_USABLE): Remove. * README: Add Guile-Gcrypt to the dependencies; move libgcrypt as "required unless --disable-daemon". * doc/guix.texi (Requirements): Likewise. * gnu/packages/bash.scm, guix/derivations.scm, guix/docker.scm, guix/git.scm, guix/http-client.scm, guix/import/cpan.scm, guix/import/cran.scm, guix/import/crate.scm, guix/import/elpa.scm, guix/import/gnu.scm, guix/import/hackage.scm, guix/import/texlive.scm, guix/import/utils.scm, guix/nar.scm, guix/pki.scm, guix/scripts/archive.scm, guix/scripts/authenticate.scm, guix/scripts/download.scm, guix/scripts/hash.scm, guix/scripts/pack.scm, guix/scripts/publish.scm, guix/scripts/refresh.scm, guix/scripts/substitute.scm, guix/store.scm, guix/store/deduplication.scm, guix/tests.scm, tests/base32.scm, tests/builders.scm, tests/challenge.scm, tests/cpan.scm, tests/crate.scm, tests/derivations.scm, tests/gem.scm, tests/nar.scm, tests/opam.scm, tests/pki.scm, tests/publish.scm, tests/pypi.scm, tests/store-deduplication.scm, tests/store.scm, tests/substitute.scm: Adjust imports. * gnu/system/vm.scm: Likewise. (guile-sqlite3&co): Rename to... (gcrypt-sqlite3&co): ... this. Add GUILE-GCRYPT. (expression->derivation-in-linux-vm)[config]: Remove. (iso9660-image)[config]: Remove. (qemu-image)[config]: Remove. (system-docker-image)[config]: Remove. * guix/scripts/pack.scm: Adjust imports. (guile-sqlite3&co): Rename to... (gcrypt-sqlite3&co): ... this. Add GUILE-GCRYPT. (self-contained-tarball)[build]: Call 'make-config.scm' without #:libgcrypt argument. (squashfs-image)[libgcrypt]: Remove. [build]: Call 'make-config.scm' without #:libgcrypt. (docker-image)[config, json]: Remove. [build]: Add GUILE-GCRYPT to the extensions Remove (guix config) from the imported modules. * guix/self.scm (specification->package): Remove "libgcrypt", add "guile-gcrypt". (compiled-guix): Remove #:libgcrypt. [guile-gcrypt]: New variable. [dependencies]: Add it. [*core-modules*]: Remove #:libgcrypt from 'make-config.scm' call. Add #:extensions. [*config*]: Remove #:libgcrypt from 'make-config.scm' call. (%dependency-variables): Remove %libgcrypt. (make-config.scm): Remove #:libgcrypt. * build-aux/build-self.scm (guile-gcrypt): New variable. (make-config.scm): Remove #:libgcrypt. (build-program)[fake-gcrypt-hash]: New variable. Add (gcrypt hash) to the imported modules. Adjust load path assignments. * gnu/packages/package-management.scm (guix)[propagated-inputs]: Add GUILE-GCRYPT. [arguments]: In 'wrap-program' phase, add GUILE-GCRYPT to the search path. Ludovic Courtès
2018-07-19serialization: Add 'write-file-tree'....* guix/serialization.scm (write-contents-from-port): New procedure. (write-contents): Write in terms of 'write-contents-from-port'. (filter/sort-directory-entries, write-file-tree): New procedures. (write-file): Rewrite in terms of 'write-file-tree'. * tests/nar.scm ("write-file-tree + restore-file"): New test. Ludovic Courtès
2017-03-18build: Require Guile >= 2.0.9....* configure.ac: Bump requirement to 2.0.9. * doc/guix.texi (Requirements): Adjust accordingly. * README (Requirements): Likewise. * build-aux/download.scm: Remove workaround for <http://bugs.gnu.org/13095>. * guix/build/download.scm: Likewise. (http-fetch)[post-2.0.7?]: Remove. Remove conditional code for not POST-2.0.7?. * guix/http-client.scm: Remove workaround for <http://bugs.gnu.org/13095>. (http-fetch)[post-2.0.7?]: Remove. Remove conditional code for not POST-2.0.7?. * guix/serialization.scm (read-latin1-string): Remove mention of 2.0.9. * tests/nar.scm: Use (ice-9 control). (let/ec): Remove. Ludovic Courtès
2017-03-08hash: Close or flush sha256 output ports before calling their 'get' procedure....Slightly different buffering of custom binary output ports in Guile 2.1.7 would lead tests missing 'close-port' or 'force-output' to fail. * tests/hash.scm ("open-sha256-port, hello"): Add call to 'force-output' before call to 'get'. * tests/nar.scm ("write-file puts file in C locale collation order"): Call 'close-port' before calling 'get-hash'. Ludovic Courtès
2016-06-12serialization: Add #:select? parameter to 'write-file'....* guix/serialization.scm (write-file): Add #:select? parameter and honor it. * tests/nar.scm ("write-file #:select? + restore-file"): New test. Ludovic Courtès
2016-04-03build: Add a Guile custom test driver using SRFI-64....Before that '.log' files for scheme tests were fragmented and not included in test-suite.log. This unifies the semantics of SRFI-64 API with Automake test suite. * build-aux/test-driver.scm: New file. * Makefile.am (SCM_LOG_DRIVER, AM_SCM_LOG_DRIVER_FLAGS): New variables. (SCM_LOG_COMPILER, AM_SCM_LOG_FLAGS): Delete variables. (AM_TESTS_ENVIRONMENT): Set GUILE_AUTO_COMPILE to 0. * test-env.in: Silence guix-daemon. * doc/guix.texi (Running the Test Suite): Describe how to display the detailed results. Bug reports require only 'test-suite.log' file. * tests/base32.scm, tests/build-utils.scm, tests/builders.scm, tests/challenge.scm, tests/cpan.scm, tests/cpio.scm, tests/cran.scm, tests/cve.scm, tests/derivations.scm, tests/elpa.scm, tests/file-systems.scm, tests/gem.scm, tests/gexp.scm, tests/gnu-maintenance.scm, tests/grafts.scm, tests/graph.scm, tests/gremlin.scm, tests/hackage.scm, tests/hash.scm, tests/import-utils.scm, tests/lint.scm, tests/monads.scm, tests/nar.scm, tests/packages.scm, tests/pk-crypto.scm, tests/pki.scm, tests/profiles.scm, tests/publish.scm, tests/pypi.scm, tests/records.scm, tests/scripts-build.scm, tests/scripts.scm, tests/services.scm, tests/sets.scm, tests/size.scm, tests/snix.scm, tests/store.scm, tests/substitute.scm, tests/syscalls.scm, tests/system.scm, tests/ui.scm, tests/union.scm, tests/upstream.scm, tests/utils.scm: Don't exit at the end of test groups. * tests/containers.scm: Likewise. Use 'test-skip' instead of exiting with error code 77. Mathieu Lirzin
2015-08-26tests: Work around Btrfs handling of nlink for empty directories....Fixes <http://bugs.gnu.org/21280>. Reported by Leo Famulari <leo@famulari.name>. * tests/nar.scm (file-tree-equal?): Use #t as the initial result. Btrfs would set nlink to 1 instead of 2 for an empty directory, thereby leading 'file-tree-equal?' to return #f. Ludovic Courtès
2015-06-24tests: Move 'file=?' to (guix tests)....* tests/nar.scm (file-tree-equal?)[file=?]: Move to... * guix/tests.scm (file=?): ... here. New procedure. Ludovic Courtès
2015-02-07serialization: Check for EOF and incomplete input conditions....Fixes <http://bugs.gnu.org/19756>. Reported by <sleep_walker@suse.cz>. * guix/serialization.scm (currently-restored-file): New variable. (get-bytevector-n*): New procedure. (read-int, read-long-long, read-string, read-latin1-string, read-contents): Use it instead of 'get-bytevector-n'. (restore-file): Parameterize 'currently-restored-file' and set it. * tests/nar.scm ("restore-file with incomplete input"): New test. Ludovic Courtès
2014-11-04tests: When a store item is to be deleted, make it statistically unique....Fixes <http://bugs.gnu.org/18935>. Reported by Mark H Weaver <mhw@netris.org>. Previously, if tests/nar.scm ran concurrently with tests/gexp.scm, the store item "foo" containing the string "Hello, world!" could be deleted (via 'delete-paths') from the tests/nar.scm daemon while the tests/gexp.scm daemon would still consider it live. * tests/nar.scm ("restore-file-set (missing signature)"): Use (random-text) rather than "Hello, world!", to avoid concurrent deletion of store item "foo" used in tests/gexp.scm. Ludovic Courtès
2014-10-09Break module cycle involving (guix store) and (guix ui)....Before, there was a cycle along the lines of: (guix store) -> (guix nar) -> (guix ui) -> (guix store) This caused problems, as discussed at: http://lists.gnu.org/archive/html/guix-devel/2014-10/msg00109.html This patch removes cycles in the (guix ...) modules. * guix/nar.scm (&nar-error, &nar-read-error, dump, write-contents, read-contents, %archive-version-1, write-file, restore-file): Move to... * guix/serialization.scm: ... here. * guix/store.scm: Remove dependency on (guix nar). * guix/scripts/hash.scm, guix/scripts/offload.scm, guix/scripts/substitute-binary.scm, tests/nar.scm, tests/store.scm, tests/substitute-binary.scm: Adjust accordingly. Ludovic Courtès
2014-08-23Factorize test suite support in (guix tests)....* guix/tests.scm: New file. * Makefile.am (noinst_DATA): New variable. (GOBJECTS): Add guix/tests.go. * tests/builders.scm (%store): Use 'open-connection-for-tests' from (guix tests). * tests/derivations.scm: Likewise. * tests/monads.scm: Likewise. * tests/packages.scm: Likewise. * tests/profiles.scm: Likewise. * tests/union.scm: Likewise. * tests/gexp.scm: Likewise. (guile-for-build): Remove. Use (%guile-for-build) instead. * tests/nar.scm (make-random-bytevector, %seed, random-text): Remove. (populate-file): Change 'make-random-bytevector' to 'random-bytevector'. Use (guix tests). * tests/store.scm (%seed, random-text): Remove. Use (guix tests). Ludovic Courtès
2014-02-21nar: Produce archives with files sorted in C collation order....* guix/nar.scm (write-file) <directory>: Pass 'string<?' as the second argument to 'scandir'. * tests/nar.scm ("write-file puts file in C locale collation order"): New test. Ludovic Courtès
2014-02-21nar: 'write-file' can write to non-file ports....* guix/nar.scm (write-contents): Use 'sendfile' only when P is a file port. * tests/nar.scm ("write-file supports non-file output ports"): New test. Ludovic Courtès
2014-01-24nar: Add 'restore-file-set', for use by build hooks....* guix/nar.scm (&nar-invalid-hash-error, &nar-signature-error): New condition types. (&nar-error): Add 'file' and 'port' fields. (&nar-read-error): Remove 'port' and 'file' fields. (lock-store-file, unlock-store-file, finalize-store-file, temporary-store-directory, restore-file-set): New procedures. * tests/nar.scm (%seed): New variable. (random-text): New procedure. ("restore-file-set (signed, valid)", "restore-file-set (missing signature)", "restore-file-set (corrupt)"): New tests. * po/Makevars (XGETTEXT_OPTIONS): Add '--keyword=message'.nar fixes * po/POTFILES.in: Add guix/nar.scm. Ludovic Courtès
2013-05-11tests: Fix out-of-source builds....* tests/nar.scm (%test-dir): Compute relative to `pre-inst-env', which is in $top_builddir. Ludovic Courtès
2013-04-12tests: Remove temporary directory created by nar.scm....* tests/nar.scm ("write-file + restore-file with symlinks"): Add (rm-rf output). Ludovic Courtès
2013-04-12nar: Add support for symlinks....* guix/nar.scm (write-file): Add case for type `symlink'. (restore-file): Likewise. * tests/nar.scm (random-file-size, make-file-tree, delete-file-tree, with-file-tree, file-tree-equal?, make-random-bytevector, populate-file): New procedures. (%test-dir): New variable. ("write-file + restore-file"): Use `%test-dir' and `file-tree-equal?'. ("write-file + restore-file with symlinks"): New test. Ludovic Courtès
2013-04-08nar: Implement restoration from Nar....* guix/nar.scm (&nar-error, &nar-read-error): New condition types. (dump): New procedure. (write-contents)[dump]: Remove. Use the one above instead. (read-contents, write-file, restore-file): New procedures. (%archive-version-1): New variable. Ludovic Courtès