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path: root/reftable/readwrite_test.c
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2024-02-08Merge branch 'en/header-cleanup' into maint-2.43Junio C Hamano
Remove unused header "#include". * en/header-cleanup: treewide: remove unnecessary includes in source files treewide: add direct includes currently only pulled in transitively trace2/tr2_tls.h: remove unnecessary include submodule-config.h: remove unnecessary include pkt-line.h: remove unnecessary include line-log.h: remove unnecessary include http.h: remove unnecessary include fsmonitor--daemon.h: remove unnecessary includes blame.h: remove unnecessary includes archive.h: remove unnecessary include treewide: remove unnecessary includes in source files treewide: remove unnecessary includes from header files
2023-12-26treewide: remove unnecessary includes in source filesElijah Newren
Each of these were checked with gcc -E -I. ${SOURCE_FILE} | grep ${HEADER_FILE} to ensure that removing the direct inclusion of the header actually resulted in that header no longer being included at all (i.e. that no other header pulled it in transitively). ...except for a few cases where we verified that although the header was brought in transitively, nothing from it was directly used in that source file. These cases were: * builtin/credential-cache.c * builtin/pull.c * builtin/send-pack.c Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2023-12-11reftable/stack: fix use of unseeded randomnessPatrick Steinhardt
When writing a new reftable stack, Git will first create the stack with a random suffix so that concurrent updates will not try to write to the same file. This random suffix is computed via a call to rand(3P). But we never seed the function via srand(3P), which means that the suffix is in fact always the same. Fix this bug by using `git_rand()` instead, which does not need to be initialized. While this function is likely going to be slower depending on the platform, this slowness should not matter in practice as we only use it when writing a new reftable stack. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-02-23reftable: rename writer_stats to reftable_writer_statsHan-Wen Nienhuys
This function is part of the reftable API, so it should use the reftable_ prefix Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-02-23reftable: add test for length of disambiguating prefixHan-Wen Nienhuys
The ID => ref map is trimming object IDs to a disambiguating prefix. Check that we are computing their length correctly. Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-02-23reftable: ensure that obj_id_len is >= 2 on writingHan-Wen Nienhuys
When writing the same hash many times, we might decide to use a length-1 object ID prefix for the ObjectID => ref table, which is out of spec. Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-02-23reftable: add a test that verifies that writing empty keys failsHan-Wen Nienhuys
Empty keys can only be written as ref records with empty names. The log record has a logical timestamp in the key, so the key is never empty. Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-02-16Merge branch 'hn/reftable-coverity-fixes'Junio C Hamano
Problems identified by Coverity in the reftable code have been corrected. * hn/reftable-coverity-fixes: reftable: add print functions to the record types reftable: make reftable_record a tagged union reftable: remove outdated file reftable.c reftable: implement record equality generically reftable: make reftable-record.h function signatures const correct reftable: handle null refnames in reftable_ref_record_equal reftable: drop stray printf in readwrite_test reftable: order unittests by complexity reftable: all xxx_free() functions accept NULL arguments reftable: fix resource warning reftable: ignore remove() return value in stack_test.c reftable: check reftable_stack_auto_compact() return value reftable: fix resource leak blocksource.c reftable: fix resource leak in block.c error path reftable: fix OOB stack write in print functions
2022-01-20reftable: drop stray printf in readwrite_testHan-Wen Nienhuys
Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-01-20reftable: fix resource leak in block.c error pathHan-Wen Nienhuys
Add test coverage for corrupt zlib data. Fix memory leaks demonstrated by unittest. This problem was discovered by a Coverity scan. Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-12-23reftable: signal overflowHan-Wen Nienhuys
reflog entries have unbounded size. In theory, each log ('g') block in reftable can have an arbitrary size, so the format allows for arbitrarily sized reflog messages. However, in the implementation, we are not scaling the log blocks up with the message, and writing a large message fails. This triggers a failure for reftable in t7006-pager.sh. Until this is fixed more structurally, report an error from within the reftable library for easier debugging. Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-10-08reftable: reftable file level testsHan-Wen Nienhuys
With support for reading and writing files in place, we can construct files (in memory) and attempt to read them back. Because some sections of the format are optional (eg. indices, log entries), we have to exercise this code using multiple sizes of input data Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>