fsck: verify multi-pack-index

When core.multiPackIndex is true, we may have a multi-pack-index in our object directory. Add calls to 'git multi-pack-index verify' at the end of 'git fsck' if so. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Derrick Stolee committed Sep 13, 2018 at 11:02 UTC 66ec0390e75406aa9f9295577052b9ec06d3a169
2 files changed +30 -1
builtin/fsck.c
+18
@@ -848,5 +848,23 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
848 }
849 }
850
851 + if (!git_config_get_bool("core.multipackindex", &i) && i) {
852 + struct child_process midx_verify = CHILD_PROCESS_INIT;
853 + const char *midx_argv[] = { "multi-pack-index", "verify", NULL, NULL, NULL };
854 +
855 + midx_verify.argv = midx_argv;
856 + midx_verify.git_cmd = 1;
857 + if (run_command(&midx_verify))
858 + errors_found |= ERROR_COMMIT_GRAPH;
859 +
860 + prepare_alt_odb(the_repository);
861 + for (alt = the_repository->objects->alt_odb_list; alt; alt = alt->next) {
862 + midx_argv[2] = "--object-dir";
863 + midx_argv[3] = alt->path;
864 + if (run_command(&midx_verify))
865 + errors_found |= ERROR_COMMIT_GRAPH;
866 + }
867 + }
868 +
869 return errors_found;
870 }
t/t5319-multi-pack-index.sh
+12 -1
@@ -160,12 +160,17 @@ corrupt_midx_and_verify() {
160 DATA="${2:-\0}" &&
161 OBJDIR=$3 &&
162 GREPSTR="$4" &&
163 + COMMAND="$5" &&
164 + if test -z "$COMMAND"
165 + then
166 + COMMAND="git multi-pack-index verify --object-dir=$OBJDIR"
167 + fi &&
168 FILE=$OBJDIR/pack/multi-pack-index &&
169 chmod a+w $FILE &&
170 test_when_finished mv midx-backup $FILE &&
171 cp $FILE midx-backup &&
172 printf "$DATA" | dd of="$FILE" bs=1 seek="$POS" conv=notrunc &&
168 - test_must_fail git multi-pack-index verify --object-dir=$OBJDIR 2>test_err &&
173 + test_must_fail $COMMAND 2>test_err &&
174 grep -v "^+" test_err >err &&
175 test_i18ngrep "$GREPSTR" err
176 }
@@ -258,6 +263,12 @@ test_expect_success 'verify incorrect offset' '
263 "incorrect object offset"
264 '
265
266 +test_expect_success 'git-fsck incorrect offset' '
267 + corrupt_midx_and_verify $MIDX_BYTE_OFFSET "\07" $objdir \
268 + "incorrect object offset" \
269 + "git -c core.multipackindex=true fsck"
270 +'
271 +
272 test_expect_success 'repack removes multi-pack-index' '
273 test_path_is_file $objdir/pack/multi-pack-index &&
274 git repack -adf &&