diff options
| -rw-r--r-- | cache-tree.c | 5 | ||||
| -rw-r--r-- | cache.h | 1 | ||||
| -rw-r--r-- | object-file.c | 20 | ||||
| -rw-r--r-- | object-store.h | 10 | ||||
| -rwxr-xr-x | t/t0004-unwritable.sh | 47 |
5 files changed, 67 insertions, 16 deletions
diff --git a/cache-tree.c b/cache-tree.c index 90919f9e34..f21bfc631c 100644 --- a/cache-tree.c +++ b/cache-tree.c @@ -440,8 +440,9 @@ static int update_one(struct cache_tree *it, } else if (dryrun) { hash_object_file(the_hash_algo, buffer.buf, buffer.len, tree_type, &it->oid); - } else if (write_object_file(buffer.buf, buffer.len, tree_type, - &it->oid)) { + } else if (write_object_file_flags(buffer.buf, buffer.len, tree_type, + &it->oid, flags & WRITE_TREE_SILENT + ? HASH_SILENT : 0)) { strbuf_release(&buffer); return -1; } @@ -887,6 +887,7 @@ int ie_modified(struct index_state *, const struct cache_entry *, struct stat *, #define HASH_WRITE_OBJECT 1 #define HASH_FORMAT_CHECK 2 #define HASH_RENORMALIZE 4 +#define HASH_SILENT 8 int index_fd(struct index_state *istate, struct object_id *oid, int fd, struct stat *st, enum object_type type, const char *path, unsigned flags); int index_path(struct index_state *istate, struct object_id *oid, const char *path, struct stat *st, unsigned flags); diff --git a/object-file.c b/object-file.c index b3e1718885..02b7970274 100644 --- a/object-file.c +++ b/object-file.c @@ -1862,7 +1862,7 @@ static int create_tmpfile(struct strbuf *tmp, const char *filename) static int write_loose_object(const struct object_id *oid, char *hdr, int hdrlen, const void *buf, unsigned long len, - time_t mtime) + time_t mtime, unsigned flags) { int fd, ret; unsigned char compressed[4096]; @@ -1876,7 +1876,9 @@ static int write_loose_object(const struct object_id *oid, char *hdr, fd = create_tmpfile(&tmp_file, filename.buf); if (fd < 0) { - if (errno == EACCES) + if (flags & HASH_SILENT) + return -1; + else if (errno == EACCES) return error(_("insufficient permission for adding an object to repository database %s"), get_object_directory()); else return error_errno(_("unable to create temporary file")); @@ -1926,7 +1928,8 @@ static int write_loose_object(const struct object_id *oid, char *hdr, struct utimbuf utb; utb.actime = mtime; utb.modtime = mtime; - if (utime(tmp_file.buf, &utb) < 0) + if (utime(tmp_file.buf, &utb) < 0 && + !(flags & HASH_SILENT)) warning_errno(_("failed utime() on %s"), tmp_file.buf); } @@ -1951,8 +1954,9 @@ static int freshen_packed_object(const struct object_id *oid) return 1; } -int write_object_file(const void *buf, unsigned long len, const char *type, - struct object_id *oid) +int write_object_file_flags(const void *buf, unsigned long len, + const char *type, struct object_id *oid, + unsigned flags) { char hdr[MAX_HEADER_LEN]; int hdrlen = sizeof(hdr); @@ -1964,7 +1968,7 @@ int write_object_file(const void *buf, unsigned long len, const char *type, &hdrlen); if (freshen_packed_object(oid) || freshen_loose_object(oid)) return 0; - return write_loose_object(oid, hdr, hdrlen, buf, len, 0); + return write_loose_object(oid, hdr, hdrlen, buf, len, 0, flags); } int hash_object_file_literally(const void *buf, unsigned long len, @@ -1984,7 +1988,7 @@ int hash_object_file_literally(const void *buf, unsigned long len, goto cleanup; if (freshen_packed_object(oid) || freshen_loose_object(oid)) goto cleanup; - status = write_loose_object(oid, header, hdrlen, buf, len, 0); + status = write_loose_object(oid, header, hdrlen, buf, len, 0, 0); cleanup: free(header); @@ -2006,7 +2010,7 @@ int force_object_loose(const struct object_id *oid, time_t mtime) if (!buf) return error(_("cannot read object for %s"), oid_to_hex(oid)); hdrlen = xsnprintf(hdr, sizeof(hdr), "%s %"PRIuMAX , type_name(type), (uintmax_t)len) + 1; - ret = write_loose_object(oid, hdr, hdrlen, buf, len, mtime); + ret = write_loose_object(oid, hdr, hdrlen, buf, len, mtime, 0); free(buf); return ret; diff --git a/object-store.h b/object-store.h index 07387dc48f..952efb6a4b 100644 --- a/object-store.h +++ b/object-store.h @@ -223,8 +223,14 @@ int hash_object_file(const struct git_hash_algo *algo, const void *buf, unsigned long len, const char *type, struct object_id *oid); -int write_object_file(const void *buf, unsigned long len, - const char *type, struct object_id *oid); +int write_object_file_flags(const void *buf, unsigned long len, + const char *type, struct object_id *oid, + unsigned flags); +static inline int write_object_file(const void *buf, unsigned long len, + const char *type, struct object_id *oid) +{ + return write_object_file_flags(buf, len, type, oid, 0); +} int hash_object_file_literally(const void *buf, unsigned long len, const char *type, struct object_id *oid, diff --git a/t/t0004-unwritable.sh b/t/t0004-unwritable.sh index 37d68ef03b..2e9d652d82 100755 --- a/t/t0004-unwritable.sh +++ b/t/t0004-unwritable.sh @@ -19,27 +19,66 @@ test_expect_success setup ' test_expect_success POSIXPERM,SANITY 'write-tree should notice unwritable repository' ' test_when_finished "chmod 775 .git/objects .git/objects/??" && chmod a-w .git/objects .git/objects/?? && - test_must_fail git write-tree + test_must_fail git write-tree 2>out.write-tree +' + +test_lazy_prereq WRITE_TREE_OUT 'test -e "$TRASH_DIRECTORY"/out.write-tree' +test_expect_success WRITE_TREE_OUT 'write-tree output on unwritable repository' ' + cat >expect <<-\EOF && + error: insufficient permission for adding an object to repository database .git/objects + fatal: git-write-tree: error building trees + EOF + test_cmp expect out.write-tree ' test_expect_success POSIXPERM,SANITY,!SANITIZE_LEAK 'commit should notice unwritable repository' ' test_when_finished "chmod 775 .git/objects .git/objects/??" && chmod a-w .git/objects .git/objects/?? && - test_must_fail git commit -m second + test_must_fail git commit -m second 2>out.commit +' + +test_lazy_prereq COMMIT_OUT 'test -e "$TRASH_DIRECTORY"/out.commit' +test_expect_success COMMIT_OUT 'commit output on unwritable repository' ' + cat >expect <<-\EOF && + error: insufficient permission for adding an object to repository database .git/objects + error: Error building trees + EOF + test_cmp expect out.commit ' test_expect_success POSIXPERM,SANITY 'update-index should notice unwritable repository' ' test_when_finished "chmod 775 .git/objects .git/objects/??" && echo 6O >file && chmod a-w .git/objects .git/objects/?? && - test_must_fail git update-index file + test_must_fail git update-index file 2>out.update-index +' + +test_lazy_prereq UPDATE_INDEX_OUT 'test -e "$TRASH_DIRECTORY"/out.update-index' +test_expect_success UPDATE_INDEX_OUT 'update-index output on unwritable repository' ' + cat >expect <<-\EOF && + error: insufficient permission for adding an object to repository database .git/objects + error: file: failed to insert into database + fatal: Unable to process path file + EOF + test_cmp expect out.update-index ' test_expect_success POSIXPERM,SANITY 'add should notice unwritable repository' ' test_when_finished "chmod 775 .git/objects .git/objects/??" && echo b >file && chmod a-w .git/objects .git/objects/?? && - test_must_fail git add file + test_must_fail git add file 2>out.add +' + +test_lazy_prereq ADD_OUT 'test -e "$TRASH_DIRECTORY"/out.add' +test_expect_success ADD_OUT 'add output on unwritable repository' ' + cat >expect <<-\EOF && + error: insufficient permission for adding an object to repository database .git/objects + error: file: failed to insert into database + error: unable to index file '\''file'\'' + fatal: updating files failed + EOF + test_cmp expect out.add ' test_done |