]>
Commit | Line | Data |
---|---|---|
ba84a797 | 1 | #include "cache.h" |
ba84a797 | 2 | #include "commit.h" |
ba84a797 LT |
3 | #include "diff.h" |
4 | #include "revision.h" | |
5 | #include "builtin.h" | |
94421474 | 6 | #include "reachable.h" |
629de472 | 7 | #include "parse-options.h" |
dc347195 | 8 | #include "progress.h" |
9460fd48 | 9 | #include "prune-packed.h" |
cbd53a21 | 10 | #include "object-store.h" |
120ad2b0 | 11 | #include "shallow.h" |
ba84a797 | 12 | |
629de472 | 13 | static const char * const prune_usage[] = { |
1a1fc2d5 | 14 | N_("git prune [-n] [-v] [--progress] [--expire <time>] [--] [<head>...]"), |
629de472 MB |
15 | NULL |
16 | }; | |
96f1e58f | 17 | static int show_only; |
b35ddf41 | 18 | static int verbose; |
dddbad72 | 19 | static timestamp_t expire; |
bf0a59b3 | 20 | static int show_progress = -1; |
ba84a797 | 21 | |
4454e9cb | 22 | static int prune_tmp_file(const char *fullpath) |
0e8316cc | 23 | { |
cbf731ed AS |
24 | struct stat st; |
25 | if (lstat(fullpath, &st)) | |
26 | return error("Could not stat '%s'", fullpath); | |
27 | if (st.st_mtime > expire) | |
28 | return 0; | |
90b29cb7 BC |
29 | if (show_only || verbose) |
30 | printf("Removing stale temporary file %s\n", fullpath); | |
0e8316cc | 31 | if (!show_only) |
691f1a28 | 32 | unlink_or_warn(fullpath); |
0e8316cc BC |
33 | return 0; |
34 | } | |
35 | ||
d55a30bb | 36 | static void perform_reachability_traversal(struct rev_info *revs) |
ba84a797 | 37 | { |
d55a30bb JK |
38 | static int initialized; |
39 | struct progress *progress = NULL; | |
40 | ||
41 | if (initialized) | |
42 | return; | |
43 | ||
44 | if (show_progress) | |
45 | progress = start_delayed_progress(_("Checking connectivity"), 0); | |
46 | mark_reachable_objects(revs, 1, expire, progress); | |
47 | stop_progress(&progress); | |
48 | initialized = 1; | |
49 | } | |
50 | ||
51 | static int is_object_reachable(const struct object_id *oid, | |
52 | struct rev_info *revs) | |
53 | { | |
c2bf473d JK |
54 | struct object *obj; |
55 | ||
d55a30bb | 56 | perform_reachability_traversal(revs); |
27e1e22d | 57 | |
d0229abd | 58 | obj = lookup_object(the_repository, oid); |
c2bf473d | 59 | return obj && (obj->flags & SEEN); |
d55a30bb JK |
60 | } |
61 | ||
62 | static int prune_object(const struct object_id *oid, const char *fullpath, | |
63 | void *data) | |
64 | { | |
65 | struct rev_info *revs = data; | |
66 | struct stat st; | |
67 | ||
68 | if (is_object_reachable(oid, revs)) | |
27e1e22d JK |
69 | return 0; |
70 | ||
71 | if (lstat(fullpath, &st)) { | |
72 | /* report errors, but do not stop pruning */ | |
73 | error("Could not stat '%s'", fullpath); | |
74 | return 0; | |
75 | } | |
cbf731ed AS |
76 | if (st.st_mtime > expire) |
77 | return 0; | |
b35ddf41 | 78 | if (show_only || verbose) { |
0df8e965 SB |
79 | enum object_type type = oid_object_info(the_repository, oid, |
80 | NULL); | |
76c1d9a0 | 81 | printf("%s %s\n", oid_to_hex(oid), |
debca9d2 | 82 | (type > 0) ? type_name(type) : "unknown"); |
b35ddf41 MG |
83 | } |
84 | if (!show_only) | |
691f1a28 | 85 | unlink_or_warn(fullpath); |
ba84a797 LT |
86 | return 0; |
87 | } | |
88 | ||
27e1e22d | 89 | static int prune_cruft(const char *basename, const char *path, void *data) |
ba84a797 | 90 | { |
27e1e22d JK |
91 | if (starts_with(basename, "tmp_obj_")) |
92 | prune_tmp_file(path); | |
93 | else | |
94 | fprintf(stderr, "bad sha1 file: %s\n", path); | |
ba84a797 LT |
95 | return 0; |
96 | } | |
97 | ||
70c49050 | 98 | static int prune_subdir(unsigned int nr, const char *path, void *data) |
ba84a797 | 99 | { |
27e1e22d JK |
100 | if (!show_only) |
101 | rmdir(path); | |
102 | return 0; | |
ba84a797 LT |
103 | } |
104 | ||
8464010f DST |
105 | /* |
106 | * Write errors (particularly out of space) can result in | |
107 | * failed temporary packs (and more rarely indexes and other | |
9517e6b8 | 108 | * files beginning with "tmp_") accumulating in the object |
db87e396 | 109 | * and the pack directories. |
8464010f | 110 | */ |
db87e396 | 111 | static void remove_temporary_files(const char *path) |
8464010f DST |
112 | { |
113 | DIR *dir; | |
114 | struct dirent *de; | |
8464010f | 115 | |
db87e396 | 116 | dir = opendir(path); |
8464010f | 117 | if (!dir) { |
db87e396 | 118 | fprintf(stderr, "Unable to open directory %s\n", path); |
8464010f DST |
119 | return; |
120 | } | |
0e8316cc | 121 | while ((de = readdir(dir)) != NULL) |
59556548 | 122 | if (starts_with(de->d_name, "tmp_")) |
4454e9cb | 123 | prune_tmp_file(mkpath("%s/%s", path, de->d_name)); |
8464010f DST |
124 | closedir(dir); |
125 | } | |
126 | ||
a633fca0 | 127 | int cmd_prune(int argc, const char **argv, const char *prefix) |
ba84a797 | 128 | { |
24304816 | 129 | struct rev_info revs; |
0c16cd49 | 130 | int exclude_promisor_objects = 0; |
629de472 | 131 | const struct option options[] = { |
8f5b7281 NTND |
132 | OPT__DRY_RUN(&show_only, N_("do not remove, show only")), |
133 | OPT__VERBOSE(&verbose, N_("report pruned objects")), | |
134 | OPT_BOOL(0, "progress", &show_progress, N_("show progress")), | |
27ec394a JH |
135 | OPT_EXPIRY_DATE(0, "expire", &expire, |
136 | N_("expire objects older than <time>")), | |
0c16cd49 JT |
137 | OPT_BOOL(0, "exclude-promisor-objects", &exclude_promisor_objects, |
138 | N_("limit traversal to objects outside promisor packfiles")), | |
629de472 MB |
139 | OPT_END() |
140 | }; | |
db87e396 | 141 | char *s; |
ba84a797 | 142 | |
dddbad72 | 143 | expire = TIME_MAX; |
16157b80 | 144 | save_commit_buffer = 0; |
6ebd1caf | 145 | read_replace_refs = 0; |
ff4056bb | 146 | ref_paranoia = 1; |
2abf3503 | 147 | repo_init_revisions(the_repository, &revs, prefix); |
ba84a797 | 148 | |
37782920 | 149 | argc = parse_options(argc, argv, prefix, options, prune_usage, 0); |
23af91d1 | 150 | |
067fbd41 JK |
151 | if (repository_format_precious_objects) |
152 | die(_("cannot prune in a precious-objects repo")); | |
153 | ||
fe308f53 | 154 | while (argc--) { |
af6730e7 | 155 | struct object_id oid; |
fe308f53 JH |
156 | const char *name = *argv++; |
157 | ||
af6730e7 | 158 | if (!get_oid(name, &oid)) { |
c251c83d | 159 | struct object *object = parse_object_or_die(&oid, |
160 | name); | |
fe308f53 JH |
161 | add_pending_object(&revs, object, ""); |
162 | } | |
163 | else | |
164 | die("unrecognized argument: %s", name); | |
165 | } | |
bf0a59b3 JK |
166 | |
167 | if (show_progress == -1) | |
168 | show_progress = isatty(2); | |
0c16cd49 JT |
169 | if (exclude_promisor_objects) { |
170 | fetch_if_missing = 0; | |
171 | revs.exclude_promisor_objects = 1; | |
172 | } | |
bf0a59b3 | 173 | |
27e1e22d | 174 | for_each_loose_file_in_objdir(get_object_directory(), prune_object, |
d55a30bb | 175 | prune_cruft, prune_subdir, &revs); |
ba84a797 | 176 | |
af0b4a3b | 177 | prune_packed_objects(show_only ? PRUNE_PACKED_DRY_RUN : 0); |
db87e396 | 178 | remove_temporary_files(get_object_directory()); |
4e2d094d | 179 | s = mkpathdup("%s/pack", get_object_directory()); |
db87e396 BC |
180 | remove_temporary_files(s); |
181 | free(s); | |
eab3296c | 182 | |
d55a30bb JK |
183 | if (is_repository_shallow(the_repository)) { |
184 | perform_reachability_traversal(&revs); | |
2588f6ed | 185 | prune_shallow(show_only ? PRUNE_SHOW_ONLY : 0); |
d55a30bb | 186 | } |
eab3296c | 187 | |
ba84a797 LT |
188 | return 0; |
189 | } |