5 #include "parse-options.h"
6 #include "repository.h"
7 #include "commit-graph.h"
8 #include "object-store.h"
12 #define BUILTIN_COMMIT_GRAPH_VERIFY_USAGE \
13 N_("git commit-graph verify [--object-dir <objdir>] [--shallow] [--[no-]progress]")
15 #define BUILTIN_COMMIT_GRAPH_WRITE_USAGE \
16 N_("git commit-graph write [--object-dir <objdir>] [--append] " \
17 "[--split[=<strategy>]] [--reachable|--stdin-packs|--stdin-commits] " \
18 "[--changed-paths] [--[no-]max-new-filters <n>] [--[no-]progress] " \
21 static const char * builtin_commit_graph_verify_usage
[] = {
22 BUILTIN_COMMIT_GRAPH_VERIFY_USAGE
,
26 static const char * builtin_commit_graph_write_usage
[] = {
27 BUILTIN_COMMIT_GRAPH_WRITE_USAGE
,
31 static char const * const builtin_commit_graph_usage
[] = {
32 BUILTIN_COMMIT_GRAPH_VERIFY_USAGE
,
33 BUILTIN_COMMIT_GRAPH_WRITE_USAGE
,
37 static struct opts_commit_graph
{
46 int enable_changed_paths
;
49 static struct option common_opts
[] = {
50 OPT_STRING(0, "object-dir", &opts
.obj_dir
,
52 N_("the object directory to store the graph")),
53 OPT_BOOL(0, "progress", &opts
.progress
,
54 N_("force progress reporting")),
58 static struct option
*add_common_options(struct option
*to
)
60 return parse_options_concat(common_opts
, to
);
63 static int graph_verify(int argc
, const char **argv
)
65 struct commit_graph
*graph
= NULL
;
66 struct object_directory
*odb
= NULL
;
73 static struct option builtin_commit_graph_verify_options
[] = {
74 OPT_BOOL(0, "shallow", &opts
.shallow
,
75 N_("if the commit-graph is split, only verify the tip file")),
78 struct option
*options
= add_common_options(builtin_commit_graph_verify_options
);
80 trace2_cmd_mode("verify");
82 opts
.progress
= isatty(2);
83 argc
= parse_options(argc
, argv
, NULL
,
85 builtin_commit_graph_verify_usage
, 0);
87 usage_with_options(builtin_commit_graph_verify_usage
, options
);
90 opts
.obj_dir
= get_object_directory();
92 flags
|= COMMIT_GRAPH_VERIFY_SHALLOW
;
94 flags
|= COMMIT_GRAPH_WRITE_PROGRESS
;
96 odb
= find_odb(the_repository
, opts
.obj_dir
);
97 graph_name
= get_commit_graph_filename(odb
);
98 open_ok
= open_commit_graph(graph_name
, &fd
, &st
);
99 if (!open_ok
&& errno
!= ENOENT
)
100 die_errno(_("Could not open commit-graph '%s'"), graph_name
);
102 FREE_AND_NULL(graph_name
);
103 FREE_AND_NULL(options
);
106 graph
= load_commit_graph_one_fd_st(the_repository
, fd
, &st
, odb
);
108 graph
= read_commit_graph_one(the_repository
, odb
);
110 /* Return failure if open_ok predicted success */
115 return verify_commit_graph(the_repository
, graph
, flags
);
118 extern int read_replace_refs
;
119 static struct commit_graph_opts write_opts
;
121 static int write_option_parse_split(const struct option
*opt
, const char *arg
,
124 enum commit_graph_split_flags
*flags
= opt
->value
;
126 BUG_ON_OPT_NEG(unset
);
132 if (!strcmp(arg
, "no-merge"))
133 *flags
= COMMIT_GRAPH_SPLIT_MERGE_PROHIBITED
;
134 else if (!strcmp(arg
, "replace"))
135 *flags
= COMMIT_GRAPH_SPLIT_REPLACE
;
137 die(_("unrecognized --split argument, %s"), arg
);
142 static int read_one_commit(struct oidset
*commits
, struct progress
*progress
,
145 struct object
*result
;
146 struct object_id oid
;
149 if (parse_oid_hex(hash
, &oid
, &end
))
150 return error(_("unexpected non-hex object ID: %s"), hash
);
152 result
= deref_tag(the_repository
, parse_object(the_repository
, &oid
),
155 return error(_("invalid object: %s"), hash
);
156 else if (object_as_type(result
, OBJ_COMMIT
, 1))
157 oidset_insert(commits
, &result
->oid
);
159 display_progress(progress
, oidset_size(commits
));
164 static int write_option_max_new_filters(const struct option
*opt
,
168 int *to
= opt
->value
;
173 *to
= strtol(arg
, (char **)&s
, 10);
175 return error(_("%s expects a numerical value"),
176 optname(opt
, opt
->flags
));
181 static int git_commit_graph_write_config(const char *var
, const char *value
,
184 if (!strcmp(var
, "commitgraph.maxnewfilters"))
185 write_opts
.max_new_filters
= git_config_int(var
, value
);
187 * No need to fall-back to 'git_default_config', since this was already
188 * called in 'cmd_commit_graph()'.
193 static int graph_write(int argc
, const char **argv
)
195 struct string_list pack_indexes
= STRING_LIST_INIT_NODUP
;
196 struct strbuf buf
= STRBUF_INIT
;
197 struct oidset commits
= OIDSET_INIT
;
198 struct object_directory
*odb
= NULL
;
200 enum commit_graph_write_flags flags
= 0;
201 struct progress
*progress
= NULL
;
203 static struct option builtin_commit_graph_write_options
[] = {
204 OPT_BOOL(0, "reachable", &opts
.reachable
,
205 N_("start walk at all refs")),
206 OPT_BOOL(0, "stdin-packs", &opts
.stdin_packs
,
207 N_("scan pack-indexes listed by stdin for commits")),
208 OPT_BOOL(0, "stdin-commits", &opts
.stdin_commits
,
209 N_("start walk at commits listed by stdin")),
210 OPT_BOOL(0, "append", &opts
.append
,
211 N_("include all commits already in the commit-graph file")),
212 OPT_BOOL(0, "changed-paths", &opts
.enable_changed_paths
,
213 N_("enable computation for changed paths")),
214 OPT_CALLBACK_F(0, "split", &write_opts
.split_flags
, NULL
,
215 N_("allow writing an incremental commit-graph file"),
216 PARSE_OPT_OPTARG
| PARSE_OPT_NONEG
,
217 write_option_parse_split
),
218 OPT_INTEGER(0, "max-commits", &write_opts
.max_commits
,
219 N_("maximum number of commits in a non-base split commit-graph")),
220 OPT_INTEGER(0, "size-multiple", &write_opts
.size_multiple
,
221 N_("maximum ratio between two levels of a split commit-graph")),
222 OPT_EXPIRY_DATE(0, "expire-time", &write_opts
.expire_time
,
223 N_("only expire files older than a given date-time")),
224 OPT_CALLBACK_F(0, "max-new-filters", &write_opts
.max_new_filters
,
225 NULL
, N_("maximum number of changed-path Bloom filters to compute"),
226 0, write_option_max_new_filters
),
229 struct option
*options
= add_common_options(builtin_commit_graph_write_options
);
231 opts
.progress
= isatty(2);
232 opts
.enable_changed_paths
= -1;
233 write_opts
.size_multiple
= 2;
234 write_opts
.max_commits
= 0;
235 write_opts
.expire_time
= 0;
236 write_opts
.max_new_filters
= -1;
238 trace2_cmd_mode("write");
240 git_config(git_commit_graph_write_config
, &opts
);
242 argc
= parse_options(argc
, argv
, NULL
,
244 builtin_commit_graph_write_usage
, 0);
246 usage_with_options(builtin_commit_graph_write_usage
, options
);
248 if (opts
.reachable
+ opts
.stdin_packs
+ opts
.stdin_commits
> 1)
249 die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs"));
251 opts
.obj_dir
= get_object_directory();
253 flags
|= COMMIT_GRAPH_WRITE_APPEND
;
255 flags
|= COMMIT_GRAPH_WRITE_SPLIT
;
257 flags
|= COMMIT_GRAPH_WRITE_PROGRESS
;
258 if (!opts
.enable_changed_paths
)
259 flags
|= COMMIT_GRAPH_NO_WRITE_BLOOM_FILTERS
;
260 if (opts
.enable_changed_paths
== 1 ||
261 git_env_bool(GIT_TEST_COMMIT_GRAPH_CHANGED_PATHS
, 0))
262 flags
|= COMMIT_GRAPH_WRITE_BLOOM_FILTERS
;
264 read_replace_refs
= 0;
265 odb
= find_odb(the_repository
, opts
.obj_dir
);
267 if (opts
.reachable
) {
268 if (write_commit_graph_reachable(odb
, flags
, &write_opts
))
273 if (opts
.stdin_packs
) {
274 while (strbuf_getline(&buf
, stdin
) != EOF
)
275 string_list_append(&pack_indexes
,
276 strbuf_detach(&buf
, NULL
));
277 } else if (opts
.stdin_commits
) {
278 oidset_init(&commits
, 0);
280 progress
= start_delayed_progress(
281 _("Collecting commits from input"), 0);
283 while (strbuf_getline(&buf
, stdin
) != EOF
) {
284 if (read_one_commit(&commits
, progress
, buf
.buf
)) {
290 stop_progress(&progress
);
293 if (write_commit_graph(odb
,
294 opts
.stdin_packs
? &pack_indexes
: NULL
,
295 opts
.stdin_commits
? &commits
: NULL
,
301 FREE_AND_NULL(options
);
302 string_list_clear(&pack_indexes
, 0);
303 strbuf_release(&buf
);
307 int cmd_commit_graph(int argc
, const char **argv
, const char *prefix
)
309 struct option
*builtin_commit_graph_options
= common_opts
;
311 git_config(git_default_config
, NULL
);
312 argc
= parse_options(argc
, argv
, prefix
,
313 builtin_commit_graph_options
,
314 builtin_commit_graph_usage
,
315 PARSE_OPT_STOP_AT_NON_OPTION
);
319 save_commit_buffer
= 0;
321 if (!strcmp(argv
[0], "verify"))
322 return graph_verify(argc
, argv
);
323 else if (argc
&& !strcmp(argv
[0], "write"))
324 return graph_write(argc
, argv
);
326 error(_("unrecognized subcommand: %s"), argv
[0]);
328 usage_with_options(builtin_commit_graph_usage
,
329 builtin_commit_graph_options
);