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Commit | Line | Data |
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4ce58ee3 DS |
1 | #include "builtin.h" |
2 | #include "config.h" | |
f237c8b6 DS |
3 | #include "dir.h" |
4 | #include "lockfile.h" | |
4ce58ee3 | 5 | #include "parse-options.h" |
283e68c7 | 6 | #include "repository.h" |
f237c8b6 | 7 | #include "commit-graph.h" |
4ce58ee3 DS |
8 | |
9 | static char const * const builtin_commit_graph_usage[] = { | |
10 | N_("git commit-graph [--object-dir <objdir>]"), | |
2a2e32bd | 11 | N_("git commit-graph read [--object-dir <objdir>]"), |
283e68c7 | 12 | N_("git commit-graph verify [--object-dir <objdir>]"), |
59fb8770 | 13 | N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"), |
f237c8b6 DS |
14 | NULL |
15 | }; | |
16 | ||
283e68c7 DS |
17 | static const char * const builtin_commit_graph_verify_usage[] = { |
18 | N_("git commit-graph verify [--object-dir <objdir>]"), | |
19 | NULL | |
20 | }; | |
21 | ||
2a2e32bd DS |
22 | static const char * const builtin_commit_graph_read_usage[] = { |
23 | N_("git commit-graph read [--object-dir <objdir>]"), | |
24 | NULL | |
25 | }; | |
26 | ||
f237c8b6 | 27 | static const char * const builtin_commit_graph_write_usage[] = { |
59fb8770 | 28 | N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"), |
4ce58ee3 DS |
29 | NULL |
30 | }; | |
31 | ||
32 | static struct opts_commit_graph { | |
33 | const char *obj_dir; | |
59fb8770 | 34 | int reachable; |
049d51a2 | 35 | int stdin_packs; |
3d5df01b | 36 | int stdin_commits; |
7547b95b | 37 | int append; |
4ce58ee3 DS |
38 | } opts; |
39 | ||
283e68c7 DS |
40 | |
41 | static int graph_verify(int argc, const char **argv) | |
42 | { | |
43 | struct commit_graph *graph = NULL; | |
44 | char *graph_name; | |
45 | ||
46 | static struct option builtin_commit_graph_verify_options[] = { | |
47 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
48 | N_("dir"), | |
49 | N_("The object directory to store the graph")), | |
50 | OPT_END(), | |
51 | }; | |
52 | ||
53 | argc = parse_options(argc, argv, NULL, | |
54 | builtin_commit_graph_verify_options, | |
55 | builtin_commit_graph_verify_usage, 0); | |
56 | ||
57 | if (!opts.obj_dir) | |
58 | opts.obj_dir = get_object_directory(); | |
59 | ||
60 | graph_name = get_commit_graph_filename(opts.obj_dir); | |
61 | graph = load_commit_graph_one(graph_name); | |
62 | FREE_AND_NULL(graph_name); | |
63 | ||
64 | if (!graph) | |
65 | return 0; | |
66 | ||
0bfb48e6 | 67 | UNLEAK(graph); |
283e68c7 DS |
68 | return verify_commit_graph(the_repository, graph); |
69 | } | |
70 | ||
2a2e32bd DS |
71 | static int graph_read(int argc, const char **argv) |
72 | { | |
73 | struct commit_graph *graph = NULL; | |
74 | char *graph_name; | |
75 | ||
76 | static struct option builtin_commit_graph_read_options[] = { | |
77 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
78 | N_("dir"), | |
79 | N_("The object directory to store the graph")), | |
80 | OPT_END(), | |
81 | }; | |
82 | ||
83 | argc = parse_options(argc, argv, NULL, | |
84 | builtin_commit_graph_read_options, | |
85 | builtin_commit_graph_read_usage, 0); | |
86 | ||
87 | if (!opts.obj_dir) | |
88 | opts.obj_dir = get_object_directory(); | |
89 | ||
90 | graph_name = get_commit_graph_filename(opts.obj_dir); | |
91 | graph = load_commit_graph_one(graph_name); | |
92 | ||
0bfb48e6 | 93 | if (!graph) |
2a2e32bd | 94 | die("graph file %s does not exist", graph_name); |
883e5c7f | 95 | |
2a2e32bd DS |
96 | FREE_AND_NULL(graph_name); |
97 | ||
98 | printf("header: %08x %d %d %d %d\n", | |
99 | ntohl(*(uint32_t*)graph->data), | |
100 | *(unsigned char*)(graph->data + 4), | |
101 | *(unsigned char*)(graph->data + 5), | |
102 | *(unsigned char*)(graph->data + 6), | |
103 | *(unsigned char*)(graph->data + 7)); | |
104 | printf("num_commits: %u\n", graph->num_commits); | |
105 | printf("chunks:"); | |
106 | ||
107 | if (graph->chunk_oid_fanout) | |
108 | printf(" oid_fanout"); | |
109 | if (graph->chunk_oid_lookup) | |
110 | printf(" oid_lookup"); | |
111 | if (graph->chunk_commit_data) | |
112 | printf(" commit_metadata"); | |
113 | if (graph->chunk_large_edges) | |
114 | printf(" large_edges"); | |
115 | printf("\n"); | |
116 | ||
0bfb48e6 | 117 | UNLEAK(graph); |
c3756d5b | 118 | |
2a2e32bd DS |
119 | return 0; |
120 | } | |
121 | ||
d6538246 DS |
122 | extern int read_replace_refs; |
123 | ||
f237c8b6 DS |
124 | static int graph_write(int argc, const char **argv) |
125 | { | |
d88b14b3 DS |
126 | struct string_list *pack_indexes = NULL; |
127 | struct string_list *commit_hex = NULL; | |
128 | struct string_list lines; | |
049d51a2 | 129 | |
f237c8b6 DS |
130 | static struct option builtin_commit_graph_write_options[] = { |
131 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
132 | N_("dir"), | |
133 | N_("The object directory to store the graph")), | |
59fb8770 DS |
134 | OPT_BOOL(0, "reachable", &opts.reachable, |
135 | N_("start walk at all refs")), | |
049d51a2 DS |
136 | OPT_BOOL(0, "stdin-packs", &opts.stdin_packs, |
137 | N_("scan pack-indexes listed by stdin for commits")), | |
3d5df01b DS |
138 | OPT_BOOL(0, "stdin-commits", &opts.stdin_commits, |
139 | N_("start walk at commits listed by stdin")), | |
7547b95b DS |
140 | OPT_BOOL(0, "append", &opts.append, |
141 | N_("include all commits already in the commit-graph file")), | |
f237c8b6 DS |
142 | OPT_END(), |
143 | }; | |
144 | ||
145 | argc = parse_options(argc, argv, NULL, | |
146 | builtin_commit_graph_write_options, | |
147 | builtin_commit_graph_write_usage, 0); | |
148 | ||
59fb8770 DS |
149 | if (opts.reachable + opts.stdin_packs + opts.stdin_commits > 1) |
150 | die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs")); | |
f237c8b6 DS |
151 | if (!opts.obj_dir) |
152 | opts.obj_dir = get_object_directory(); | |
153 | ||
d6538246 DS |
154 | read_replace_refs = 0; |
155 | ||
59fb8770 | 156 | if (opts.reachable) { |
7b0f2292 | 157 | write_commit_graph_reachable(opts.obj_dir, opts.append, 1); |
59fb8770 DS |
158 | return 0; |
159 | } | |
160 | ||
d88b14b3 | 161 | string_list_init(&lines, 0); |
3d5df01b | 162 | if (opts.stdin_packs || opts.stdin_commits) { |
049d51a2 | 163 | struct strbuf buf = STRBUF_INIT; |
d88b14b3 DS |
164 | |
165 | while (strbuf_getline(&buf, stdin) != EOF) | |
166 | string_list_append(&lines, strbuf_detach(&buf, NULL)); | |
167 | ||
168 | if (opts.stdin_packs) | |
169 | pack_indexes = &lines; | |
170 | if (opts.stdin_commits) | |
171 | commit_hex = &lines; | |
0bfb48e6 MÅ |
172 | |
173 | UNLEAK(buf); | |
049d51a2 DS |
174 | } |
175 | ||
176 | write_commit_graph(opts.obj_dir, | |
177 | pack_indexes, | |
3d5df01b | 178 | commit_hex, |
7b0f2292 ÆAB |
179 | opts.append, |
180 | 1); | |
049d51a2 | 181 | |
0bfb48e6 | 182 | UNLEAK(lines); |
f237c8b6 DS |
183 | return 0; |
184 | } | |
4ce58ee3 DS |
185 | |
186 | int cmd_commit_graph(int argc, const char **argv, const char *prefix) | |
187 | { | |
188 | static struct option builtin_commit_graph_options[] = { | |
189 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
190 | N_("dir"), | |
191 | N_("The object directory to store the graph")), | |
192 | OPT_END(), | |
193 | }; | |
194 | ||
195 | if (argc == 2 && !strcmp(argv[1], "-h")) | |
196 | usage_with_options(builtin_commit_graph_usage, | |
197 | builtin_commit_graph_options); | |
198 | ||
199 | git_config(git_default_config, NULL); | |
200 | argc = parse_options(argc, argv, prefix, | |
201 | builtin_commit_graph_options, | |
202 | builtin_commit_graph_usage, | |
203 | PARSE_OPT_STOP_AT_NON_OPTION); | |
204 | ||
f237c8b6 | 205 | if (argc > 0) { |
2a2e32bd DS |
206 | if (!strcmp(argv[0], "read")) |
207 | return graph_read(argc, argv); | |
283e68c7 DS |
208 | if (!strcmp(argv[0], "verify")) |
209 | return graph_verify(argc, argv); | |
f237c8b6 DS |
210 | if (!strcmp(argv[0], "write")) |
211 | return graph_write(argc, argv); | |
212 | } | |
213 | ||
4ce58ee3 DS |
214 | usage_with_options(builtin_commit_graph_usage, |
215 | builtin_commit_graph_options); | |
216 | } |