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Commit | Line | Data |
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5e3f94df | 1 | #include "git-compat-util.h" |
bb2c3495 VD |
2 | #include "diagnose.h" |
3 | #include "compat/disk.h" | |
4 | #include "archive.h" | |
5 | #include "dir.h" | |
6 | #include "help.h" | |
f394e093 | 7 | #include "gettext.h" |
41771fa4 | 8 | #include "hex.h" |
bb2c3495 | 9 | #include "strvec.h" |
a034e910 | 10 | #include "object-store-ll.h" |
bb2c3495 | 11 | #include "packfile.h" |
49fd5511 | 12 | #include "parse-options.h" |
d48be35c | 13 | #include "write-or-die.h" |
bb2c3495 | 14 | |
33cba726 VD |
15 | struct archive_dir { |
16 | const char *path; | |
17 | int recursive; | |
18 | }; | |
19 | ||
7ecf193f VD |
20 | struct diagnose_option { |
21 | enum diagnose_mode mode; | |
22 | const char *option_name; | |
23 | }; | |
24 | ||
25 | static struct diagnose_option diagnose_options[] = { | |
26 | { DIAGNOSE_STATS, "stats" }, | |
27 | { DIAGNOSE_ALL, "all" }, | |
28 | }; | |
29 | ||
30 | int option_parse_diagnose(const struct option *opt, const char *arg, int unset) | |
31 | { | |
32 | int i; | |
33 | enum diagnose_mode *diagnose = opt->value; | |
34 | ||
35 | if (!arg) { | |
36 | *diagnose = unset ? DIAGNOSE_NONE : DIAGNOSE_STATS; | |
37 | return 0; | |
38 | } | |
39 | ||
40 | for (i = 0; i < ARRAY_SIZE(diagnose_options); i++) { | |
41 | if (!strcmp(arg, diagnose_options[i].option_name)) { | |
42 | *diagnose = diagnose_options[i].mode; | |
43 | return 0; | |
44 | } | |
45 | } | |
46 | ||
47 | return error(_("invalid --%s value '%s'"), opt->long_name, arg); | |
48 | } | |
49 | ||
be252d33 JK |
50 | static void dir_file_stats_objects(const char *full_path, |
51 | size_t full_path_len UNUSED, | |
bb2c3495 VD |
52 | const char *file_name, void *data) |
53 | { | |
54 | struct strbuf *buf = data; | |
55 | struct stat st; | |
56 | ||
57 | if (!stat(full_path, &st)) | |
58 | strbuf_addf(buf, "%-70s %16" PRIuMAX "\n", file_name, | |
59 | (uintmax_t)st.st_size); | |
60 | } | |
61 | ||
62 | static int dir_file_stats(struct object_directory *object_dir, void *data) | |
63 | { | |
64 | struct strbuf *buf = data; | |
65 | ||
66 | strbuf_addf(buf, "Contents of %s:\n", object_dir->path); | |
67 | ||
68 | for_each_file_in_pack_dir(object_dir->path, dir_file_stats_objects, | |
69 | data); | |
70 | ||
71 | return 0; | |
72 | } | |
73 | ||
cb98e1d5 VD |
74 | static int count_files(struct strbuf *path) |
75 | { | |
76 | DIR *dir = opendir(path->buf); | |
bb2c3495 VD |
77 | struct dirent *e; |
78 | int count = 0; | |
79 | ||
80 | if (!dir) | |
81 | return 0; | |
82 | ||
cb98e1d5 | 83 | while ((e = readdir_skip_dot_and_dotdot(dir)) != NULL) |
aa79636f | 84 | if (get_dtype(e, path, 0) == DT_REG) |
bb2c3495 VD |
85 | count++; |
86 | ||
87 | closedir(dir); | |
88 | return count; | |
89 | } | |
90 | ||
91 | static void loose_objs_stats(struct strbuf *buf, const char *path) | |
92 | { | |
93 | DIR *dir = opendir(path); | |
94 | struct dirent *e; | |
95 | int count; | |
96 | int total = 0; | |
97 | unsigned char c; | |
98 | struct strbuf count_path = STRBUF_INIT; | |
99 | size_t base_path_len; | |
100 | ||
101 | if (!dir) | |
102 | return; | |
103 | ||
104 | strbuf_addstr(buf, "Object directory stats for "); | |
105 | strbuf_add_absolute_path(buf, path); | |
106 | strbuf_addstr(buf, ":\n"); | |
107 | ||
108 | strbuf_add_absolute_path(&count_path, path); | |
109 | strbuf_addch(&count_path, '/'); | |
110 | base_path_len = count_path.len; | |
111 | ||
cb98e1d5 | 112 | while ((e = readdir_skip_dot_and_dotdot(dir)) != NULL) |
aa79636f | 113 | if (get_dtype(e, &count_path, 0) == DT_DIR && |
cb98e1d5 | 114 | strlen(e->d_name) == 2 && |
bb2c3495 VD |
115 | !hex_to_bytes(&c, e->d_name, 1)) { |
116 | strbuf_setlen(&count_path, base_path_len); | |
cb98e1d5 VD |
117 | strbuf_addf(&count_path, "%s/", e->d_name); |
118 | total += (count = count_files(&count_path)); | |
bb2c3495 VD |
119 | strbuf_addf(buf, "%s : %7d files\n", e->d_name, count); |
120 | } | |
121 | ||
122 | strbuf_addf(buf, "Total: %d loose objects", total); | |
123 | ||
124 | strbuf_release(&count_path); | |
125 | closedir(dir); | |
126 | } | |
127 | ||
128 | static int add_directory_to_archiver(struct strvec *archiver_args, | |
129 | const char *path, int recurse) | |
130 | { | |
131 | int at_root = !*path; | |
132 | DIR *dir; | |
133 | struct dirent *e; | |
134 | struct strbuf buf = STRBUF_INIT; | |
135 | size_t len; | |
136 | int res = 0; | |
137 | ||
138 | dir = opendir(at_root ? "." : path); | |
139 | if (!dir) { | |
140 | if (errno == ENOENT) { | |
141 | warning(_("could not archive missing directory '%s'"), path); | |
142 | return 0; | |
143 | } | |
144 | return error_errno(_("could not open directory '%s'"), path); | |
145 | } | |
146 | ||
147 | if (!at_root) | |
148 | strbuf_addf(&buf, "%s/", path); | |
149 | len = buf.len; | |
150 | strvec_pushf(archiver_args, "--prefix=%s", buf.buf); | |
151 | ||
cb98e1d5 VD |
152 | while (!res && (e = readdir_skip_dot_and_dotdot(dir))) { |
153 | struct strbuf abspath = STRBUF_INIT; | |
154 | unsigned char dtype; | |
155 | ||
156 | strbuf_add_absolute_path(&abspath, at_root ? "." : path); | |
157 | strbuf_addch(&abspath, '/'); | |
aa79636f | 158 | dtype = get_dtype(e, &abspath, 0); |
bb2c3495 VD |
159 | |
160 | strbuf_setlen(&buf, len); | |
161 | strbuf_addstr(&buf, e->d_name); | |
162 | ||
cb98e1d5 | 163 | if (dtype == DT_REG) |
bb2c3495 | 164 | strvec_pushf(archiver_args, "--add-file=%s", buf.buf); |
cb98e1d5 | 165 | else if (dtype != DT_DIR) |
bb2c3495 VD |
166 | warning(_("skipping '%s', which is neither file nor " |
167 | "directory"), buf.buf); | |
168 | else if (recurse && | |
169 | add_directory_to_archiver(archiver_args, | |
170 | buf.buf, recurse) < 0) | |
171 | res = -1; | |
cb98e1d5 VD |
172 | |
173 | strbuf_release(&abspath); | |
bb2c3495 VD |
174 | } |
175 | ||
176 | closedir(dir); | |
177 | strbuf_release(&buf); | |
178 | return res; | |
179 | } | |
180 | ||
33cba726 | 181 | int create_diagnostics_archive(struct strbuf *zip_path, enum diagnose_mode mode) |
bb2c3495 VD |
182 | { |
183 | struct strvec archiver_args = STRVEC_INIT; | |
184 | char **argv_copy = NULL; | |
185 | int stdout_fd = -1, archiver_fd = -1; | |
186 | struct strbuf buf = STRBUF_INIT; | |
33cba726 VD |
187 | int res, i; |
188 | struct archive_dir archive_dirs[] = { | |
189 | { ".git", 0 }, | |
190 | { ".git/hooks", 0 }, | |
191 | { ".git/info", 0 }, | |
192 | { ".git/logs", 1 }, | |
193 | { ".git/objects/info", 0 } | |
194 | }; | |
195 | ||
196 | if (mode == DIAGNOSE_NONE) { | |
197 | res = 0; | |
198 | goto diagnose_cleanup; | |
199 | } | |
bb2c3495 VD |
200 | |
201 | stdout_fd = dup(STDOUT_FILENO); | |
202 | if (stdout_fd < 0) { | |
203 | res = error_errno(_("could not duplicate stdout")); | |
204 | goto diagnose_cleanup; | |
205 | } | |
206 | ||
207 | archiver_fd = xopen(zip_path->buf, O_CREAT | O_WRONLY | O_TRUNC, 0666); | |
208 | if (dup2(archiver_fd, STDOUT_FILENO) < 0) { | |
209 | res = error_errno(_("could not redirect output")); | |
210 | goto diagnose_cleanup; | |
211 | } | |
212 | ||
213 | init_zip_archiver(); | |
214 | strvec_pushl(&archiver_args, "git-diagnose", "--format=zip", NULL); | |
215 | ||
216 | strbuf_reset(&buf); | |
217 | strbuf_addstr(&buf, "Collecting diagnostic info\n\n"); | |
218 | get_version_info(&buf, 1); | |
219 | ||
220 | strbuf_addf(&buf, "Repository root: %s\n", the_repository->worktree); | |
221 | get_disk_info(&buf); | |
222 | write_or_die(stdout_fd, buf.buf, buf.len); | |
223 | strvec_pushf(&archiver_args, | |
224 | "--add-virtual-file=diagnostics.log:%.*s", | |
225 | (int)buf.len, buf.buf); | |
226 | ||
227 | strbuf_reset(&buf); | |
228 | strbuf_addstr(&buf, "--add-virtual-file=packs-local.txt:"); | |
229 | dir_file_stats(the_repository->objects->odb, &buf); | |
230 | foreach_alt_odb(dir_file_stats, &buf); | |
231 | strvec_push(&archiver_args, buf.buf); | |
232 | ||
233 | strbuf_reset(&buf); | |
234 | strbuf_addstr(&buf, "--add-virtual-file=objects-local.txt:"); | |
235 | loose_objs_stats(&buf, ".git/objects"); | |
236 | strvec_push(&archiver_args, buf.buf); | |
237 | ||
33cba726 VD |
238 | /* Only include this if explicitly requested */ |
239 | if (mode == DIAGNOSE_ALL) { | |
240 | for (i = 0; i < ARRAY_SIZE(archive_dirs); i++) { | |
241 | if (add_directory_to_archiver(&archiver_args, | |
242 | archive_dirs[i].path, | |
243 | archive_dirs[i].recursive)) { | |
244 | res = error_errno(_("could not add directory '%s' to archiver"), | |
245 | archive_dirs[i].path); | |
246 | goto diagnose_cleanup; | |
247 | } | |
248 | } | |
249 | } | |
bb2c3495 VD |
250 | |
251 | strvec_pushl(&archiver_args, "--prefix=", | |
252 | oid_to_hex(the_hash_algo->empty_tree), "--", NULL); | |
253 | ||
254 | /* `write_archive()` modifies the `argv` passed to it. Let it. */ | |
255 | argv_copy = xmemdupz(archiver_args.v, | |
256 | sizeof(char *) * archiver_args.nr); | |
257 | res = write_archive(archiver_args.nr, (const char **)argv_copy, NULL, | |
258 | the_repository, NULL, 0); | |
259 | if (res) { | |
260 | error(_("failed to write archive")); | |
261 | goto diagnose_cleanup; | |
262 | } | |
263 | ||
264 | fprintf(stderr, "\n" | |
265 | "Diagnostics complete.\n" | |
266 | "All of the gathered info is captured in '%s'\n", | |
267 | zip_path->buf); | |
268 | ||
269 | diagnose_cleanup: | |
270 | if (archiver_fd >= 0) { | |
271 | dup2(stdout_fd, STDOUT_FILENO); | |
272 | close(stdout_fd); | |
273 | close(archiver_fd); | |
274 | } | |
275 | free(argv_copy); | |
276 | strvec_clear(&archiver_args); | |
277 | strbuf_release(&buf); | |
278 | ||
279 | return res; | |
280 | } |