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diff --git a/cgit.c b/cgit.c index e8acc03..6ec763f 100644 --- a/ cgit.c+++ b/ cgit.c |
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@@ -1,318 +1,459 @@ |
1 | /* cgit.c: cgi for the git scm |
1 | /* cgit.c: cgi for the git scm |
2 | * |
2 | * |
3 | * Copyright (C) 2006 Lars Hjemli |
3 | * Copyright (C) 2006 Lars Hjemli |
4 | * |
4 | * |
5 | * Licensed under GNU General Public License v2 |
5 | * Licensed under GNU General Public License v2 |
6 | * (see COPYING for full license text) |
6 | * (see COPYING for full license text) |
7 | */ |
7 | */ |
8 | |
8 | |
9 | #include "cgit.h" |
9 | #include "cgit.h" |
| |
10 | #include "cache.h" |
| |
11 | #include "cmd.h" |
| |
12 | #include "configfile.h" |
| |
13 | #include "html.h" |
| |
14 | #include "ui-shared.h" |
| |
15 | |
| |
16 | const char *cgit_version = CGIT_VERSION; |
| |
17 | |
| |
18 | void config_cb(const char *name, const char *value) |
| |
19 | { |
| |
20 | if (!strcmp(name, "root-title")) |
| |
21 | ctx.cfg.root_title = xstrdup(value); |
| |
22 | else if (!strcmp(name, "css")) |
| |
23 | ctx.cfg.css = xstrdup(value); |
| |
24 | else if (!strcmp(name, "logo")) |
| |
25 | ctx.cfg.logo = xstrdup(value); |
| |
26 | else if (!strcmp(name, "index-header")) |
| |
27 | ctx.cfg.index_header = xstrdup(value); |
| |
28 | else if (!strcmp(name, "index-info")) |
| |
29 | ctx.cfg.index_info = xstrdup(value); |
| |
30 | else if (!strcmp(name, "logo-link")) |
| |
31 | ctx.cfg.logo_link = xstrdup(value); |
| |
32 | else if (!strcmp(name, "module-link")) |
| |
33 | ctx.cfg.module_link = xstrdup(value); |
| |
34 | else if (!strcmp(name, "virtual-root")) { |
| |
35 | ctx.cfg.virtual_root = trim_end(value, '/'); |
| |
36 | if (!ctx.cfg.virtual_root && (!strcmp(value, "/"))) |
| |
37 | ctx.cfg.virtual_root = ""; |
| |
38 | } else if (!strcmp(name, "nocache")) |
| |
39 | ctx.cfg.nocache = atoi(value); |
| |
40 | else if (!strcmp(name, "snapshots")) |
| |
41 | ctx.cfg.snapshots = cgit_parse_snapshots_mask(value); |
| |
42 | else if (!strcmp(name, "enable-index-links")) |
| |
43 | ctx.cfg.enable_index_links = atoi(value); |
| |
44 | else if (!strcmp(name, "enable-log-filecount")) |
| |
45 | ctx.cfg.enable_log_filecount = atoi(value); |
| |
46 | else if (!strcmp(name, "enable-log-linecount")) |
| |
47 | ctx.cfg.enable_log_linecount = atoi(value); |
| |
48 | else if (!strcmp(name, "cache-root")) |
| |
49 | ctx.cfg.cache_root = xstrdup(value); |
| |
50 | else if (!strcmp(name, "cache-root-ttl")) |
| |
51 | ctx.cfg.cache_root_ttl = atoi(value); |
| |
52 | else if (!strcmp(name, "cache-repo-ttl")) |
| |
53 | ctx.cfg.cache_repo_ttl = atoi(value); |
| |
54 | else if (!strcmp(name, "cache-static-ttl")) |
| |
55 | ctx.cfg.cache_static_ttl = atoi(value); |
| |
56 | else if (!strcmp(name, "cache-dynamic-ttl")) |
| |
57 | ctx.cfg.cache_dynamic_ttl = atoi(value); |
| |
58 | else if (!strcmp(name, "max-message-length")) |
| |
59 | ctx.cfg.max_msg_len = atoi(value); |
| |
60 | else if (!strcmp(name, "max-repodesc-length")) |
| |
61 | ctx.cfg.max_repodesc_len = atoi(value); |
| |
62 | else if (!strcmp(name, "max-commit-count")) |
| |
63 | ctx.cfg.max_commit_count = atoi(value); |
| |
64 | else if (!strcmp(name, "summary-log")) |
| |
65 | ctx.cfg.summary_log = atoi(value); |
| |
66 | else if (!strcmp(name, "summary-branches")) |
| |
67 | ctx.cfg.summary_branches = atoi(value); |
| |
68 | else if (!strcmp(name, "summary-tags")) |
| |
69 | ctx.cfg.summary_tags = atoi(value); |
| |
70 | else if (!strcmp(name, "agefile")) |
| |
71 | ctx.cfg.agefile = xstrdup(value); |
| |
72 | else if (!strcmp(name, "renamelimit")) |
| |
73 | ctx.cfg.renamelimit = atoi(value); |
| |
74 | else if (!strcmp(name, "robots")) |
| |
75 | ctx.cfg.robots = xstrdup(value); |
| |
76 | else if (!strcmp(name, "clone-prefix")) |
| |
77 | ctx.cfg.clone_prefix = xstrdup(value); |
| |
78 | else if (!strcmp(name, "repo.group")) |
| |
79 | ctx.cfg.repo_group = xstrdup(value); |
| |
80 | else if (!strcmp(name, "repo.url")) |
| |
81 | ctx.repo = cgit_add_repo(value); |
| |
82 | else if (!strcmp(name, "repo.name")) |
| |
83 | ctx.repo->name = xstrdup(value); |
| |
84 | else if (ctx.repo && !strcmp(name, "repo.path")) |
| |
85 | ctx.repo->path = trim_end(value, '/'); |
| |
86 | else if (ctx.repo && !strcmp(name, "repo.clone-url")) |
| |
87 | ctx.repo->clone_url = xstrdup(value); |
| |
88 | else if (ctx.repo && !strcmp(name, "repo.desc")) |
| |
89 | ctx.repo->desc = xstrdup(value); |
| |
90 | else if (ctx.repo && !strcmp(name, "repo.owner")) |
| |
91 | ctx.repo->owner = xstrdup(value); |
| |
92 | else if (ctx.repo && !strcmp(name, "repo.defbranch")) |
| |
93 | ctx.repo->defbranch = xstrdup(value); |
| |
94 | else if (ctx.repo && !strcmp(name, "repo.snapshots")) |
| |
95 | ctx.repo->snapshots = ctx.cfg.snapshots & cgit_parse_snapshots_mask(value); /* XXX: &? */ |
| |
96 | else if (ctx.repo && !strcmp(name, "repo.enable-log-filecount")) |
| |
97 | ctx.repo->enable_log_filecount = ctx.cfg.enable_log_filecount * atoi(value); |
| |
98 | else if (ctx.repo && !strcmp(name, "repo.enable-log-linecount")) |
| |
99 | ctx.repo->enable_log_linecount = ctx.cfg.enable_log_linecount * atoi(value); |
| |
100 | else if (ctx.repo && !strcmp(name, "repo.module-link")) |
| |
101 | ctx.repo->module_link= xstrdup(value); |
| |
102 | else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) { |
| |
103 | if (*value == '/') |
| |
104 | ctx.repo->readme = xstrdup(value); |
| |
105 | else |
| |
106 | ctx.repo->readme = xstrdup(fmt("%s/%s", ctx.repo->path, value)); |
| |
107 | } else if (!strcmp(name, "include")) |
| |
108 | parse_configfile(value, config_cb); |
| |
109 | } |
| |
110 | |
| |
111 | static void querystring_cb(const char *name, const char *value) |
| |
112 | { |
| |
113 | if (!strcmp(name,"r")) { |
| |
114 | ctx.qry.repo = xstrdup(value); |
| |
115 | ctx.repo = cgit_get_repoinfo(value); |
| |
116 | } else if (!strcmp(name, "p")) { |
| |
117 | ctx.qry.page = xstrdup(value); |
| |
118 | } else if (!strcmp(name, "url")) { |
| |
119 | cgit_parse_url(value); |
| |
120 | } else if (!strcmp(name, "qt")) { |
| |
121 | ctx.qry.grep = xstrdup(value); |
| |
122 | } else if (!strcmp(name, "q")) { |
| |
123 | ctx.qry.search = xstrdup(value); |
| |
124 | } else if (!strcmp(name, "h")) { |
| |
125 | ctx.qry.head = xstrdup(value); |
| |
126 | ctx.qry.has_symref = 1; |
| |
127 | } else if (!strcmp(name, "id")) { |
| |
128 | ctx.qry.sha1 = xstrdup(value); |
| |
129 | ctx.qry.has_sha1 = 1; |
| |
130 | } else if (!strcmp(name, "id2")) { |
| |
131 | ctx.qry.sha2 = xstrdup(value); |
| |
132 | ctx.qry.has_sha1 = 1; |
| |
133 | } else if (!strcmp(name, "ofs")) { |
| |
134 | ctx.qry.ofs = atoi(value); |
| |
135 | } else if (!strcmp(name, "path")) { |
| |
136 | ctx.qry.path = trim_end(value, '/'); |
| |
137 | } else if (!strcmp(name, "name")) { |
| |
138 | ctx.qry.name = xstrdup(value); |
| |
139 | } |
| |
140 | } |
| |
141 | |
| |
142 | static void prepare_context(struct cgit_context *ctx) |
| |
143 | { |
| |
144 | memset(ctx, 0, sizeof(ctx)); |
| |
145 | ctx->cfg.agefile = "info/web/last-modified"; |
| |
146 | ctx->cfg.cache_dynamic_ttl = 5; |
| |
147 | ctx->cfg.cache_max_create_time = 5; |
| |
148 | ctx->cfg.cache_repo_ttl = 5; |
| |
149 | ctx->cfg.cache_root = CGIT_CACHE_ROOT; |
| |
150 | ctx->cfg.cache_root_ttl = 5; |
| |
151 | ctx->cfg.cache_static_ttl = -1; |
| |
152 | ctx->cfg.css = "/cgit.css"; |
| |
153 | ctx->cfg.logo = "/git-logo.png"; |
| |
154 | ctx->cfg.max_commit_count = 50; |
| |
155 | ctx->cfg.max_lock_attempts = 5; |
| |
156 | ctx->cfg.max_msg_len = 60; |
| |
157 | ctx->cfg.max_repodesc_len = 60; |
| |
158 | ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s"; |
| |
159 | ctx->cfg.renamelimit = -1; |
| |
160 | ctx->cfg.robots = "index, nofollow"; |
| |
161 | ctx->cfg.root_title = "Git repository browser"; |
| |
162 | ctx->cfg.script_name = CGIT_SCRIPT_NAME; |
| |
163 | ctx->page.mimetype = "text/html"; |
| |
164 | ctx->page.charset = PAGE_ENCODING; |
| |
165 | ctx->page.filename = NULL; |
| |
166 | } |
10 | |
167 | |
11 | static int cgit_prepare_cache(struct cacheitem *item) |
168 | static int cgit_prepare_cache(struct cacheitem *item) |
12 | { |
169 | { |
13 | if (!cgit_repo && cgit_query_repo) { |
170 | if (!ctx.repo && ctx.qry.repo) { |
14 | char *title = fmt("%s - %s", cgit_root_title, "Bad request"); |
171 | ctx.page.title = fmt("%s - %s", ctx.cfg.root_title, |
15 | cgit_print_docstart(title, item); |
172 | "Bad request"); |
16 | cgit_print_pageheader(title, 0); |
173 | cgit_print_http_headers(&ctx); |
17 | cgit_print_error(fmt("Unknown repo: %s", cgit_query_repo)); |
174 | cgit_print_docstart(&ctx); |
| |
175 | cgit_print_pageheader(&ctx); |
| |
176 | cgit_print_error(fmt("Unknown repo: %s", ctx.qry.repo)); |
18 | cgit_print_docend(); |
177 | cgit_print_docend(); |
19 | return 0; |
178 | return 0; |
20 | } |
179 | } |
21 | |
180 | |
22 | if (!cgit_repo) { |
181 | if (!ctx.repo) { |
23 | item->name = xstrdup(fmt("%s/index.html", cgit_cache_root)); |
182 | item->name = xstrdup(fmt("%s/index.html", ctx.cfg.cache_root)); |
24 | item->ttl = cgit_cache_root_ttl; |
183 | item->ttl = ctx.cfg.cache_root_ttl; |
25 | return 1; |
184 | return 1; |
26 | } |
185 | } |
27 | |
186 | |
28 | if (!cgit_cmd) { |
187 | if (!ctx.qry.page) { |
29 | item->name = xstrdup(fmt("%s/%s/index.%s.html", cgit_cache_root, |
188 | item->name = xstrdup(fmt("%s/%s/index.%s.html", ctx.cfg.cache_root, |
30 | cache_safe_filename(cgit_repo->url), |
189 | cache_safe_filename(ctx.repo->url), |
31 | cache_safe_filename(cgit_querystring))); |
190 | cache_safe_filename(ctx.qry.raw))); |
32 | item->ttl = cgit_cache_repo_ttl; |
191 | item->ttl = ctx.cfg.cache_repo_ttl; |
33 | } else { |
192 | } else { |
34 | item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root, |
193 | item->name = xstrdup(fmt("%s/%s/%s/%s.html", ctx.cfg.cache_root, |
35 | cache_safe_filename(cgit_repo->url), |
194 | cache_safe_filename(ctx.repo->url), |
36 | cgit_query_page, |
195 | ctx.qry.page, |
37 | cache_safe_filename(cgit_querystring))); |
196 | cache_safe_filename(ctx.qry.raw))); |
38 | if (cgit_query_has_symref) |
197 | if (ctx.qry.has_symref) |
39 | item->ttl = cgit_cache_dynamic_ttl; |
198 | item->ttl = ctx.cfg.cache_dynamic_ttl; |
40 | else if (cgit_query_has_sha1) |
199 | else if (ctx.qry.has_sha1) |
41 | item->ttl = cgit_cache_static_ttl; |
200 | item->ttl = ctx.cfg.cache_static_ttl; |
42 | else |
201 | else |
43 | item->ttl = cgit_cache_repo_ttl; |
202 | item->ttl = ctx.cfg.cache_repo_ttl; |
44 | } |
203 | } |
45 | return 1; |
204 | return 1; |
46 | } |
205 | } |
47 | |
206 | |
48 | struct refmatch { |
207 | struct refmatch { |
49 | char *req_ref; |
208 | char *req_ref; |
50 | char *first_ref; |
209 | char *first_ref; |
51 | int match; |
210 | int match; |
52 | }; |
211 | }; |
53 | |
212 | |
54 | int find_current_ref(const char *refname, const unsigned char *sha1, |
213 | int find_current_ref(const char *refname, const unsigned char *sha1, |
55 | int flags, void *cb_data) |
214 | int flags, void *cb_data) |
56 | { |
215 | { |
57 | struct refmatch *info; |
216 | struct refmatch *info; |
58 | |
217 | |
59 | info = (struct refmatch *)cb_data; |
218 | info = (struct refmatch *)cb_data; |
60 | if (!strcmp(refname, info->req_ref)) |
219 | if (!strcmp(refname, info->req_ref)) |
61 | info->match = 1; |
220 | info->match = 1; |
62 | if (!info->first_ref) |
221 | if (!info->first_ref) |
63 | info->first_ref = xstrdup(refname); |
222 | info->first_ref = xstrdup(refname); |
64 | return info->match; |
223 | return info->match; |
65 | } |
224 | } |
66 | |
225 | |
67 | char *find_default_branch(struct repoinfo *repo) |
226 | char *find_default_branch(struct cgit_repo *repo) |
68 | { |
227 | { |
69 | struct refmatch info; |
228 | struct refmatch info; |
70 | |
229 | |
71 | info.req_ref = repo->defbranch; |
230 | info.req_ref = repo->defbranch; |
72 | info.first_ref = NULL; |
231 | info.first_ref = NULL; |
73 | info.match = 0; |
232 | info.match = 0; |
74 | for_each_branch_ref(find_current_ref, &info); |
233 | for_each_branch_ref(find_current_ref, &info); |
75 | if (info.match) |
234 | if (info.match) |
76 | return info.req_ref; |
235 | return info.req_ref; |
77 | else |
236 | else |
78 | return info.first_ref; |
237 | return info.first_ref; |
79 | } |
238 | } |
80 | |
239 | |
81 | static void cgit_print_repo_page(struct cacheitem *item) |
240 | static int prepare_repo_cmd(struct cgit_context *ctx) |
82 | { |
241 | { |
83 | char *title, *tmp; |
242 | char *tmp; |
84 | int show_search; |
| |
85 | unsigned char sha1[20]; |
243 | unsigned char sha1[20]; |
86 | |
244 | int nongit = 0; |
87 | if (chdir(cgit_repo->path)) { |
245 | |
88 | title = fmt("%s - %s", cgit_root_title, "Bad request"); |
246 | setenv("GIT_DIR", ctx->repo->path, 1); |
89 | cgit_print_docstart(title, item); |
247 | setup_git_directory_gently(&nongit); |
90 | cgit_print_pageheader(title, 0); |
248 | if (nongit) { |
91 | cgit_print_error(fmt("Unable to scan repository: %s", |
249 | ctx->page.title = fmt("%s - %s", ctx->cfg.root_title, |
92 | strerror(errno))); |
250 | "config error"); |
| |
251 | tmp = fmt("Not a git repository: '%s'", ctx->repo->path); |
| |
252 | ctx->repo = NULL; |
| |
253 | cgit_print_http_headers(ctx); |
| |
254 | cgit_print_docstart(ctx); |
| |
255 | cgit_print_pageheader(ctx); |
| |
256 | cgit_print_error(tmp); |
93 | cgit_print_docend(); |
257 | cgit_print_docend(); |
94 | return; |
258 | return 1; |
95 | } |
259 | } |
| |
260 | ctx->page.title = fmt("%s - %s", ctx->repo->name, ctx->repo->desc); |
96 | |
261 | |
97 | title = fmt("%s - %s", cgit_repo->name, cgit_repo->desc); |
262 | if (!ctx->qry.head) { |
98 | show_search = 0; |
263 | ctx->qry.head = xstrdup(find_default_branch(ctx->repo)); |
99 | setenv("GIT_DIR", cgit_repo->path, 1); |
264 | ctx->repo->defbranch = ctx->qry.head; |
100 | |
| |
101 | if (!cgit_query_head) { |
| |
102 | cgit_query_head = xstrdup(find_default_branch(cgit_repo)); |
| |
103 | cgit_repo->defbranch = cgit_query_head; |
| |
104 | } |
265 | } |
105 | |
266 | |
106 | if (!cgit_query_head) { |
267 | if (!ctx->qry.head) { |
107 | cgit_print_docstart(title, item); |
268 | cgit_print_http_headers(ctx); |
108 | cgit_print_pageheader(title, 0); |
269 | cgit_print_docstart(ctx); |
| |
270 | cgit_print_pageheader(ctx); |
109 | cgit_print_error("Repository seems to be empty"); |
271 | cgit_print_error("Repository seems to be empty"); |
110 | cgit_print_docend(); |
272 | cgit_print_docend(); |
111 | return; |
273 | return 1; |
112 | } |
274 | } |
113 | |
275 | |
114 | if (get_sha1(cgit_query_head, sha1)) { |
276 | if (get_sha1(ctx->qry.head, sha1)) { |
115 | tmp = xstrdup(cgit_query_head); |
277 | tmp = xstrdup(ctx->qry.head); |
116 | cgit_query_head = cgit_repo->defbranch; |
278 | ctx->qry.head = ctx->repo->defbranch; |
117 | cgit_print_docstart(title, item); |
279 | cgit_print_http_headers(ctx); |
118 | cgit_print_pageheader(title, 0); |
280 | cgit_print_docstart(ctx); |
| |
281 | cgit_print_pageheader(ctx); |
119 | cgit_print_error(fmt("Invalid branch: %s", tmp)); |
282 | cgit_print_error(fmt("Invalid branch: %s", tmp)); |
120 | cgit_print_docend(); |
283 | cgit_print_docend(); |
121 | return; |
284 | return 1; |
122 | } |
285 | } |
| |
286 | return 0; |
| |
287 | } |
123 | |
288 | |
124 | if ((cgit_cmd == CMD_SNAPSHOT) && cgit_repo->snapshots) { |
289 | static void process_request(struct cgit_context *ctx) |
125 | cgit_print_snapshot(item, cgit_query_head, cgit_query_sha1, |
290 | { |
126 | cgit_repobasename(cgit_repo->url), |
291 | struct cgit_cmd *cmd; |
127 | cgit_query_path, |
292 | |
128 | cgit_repo->snapshots ); |
293 | cmd = cgit_get_cmd(ctx); |
| |
294 | if (!cmd) { |
| |
295 | ctx->page.title = "cgit error"; |
| |
296 | ctx->repo = NULL; |
| |
297 | cgit_print_http_headers(ctx); |
| |
298 | cgit_print_docstart(ctx); |
| |
299 | cgit_print_pageheader(ctx); |
| |
300 | cgit_print_error("Invalid request"); |
| |
301 | cgit_print_docend(); |
129 | return; |
302 | return; |
130 | } |
303 | } |
131 | |
304 | |
132 | if (cgit_cmd == CMD_PATCH) { |
305 | if (cmd->want_repo && prepare_repo_cmd(ctx)) |
133 | cgit_print_patch(cgit_query_sha1, item); |
| |
134 | return; |
306 | return; |
135 | } |
| |
136 | |
307 | |
137 | if (cgit_cmd == CMD_BLOB) { |
308 | if (cmd->want_layout) { |
138 | cgit_print_blob(item, cgit_query_sha1, cgit_query_path); |
309 | cgit_print_http_headers(ctx); |
139 | return; |
310 | cgit_print_docstart(ctx); |
| |
311 | cgit_print_pageheader(ctx); |
140 | } |
312 | } |
141 | |
313 | |
142 | show_search = (cgit_cmd == CMD_LOG); |
314 | cmd->fn(ctx); |
143 | cgit_print_docstart(title, item); |
315 | |
144 | if (!cgit_cmd) { |
316 | if (cmd->want_layout) |
145 | cgit_print_pageheader("summary", show_search); |
| |
146 | cgit_print_summary(); |
| |
147 | cgit_print_docend(); |
317 | cgit_print_docend(); |
148 | return; |
318 | } |
149 | } |
| |
150 | |
319 | |
151 | cgit_print_pageheader(cgit_query_page, show_search); |
320 | static long ttl_seconds(long ttl) |
152 | |
321 | { |
153 | switch(cgit_cmd) { |
322 | if (ttl<0) |
154 | case CMD_LOG: |
323 | return 60 * 60 * 24 * 365; |
155 | cgit_print_log(cgit_query_sha1, cgit_query_ofs, |
324 | else |
156 | cgit_max_commit_count, cgit_query_grep, cgit_query_search, |
325 | return ttl * 60; |
157 | cgit_query_path, 1); |
| |
158 | break; |
| |
159 | case CMD_TREE: |
| |
160 | cgit_print_tree(cgit_query_sha1, cgit_query_path); |
| |
161 | break; |
| |
162 | case CMD_COMMIT: |
| |
163 | cgit_print_commit(cgit_query_sha1); |
| |
164 | break; |
| |
165 | case CMD_REFS: |
| |
166 | cgit_print_refs(); |
| |
167 | break; |
| |
168 | case CMD_TAG: |
| |
169 | cgit_print_tag(cgit_query_sha1); |
| |
170 | break; |
| |
171 | case CMD_DIFF: |
| |
172 | cgit_print_diff(cgit_query_sha1, cgit_query_sha2, cgit_query_path); |
| |
173 | break; |
| |
174 | default: |
| |
175 | cgit_print_error("Invalid request"); |
| |
176 | } |
| |
177 | cgit_print_docend(); |
| |
178 | } |
326 | } |
179 | |
327 | |
180 | static void cgit_fill_cache(struct cacheitem *item, int use_cache) |
328 | static void cgit_fill_cache(struct cacheitem *item, int use_cache) |
181 | { |
329 | { |
182 | static char buf[PATH_MAX]; |
| |
183 | int stdout2; |
330 | int stdout2; |
184 | |
331 | |
185 | getcwd(buf, sizeof(buf)); |
| |
186 | item->st.st_mtime = time(NULL); |
| |
187 | |
| |
188 | if (use_cache) { |
332 | if (use_cache) { |
189 | stdout2 = chk_positive(dup(STDOUT_FILENO), |
333 | stdout2 = chk_positive(dup(STDOUT_FILENO), |
190 | "Preserving STDOUT"); |
334 | "Preserving STDOUT"); |
191 | chk_zero(close(STDOUT_FILENO), "Closing STDOUT"); |
335 | chk_zero(close(STDOUT_FILENO), "Closing STDOUT"); |
192 | chk_positive(dup2(item->fd, STDOUT_FILENO), "Dup2(cachefile)"); |
336 | chk_positive(dup2(item->fd, STDOUT_FILENO), "Dup2(cachefile)"); |
193 | } |
337 | } |
194 | |
338 | |
195 | if (cgit_repo) |
339 | ctx.page.modified = time(NULL); |
196 | cgit_print_repo_page(item); |
340 | ctx.page.expires = ctx.page.modified + ttl_seconds(item->ttl); |
197 | else |
341 | process_request(&ctx); |
198 | cgit_print_repolist(item); |
| |
199 | |
342 | |
200 | if (use_cache) { |
343 | if (use_cache) { |
201 | chk_zero(close(STDOUT_FILENO), "Close redirected STDOUT"); |
344 | chk_zero(close(STDOUT_FILENO), "Close redirected STDOUT"); |
202 | chk_positive(dup2(stdout2, STDOUT_FILENO), |
345 | chk_positive(dup2(stdout2, STDOUT_FILENO), |
203 | "Restoring original STDOUT"); |
346 | "Restoring original STDOUT"); |
204 | chk_zero(close(stdout2), "Closing temporary STDOUT"); |
347 | chk_zero(close(stdout2), "Closing temporary STDOUT"); |
205 | } |
348 | } |
206 | |
| |
207 | chdir(buf); |
| |
208 | } |
349 | } |
209 | |
350 | |
210 | static void cgit_check_cache(struct cacheitem *item) |
351 | static void cgit_check_cache(struct cacheitem *item) |
211 | { |
352 | { |
212 | int i = 0; |
353 | int i = 0; |
213 | |
354 | |
214 | top: |
355 | top: |
215 | if (++i > cgit_max_lock_attempts) { |
356 | if (++i > ctx.cfg.max_lock_attempts) { |
216 | die("cgit_refresh_cache: unable to lock %s: %s", |
357 | die("cgit_refresh_cache: unable to lock %s: %s", |
217 | item->name, strerror(errno)); |
358 | item->name, strerror(errno)); |
218 | } |
359 | } |
219 | if (!cache_exist(item)) { |
360 | if (!cache_exist(item)) { |
220 | if (!cache_lock(item)) { |
361 | if (!cache_lock(item)) { |
221 | sleep(1); |
362 | sleep(1); |
222 | goto top; |
363 | goto top; |
223 | } |
364 | } |
224 | if (!cache_exist(item)) { |
365 | if (!cache_exist(item)) { |
225 | cgit_fill_cache(item, 1); |
366 | cgit_fill_cache(item, 1); |
226 | cache_unlock(item); |
367 | cache_unlock(item); |
227 | } else { |
368 | } else { |
228 | cache_cancel_lock(item); |
369 | cache_cancel_lock(item); |
229 | } |
370 | } |
230 | } else if (cache_expired(item) && cache_lock(item)) { |
371 | } else if (cache_expired(item) && cache_lock(item)) { |
231 | if (cache_expired(item)) { |
372 | if (cache_expired(item)) { |
232 | cgit_fill_cache(item, 1); |
373 | cgit_fill_cache(item, 1); |
233 | cache_unlock(item); |
374 | cache_unlock(item); |
234 | } else { |
375 | } else { |
235 | cache_cancel_lock(item); |
376 | cache_cancel_lock(item); |
236 | } |
377 | } |
237 | } |
378 | } |
238 | } |
379 | } |
239 | |
380 | |
240 | static void cgit_print_cache(struct cacheitem *item) |
381 | static void cgit_print_cache(struct cacheitem *item) |
241 | { |
382 | { |
242 | static char buf[4096]; |
383 | static char buf[4096]; |
243 | ssize_t i; |
384 | ssize_t i; |
244 | |
385 | |
245 | int fd = open(item->name, O_RDONLY); |
386 | int fd = open(item->name, O_RDONLY); |
246 | if (fd<0) |
387 | if (fd<0) |
247 | die("Unable to open cached file %s", item->name); |
388 | die("Unable to open cached file %s", item->name); |
248 | |
389 | |
249 | while((i=read(fd, buf, sizeof(buf))) > 0) |
390 | while((i=read(fd, buf, sizeof(buf))) > 0) |
250 | write(STDOUT_FILENO, buf, i); |
391 | write(STDOUT_FILENO, buf, i); |
251 | |
392 | |
252 | close(fd); |
393 | close(fd); |
253 | } |
394 | } |
254 | |
395 | |
255 | static void cgit_parse_args(int argc, const char **argv) |
396 | static void cgit_parse_args(int argc, const char **argv) |
256 | { |
397 | { |
257 | int i; |
398 | int i; |
258 | |
399 | |
259 | for (i = 1; i < argc; i++) { |
400 | for (i = 1; i < argc; i++) { |
260 | if (!strncmp(argv[i], "--cache=", 8)) { |
401 | if (!strncmp(argv[i], "--cache=", 8)) { |
261 | cgit_cache_root = xstrdup(argv[i]+8); |
402 | ctx.cfg.cache_root = xstrdup(argv[i]+8); |
262 | } |
403 | } |
263 | if (!strcmp(argv[i], "--nocache")) { |
404 | if (!strcmp(argv[i], "--nocache")) { |
264 | cgit_nocache = 1; |
405 | ctx.cfg.nocache = 1; |
265 | } |
406 | } |
266 | if (!strncmp(argv[i], "--query=", 8)) { |
407 | if (!strncmp(argv[i], "--query=", 8)) { |
267 | cgit_querystring = xstrdup(argv[i]+8); |
408 | ctx.qry.raw = xstrdup(argv[i]+8); |
268 | } |
409 | } |
269 | if (!strncmp(argv[i], "--repo=", 7)) { |
410 | if (!strncmp(argv[i], "--repo=", 7)) { |
270 | cgit_query_repo = xstrdup(argv[i]+7); |
411 | ctx.qry.repo = xstrdup(argv[i]+7); |
271 | } |
412 | } |
272 | if (!strncmp(argv[i], "--page=", 7)) { |
413 | if (!strncmp(argv[i], "--page=", 7)) { |
273 | cgit_query_page = xstrdup(argv[i]+7); |
414 | ctx.qry.page = xstrdup(argv[i]+7); |
274 | } |
415 | } |
275 | if (!strncmp(argv[i], "--head=", 7)) { |
416 | if (!strncmp(argv[i], "--head=", 7)) { |
276 | cgit_query_head = xstrdup(argv[i]+7); |
417 | ctx.qry.head = xstrdup(argv[i]+7); |
277 | cgit_query_has_symref = 1; |
418 | ctx.qry.has_symref = 1; |
278 | } |
419 | } |
279 | if (!strncmp(argv[i], "--sha1=", 7)) { |
420 | if (!strncmp(argv[i], "--sha1=", 7)) { |
280 | cgit_query_sha1 = xstrdup(argv[i]+7); |
421 | ctx.qry.sha1 = xstrdup(argv[i]+7); |
281 | cgit_query_has_sha1 = 1; |
422 | ctx.qry.has_sha1 = 1; |
282 | } |
423 | } |
283 | if (!strncmp(argv[i], "--ofs=", 6)) { |
424 | if (!strncmp(argv[i], "--ofs=", 6)) { |
284 | cgit_query_ofs = atoi(argv[i]+6); |
425 | ctx.qry.ofs = atoi(argv[i]+6); |
285 | } |
426 | } |
286 | } |
427 | } |
287 | } |
428 | } |
288 | |
429 | |
289 | int main(int argc, const char **argv) |
430 | int main(int argc, const char **argv) |
290 | { |
431 | { |
291 | struct cacheitem item; |
432 | struct cacheitem item; |
292 | const char *cgit_config_env = getenv("CGIT_CONFIG"); |
433 | const char *cgit_config_env = getenv("CGIT_CONFIG"); |
293 | |
434 | |
294 | htmlfd = STDOUT_FILENO; |
435 | prepare_context(&ctx); |
295 | item.st.st_mtime = time(NULL); |
436 | item.st.st_mtime = time(NULL); |
296 | cgit_repolist.length = 0; |
437 | cgit_repolist.length = 0; |
297 | cgit_repolist.count = 0; |
438 | cgit_repolist.count = 0; |
298 | cgit_repolist.repos = NULL; |
439 | cgit_repolist.repos = NULL; |
299 | |
440 | |
300 | cgit_read_config(cgit_config_env ? cgit_config_env : CGIT_CONFIG, |
441 | parse_configfile(cgit_config_env ? cgit_config_env : CGIT_CONFIG, |
301 | cgit_global_config_cb); |
442 | config_cb); |
302 | cgit_repo = NULL; |
443 | ctx.repo = NULL; |
303 | if (getenv("SCRIPT_NAME")) |
444 | if (getenv("SCRIPT_NAME")) |
304 | cgit_script_name = xstrdup(getenv("SCRIPT_NAME")); |
445 | ctx.cfg.script_name = xstrdup(getenv("SCRIPT_NAME")); |
305 | if (getenv("QUERY_STRING")) |
446 | if (getenv("QUERY_STRING")) |
306 | cgit_querystring = xstrdup(getenv("QUERY_STRING")); |
447 | ctx.qry.raw = xstrdup(getenv("QUERY_STRING")); |
307 | cgit_parse_args(argc, argv); |
448 | cgit_parse_args(argc, argv); |
308 | cgit_parse_query(cgit_querystring, cgit_querystring_cb); |
449 | http_parse_querystring(ctx.qry.raw, querystring_cb); |
309 | if (!cgit_prepare_cache(&item)) |
450 | if (!cgit_prepare_cache(&item)) |
310 | return 0; |
451 | return 0; |
311 | if (cgit_nocache) { |
452 | if (ctx.cfg.nocache) { |
312 | cgit_fill_cache(&item, 0); |
453 | cgit_fill_cache(&item, 0); |
313 | } else { |
454 | } else { |
314 | cgit_check_cache(&item); |
455 | cgit_check_cache(&item); |
315 | cgit_print_cache(&item); |
456 | cgit_print_cache(&item); |
316 | } |
457 | } |
317 | return 0; |
458 | return 0; |
318 | } |
459 | } |
|