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diff --git a/cgit.c b/cgit.c index 277b849..fba97d7 100644 --- a/ cgit.c+++ b/ cgit.c |
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@@ -1,160 +1,163 @@ |
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 | |
10 | |
11 | const char cgit_version[] = CGIT_VERSION; |
11 | const char cgit_version[] = CGIT_VERSION; |
12 | |
12 | |
13 | static void cgit_print_repo_page(struct cacheitem *item) |
13 | static void cgit_print_repo_page(struct cacheitem *item) |
14 | { |
14 | { |
15 | if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) || |
15 | if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) || |
16 | cgit_read_config("info/cgit", cgit_repo_config_cb)) { |
16 | cgit_read_config("info/cgit", cgit_repo_config_cb)) { |
17 | char *title = fmt("%s - %s", cgit_root_title, "Bad request"); |
17 | char *title = fmt("%s - %s", cgit_root_title, "Bad request"); |
18 | cgit_print_docstart(title, item); |
18 | cgit_print_docstart(title, item); |
19 | cgit_print_pageheader(title, 0); |
19 | cgit_print_pageheader(title, 0); |
20 | cgit_print_error(fmt("Unable to scan repository: %s", |
20 | cgit_print_error(fmt("Unable to scan repository: %s", |
21 | strerror(errno))); |
21 | strerror(errno))); |
22 | cgit_print_docend(); |
22 | cgit_print_docend(); |
23 | return; |
23 | return; |
24 | } |
24 | } |
25 | setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1); |
25 | setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1); |
26 | char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc); |
26 | char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc); |
| |
27 | int show_search = 0; |
| |
28 | if (cgit_query_page && !strcmp(cgit_query_page, "log")) |
| |
29 | show_search = 1; |
27 | cgit_print_docstart(title, item); |
30 | cgit_print_docstart(title, item); |
28 | cgit_print_pageheader(title, 0); |
31 | cgit_print_pageheader(title, show_search); |
29 | if (!cgit_query_page) { |
32 | if (!cgit_query_page) { |
30 | cgit_print_summary(); |
33 | cgit_print_summary(); |
31 | } else if (!strcmp(cgit_query_page, "log")) { |
34 | } else if (!strcmp(cgit_query_page, "log")) { |
32 | cgit_print_log(cgit_query_head, cgit_query_ofs, 100); |
35 | cgit_print_log(cgit_query_head, cgit_query_ofs, 100, cgit_query_search); |
33 | } else if (!strcmp(cgit_query_page, "tree")) { |
36 | } else if (!strcmp(cgit_query_page, "tree")) { |
34 | cgit_print_tree(cgit_query_sha1); |
37 | cgit_print_tree(cgit_query_sha1); |
35 | } else if (!strcmp(cgit_query_page, "commit")) { |
38 | } else if (!strcmp(cgit_query_page, "commit")) { |
36 | cgit_print_commit(cgit_query_sha1); |
39 | cgit_print_commit(cgit_query_sha1); |
37 | } else if (!strcmp(cgit_query_page, "view")) { |
40 | } else if (!strcmp(cgit_query_page, "view")) { |
38 | cgit_print_view(cgit_query_sha1); |
41 | cgit_print_view(cgit_query_sha1); |
39 | } else if (!strcmp(cgit_query_page, "diff")) { |
42 | } else if (!strcmp(cgit_query_page, "diff")) { |
40 | cgit_print_diff(cgit_query_sha1, cgit_query_sha2); |
43 | cgit_print_diff(cgit_query_sha1, cgit_query_sha2); |
41 | } |
44 | } |
42 | cgit_print_docend(); |
45 | cgit_print_docend(); |
43 | } |
46 | } |
44 | |
47 | |
45 | static void cgit_fill_cache(struct cacheitem *item) |
48 | static void cgit_fill_cache(struct cacheitem *item) |
46 | { |
49 | { |
47 | static char buf[PATH_MAX]; |
50 | static char buf[PATH_MAX]; |
48 | |
51 | |
49 | getcwd(buf, sizeof(buf)); |
52 | getcwd(buf, sizeof(buf)); |
50 | htmlfd = item->fd; |
53 | htmlfd = item->fd; |
51 | item->st.st_mtime = time(NULL); |
54 | item->st.st_mtime = time(NULL); |
52 | if (cgit_query_repo) |
55 | if (cgit_query_repo) |
53 | cgit_print_repo_page(item); |
56 | cgit_print_repo_page(item); |
54 | else |
57 | else |
55 | cgit_print_repolist(item); |
58 | cgit_print_repolist(item); |
56 | chdir(buf); |
59 | chdir(buf); |
57 | } |
60 | } |
58 | |
61 | |
59 | static void cgit_check_cache(struct cacheitem *item) |
62 | static void cgit_check_cache(struct cacheitem *item) |
60 | { |
63 | { |
61 | int i = 0; |
64 | int i = 0; |
62 | |
65 | |
63 | cache_prepare(item); |
66 | cache_prepare(item); |
64 | top: |
67 | top: |
65 | if (++i > cgit_max_lock_attempts) { |
68 | if (++i > cgit_max_lock_attempts) { |
66 | die("cgit_refresh_cache: unable to lock %s: %s", |
69 | die("cgit_refresh_cache: unable to lock %s: %s", |
67 | item->name, strerror(errno)); |
70 | item->name, strerror(errno)); |
68 | } |
71 | } |
69 | if (!cache_exist(item)) { |
72 | if (!cache_exist(item)) { |
70 | if (!cache_lock(item)) { |
73 | if (!cache_lock(item)) { |
71 | sleep(1); |
74 | sleep(1); |
72 | goto top; |
75 | goto top; |
73 | } |
76 | } |
74 | if (!cache_exist(item)) { |
77 | if (!cache_exist(item)) { |
75 | cgit_fill_cache(item); |
78 | cgit_fill_cache(item); |
76 | cache_unlock(item); |
79 | cache_unlock(item); |
77 | } else { |
80 | } else { |
78 | cache_cancel_lock(item); |
81 | cache_cancel_lock(item); |
79 | } |
82 | } |
80 | } else if (cache_expired(item) && cache_lock(item)) { |
83 | } else if (cache_expired(item) && cache_lock(item)) { |
81 | if (cache_expired(item)) { |
84 | if (cache_expired(item)) { |
82 | cgit_fill_cache(item); |
85 | cgit_fill_cache(item); |
83 | cache_unlock(item); |
86 | cache_unlock(item); |
84 | } else { |
87 | } else { |
85 | cache_cancel_lock(item); |
88 | cache_cancel_lock(item); |
86 | } |
89 | } |
87 | } |
90 | } |
88 | } |
91 | } |
89 | |
92 | |
90 | static void cgit_print_cache(struct cacheitem *item) |
93 | static void cgit_print_cache(struct cacheitem *item) |
91 | { |
94 | { |
92 | static char buf[4096]; |
95 | static char buf[4096]; |
93 | ssize_t i; |
96 | ssize_t i; |
94 | |
97 | |
95 | int fd = open(item->name, O_RDONLY); |
98 | int fd = open(item->name, O_RDONLY); |
96 | if (fd<0) |
99 | if (fd<0) |
97 | die("Unable to open cached file %s", item->name); |
100 | die("Unable to open cached file %s", item->name); |
98 | |
101 | |
99 | while((i=read(fd, buf, sizeof(buf))) > 0) |
102 | while((i=read(fd, buf, sizeof(buf))) > 0) |
100 | write(STDOUT_FILENO, buf, i); |
103 | write(STDOUT_FILENO, buf, i); |
101 | |
104 | |
102 | close(fd); |
105 | close(fd); |
103 | } |
106 | } |
104 | |
107 | |
105 | static void cgit_parse_args(int argc, const char **argv) |
108 | static void cgit_parse_args(int argc, const char **argv) |
106 | { |
109 | { |
107 | int i; |
110 | int i; |
108 | |
111 | |
109 | for (i = 1; i < argc; i++) { |
112 | for (i = 1; i < argc; i++) { |
110 | if (!strncmp(argv[i], "--root=", 7)) { |
113 | if (!strncmp(argv[i], "--root=", 7)) { |
111 | cgit_root = xstrdup(argv[i]+7); |
114 | cgit_root = xstrdup(argv[i]+7); |
112 | } |
115 | } |
113 | if (!strncmp(argv[i], "--cache=", 8)) { |
116 | if (!strncmp(argv[i], "--cache=", 8)) { |
114 | cgit_cache_root = xstrdup(argv[i]+8); |
117 | cgit_cache_root = xstrdup(argv[i]+8); |
115 | } |
118 | } |
116 | if (!strcmp(argv[i], "--nocache")) { |
119 | if (!strcmp(argv[i], "--nocache")) { |
117 | cgit_nocache = 1; |
120 | cgit_nocache = 1; |
118 | } |
121 | } |
119 | if (!strncmp(argv[i], "--query=", 8)) { |
122 | if (!strncmp(argv[i], "--query=", 8)) { |
120 | cgit_querystring = xstrdup(argv[i]+8); |
123 | cgit_querystring = xstrdup(argv[i]+8); |
121 | } |
124 | } |
122 | if (!strncmp(argv[i], "--repo=", 7)) { |
125 | if (!strncmp(argv[i], "--repo=", 7)) { |
123 | cgit_query_repo = xstrdup(argv[i]+7); |
126 | cgit_query_repo = xstrdup(argv[i]+7); |
124 | } |
127 | } |
125 | if (!strncmp(argv[i], "--page=", 7)) { |
128 | if (!strncmp(argv[i], "--page=", 7)) { |
126 | cgit_query_page = xstrdup(argv[i]+7); |
129 | cgit_query_page = xstrdup(argv[i]+7); |
127 | } |
130 | } |
128 | if (!strncmp(argv[i], "--head=", 7)) { |
131 | if (!strncmp(argv[i], "--head=", 7)) { |
129 | cgit_query_head = xstrdup(argv[i]+7); |
132 | cgit_query_head = xstrdup(argv[i]+7); |
130 | cgit_query_has_symref = 1; |
133 | cgit_query_has_symref = 1; |
131 | } |
134 | } |
132 | if (!strncmp(argv[i], "--sha1=", 7)) { |
135 | if (!strncmp(argv[i], "--sha1=", 7)) { |
133 | cgit_query_sha1 = xstrdup(argv[i]+7); |
136 | cgit_query_sha1 = xstrdup(argv[i]+7); |
134 | cgit_query_has_sha1 = 1; |
137 | cgit_query_has_sha1 = 1; |
135 | } |
138 | } |
136 | if (!strncmp(argv[i], "--ofs=", 6)) { |
139 | if (!strncmp(argv[i], "--ofs=", 6)) { |
137 | cgit_query_ofs = atoi(argv[i]+6); |
140 | cgit_query_ofs = atoi(argv[i]+6); |
138 | } |
141 | } |
139 | } |
142 | } |
140 | } |
143 | } |
141 | |
144 | |
142 | int main(int argc, const char **argv) |
145 | int main(int argc, const char **argv) |
143 | { |
146 | { |
144 | struct cacheitem item; |
147 | struct cacheitem item; |
145 | |
148 | |
146 | cgit_read_config("/etc/cgitrc", cgit_global_config_cb); |
149 | cgit_read_config("/etc/cgitrc", cgit_global_config_cb); |
147 | if (getenv("QUERY_STRING")) |
150 | if (getenv("QUERY_STRING")) |
148 | cgit_querystring = xstrdup(getenv("QUERY_STRING")); |
151 | cgit_querystring = xstrdup(getenv("QUERY_STRING")); |
149 | cgit_parse_args(argc, argv); |
152 | cgit_parse_args(argc, argv); |
150 | cgit_parse_query(cgit_querystring, cgit_querystring_cb); |
153 | cgit_parse_query(cgit_querystring, cgit_querystring_cb); |
151 | |
154 | |
152 | if (cgit_nocache) { |
155 | if (cgit_nocache) { |
153 | item.fd = STDOUT_FILENO; |
156 | item.fd = STDOUT_FILENO; |
154 | cgit_fill_cache(&item); |
157 | cgit_fill_cache(&item); |
155 | } else { |
158 | } else { |
156 | cgit_check_cache(&item); |
159 | cgit_check_cache(&item); |
157 | cgit_print_cache(&item); |
160 | cgit_print_cache(&item); |
158 | } |
161 | } |
159 | return 0; |
162 | return 0; |
160 | } |
163 | } |
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