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diff --git a/cgit.c b/cgit.c index 9dbc608..372b436 100644 --- a/ cgit.c+++ b/ cgit.c |
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@@ -1,154 +1,158 @@ |
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); |
19 | cgit_print_pageheader(title); |
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 | cgit_print_docstart(title, item); |
27 | cgit_print_docstart(title, item); |
28 | cgit_print_pageheader(title); |
28 | cgit_print_pageheader(title); |
29 | if (!cgit_query_page) { |
29 | if (!cgit_query_page) { |
30 | cgit_print_summary(); |
30 | cgit_print_summary(); |
31 | } else if (!strcmp(cgit_query_page, "log")) { |
31 | } else if (!strcmp(cgit_query_page, "log")) { |
32 | cgit_print_log(cgit_query_head, cgit_query_ofs, 100); |
32 | cgit_print_log(cgit_query_head, cgit_query_ofs, 100); |
33 | } else if (!strcmp(cgit_query_page, "tree")) { |
33 | } else if (!strcmp(cgit_query_page, "tree")) { |
34 | cgit_print_tree(cgit_query_sha1); |
34 | cgit_print_tree(cgit_query_sha1); |
35 | } else if (!strcmp(cgit_query_page, "commit")) { |
35 | } else if (!strcmp(cgit_query_page, "commit")) { |
36 | cgit_print_commit(cgit_query_sha1); |
36 | cgit_print_commit(cgit_query_sha1); |
37 | } else if (!strcmp(cgit_query_page, "view")) { |
37 | } else if (!strcmp(cgit_query_page, "view")) { |
38 | cgit_print_view(cgit_query_sha1); |
38 | cgit_print_view(cgit_query_sha1); |
39 | } |
39 | } |
40 | cgit_print_docend(); |
40 | cgit_print_docend(); |
41 | } |
41 | } |
42 | |
42 | |
43 | static void cgit_fill_cache(struct cacheitem *item) |
43 | static void cgit_fill_cache(struct cacheitem *item) |
44 | { |
44 | { |
| |
45 | static char buf[PATH_MAX]; |
| |
46 | |
| |
47 | getcwd(buf, sizeof(buf)); |
45 | htmlfd = item->fd; |
48 | htmlfd = item->fd; |
46 | item->st.st_mtime = time(NULL); |
49 | item->st.st_mtime = time(NULL); |
47 | if (cgit_query_repo) |
50 | if (cgit_query_repo) |
48 | cgit_print_repo_page(item); |
51 | cgit_print_repo_page(item); |
49 | else |
52 | else |
50 | cgit_print_repolist(item); |
53 | cgit_print_repolist(item); |
| |
54 | chdir(buf); |
51 | } |
55 | } |
52 | |
56 | |
53 | static void cgit_check_cache(struct cacheitem *item) |
57 | static void cgit_check_cache(struct cacheitem *item) |
54 | { |
58 | { |
55 | int i = 0; |
59 | int i = 0; |
56 | |
60 | |
57 | cache_prepare(item); |
61 | cache_prepare(item); |
58 | top: |
62 | top: |
59 | if (++i > cgit_max_lock_attempts) { |
63 | if (++i > cgit_max_lock_attempts) { |
60 | die("cgit_refresh_cache: unable to lock %s: %s", |
64 | die("cgit_refresh_cache: unable to lock %s: %s", |
61 | item->name, strerror(errno)); |
65 | item->name, strerror(errno)); |
62 | } |
66 | } |
63 | if (!cache_exist(item)) { |
67 | if (!cache_exist(item)) { |
64 | if (!cache_lock(item)) { |
68 | if (!cache_lock(item)) { |
65 | sleep(1); |
69 | sleep(1); |
66 | goto top; |
70 | goto top; |
67 | } |
71 | } |
68 | if (!cache_exist(item)) { |
72 | if (!cache_exist(item)) { |
69 | cgit_fill_cache(item); |
73 | cgit_fill_cache(item); |
70 | cache_unlock(item); |
74 | cache_unlock(item); |
71 | } else { |
75 | } else { |
72 | cache_cancel_lock(item); |
76 | cache_cancel_lock(item); |
73 | } |
77 | } |
74 | } else if (cache_expired(item) && cache_lock(item)) { |
78 | } else if (cache_expired(item) && cache_lock(item)) { |
75 | if (cache_expired(item)) { |
79 | if (cache_expired(item)) { |
76 | cgit_fill_cache(item); |
80 | cgit_fill_cache(item); |
77 | cache_unlock(item); |
81 | cache_unlock(item); |
78 | } else { |
82 | } else { |
79 | cache_cancel_lock(item); |
83 | cache_cancel_lock(item); |
80 | } |
84 | } |
81 | } |
85 | } |
82 | } |
86 | } |
83 | |
87 | |
84 | static void cgit_print_cache(struct cacheitem *item) |
88 | static void cgit_print_cache(struct cacheitem *item) |
85 | { |
89 | { |
86 | static char buf[4096]; |
90 | static char buf[4096]; |
87 | ssize_t i; |
91 | ssize_t i; |
88 | |
92 | |
89 | int fd = open(item->name, O_RDONLY); |
93 | int fd = open(item->name, O_RDONLY); |
90 | if (fd<0) |
94 | if (fd<0) |
91 | die("Unable to open cached file %s", item->name); |
95 | die("Unable to open cached file %s", item->name); |
92 | |
96 | |
93 | while((i=read(fd, buf, sizeof(buf))) > 0) |
97 | while((i=read(fd, buf, sizeof(buf))) > 0) |
94 | write(STDOUT_FILENO, buf, i); |
98 | write(STDOUT_FILENO, buf, i); |
95 | |
99 | |
96 | close(fd); |
100 | close(fd); |
97 | } |
101 | } |
98 | |
102 | |
99 | static void cgit_parse_args(int argc, const char **argv) |
103 | static void cgit_parse_args(int argc, const char **argv) |
100 | { |
104 | { |
101 | int i; |
105 | int i; |
102 | |
106 | |
103 | for (i = 1; i < argc; i++) { |
107 | for (i = 1; i < argc; i++) { |
104 | if (!strncmp(argv[i], "--root=", 7)) { |
108 | if (!strncmp(argv[i], "--root=", 7)) { |
105 | cgit_root = xstrdup(argv[i]+7); |
109 | cgit_root = xstrdup(argv[i]+7); |
106 | } |
110 | } |
107 | if (!strncmp(argv[i], "--cache=", 8)) { |
111 | if (!strncmp(argv[i], "--cache=", 8)) { |
108 | cgit_cache_root = xstrdup(argv[i]+8); |
112 | cgit_cache_root = xstrdup(argv[i]+8); |
109 | } |
113 | } |
110 | if (!strcmp(argv[i], "--nocache")) { |
114 | if (!strcmp(argv[i], "--nocache")) { |
111 | cgit_nocache = 1; |
115 | cgit_nocache = 1; |
112 | } |
116 | } |
113 | if (!strncmp(argv[i], "--query=", 8)) { |
117 | if (!strncmp(argv[i], "--query=", 8)) { |
114 | cgit_querystring = xstrdup(argv[i]+8); |
118 | cgit_querystring = xstrdup(argv[i]+8); |
115 | } |
119 | } |
116 | if (!strncmp(argv[i], "--repo=", 7)) { |
120 | if (!strncmp(argv[i], "--repo=", 7)) { |
117 | cgit_query_repo = xstrdup(argv[i]+7); |
121 | cgit_query_repo = xstrdup(argv[i]+7); |
118 | } |
122 | } |
119 | if (!strncmp(argv[i], "--page=", 7)) { |
123 | if (!strncmp(argv[i], "--page=", 7)) { |
120 | cgit_query_page = xstrdup(argv[i]+7); |
124 | cgit_query_page = xstrdup(argv[i]+7); |
121 | } |
125 | } |
122 | if (!strncmp(argv[i], "--head=", 7)) { |
126 | if (!strncmp(argv[i], "--head=", 7)) { |
123 | cgit_query_head = xstrdup(argv[i]+7); |
127 | cgit_query_head = xstrdup(argv[i]+7); |
124 | cgit_query_has_symref = 1; |
128 | cgit_query_has_symref = 1; |
125 | } |
129 | } |
126 | if (!strncmp(argv[i], "--sha1=", 7)) { |
130 | if (!strncmp(argv[i], "--sha1=", 7)) { |
127 | cgit_query_sha1 = xstrdup(argv[i]+7); |
131 | cgit_query_sha1 = xstrdup(argv[i]+7); |
128 | cgit_query_has_sha1 = 1; |
132 | cgit_query_has_sha1 = 1; |
129 | } |
133 | } |
130 | if (!strncmp(argv[i], "--ofs=", 6)) { |
134 | if (!strncmp(argv[i], "--ofs=", 6)) { |
131 | cgit_query_ofs = atoi(argv[i]+6); |
135 | cgit_query_ofs = atoi(argv[i]+6); |
132 | } |
136 | } |
133 | } |
137 | } |
134 | } |
138 | } |
135 | |
139 | |
136 | int main(int argc, const char **argv) |
140 | int main(int argc, const char **argv) |
137 | { |
141 | { |
138 | struct cacheitem item; |
142 | struct cacheitem item; |
139 | |
143 | |
140 | cgit_read_config("/etc/cgitrc", cgit_global_config_cb); |
144 | cgit_read_config("/etc/cgitrc", cgit_global_config_cb); |
141 | if (getenv("QUERY_STRING")) |
145 | if (getenv("QUERY_STRING")) |
142 | cgit_querystring = xstrdup(getenv("QUERY_STRING")); |
146 | cgit_querystring = xstrdup(getenv("QUERY_STRING")); |
143 | cgit_parse_args(argc, argv); |
147 | cgit_parse_args(argc, argv); |
144 | cgit_parse_query(cgit_querystring, cgit_querystring_cb); |
148 | cgit_parse_query(cgit_querystring, cgit_querystring_cb); |
145 | |
149 | |
146 | if (cgit_nocache) { |
150 | if (cgit_nocache) { |
147 | item.fd = STDOUT_FILENO; |
151 | item.fd = STDOUT_FILENO; |
148 | cgit_fill_cache(&item); |
152 | cgit_fill_cache(&item); |
149 | } else { |
153 | } else { |
150 | cgit_check_cache(&item); |
154 | cgit_check_cache(&item); |
151 | cgit_print_cache(&item); |
155 | cgit_print_cache(&item); |
152 | } |
156 | } |
153 | return 0; |
157 | return 0; |
154 | } |
158 | } |
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