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-rw-r--r--cache.c22
-rw-r--r--cgit.c25
-rw-r--r--cgit.h1
3 files changed, 23 insertions, 25 deletions
diff --git a/cache.c b/cache.c
index 91b89a6..1ff1251 100644
--- a/cache.c
+++ b/cache.c
@@ -1,50 +1,28 @@
1/* cache.c: cache management 1/* cache.c: cache management
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
11const int NOLOCK = -1; 11const int NOLOCK = -1;
12 12
13void cache_prepare(struct cacheitem *item)
14{
15 if (!cgit_query_repo) {
16 item->name = xstrdup(fmt("%s/index.html", cgit_cache_root));
17 item->ttl = cgit_cache_root_ttl;
18 } else if (!cgit_query_page) {
19 item->name = xstrdup(fmt("%s/%s/index.html", cgit_cache_root,
20 cgit_query_repo));
21 item->ttl = cgit_cache_repo_ttl;
22 } else {
23 item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root,
24 cgit_query_repo, cgit_query_page,
25 cgit_querystring));
26 if (cgit_query_has_symref)
27 item->ttl = cgit_cache_dynamic_ttl;
28 else if (cgit_query_has_sha1)
29 item->ttl = cgit_cache_static_ttl;
30 else
31 item->ttl = cgit_cache_repo_ttl;
32 }
33}
34
35int cache_exist(struct cacheitem *item) 13int cache_exist(struct cacheitem *item)
36{ 14{
37 if (stat(item->name, &item->st)) { 15 if (stat(item->name, &item->st)) {
38 item->st.st_mtime = 0; 16 item->st.st_mtime = 0;
39 return 0; 17 return 0;
40 } 18 }
41 return 1; 19 return 1;
42} 20}
43 21
44int cache_create_dirs() 22int cache_create_dirs()
45{ 23{
46 char *path; 24 char *path;
47 25
48 path = fmt("%s", cgit_cache_root); 26 path = fmt("%s", cgit_cache_root);
49 if (mkdir(path, S_IRWXU) && errno!=EEXIST) 27 if (mkdir(path, S_IRWXU) && errno!=EEXIST)
50 return 0; 28 return 0;
diff --git a/cgit.c b/cgit.c
index 5dcba76..d975570 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,28 +1,50 @@
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
11const char cgit_version[] = CGIT_VERSION; 11const char cgit_version[] = CGIT_VERSION;
12 12
13static void cgit_prepare_cache(struct cacheitem *item)
14{
15 if (!cgit_query_repo) {
16 item->name = xstrdup(fmt("%s/index.html", cgit_cache_root));
17 item->ttl = cgit_cache_root_ttl;
18 } else if (!cgit_query_page) {
19 item->name = xstrdup(fmt("%s/%s/index.html", cgit_cache_root,
20 cgit_query_repo));
21 item->ttl = cgit_cache_repo_ttl;
22 } else {
23 item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root,
24 cgit_query_repo, cgit_query_page,
25 cgit_querystring));
26 if (cgit_query_has_symref)
27 item->ttl = cgit_cache_dynamic_ttl;
28 else if (cgit_query_has_sha1)
29 item->ttl = cgit_cache_static_ttl;
30 else
31 item->ttl = cgit_cache_repo_ttl;
32 }
33}
34
13static void cgit_print_repo_page(struct cacheitem *item) 35static void cgit_print_repo_page(struct cacheitem *item)
14{ 36{
15 if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) || 37 if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) ||
16 cgit_read_config("info/cgit", cgit_repo_config_cb)) { 38 cgit_read_config("info/cgit", cgit_repo_config_cb)) {
17 char *title = fmt("%s - %s", cgit_root_title, "Bad request"); 39 char *title = fmt("%s - %s", cgit_root_title, "Bad request");
18 cgit_print_docstart(title, item); 40 cgit_print_docstart(title, item);
19 cgit_print_pageheader(title, 0); 41 cgit_print_pageheader(title, 0);
20 cgit_print_error(fmt("Unable to scan repository: %s", 42 cgit_print_error(fmt("Unable to scan repository: %s",
21 strerror(errno))); 43 strerror(errno)));
22 cgit_print_docend(); 44 cgit_print_docend();
23 return; 45 return;
24 } 46 }
25 setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1); 47 setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1);
26 char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc); 48 char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc);
27 int show_search = 0; 49 int show_search = 0;
28 if (cgit_query_page && !strcmp(cgit_query_page, "log")) 50 if (cgit_query_page && !strcmp(cgit_query_page, "log"))
@@ -50,33 +72,32 @@ static void cgit_fill_cache(struct cacheitem *item)
50 static char buf[PATH_MAX]; 72 static char buf[PATH_MAX];
51 73
52 getcwd(buf, sizeof(buf)); 74 getcwd(buf, sizeof(buf));
53 htmlfd = item->fd; 75 htmlfd = item->fd;
54 item->st.st_mtime = time(NULL); 76 item->st.st_mtime = time(NULL);
55 if (cgit_query_repo) 77 if (cgit_query_repo)
56 cgit_print_repo_page(item); 78 cgit_print_repo_page(item);
57 else 79 else
58 cgit_print_repolist(item); 80 cgit_print_repolist(item);
59 chdir(buf); 81 chdir(buf);
60} 82}
61 83
62static void cgit_check_cache(struct cacheitem *item) 84static void cgit_check_cache(struct cacheitem *item)
63{ 85{
64 int i = 0; 86 int i = 0;
65 87
66 cache_prepare(item);
67 top: 88 top:
68 if (++i > cgit_max_lock_attempts) { 89 if (++i > cgit_max_lock_attempts) {
69 die("cgit_refresh_cache: unable to lock %s: %s", 90 die("cgit_refresh_cache: unable to lock %s: %s",
70 item->name, strerror(errno)); 91 item->name, strerror(errno));
71 } 92 }
72 if (!cache_exist(item)) { 93 if (!cache_exist(item)) {
73 if (!cache_lock(item)) { 94 if (!cache_lock(item)) {
74 sleep(1); 95 sleep(1);
75 goto top; 96 goto top;
76 } 97 }
77 if (!cache_exist(item)) { 98 if (!cache_exist(item)) {
78 cgit_fill_cache(item); 99 cgit_fill_cache(item);
79 cache_unlock(item); 100 cache_unlock(item);
80 } else { 101 } else {
81 cache_cancel_lock(item); 102 cache_cancel_lock(item);
82 } 103 }
@@ -139,26 +160,26 @@ static void cgit_parse_args(int argc, const char **argv)
139 if (!strncmp(argv[i], "--ofs=", 6)) { 160 if (!strncmp(argv[i], "--ofs=", 6)) {
140 cgit_query_ofs = atoi(argv[i]+6); 161 cgit_query_ofs = atoi(argv[i]+6);
141 } 162 }
142 } 163 }
143} 164}
144 165
145int main(int argc, const char **argv) 166int main(int argc, const char **argv)
146{ 167{
147 struct cacheitem item; 168 struct cacheitem item;
148 169
149 cgit_read_config("/etc/cgitrc", cgit_global_config_cb); 170 cgit_read_config("/etc/cgitrc", cgit_global_config_cb);
150 if (getenv("QUERY_STRING")) 171 if (getenv("QUERY_STRING"))
151 cgit_querystring = xstrdup(getenv("QUERY_STRING")); 172 cgit_querystring = xstrdup(getenv("QUERY_STRING"));
152 cgit_parse_args(argc, argv); 173 cgit_parse_args(argc, argv);
153 cgit_parse_query(cgit_querystring, cgit_querystring_cb); 174 cgit_parse_query(cgit_querystring, cgit_querystring_cb);
154 175
176 cgit_prepare_cache(&item);
155 if (cgit_nocache) { 177 if (cgit_nocache) {
156 cache_prepare(&item);
157 item.fd = STDOUT_FILENO; 178 item.fd = STDOUT_FILENO;
158 cgit_fill_cache(&item); 179 cgit_fill_cache(&item);
159 } else { 180 } else {
160 cgit_check_cache(&item); 181 cgit_check_cache(&item);
161 cgit_print_cache(&item); 182 cgit_print_cache(&item);
162 } 183 }
163 return 0; 184 return 0;
164} 185}
diff --git a/cgit.h b/cgit.h
index eb8f08c..f915c86 100644
--- a/cgit.h
+++ b/cgit.h
@@ -74,33 +74,32 @@ extern void *cgit_free_commitinfo(struct commitinfo *info);
74extern char *fmt(const char *format,...); 74extern char *fmt(const char *format,...);
75 75
76extern void html(const char *txt); 76extern void html(const char *txt);
77extern void htmlf(const char *format,...); 77extern void htmlf(const char *format,...);
78extern void html_txt(char *txt); 78extern void html_txt(char *txt);
79extern void html_ntxt(int len, char *txt); 79extern void html_ntxt(int len, char *txt);
80extern void html_attr(char *txt); 80extern void html_attr(char *txt);
81extern void html_hidden(char *name, char *value); 81extern void html_hidden(char *name, char *value);
82extern void html_link_open(char *url, char *title, char *class); 82extern void html_link_open(char *url, char *title, char *class);
83extern void html_link_close(void); 83extern void html_link_close(void);
84extern void html_filemode(unsigned short mode); 84extern void html_filemode(unsigned short mode);
85 85
86extern int cgit_read_config(const char *filename, configfn fn); 86extern int cgit_read_config(const char *filename, configfn fn);
87extern int cgit_parse_query(char *txt, configfn fn); 87extern int cgit_parse_query(char *txt, configfn fn);
88extern struct commitinfo *cgit_parse_commit(struct commit *commit); 88extern struct commitinfo *cgit_parse_commit(struct commit *commit);
89 89
90extern void cache_prepare(struct cacheitem *item);
91extern int cache_lock(struct cacheitem *item); 90extern int cache_lock(struct cacheitem *item);
92extern int cache_unlock(struct cacheitem *item); 91extern int cache_unlock(struct cacheitem *item);
93extern int cache_cancel_lock(struct cacheitem *item); 92extern int cache_cancel_lock(struct cacheitem *item);
94extern int cache_exist(struct cacheitem *item); 93extern int cache_exist(struct cacheitem *item);
95extern int cache_expired(struct cacheitem *item); 94extern int cache_expired(struct cacheitem *item);
96 95
97extern char *cgit_repourl(const char *reponame); 96extern char *cgit_repourl(const char *reponame);
98extern char *cgit_pageurl(const char *reponame, const char *pagename, 97extern char *cgit_pageurl(const char *reponame, const char *pagename,
99 const char *query); 98 const char *query);
100 99
101extern void cgit_print_error(char *msg); 100extern void cgit_print_error(char *msg);
102extern void cgit_print_date(unsigned long secs); 101extern void cgit_print_date(unsigned long secs);
103extern void cgit_print_docstart(char *title, struct cacheitem *item); 102extern void cgit_print_docstart(char *title, struct cacheitem *item);
104extern void cgit_print_docend(); 103extern void cgit_print_docend();
105extern void cgit_print_pageheader(char *title, int show_search); 104extern void cgit_print_pageheader(char *title, int show_search);
106 105