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-rw-r--r--cgit.c391
1 files changed, 266 insertions, 125 deletions
diff --git a/cgit.c b/cgit.c
index e8acc03..6ec763f 100644
--- a/cgit.c
+++ b/cgit.c
@@ -7,40 +7,199 @@
*/
#include "cgit.h"
+#include "cache.h"
+#include "cmd.h"
+#include "configfile.h"
+#include "html.h"
+#include "ui-shared.h"
+
+const char *cgit_version = CGIT_VERSION;
+
+void config_cb(const char *name, const char *value)
+{
+ if (!strcmp(name, "root-title"))
+ ctx.cfg.root_title = xstrdup(value);
+ else if (!strcmp(name, "css"))
+ ctx.cfg.css = xstrdup(value);
+ else if (!strcmp(name, "logo"))
+ ctx.cfg.logo = xstrdup(value);
+ else if (!strcmp(name, "index-header"))
+ ctx.cfg.index_header = xstrdup(value);
+ else if (!strcmp(name, "index-info"))
+ ctx.cfg.index_info = xstrdup(value);
+ else if (!strcmp(name, "logo-link"))
+ ctx.cfg.logo_link = xstrdup(value);
+ else if (!strcmp(name, "module-link"))
+ ctx.cfg.module_link = xstrdup(value);
+ else if (!strcmp(name, "virtual-root")) {
+ ctx.cfg.virtual_root = trim_end(value, '/');
+ if (!ctx.cfg.virtual_root && (!strcmp(value, "/")))
+ ctx.cfg.virtual_root = "";
+ } else if (!strcmp(name, "nocache"))
+ ctx.cfg.nocache = atoi(value);
+ else if (!strcmp(name, "snapshots"))
+ ctx.cfg.snapshots = cgit_parse_snapshots_mask(value);
+ else if (!strcmp(name, "enable-index-links"))
+ ctx.cfg.enable_index_links = atoi(value);
+ else if (!strcmp(name, "enable-log-filecount"))
+ ctx.cfg.enable_log_filecount = atoi(value);
+ else if (!strcmp(name, "enable-log-linecount"))
+ ctx.cfg.enable_log_linecount = atoi(value);
+ else if (!strcmp(name, "cache-root"))
+ ctx.cfg.cache_root = xstrdup(value);
+ else if (!strcmp(name, "cache-root-ttl"))
+ ctx.cfg.cache_root_ttl = atoi(value);
+ else if (!strcmp(name, "cache-repo-ttl"))
+ ctx.cfg.cache_repo_ttl = atoi(value);
+ else if (!strcmp(name, "cache-static-ttl"))
+ ctx.cfg.cache_static_ttl = atoi(value);
+ else if (!strcmp(name, "cache-dynamic-ttl"))
+ ctx.cfg.cache_dynamic_ttl = atoi(value);
+ else if (!strcmp(name, "max-message-length"))
+ ctx.cfg.max_msg_len = atoi(value);
+ else if (!strcmp(name, "max-repodesc-length"))
+ ctx.cfg.max_repodesc_len = atoi(value);
+ else if (!strcmp(name, "max-commit-count"))
+ ctx.cfg.max_commit_count = atoi(value);
+ else if (!strcmp(name, "summary-log"))
+ ctx.cfg.summary_log = atoi(value);
+ else if (!strcmp(name, "summary-branches"))
+ ctx.cfg.summary_branches = atoi(value);
+ else if (!strcmp(name, "summary-tags"))
+ ctx.cfg.summary_tags = atoi(value);
+ else if (!strcmp(name, "agefile"))
+ ctx.cfg.agefile = xstrdup(value);
+ else if (!strcmp(name, "renamelimit"))
+ ctx.cfg.renamelimit = atoi(value);
+ else if (!strcmp(name, "robots"))
+ ctx.cfg.robots = xstrdup(value);
+ else if (!strcmp(name, "clone-prefix"))
+ ctx.cfg.clone_prefix = xstrdup(value);
+ else if (!strcmp(name, "repo.group"))
+ ctx.cfg.repo_group = xstrdup(value);
+ else if (!strcmp(name, "repo.url"))
+ ctx.repo = cgit_add_repo(value);
+ else if (!strcmp(name, "repo.name"))
+ ctx.repo->name = xstrdup(value);
+ else if (ctx.repo && !strcmp(name, "repo.path"))
+ ctx.repo->path = trim_end(value, '/');
+ else if (ctx.repo && !strcmp(name, "repo.clone-url"))
+ ctx.repo->clone_url = xstrdup(value);
+ else if (ctx.repo && !strcmp(name, "repo.desc"))
+ ctx.repo->desc = xstrdup(value);
+ else if (ctx.repo && !strcmp(name, "repo.owner"))
+ ctx.repo->owner = xstrdup(value);
+ else if (ctx.repo && !strcmp(name, "repo.defbranch"))
+ ctx.repo->defbranch = xstrdup(value);
+ else if (ctx.repo && !strcmp(name, "repo.snapshots"))
+ ctx.repo->snapshots = ctx.cfg.snapshots & cgit_parse_snapshots_mask(value); /* XXX: &? */
+ else if (ctx.repo && !strcmp(name, "repo.enable-log-filecount"))
+ ctx.repo->enable_log_filecount = ctx.cfg.enable_log_filecount * atoi(value);
+ else if (ctx.repo && !strcmp(name, "repo.enable-log-linecount"))
+ ctx.repo->enable_log_linecount = ctx.cfg.enable_log_linecount * atoi(value);
+ else if (ctx.repo && !strcmp(name, "repo.module-link"))
+ ctx.repo->module_link= xstrdup(value);
+ else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) {
+ if (*value == '/')
+ ctx.repo->readme = xstrdup(value);
+ else
+ ctx.repo->readme = xstrdup(fmt("%s/%s", ctx.repo->path, value));
+ } else if (!strcmp(name, "include"))
+ parse_configfile(value, config_cb);
+}
+
+static void querystring_cb(const char *name, const char *value)
+{
+ if (!strcmp(name,"r")) {
+ ctx.qry.repo = xstrdup(value);
+ ctx.repo = cgit_get_repoinfo(value);
+ } else if (!strcmp(name, "p")) {
+ ctx.qry.page = xstrdup(value);
+ } else if (!strcmp(name, "url")) {
+ cgit_parse_url(value);
+ } else if (!strcmp(name, "qt")) {
+ ctx.qry.grep = xstrdup(value);
+ } else if (!strcmp(name, "q")) {
+ ctx.qry.search = xstrdup(value);
+ } else if (!strcmp(name, "h")) {
+ ctx.qry.head = xstrdup(value);
+ ctx.qry.has_symref = 1;
+ } else if (!strcmp(name, "id")) {
+ ctx.qry.sha1 = xstrdup(value);
+ ctx.qry.has_sha1 = 1;
+ } else if (!strcmp(name, "id2")) {
+ ctx.qry.sha2 = xstrdup(value);
+ ctx.qry.has_sha1 = 1;
+ } else if (!strcmp(name, "ofs")) {
+ ctx.qry.ofs = atoi(value);
+ } else if (!strcmp(name, "path")) {
+ ctx.qry.path = trim_end(value, '/');
+ } else if (!strcmp(name, "name")) {
+ ctx.qry.name = xstrdup(value);
+ }
+}
+
+static void prepare_context(struct cgit_context *ctx)
+{
+ memset(ctx, 0, sizeof(ctx));
+ ctx->cfg.agefile = "info/web/last-modified";
+ ctx->cfg.cache_dynamic_ttl = 5;
+ ctx->cfg.cache_max_create_time = 5;
+ ctx->cfg.cache_repo_ttl = 5;
+ ctx->cfg.cache_root = CGIT_CACHE_ROOT;
+ ctx->cfg.cache_root_ttl = 5;
+ ctx->cfg.cache_static_ttl = -1;
+ ctx->cfg.css = "/cgit.css";
+ ctx->cfg.logo = "/git-logo.png";
+ ctx->cfg.max_commit_count = 50;
+ ctx->cfg.max_lock_attempts = 5;
+ ctx->cfg.max_msg_len = 60;
+ ctx->cfg.max_repodesc_len = 60;
+ ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s";
+ ctx->cfg.renamelimit = -1;
+ ctx->cfg.robots = "index, nofollow";
+ ctx->cfg.root_title = "Git repository browser";
+ ctx->cfg.script_name = CGIT_SCRIPT_NAME;
+ ctx->page.mimetype = "text/html";
+ ctx->page.charset = PAGE_ENCODING;
+ ctx->page.filename = NULL;
+}
static int cgit_prepare_cache(struct cacheitem *item)
{
- if (!cgit_repo && cgit_query_repo) {
- char *title = fmt("%s - %s", cgit_root_title, "Bad request");
- cgit_print_docstart(title, item);
- cgit_print_pageheader(title, 0);
- cgit_print_error(fmt("Unknown repo: %s", cgit_query_repo));
+ if (!ctx.repo && ctx.qry.repo) {
+ ctx.page.title = fmt("%s - %s", ctx.cfg.root_title,
+ "Bad request");
+ cgit_print_http_headers(&ctx);
+ cgit_print_docstart(&ctx);
+ cgit_print_pageheader(&ctx);
+ cgit_print_error(fmt("Unknown repo: %s", ctx.qry.repo));
cgit_print_docend();
return 0;
}
- if (!cgit_repo) {
- item->name = xstrdup(fmt("%s/index.html", cgit_cache_root));
- item->ttl = cgit_cache_root_ttl;
+ if (!ctx.repo) {
+ item->name = xstrdup(fmt("%s/index.html", ctx.cfg.cache_root));
+ item->ttl = ctx.cfg.cache_root_ttl;
return 1;
}
- if (!cgit_cmd) {
- item->name = xstrdup(fmt("%s/%s/index.%s.html", cgit_cache_root,
- cache_safe_filename(cgit_repo->url),
- cache_safe_filename(cgit_querystring)));
- item->ttl = cgit_cache_repo_ttl;
+ if (!ctx.qry.page) {
+ item->name = xstrdup(fmt("%s/%s/index.%s.html", ctx.cfg.cache_root,
+ cache_safe_filename(ctx.repo->url),
+ cache_safe_filename(ctx.qry.raw)));
+ item->ttl = ctx.cfg.cache_repo_ttl;
} else {
- item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root,
- cache_safe_filename(cgit_repo->url),
- cgit_query_page,
- cache_safe_filename(cgit_querystring)));
- if (cgit_query_has_symref)
- item->ttl = cgit_cache_dynamic_ttl;
- else if (cgit_query_has_sha1)
- item->ttl = cgit_cache_static_ttl;
+ item->name = xstrdup(fmt("%s/%s/%s/%s.html", ctx.cfg.cache_root,
+ cache_safe_filename(ctx.repo->url),
+ ctx.qry.page,
+ cache_safe_filename(ctx.qry.raw)));
+ if (ctx.qry.has_symref)
+ item->ttl = ctx.cfg.cache_dynamic_ttl;
+ else if (ctx.qry.has_sha1)
+ item->ttl = ctx.cfg.cache_static_ttl;
else
- item->ttl = cgit_cache_repo_ttl;
+ item->ttl = ctx.cfg.cache_repo_ttl;
}
return 1;
}
@@ -64,7 +223,7 @@ int find_current_ref(const char *refname, const unsigned char *sha1,
return info->match;
}
-char *find_default_branch(struct repoinfo *repo)
+char *find_default_branch(struct cgit_repo *repo)
{
struct refmatch info;
@@ -78,113 +237,98 @@ char *find_default_branch(struct repoinfo *repo)
return info.first_ref;
}
-static void cgit_print_repo_page(struct cacheitem *item)
+static int prepare_repo_cmd(struct cgit_context *ctx)
{
- char *title, *tmp;
- int show_search;
+ char *tmp;
unsigned char sha1[20];
-
- if (chdir(cgit_repo->path)) {
- title = fmt("%s - %s", cgit_root_title, "Bad request");
- cgit_print_docstart(title, item);
- cgit_print_pageheader(title, 0);
- cgit_print_error(fmt("Unable to scan repository: %s",
- strerror(errno)));
+ int nongit = 0;
+
+ setenv("GIT_DIR", ctx->repo->path, 1);
+ setup_git_directory_gently(&nongit);
+ if (nongit) {
+ ctx->page.title = fmt("%s - %s", ctx->cfg.root_title,
+ "config error");
+ tmp = fmt("Not a git repository: '%s'", ctx->repo->path);
+ ctx->repo = NULL;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
+ cgit_print_error(tmp);
cgit_print_docend();
- return;
+ return 1;
}
+ ctx->page.title = fmt("%s - %s", ctx->repo->name, ctx->repo->desc);
- title = fmt("%s - %s", cgit_repo->name, cgit_repo->desc);
- show_search = 0;
- setenv("GIT_DIR", cgit_repo->path, 1);
-
- if (!cgit_query_head) {
- cgit_query_head = xstrdup(find_default_branch(cgit_repo));
- cgit_repo->defbranch = cgit_query_head;
+ if (!ctx->qry.head) {
+ ctx->qry.head = xstrdup(find_default_branch(ctx->repo));
+ ctx->repo->defbranch = ctx->qry.head;
}
- if (!cgit_query_head) {
- cgit_print_docstart(title, item);
- cgit_print_pageheader(title, 0);
+ if (!ctx->qry.head) {
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
cgit_print_error("Repository seems to be empty");
cgit_print_docend();
- return;
+ return 1;
}
- if (get_sha1(cgit_query_head, sha1)) {
- tmp = xstrdup(cgit_query_head);
- cgit_query_head = cgit_repo->defbranch;
- cgit_print_docstart(title, item);
- cgit_print_pageheader(title, 0);
+ if (get_sha1(ctx->qry.head, sha1)) {
+ tmp = xstrdup(ctx->qry.head);
+ ctx->qry.head = ctx->repo->defbranch;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
cgit_print_error(fmt("Invalid branch: %s", tmp));
cgit_print_docend();
- return;
+ return 1;
}
+ return 0;
+}
- if ((cgit_cmd == CMD_SNAPSHOT) && cgit_repo->snapshots) {
- cgit_print_snapshot(item, cgit_query_head, cgit_query_sha1,
- cgit_repobasename(cgit_repo->url),
- cgit_query_path,
- cgit_repo->snapshots );
+static void process_request(struct cgit_context *ctx)
+{
+ struct cgit_cmd *cmd;
+
+ cmd = cgit_get_cmd(ctx);
+ if (!cmd) {
+ ctx->page.title = "cgit error";
+ ctx->repo = NULL;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
+ cgit_print_error("Invalid request");
+ cgit_print_docend();
return;
}
- if (cgit_cmd == CMD_PATCH) {
- cgit_print_patch(cgit_query_sha1, item);
+ if (cmd->want_repo && prepare_repo_cmd(ctx))
return;
- }
- if (cgit_cmd == CMD_BLOB) {
- cgit_print_blob(item, cgit_query_sha1, cgit_query_path);
- return;
+ if (cmd->want_layout) {
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
}
- show_search = (cgit_cmd == CMD_LOG);
- cgit_print_docstart(title, item);
- if (!cgit_cmd) {
- cgit_print_pageheader("summary", show_search);
- cgit_print_summary();
+ cmd->fn(ctx);
+
+ if (cmd->want_layout)
cgit_print_docend();
- return;
- }
+}
- cgit_print_pageheader(cgit_query_page, show_search);
-
- switch(cgit_cmd) {
- case CMD_LOG:
- cgit_print_log(cgit_query_sha1, cgit_query_ofs,
- cgit_max_commit_count, cgit_query_grep, cgit_query_search,
- cgit_query_path, 1);
- break;
- case CMD_TREE:
- cgit_print_tree(cgit_query_sha1, cgit_query_path);
- break;
- case CMD_COMMIT:
- cgit_print_commit(cgit_query_sha1);
- break;
- case CMD_REFS:
- cgit_print_refs();
- break;
- case CMD_TAG:
- cgit_print_tag(cgit_query_sha1);
- break;
- case CMD_DIFF:
- cgit_print_diff(cgit_query_sha1, cgit_query_sha2, cgit_query_path);
- break;
- default:
- cgit_print_error("Invalid request");
- }
- cgit_print_docend();
+static long ttl_seconds(long ttl)
+{
+ if (ttl<0)
+ return 60 * 60 * 24 * 365;
+ else
+ return ttl * 60;
}
static void cgit_fill_cache(struct cacheitem *item, int use_cache)
{
- static char buf[PATH_MAX];
int stdout2;
- getcwd(buf, sizeof(buf));
- item->st.st_mtime = time(NULL);
-
if (use_cache) {
stdout2 = chk_positive(dup(STDOUT_FILENO),
"Preserving STDOUT");
@@ -192,10 +336,9 @@ static void cgit_fill_cache(struct cacheitem *item, int use_cache)
chk_positive(dup2(item->fd, STDOUT_FILENO), "Dup2(cachefile)");
}
- if (cgit_repo)
- cgit_print_repo_page(item);
- else
- cgit_print_repolist(item);
+ ctx.page.modified = time(NULL);
+ ctx.page.expires = ctx.page.modified + ttl_seconds(item->ttl);
+ process_request(&ctx);
if (use_cache) {
chk_zero(close(STDOUT_FILENO), "Close redirected STDOUT");
@@ -203,8 +346,6 @@ static void cgit_fill_cache(struct cacheitem *item, int use_cache)
"Restoring original STDOUT");
chk_zero(close(stdout2), "Closing temporary STDOUT");
}
-
- chdir(buf);
}
static void cgit_check_cache(struct cacheitem *item)
@@ -212,7 +353,7 @@ static void cgit_check_cache(struct cacheitem *item)
int i = 0;
top:
- if (++i > cgit_max_lock_attempts) {
+ if (++i > ctx.cfg.max_lock_attempts) {
die("cgit_refresh_cache: unable to lock %s: %s",
item->name, strerror(errno));
}
@@ -258,30 +399,30 @@ static void cgit_parse_args(int argc, const char **argv)
for (i = 1; i < argc; i++) {
if (!strncmp(argv[i], "--cache=", 8)) {
- cgit_cache_root = xstrdup(argv[i]+8);
+ ctx.cfg.cache_root = xstrdup(argv[i]+8);
}
if (!strcmp(argv[i], "--nocache")) {
- cgit_nocache = 1;
+ ctx.cfg.nocache = 1;
}
if (!strncmp(argv[i], "--query=", 8)) {
- cgit_querystring = xstrdup(argv[i]+8);
+ ctx.qry.raw = xstrdup(argv[i]+8);
}
if (!strncmp(argv[i], "--repo=", 7)) {
- cgit_query_repo = xstrdup(argv[i]+7);
+ ctx.qry.repo = xstrdup(argv[i]+7);
}
if (!strncmp(argv[i], "--page=", 7)) {
- cgit_query_page = xstrdup(argv[i]+7);
+ ctx.qry.page = xstrdup(argv[i]+7);
}
if (!strncmp(argv[i], "--head=", 7)) {
- cgit_query_head = xstrdup(argv[i]+7);
- cgit_query_has_symref = 1;
+ ctx.qry.head = xstrdup(argv[i]+7);
+ ctx.qry.has_symref = 1;
}
if (!strncmp(argv[i], "--sha1=", 7)) {
- cgit_query_sha1 = xstrdup(argv[i]+7);
- cgit_query_has_sha1 = 1;
+ ctx.qry.sha1 = xstrdup(argv[i]+7);
+ ctx.qry.has_sha1 = 1;
}
if (!strncmp(argv[i], "--ofs=", 6)) {
- cgit_query_ofs = atoi(argv[i]+6);
+ ctx.qry.ofs = atoi(argv[i]+6);
}
}
}
@@ -291,24 +432,24 @@ int main(int argc, const char **argv)
struct cacheitem item;
const char *cgit_config_env = getenv("CGIT_CONFIG");
- htmlfd = STDOUT_FILENO;
+ prepare_context(&ctx);
item.st.st_mtime = time(NULL);
cgit_repolist.length = 0;
cgit_repolist.count = 0;
cgit_repolist.repos = NULL;
- cgit_read_config(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
- cgit_global_config_cb);
- cgit_repo = NULL;
+ parse_configfile(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
+ config_cb);
+ ctx.repo = NULL;
if (getenv("SCRIPT_NAME"))
- cgit_script_name = xstrdup(getenv("SCRIPT_NAME"));
+ ctx.cfg.script_name = xstrdup(getenv("SCRIPT_NAME"));
if (getenv("QUERY_STRING"))
- cgit_querystring = xstrdup(getenv("QUERY_STRING"));
+ ctx.qry.raw = xstrdup(getenv("QUERY_STRING"));
cgit_parse_args(argc, argv);
- cgit_parse_query(cgit_querystring, cgit_querystring_cb);
+ http_parse_querystring(ctx.qry.raw, querystring_cb);
if (!cgit_prepare_cache(&item))
return 0;
- if (cgit_nocache) {
+ if (ctx.cfg.nocache) {
cgit_fill_cache(&item, 0);
} else {
cgit_check_cache(&item);