X-Git-Url: https://git.cameronkatri.com/cgit.git/blobdiff_plain/5a106eb09b9b5e189b96cc736046a92b054f6c7f..290c2a752fe2b338e6fd67f873bd80ff7e4665a2:/cgit.c diff --git a/cgit.c b/cgit.c index 5438fa1..64d95f9 100644 --- a/cgit.c +++ b/cgit.c @@ -7,417 +7,480 @@ */ #include "cgit.h" +#include "cache.h" +#include "cmd.h" +#include "configfile.h" +#include "html.h" +#include "ui-shared.h" +#include "ui-stats.h" +#include "scan-tree.h" -const char cgit_version[] = CGIT_VERSION; +const char *cgit_version = CGIT_VERSION; -int htmlfd = 0; - -char *cgit_root = "/usr/src/git"; -char *cgit_root_title = "Git repository browser"; -char *cgit_css = "/cgit.css"; -char *cgit_logo = "/git-logo.png"; -char *cgit_logo_link = "http://www.kernel.org/pub/software/scm/git/docs/"; -char *cgit_virtual_root = NULL; - -char *cgit_cache_root = "/var/cache/cgit"; - -int cgit_max_lock_attempts = 5; -int cgit_cache_root_ttl = 5; -int cgit_cache_repo_ttl = 5; -int cgit_cache_dynamic_ttl = 5; -int cgit_cache_static_ttl = -1; -int cgit_cache_max_create_time = 5; - -char *cgit_repo_name = NULL; -char *cgit_repo_desc = NULL; -char *cgit_repo_owner = NULL; - -int cgit_query_has_symref = 0; -int cgit_query_has_sha1 = 0; - -char *cgit_querystring = NULL; -char *cgit_query_repo = NULL; -char *cgit_query_page = NULL; -char *cgit_query_head = NULL; -char *cgit_query_sha1 = NULL; - -struct cacheitem cacheitem; - -void cgit_global_config_cb(const char *name, const char *value) +void config_cb(const char *name, const char *value) { - if (!strcmp(name, "root")) - cgit_root = xstrdup(value); - else if (!strcmp(name, "root-title")) - cgit_root_title = xstrdup(value); + if (!strcmp(name, "root-title")) + ctx.cfg.root_title = xstrdup(value); + else if (!strcmp(name, "root-desc")) + ctx.cfg.root_desc = xstrdup(value); + else if (!strcmp(name, "root-readme")) + ctx.cfg.root_readme = xstrdup(value); else if (!strcmp(name, "css")) - cgit_css = xstrdup(value); + ctx.cfg.css = xstrdup(value); + else if (!strcmp(name, "favicon")) + ctx.cfg.favicon = xstrdup(value); + else if (!strcmp(name, "footer")) + ctx.cfg.footer = xstrdup(value); + else if (!strcmp(name, "header")) + ctx.cfg.header = xstrdup(value); else if (!strcmp(name, "logo")) - cgit_logo = xstrdup(value); + 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")) - cgit_logo_link = xstrdup(value); - else if (!strcmp(name, "virtual-root")) - cgit_virtual_root = xstrdup(value); + 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, "max-stats")) + ctx.cfg.max_stats = cgit_find_stats_period(value, NULL); + else if (!strcmp(name, "cache-size")) + ctx.cfg.cache_size = 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-repo-count")) + ctx.cfg.max_repo_count = 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, "local-time")) + ctx.cfg.local_time = atoi(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.max-stats")) + ctx.repo->max_stats = cgit_find_stats_period(value, NULL); + 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); } -void cgit_repo_config_cb(const char *name, const char *value) +static void querystring_cb(const char *name, const char *value) { - if (!strcmp(name, "name")) - cgit_repo_name = xstrdup(value); - else if (!strcmp(name, "desc")) - cgit_repo_desc = xstrdup(value); - else if (!strcmp(name, "owner")) - cgit_repo_owner = xstrdup(value); -} - -void cgit_querystring_cb(const char *name, const char *value) -{ - if (!strcmp(name,"r")) - cgit_query_repo = xstrdup(value); - else if (!strcmp(name, "p")) - cgit_query_page = xstrdup(value); - else if (!strcmp(name, "h")) { - cgit_query_head = xstrdup(value); - cgit_query_has_symref = 1; + 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")) { + ctx.qry.url = xstrdup(value); + 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")) { - cgit_query_sha1 = xstrdup(value); - cgit_query_has_sha1 = 1; + 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); + } else if (!strcmp(name, "mimetype")) { + ctx.qry.mimetype = xstrdup(value); + } else if (!strcmp(name, "s")){ + ctx.qry.sort = xstrdup(value); + } else if (!strcmp(name, "showmsg")) { + ctx.qry.showmsg = atoi(value); + } else if (!strcmp(name, "period")) { + ctx.qry.period = xstrdup(value); } } -char *cgit_repourl(const char *reponame) +static void prepare_context(struct cgit_context *ctx) { - if (cgit_virtual_root) { - return fmt("%s/%s/", cgit_virtual_root, reponame); - } else { - return fmt("?r=%s", reponame); - } + memset(ctx, 0, sizeof(ctx)); + ctx->cfg.agefile = "info/web/last-modified"; + ctx->cfg.nocache = 0; + ctx->cfg.cache_size = 0; + 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.local_time = 0; + ctx->cfg.max_repo_count = 50; + ctx->cfg.max_commit_count = 50; + ctx->cfg.max_lock_attempts = 5; + ctx->cfg.max_msg_len = 80; + ctx->cfg.max_repodesc_len = 80; + ctx->cfg.max_stats = 0; + 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.root_desc = "a fast webinterface for the git dscm"; + ctx->cfg.script_name = CGIT_SCRIPT_NAME; + ctx->cfg.summary_branches = 10; + ctx->cfg.summary_log = 10; + ctx->cfg.summary_tags = 10; + ctx->page.mimetype = "text/html"; + ctx->page.charset = PAGE_ENCODING; + ctx->page.filename = NULL; + ctx->page.size = 0; + ctx->page.modified = time(NULL); + ctx->page.expires = ctx->page.modified; } -char *cgit_pageurl(const char *reponame, const char *pagename, - const char *query) +struct refmatch { + char *req_ref; + char *first_ref; + int match; +}; + +int find_current_ref(const char *refname, const unsigned char *sha1, + int flags, void *cb_data) { - if (cgit_virtual_root) { - return fmt("%s/%s/%s/?%s", cgit_virtual_root, reponame, - pagename, query); - } else { - return fmt("?r=%s&p=%s&%s", reponame, pagename, query); - } + struct refmatch *info; + + info = (struct refmatch *)cb_data; + if (!strcmp(refname, info->req_ref)) + info->match = 1; + if (!info->first_ref) + info->first_ref = xstrdup(refname); + return info->match; } -static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1, - int flags, void *cb_data) +char *find_default_branch(struct cgit_repo *repo) { - struct commit *commit; - char buf[256], *url; - - commit = lookup_commit(sha1); - if (commit && !parse_commit(commit)){ - html(""); - url = cgit_pageurl(cgit_query_repo, "log", - fmt("h=%s", refname)); - html_link_open(url, NULL, NULL); - strncpy(buf, refname, sizeof(buf)); - html_txt(buf); - html_link_close(); - html(""); - pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0, buf, - sizeof(buf), 0, NULL, NULL, 0); - html_txt(buf); - html("\n"); - } else { - html(""); - html_txt(buf); - html(""); - htmlf("*** bad ref %s", sha1_to_hex(sha1)); - html("\n"); - } - return 0; + struct refmatch info; + char *ref; + + info.req_ref = repo->defbranch; + info.first_ref = NULL; + info.match = 0; + for_each_branch_ref(find_current_ref, &info); + if (info.match) + ref = info.req_ref; + else + ref = info.first_ref; + if (ref) + ref = xstrdup(ref); + return ref; } -static void cgit_print_repolist(struct cacheitem *item) +static int prepare_repo_cmd(struct cgit_context *ctx) { - DIR *d; - struct dirent *de; - struct stat st; - char *name; - - chdir(cgit_root); - cgit_print_docstart(cgit_root_title, item); - cgit_print_pageheader(cgit_root_title); - - if (!(d = opendir("."))) { - cgit_print_error(fmt("Unable to scan repository directory: %s", - strerror(errno))); + char *tmp; + unsigned char sha1[20]; + 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); - html("

Repositories

\n"); - html(""); - html("\n"); - while ((de = readdir(d)) != NULL) { - if (de->d_name[0] == '.') - continue; - if (stat(de->d_name, &st) < 0) - continue; - if (!S_ISDIR(st.st_mode)) - continue; - - cgit_repo_name = cgit_repo_desc = cgit_repo_owner = NULL; - name = fmt("%s/info/cgit", de->d_name); - if (cgit_read_config(name, cgit_repo_config_cb)) - continue; - - html("\n"); + if (!ctx->qry.head) { + ctx->qry.nohead = 1; + ctx->qry.head = find_default_branch(ctx->repo); + ctx->repo->defbranch = ctx->qry.head; } - closedir(d); - html("
NameDescriptionOwner
"); - html_link_open(cgit_repourl(de->d_name), NULL, NULL); - html_txt(cgit_repo_name); - html_link_close(); - html(""); - html_txt(cgit_repo_desc); - html(""); - html_txt(cgit_repo_owner); - html("
"); - cgit_print_docend(); -} -static void cgit_print_branches() -{ - html(""); - html("\n"); - for_each_branch_ref(cgit_print_branch_cb, NULL); - html("
Branch nameHead commit
"); -} - -static int get_one_line(char *txt) -{ - char *t; - - for(t=txt; *t != '\n' && t != '\0'; t++) - ; - *t = '\0'; - return t-txt-1; -} - -static void cgit_print_commit_shortlog(struct commit *commit) -{ - char *h, *t, *p; - char *tree = NULL, *author = NULL, *subject = NULL; - int len; - time_t sec; - struct tm *time; - char buf[32]; - - h = t = commit->buffer; - - if (strncmp(h, "tree ", 5)) - die("Bad commit format: %s", - sha1_to_hex(commit->object.sha1)); - - len = get_one_line(h); - tree = h+5; - h += len + 2; - - while (!strncmp(h, "parent ", 7)) - h += get_one_line(h) + 2; - - if (!strncmp(h, "author ", 7)) { - author = h+7; - h += get_one_line(h) + 2; - t = author; - while(t!=h && *t!='<') - t++; - *t='\0'; - p = t; - while(--t!=author && *t==' ') - *t='\0'; - while(++p!=h && *p!='>') - ; - while(++p!=h && !isdigit(*p)) - ; - - t = p; - while(++p && isdigit(*p)) - ; - *p = '\0'; - sec = atoi(t); - time = gmtime(&sec); + 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 1; } - while((len = get_one_line(h)) > 0) - h += len+2; - - h++; - len = get_one_line(h); - - subject = h; - - html(""); - strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", time); - html_txt(buf); - html(""); - char *qry = fmt("id=%s", sha1_to_hex(commit->object.sha1)); - char *url = cgit_pageurl(cgit_query_repo, "view", qry); - html_link_open(url, NULL, NULL); - html_txt(subject); - html_link_close(); - html(""); - html_txt(author); - html("\n"); -} - -static void cgit_print_log(const char *tip, int ofs, int cnt) -{ - struct rev_info rev; - struct commit *commit; - const char *argv[2] = {NULL, tip}; - int n = 0; - - init_revisions(&rev, NULL); - rev.abbrev = DEFAULT_ABBREV; - rev.commit_format = CMIT_FMT_DEFAULT; - rev.verbose_header = 1; - rev.show_root_diff = 0; - setup_revisions(2, argv, &rev, NULL); - prepare_revision_walk(&rev); - - html("

Log

"); - html(""); - html("\n"); - while ((commit = get_revision(&rev)) != NULL && n++ < 100) { - cgit_print_commit_shortlog(commit); - free(commit->buffer); - commit->buffer = NULL; - free_commit_list(commit->parents); - commit->parents = NULL; + 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 1; } - html("
DateMessageAuthor
\n"); -} - -static void cgit_print_repo_summary() -{ - html("

"); - html_txt("Repo summary page"); - html("

"); - cgit_print_branches(); + return 0; } -static void cgit_print_object(char *hex) +static void process_request(void *cbdata) { - unsigned char sha1[20]; - //struct object *object; - char type[20]; - unsigned char *buf; - unsigned long size; - - if (get_sha1_hex(hex, sha1)){ - cgit_print_error(fmt("Bad hex value: %s", hex)); - return; + struct cgit_context *ctx = cbdata; + struct cgit_cmd *cmd; + + cmd = cgit_get_cmd(ctx); + if (!cmd) { + ctx->page.title = "cgit error"; + cgit_print_http_headers(ctx); + cgit_print_docstart(ctx); + cgit_print_pageheader(ctx); + cgit_print_error("Invalid request"); + cgit_print_docend(); + return; } - if (sha1_object_info(sha1, type, NULL)){ - cgit_print_error("Bad object name"); + if (cmd->want_repo && !ctx->repo) { + cgit_print_http_headers(ctx); + cgit_print_docstart(ctx); + cgit_print_pageheader(ctx); + cgit_print_error(fmt("No repository selected")); + cgit_print_docend(); return; } - buf = read_sha1_file(sha1, type, &size); - if (!buf) { - cgit_print_error("Error reading object"); + if (ctx->repo && prepare_repo_cmd(ctx)) return; + + if (cmd->want_layout) { + cgit_print_http_headers(ctx); + cgit_print_docstart(ctx); + cgit_print_pageheader(ctx); } - buf[size] = '\0'; - html("

Object view

"); - htmlf("sha1=%s
type=%s
size=%i
", hex, type, size); - html("
");
-	html_txt(buf);
-	html("
"); + cmd->fn(ctx); + + if (cmd->want_layout) + cgit_print_docend(); } -static void cgit_print_repo_page(struct cacheitem *item) +int cmp_repos(const void *a, const void *b) { - if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) || - cgit_read_config("info/cgit", cgit_repo_config_cb)) { - char *title = fmt("%s - %s", cgit_root_title, "Bad request"); - cgit_print_docstart(title, item); - cgit_print_pageheader(title); - cgit_print_error(fmt("Unable to scan repository: %s", - strerror(errno))); - cgit_print_docend(); - return; - } - setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1); - char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc); - cgit_print_docstart(title, item); - cgit_print_pageheader(title); - if (!cgit_query_page) - cgit_print_repo_summary(); - else if (!strcmp(cgit_query_page, "log")) { - cgit_print_log(cgit_query_head, 0, 100); - } else if (!strcmp(cgit_query_page, "view")) { - cgit_print_object(cgit_query_sha1); - } - cgit_print_docend(); + const struct cgit_repo *ra = a, *rb = b; + return strcmp(ra->url, rb->url); } -static void cgit_fill_cache(struct cacheitem *item) +void print_repo(struct cgit_repo *repo) { - htmlfd = item->fd; - item->st.st_mtime = time(NULL); - if (cgit_query_repo) - cgit_print_repo_page(item); - else - cgit_print_repolist(item); + printf("repo.url=%s\n", repo->url); + printf("repo.name=%s\n", repo->name); + printf("repo.path=%s\n", repo->path); + if (repo->owner) + printf("repo.owner=%s\n", repo->owner); + if (repo->desc) + printf("repo.desc=%s\n", repo->desc); + if (repo->readme) + printf("repo.readme=%s\n", repo->readme); + printf("\n"); } -static void cgit_refresh_cache(struct cacheitem *item) +void print_repolist(struct cgit_repolist *list) { - int i = 0; + int i; - cache_prepare(item); - top: - if (++i > cgit_max_lock_attempts) { - die("cgit_refresh_cache: unable to lock %s: %s", - item->name, strerror(errno)); - } - if (!cache_exist(item)) { - if (!cache_lock(item)) { - sleep(1); - goto top; + for(i = 0; i < list->count; i++) + print_repo(&list->repos[i]); +} + + +static void cgit_parse_args(int argc, const char **argv) +{ + int i; + int scan = 0; + + for (i = 1; i < argc; i++) { + if (!strncmp(argv[i], "--cache=", 8)) { + ctx.cfg.cache_root = xstrdup(argv[i]+8); + } + if (!strcmp(argv[i], "--nocache")) { + ctx.cfg.nocache = 1; + } + if (!strncmp(argv[i], "--query=", 8)) { + ctx.qry.raw = xstrdup(argv[i]+8); + } + if (!strncmp(argv[i], "--repo=", 7)) { + ctx.qry.repo = xstrdup(argv[i]+7); + } + if (!strncmp(argv[i], "--page=", 7)) { + ctx.qry.page = xstrdup(argv[i]+7); + } + if (!strncmp(argv[i], "--head=", 7)) { + ctx.qry.head = xstrdup(argv[i]+7); + ctx.qry.has_symref = 1; } - if (!cache_exist(item)) - cgit_fill_cache(item); - cache_unlock(item); - } else if (cache_expired(item) && cache_lock(item)) { - if (cache_expired(item)) - cgit_fill_cache(item); - cache_unlock(item); + if (!strncmp(argv[i], "--sha1=", 7)) { + ctx.qry.sha1 = xstrdup(argv[i]+7); + ctx.qry.has_sha1 = 1; + } + if (!strncmp(argv[i], "--ofs=", 6)) { + ctx.qry.ofs = atoi(argv[i]+6); + } + if (!strncmp(argv[i], "--scan-tree=", 12)) { + scan++; + scan_tree(argv[i] + 12); + } + } + if (scan) { + qsort(cgit_repolist.repos, cgit_repolist.count, + sizeof(struct cgit_repo), cmp_repos); + print_repolist(&cgit_repolist); + exit(0); } } -static void cgit_print_cache(struct cacheitem *item) +static int calc_ttl() { - static char buf[4096]; - ssize_t i; + if (!ctx.repo) + return ctx.cfg.cache_root_ttl; - int fd = open(item->name, O_RDONLY); - if (fd<0) - die("Unable to open cached file %s", item->name); + if (!ctx.qry.page) + return ctx.cfg.cache_repo_ttl; - while((i=read(fd, buf, sizeof(buf))) > 0) - write(STDOUT_FILENO, buf, i); + if (ctx.qry.has_symref) + return ctx.cfg.cache_dynamic_ttl; - close(fd); + if (ctx.qry.has_sha1) + return ctx.cfg.cache_static_ttl; + + return ctx.cfg.cache_repo_ttl; } int main(int argc, const char **argv) { - cgit_read_config("/etc/cgitrc", cgit_global_config_cb); - cgit_querystring = xstrdup(getenv("QUERY_STRING")); - cgit_parse_query(cgit_querystring, cgit_querystring_cb); - cgit_refresh_cache(&cacheitem); - cgit_print_cache(&cacheitem); - return 0; + const char *cgit_config_env = getenv("CGIT_CONFIG"); + const char *path; + char *qry; + int err, ttl; + + prepare_context(&ctx); + cgit_repolist.length = 0; + cgit_repolist.count = 0; + cgit_repolist.repos = NULL; + + if (getenv("SCRIPT_NAME")) + ctx.cfg.script_name = xstrdup(getenv("SCRIPT_NAME")); + if (getenv("QUERY_STRING")) + ctx.qry.raw = xstrdup(getenv("QUERY_STRING")); + cgit_parse_args(argc, argv); + parse_configfile(cgit_config_env ? cgit_config_env : CGIT_CONFIG, + config_cb); + ctx.repo = NULL; + http_parse_querystring(ctx.qry.raw, querystring_cb); + + /* If virtual-root isn't specified in cgitrc, lets pretend + * that virtual-root equals SCRIPT_NAME. + */ + if (!ctx.cfg.virtual_root) + ctx.cfg.virtual_root = ctx.cfg.script_name; + + /* If no url parameter is specified on the querystring, lets + * use PATH_INFO as url. This allows cgit to work with virtual + * urls without the need for rewriterules in the webserver (as + * long as PATH_INFO is included in the cache lookup key). + */ + path = getenv("PATH_INFO"); + if (!ctx.qry.url && path) { + if (path[0] == '/') + path++; + ctx.qry.url = xstrdup(path); + if (ctx.qry.raw) { + qry = ctx.qry.raw; + ctx.qry.raw = xstrdup(fmt("%s?%s", path, qry)); + free(qry); + } else + ctx.qry.raw = ctx.qry.url; + cgit_parse_url(ctx.qry.url); + } + + ttl = calc_ttl(); + ctx.page.expires += ttl*60; + if (ctx.cfg.nocache) + ctx.cfg.cache_size = 0; + err = cache_process(ctx.cfg.cache_size, ctx.cfg.cache_root, + ctx.qry.raw, ttl, process_request, &ctx); + if (err) + cgit_print_error(fmt("Error processing page: %s (%d)", + strerror(err), err)); + return err; }