485b09925c
When removing the ".git" suffix of a non-bare repository, also remove the trailing slash for compatibility with cgit_repobasename(). Signed-off-by: Lukas Fleischer <cgit@cryptocrack.de>
266 рядки
6.2 KiB
C
266 рядки
6.2 KiB
C
/* scan-tree.c
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*
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* Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
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*
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* Licensed under GNU General Public License v2
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* (see COPYING for full license text)
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*/
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#include "cgit.h"
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#include "scan-tree.h"
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#include "configfile.h"
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#include "html.h"
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/* return 1 if path contains a objects/ directory and a HEAD file */
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static int is_git_dir(const char *path)
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{
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struct stat st;
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struct strbuf pathbuf = STRBUF_INIT;
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int result = 0;
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strbuf_addf(&pathbuf, "%s/objects", path);
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if (stat(pathbuf.buf, &st)) {
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if (errno != ENOENT)
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fprintf(stderr, "Error checking path %s: %s (%d)\n",
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path, strerror(errno), errno);
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goto out;
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}
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if (!S_ISDIR(st.st_mode))
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goto out;
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strbuf_reset(&pathbuf);
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strbuf_addf(&pathbuf, "%s/HEAD", path);
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if (stat(pathbuf.buf, &st)) {
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if (errno != ENOENT)
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fprintf(stderr, "Error checking path %s: %s (%d)\n",
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path, strerror(errno), errno);
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goto out;
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}
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if (!S_ISREG(st.st_mode))
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goto out;
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result = 1;
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out:
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strbuf_release(&pathbuf);
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return result;
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}
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struct cgit_repo *repo;
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repo_config_fn config_fn;
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static void repo_config(const char *name, const char *value)
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{
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config_fn(repo, name, value);
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}
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static int gitconfig_config(const char *key, const char *value, void *cb)
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{
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if (!strcmp(key, "gitweb.owner"))
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config_fn(repo, "owner", value);
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else if (!strcmp(key, "gitweb.description"))
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config_fn(repo, "desc", value);
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else if (!strcmp(key, "gitweb.category"))
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config_fn(repo, "section", value);
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else if (starts_with(key, "cgit."))
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config_fn(repo, key + 5, value);
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return 0;
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}
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static char *xstrrchr(char *s, char *from, int c)
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{
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while (from >= s && *from != c)
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from--;
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return from < s ? NULL : from;
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}
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static void add_repo(const char *base, struct strbuf *path, repo_config_fn fn)
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{
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struct stat st;
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struct passwd *pwd;
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size_t pathlen;
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struct strbuf rel = STRBUF_INIT;
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char *p, *slash;
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int n;
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size_t size;
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if (stat(path->buf, &st)) {
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fprintf(stderr, "Error accessing %s: %s (%d)\n",
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path->buf, strerror(errno), errno);
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return;
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}
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strbuf_addch(path, '/');
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pathlen = path->len;
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if (ctx.cfg.strict_export) {
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strbuf_addstr(path, ctx.cfg.strict_export);
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if(stat(path->buf, &st))
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return;
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strbuf_setlen(path, pathlen);
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}
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strbuf_addstr(path, "noweb");
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if (!stat(path->buf, &st))
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return;
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strbuf_setlen(path, pathlen);
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if (!starts_with(path->buf, base))
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strbuf_addbuf(&rel, path);
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else
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strbuf_addstr(&rel, path->buf + strlen(base) + 1);
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if (!strcmp(rel.buf + rel.len - 5, "/.git"))
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strbuf_setlen(&rel, rel.len - 5);
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else if (rel.len && rel.buf[rel.len - 1] == '/')
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strbuf_setlen(&rel, rel.len - 1);
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repo = cgit_add_repo(rel.buf);
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config_fn = fn;
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if (ctx.cfg.enable_git_config) {
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strbuf_addstr(path, "config");
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git_config_from_file(gitconfig_config, path->buf, NULL);
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strbuf_setlen(path, pathlen);
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}
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if (ctx.cfg.remove_suffix) {
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size_t urllen;
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strip_suffix(repo->url, ".git", &urllen);
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strip_suffix_mem(repo->url, &urllen, "/");
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repo->url[urllen] = '\0';
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}
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repo->path = xstrdup(path->buf);
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while (!repo->owner) {
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if ((pwd = getpwuid(st.st_uid)) == NULL) {
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fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
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path->buf, strerror(errno), errno);
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break;
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}
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if (pwd->pw_gecos)
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if ((p = strchr(pwd->pw_gecos, ',')))
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*p = '\0';
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repo->owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name);
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}
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if (repo->desc == cgit_default_repo_desc || !repo->desc) {
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strbuf_addstr(path, "description");
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if (!stat(path->buf, &st))
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readfile(path->buf, &repo->desc, &size);
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strbuf_setlen(path, pathlen);
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}
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if (ctx.cfg.section_from_path) {
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n = ctx.cfg.section_from_path;
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if (n > 0) {
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slash = rel.buf - 1;
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while (slash && n && (slash = strchr(slash + 1, '/')))
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n--;
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} else {
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slash = rel.buf + rel.len;
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while (slash && n && (slash = xstrrchr(rel.buf, slash - 1, '/')))
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n++;
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}
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if (slash && !n) {
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*slash = '\0';
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repo->section = xstrdup(rel.buf);
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*slash = '/';
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if (starts_with(repo->name, repo->section)) {
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repo->name += strlen(repo->section);
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if (*repo->name == '/')
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repo->name++;
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}
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}
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}
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strbuf_addstr(path, "cgitrc");
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if (!stat(path->buf, &st))
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parse_configfile(xstrdup(path->buf), &repo_config);
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strbuf_release(&rel);
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}
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static void scan_path(const char *base, const char *path, repo_config_fn fn)
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{
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DIR *dir = opendir(path);
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struct dirent *ent;
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struct strbuf pathbuf = STRBUF_INIT;
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size_t pathlen = strlen(path);
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struct stat st;
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if (!dir) {
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fprintf(stderr, "Error opening directory %s: %s (%d)\n",
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path, strerror(errno), errno);
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return;
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}
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strbuf_add(&pathbuf, path, strlen(path));
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if (is_git_dir(pathbuf.buf)) {
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add_repo(base, &pathbuf, fn);
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goto end;
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}
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strbuf_addstr(&pathbuf, "/.git");
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if (is_git_dir(pathbuf.buf)) {
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add_repo(base, &pathbuf, fn);
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goto end;
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}
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/*
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* Add one because we don't want to lose the trailing '/' when we
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* reset the length of pathbuf in the loop below.
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*/
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pathlen++;
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while ((ent = readdir(dir)) != NULL) {
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if (ent->d_name[0] == '.') {
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if (ent->d_name[1] == '\0')
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continue;
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if (ent->d_name[1] == '.' && ent->d_name[2] == '\0')
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continue;
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if (!ctx.cfg.scan_hidden_path)
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continue;
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}
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strbuf_setlen(&pathbuf, pathlen);
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strbuf_addstr(&pathbuf, ent->d_name);
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if (stat(pathbuf.buf, &st)) {
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fprintf(stderr, "Error checking path %s: %s (%d)\n",
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pathbuf.buf, strerror(errno), errno);
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continue;
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}
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if (S_ISDIR(st.st_mode))
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scan_path(base, pathbuf.buf, fn);
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}
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end:
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strbuf_release(&pathbuf);
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closedir(dir);
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}
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void scan_projects(const char *path, const char *projectsfile, repo_config_fn fn)
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{
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struct strbuf line = STRBUF_INIT;
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FILE *projects;
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int err;
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projects = fopen(projectsfile, "r");
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if (!projects) {
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fprintf(stderr, "Error opening projectsfile %s: %s (%d)\n",
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projectsfile, strerror(errno), errno);
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return;
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}
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while (strbuf_getline(&line, projects, '\n') != EOF) {
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if (!line.len)
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continue;
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strbuf_insert(&line, 0, "/", 1);
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strbuf_insert(&line, 0, path, strlen(path));
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scan_path(path, line.buf, fn);
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}
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if ((err = ferror(projects))) {
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fprintf(stderr, "Error reading from projectsfile %s: %s (%d)\n",
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projectsfile, strerror(err), err);
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}
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fclose(projects);
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strbuf_release(&line);
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}
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void scan_tree(const char *path, repo_config_fn fn)
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{
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scan_path(path, path, fn);
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}
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