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https://git.zx2c4.com/cgit
synced 2024-11-09 10:08:42 +00:00
Add support for --scan-tree=<path> option to cgit
This option makes cgit scan a directory tree looking for git repositories, generating suitable definitions for a cgitrc file on stdout. Signed-off-by: Lars Hjemli <hjemli@gmail.com>
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parent
e154edd807
commit
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1
Makefile
1
Makefile
@ -54,6 +54,7 @@ OBJECTS += cmd.o
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OBJECTS += configfile.o
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OBJECTS += html.o
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OBJECTS += parsing.o
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OBJECTS += scan-tree.o
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OBJECTS += shared.o
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OBJECTS += ui-atom.o
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OBJECTS += ui-blob.o
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47
cgit.c
47
cgit.c
@ -12,6 +12,7 @@
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#include "configfile.h"
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#include "html.h"
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#include "ui-shared.h"
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#include "scan-tree.h"
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const char *cgit_version = CGIT_VERSION;
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@ -320,9 +321,39 @@ static void process_request(void *cbdata)
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cgit_print_docend();
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}
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int cmp_repos(const void *a, const void *b)
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{
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const struct cgit_repo *ra = a, *rb = b;
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return strcmp(ra->url, rb->url);
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}
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void print_repo(struct cgit_repo *repo)
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{
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printf("repo.url=%s\n", repo->url);
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printf("repo.name=%s\n", repo->name);
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printf("repo.path=%s\n", repo->path);
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if (repo->owner)
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printf("repo.owner=%s\n", repo->owner);
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if (repo->desc)
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printf("repo.desc=%s\n", repo->desc);
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if (repo->readme)
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printf("repo.readme=%s\n", repo->readme);
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printf("\n");
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}
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void print_repolist(struct cgit_repolist *list)
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{
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int i;
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for(i = 0; i < list->count; i++)
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print_repo(&list->repos[i]);
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}
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static void cgit_parse_args(int argc, const char **argv)
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{
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int i;
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int scan = 0;
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for (i = 1; i < argc; i++) {
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if (!strncmp(argv[i], "--cache=", 8)) {
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@ -351,6 +382,16 @@ static void cgit_parse_args(int argc, const char **argv)
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if (!strncmp(argv[i], "--ofs=", 6)) {
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ctx.qry.ofs = atoi(argv[i]+6);
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}
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if (!strncmp(argv[i], "--scan-tree=", 12)) {
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scan++;
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scan_tree(argv[i] + 12);
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}
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}
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if (scan) {
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qsort(cgit_repolist.repos, cgit_repolist.count,
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sizeof(struct cgit_repo), cmp_repos);
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print_repolist(&cgit_repolist);
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exit(0);
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}
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}
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@ -383,14 +424,14 @@ int main(int argc, const char **argv)
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cgit_repolist.count = 0;
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cgit_repolist.repos = NULL;
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parse_configfile(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
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config_cb);
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ctx.repo = NULL;
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if (getenv("SCRIPT_NAME"))
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ctx.cfg.script_name = xstrdup(getenv("SCRIPT_NAME"));
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if (getenv("QUERY_STRING"))
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ctx.qry.raw = xstrdup(getenv("QUERY_STRING"));
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cgit_parse_args(argc, argv);
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parse_configfile(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
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config_cb);
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ctx.repo = NULL;
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http_parse_querystring(ctx.qry.raw, querystring_cb);
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/* If virtual-root isn't specified in cgitrc and no url
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136
scan-tree.c
Normal file
136
scan-tree.c
Normal file
@ -0,0 +1,136 @@
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#include "cgit.h"
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#include "html.h"
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#define MAX_PATH 4096
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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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static char buf[MAX_PATH];
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if (snprintf(buf, MAX_PATH, "%s/objects", path) >= MAX_PATH) {
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fprintf(stderr, "Insanely long path: %s\n", path);
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return 0;
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}
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if (stat(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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return 0;
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}
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if (!S_ISDIR(st.st_mode))
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return 0;
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sprintf(buf, "%s/HEAD", path);
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if (stat(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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return 0;
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}
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if (!S_ISREG(st.st_mode))
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return 0;
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return 1;
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}
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char *readfile(const char *path)
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{
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FILE *f;
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static char buf[MAX_PATH];
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if (!(f = fopen(path, "r")))
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return NULL;
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fgets(buf, MAX_PATH, f);
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fclose(f);
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return buf;
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}
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static void add_repo(const char *base, const char *path)
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{
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struct cgit_repo *repo;
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struct stat st;
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struct passwd *pwd;
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char *p;
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if (stat(path, &st)) {
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fprintf(stderr, "Error accessing %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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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, strerror(errno), errno);
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return;
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}
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if (base == path)
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p = fmt("%s", path);
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else
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p = fmt("%s", path + strlen(base) + 1);
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if (!strcmp(p + strlen(p) - 5, "/.git"))
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p[strlen(p) - 5] = '\0';
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repo = cgit_add_repo(xstrdup(p));
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repo->name = repo->url;
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repo->path = xstrdup(path);
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repo->owner = (pwd ? xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name) : "");
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p = fmt("%s/description", path);
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if (!stat(p, &st))
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repo->desc = xstrdup(readfile(p));
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p = fmt("%s/README.html", path);
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if (!stat(p, &st))
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repo->readme = "README.html";
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}
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static void scan_path(const char *base, const char *path)
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{
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DIR *dir;
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struct dirent *ent;
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char *buf;
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struct stat st;
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if (is_git_dir(path)) {
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add_repo(base, path);
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return;
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}
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dir = opendir(path);
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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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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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}
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buf = malloc(strlen(path) + strlen(ent->d_name) + 2);
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if (!buf) {
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fprintf(stderr, "Alloc error on %s: %s (%d)\n",
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path, strerror(errno), errno);
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exit(1);
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}
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sprintf(buf, "%s/%s", path, ent->d_name);
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if (stat(buf, &st)) {
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fprintf(stderr, "Error checking path %s: %s (%d)\n",
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buf, strerror(errno), errno);
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free(buf);
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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, buf);
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free(buf);
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}
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closedir(dir);
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}
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void scan_tree(const char *path)
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{
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scan_path(path, path);
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}
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3
scan-tree.h
Normal file
3
scan-tree.h
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@ -0,0 +1,3 @@
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extern void scan_tree(const char *path);
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