Ejemplo n.º 1
0
static int search_directory(const char *subject, const char *const base, char fullpath[CHIRP_PATH_MAX], const char *pattern, int flags, struct link *l, time_t stoptime)
{
	if(strlen(pattern) == 0)
		return 0;

	debug(D_DEBUG, "search_directory(subject = `%s', base = `%s', fullpath = `%s', pattern = `%s', flags = %d, ...)", subject, base, fullpath, pattern, flags);

	int access_flags = search_to_access(flags);
	int includeroot = flags & CHIRP_SEARCH_INCLUDEROOT;
	int metadata = flags & CHIRP_SEARCH_METADATA;
	int stopatfirst = flags & CHIRP_SEARCH_STOPATFIRST;

	int result = 0;
	struct chirp_dir *dirp = cfs->opendir(fullpath);
	char *current = fullpath + strlen(fullpath);	/* point to end to current directory */

	if(dirp) {
		errno = 0;
		struct chirp_dirent *entry;
		while((entry = cfs->readdir(dirp))) {
			char *name = entry->name;

			if(strcmp(name, ".") == 0 || strcmp(name, "..") == 0 || strncmp(name, ".__", 3) == 0)
				continue;
			sprintf(current, "/%s", name);

			if(search_match_file(pattern, base)) {
				const char *matched;
				if(includeroot) {
					if(base - fullpath == 1 && fullpath[0] == '/') {
						matched = base;
					} else {
						matched = fullpath;
					}
				} else {
					matched = base;
				}

				result += 1;
				if(access_flags == F_OK || cfs->access(fullpath, access_flags) == 0) {
					if(metadata) {
						/* A match was found, but the matched file couldn't be statted. Generate a result and an error. */
						if(entry->lstatus == -1) {
							link_putfstring(l, "0:%s::\n", stoptime, matched);	// FIXME is this a bug?
							link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_STAT, matched);
						} else {
							BUFFER_STACK_ABORT(B, 4096)
							chirp_stat_encode(B, &entry->info);
							link_putfstring(l, "0:%s:%s:\n", stoptime, matched, buffer_tostring(B));
							if(stopatfirst)
								return 1;
						}
					} else {
						link_putfstring(l, "0:%s::\n", stoptime, matched);
						if(stopatfirst)
							return 1;
					}
				}	/* FIXME access failure */
			}

			if(cfs_isdir(fullpath) && search_should_recurse(base, pattern)) {
				if(chirp_acl_check_dir(fullpath, subject, CHIRP_ACL_LIST)) {
					int n = search_directory(subject, base, fullpath, pattern, flags, l, stoptime);
					if(n > 0) {
						result += n;
						if(stopatfirst)
							return result;
					}
				} else {
					link_putfstring(l, "%d:%d:%s:\n", stoptime, EPERM, CHIRP_SEARCH_ERR_OPEN, fullpath);
				}
			}
			*current = '\0';	/* clear current entry */
			errno = 0;
		}

		if(errno)
			link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_READ, fullpath);

		errno = 0;
		cfs->closedir(dirp);
		if(errno)
			link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_CLOSE, fullpath);
	} else {
		link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_OPEN, fullpath);
	}

	return result;
}
Ejemplo n.º 2
0
static int search_directory(const char *subject, const char * const base, char *fullpath, const char *pattern, int flags, struct link *l, time_t stoptime)
{
	if(strlen(pattern) == 0)
		return 0;

	debug(D_DEBUG, "search_directory(subject = `%s', base = `%s', fullpath = `%s', pattern = `%s', flags = %d, ...)", subject, base, fullpath, pattern, flags);

	int access_flags = search_to_access(flags);
	int includeroot = flags & CHIRP_SEARCH_INCLUDEROOT;
	int metadata = flags & CHIRP_SEARCH_METADATA;
	int stopatfirst = flags & CHIRP_SEARCH_STOPATFIRST;

	int result = 0;
	void *dirp = chirp_fs_local_opendir(fullpath);
	char *current = fullpath + strlen(fullpath);	/* point to end to current directory */

	if(dirp) {
		errno = 0;
		struct chirp_dirent *entry;
		while((entry = chirp_fs_local_readdir(dirp))) {
			char *name = entry->name;

			if(strcmp(name, ".") == 0 || strcmp(name, "..") == 0 || strncmp(name, ".__", 3) == 0)
				continue;
			sprintf(current, "/%s", name);

			if(search_match_file(pattern, base)) {
				const char *matched = includeroot ? fullpath+strlen(chirp_root_path) : base; /* add strlen(chirp_root_path) to strip out */

				result += 1;
				if (access_flags == F_OK || chirp_fs_local_access(fullpath, access_flags) == 0) {
					if(metadata) {
						/* A match was found, but the matched file couldn't be statted. Generate a result and an error. */
						struct chirp_stat buf;
						if((chirp_fs_local_stat(fullpath, &buf)) == -1) {
							link_putfstring(l, "0:%s::\n", stoptime, matched); // FIXME is this a bug?
							link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_STAT, matched);
						} else {
							link_putfstring(l, "0:%s:%s:\n", stoptime, matched, chirp_stat_string(&buf));
							if(stopatfirst) return 1;
						}
					} else {
						link_putfstring(l, "0:%s::\n", stoptime, matched);
						if(stopatfirst) return 1;
					}
				} /* FIXME access failure */
			}

			if(cfs_isdir(fullpath) && search_should_recurse(base, pattern)) {
				if(chirp_acl_check_dir(fullpath, subject, CHIRP_ACL_LIST)) {
					int n = search_directory(subject, base, fullpath, pattern, flags, l, stoptime);
					if(n > 0) {
						result += n;
						if(stopatfirst)
							return result;
					}
				} else {
					link_putfstring(l, "%d:%d:%s:\n", stoptime, EPERM, CHIRP_SEARCH_ERR_OPEN, fullpath);
				}
			}
			*current = '\0';	/* clear current entry */
			errno = 0;
		}

		if(errno)
			link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_READ, fullpath);

		errno = 0;
		chirp_alloc_closedir(dirp);
		if(errno)
			link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_CLOSE, fullpath);
	} else {
		link_putfstring(l, "%d:%d:%s:\n", stoptime, errno, CHIRP_SEARCH_ERR_OPEN, fullpath);
	}

	return result;
}