X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fconf.c;h=7cf923bc88b087c1c9da0821146780a305977379;hb=4b6c01b1d5383b1a7417244a31ad4652aab2d5db;hp=9a1387126e8263d29b42bb0605be746718133bb4;hpb=fe5563f92021618b4a8b41e412c73d8364fcaf6e;p=meshlink diff --git a/src/conf.c b/src/conf.c index 9a138712..7cf923bc 100644 --- a/src/conf.c +++ b/src/conf.c @@ -69,7 +69,7 @@ static void make_used_invitation_path(meshlink_handle_t *mesh, const char *conf_ } /// Remove a directory recursively -static void deltree(const char *dirname) { +static bool deltree(const char *dirname) { assert(dirname); DIR *d = opendir(dirname); @@ -86,14 +86,18 @@ static void deltree(const char *dirname) { snprintf(filename, sizeof(filename), "%s" SLASH "%s", dirname, ent->d_name); if(unlink(filename)) { - deltree(filename); + if(!deltree(filename)) { + return false; + } } } closedir(d); + } else { + return errno == ENOENT; } - rmdir(dirname); + return rmdir(dirname) == 0; } bool sync_path(const char *pathname) { @@ -157,7 +161,11 @@ bool config_init(meshlink_handle_t *mesh, const char *conf_subdir) { // Create "current" sub-directory in the confbase snprintf(path, sizeof(path), "%s" SLASH "%s", mesh->confbase, conf_subdir); - deltree(path); + + if(!deltree(path)) { + logger(mesh, MESHLINK_DEBUG, "Could not delete directory %s: %s\n", path, strerror(errno)); + return false; + } if(mkdir(path, 0700)) { logger(mesh, MESHLINK_DEBUG, "Could not create directory %s: %s\n", path, strerror(errno)); @@ -218,8 +226,14 @@ bool config_destroy(const char *confbase, const char *conf_subdir) { } snprintf(path, sizeof(path), "%s" SLASH "%s", confbase, conf_subdir); - deltree(path); - return true; + + if(!deltree(path)) { + logger(NULL, MESHLINK_ERROR, "Cannot delete %s: %s\n", path, strerror(errno)); + meshlink_errno = MESHLINK_ESTORAGE; + return false; + } + + return sync_path(confbase); } static bool copytree(const char *src_dir_name, const void *src_key, const char *dst_dir_name, const void *dst_key) { @@ -234,14 +248,20 @@ static bool copytree(const char *src_dir_name, const void *src_key, const char * if(!src_dir) { logger(NULL, MESHLINK_ERROR, "Could not open directory file %s\n", src_dir_name); + meshlink_errno = MESHLINK_ESTORAGE; return false; } // Delete if already exists and create a new destination directory - deltree(dst_dir_name); + if(!deltree(dst_dir_name)) { + logger(NULL, MESHLINK_ERROR, "Cannot delete %s: %s\n", dst_dir_name, strerror(errno)); + meshlink_errno = MESHLINK_ESTORAGE; + return false; + } if(mkdir(dst_dir_name, 0700)) { logger(NULL, MESHLINK_ERROR, "Could not create directory %s\n", dst_filename); + meshlink_errno = MESHLINK_ESTORAGE; return false; } @@ -256,6 +276,7 @@ static bool copytree(const char *src_dir_name, const void *src_key, const char * if(ent->d_type == DT_DIR) { if(!copytree(src_filename, src_key, dst_filename, dst_key)) { logger(NULL, MESHLINK_ERROR, "Copying %s to %s failed\n", src_filename, dst_filename); + meshlink_errno = MESHLINK_ESTORAGE; return false; } @@ -268,6 +289,7 @@ static bool copytree(const char *src_dir_name, const void *src_key, const char * if(stat(src_filename, &st)) { logger(NULL, MESHLINK_ERROR, "Could not stat file `%s': %s\n", src_filename, strerror(errno)); + meshlink_errno = MESHLINK_ESTORAGE; return false; } @@ -275,18 +297,21 @@ static bool copytree(const char *src_dir_name, const void *src_key, const char * if(!f) { logger(NULL, MESHLINK_ERROR, "Failed to open `%s': %s\n", src_filename, strerror(errno)); + meshlink_errno = MESHLINK_ESTORAGE; return false; } if(!config_read_file(NULL, f, &config, src_key)) { logger(NULL, MESHLINK_ERROR, "Failed to read `%s': %s\n", src_filename, strerror(errno)); fclose(f); + meshlink_errno = MESHLINK_ESTORAGE; return false; } if(fclose(f)) { logger(NULL, MESHLINK_ERROR, "Failed to close `%s': %s\n", src_filename, strerror(errno)); config_free(&config); + meshlink_errno = MESHLINK_ESTORAGE; return false; } @@ -295,6 +320,7 @@ static bool copytree(const char *src_dir_name, const void *src_key, const char * if(!f) { logger(NULL, MESHLINK_ERROR, "Failed to open `%s': %s", dst_filename, strerror(errno)); config_free(&config); + meshlink_errno = MESHLINK_ESTORAGE; return false; } @@ -302,12 +328,14 @@ static bool copytree(const char *src_dir_name, const void *src_key, const char * logger(NULL, MESHLINK_ERROR, "Failed to write `%s': %s", dst_filename, strerror(errno)); config_free(&config); fclose(f); + meshlink_errno = MESHLINK_ESTORAGE; return false; } if(fclose(f)) { logger(NULL, MESHLINK_ERROR, "Failed to close `%s': %s", dst_filename, strerror(errno)); config_free(&config); + meshlink_errno = MESHLINK_ESTORAGE; return false; } @@ -319,6 +347,7 @@ static bool copytree(const char *src_dir_name, const void *src_key, const char * if(utime(dst_filename, ×)) { logger(NULL, MESHLINK_ERROR, "Failed to utime `%s': %s", dst_filename, strerror(errno)); + meshlink_errno = MESHLINK_ESTORAGE; return false; } } @@ -368,7 +397,7 @@ bool config_rename(meshlink_handle_t *mesh, const char *old_conf_subdir, const c snprintf(old_path, sizeof(old_path), "%s" SLASH "%s", mesh->confbase, old_conf_subdir); snprintf(new_path, sizeof(new_path), "%s" SLASH "%s", mesh->confbase, new_conf_subdir); - return rename(old_path, new_path) == 0; + return rename(old_path, new_path) == 0 && sync_path(mesh->confbase); } bool config_sync(meshlink_handle_t *mesh, const char *conf_subdir) { @@ -736,6 +765,27 @@ bool config_write(meshlink_handle_t *mesh, const char *conf_subdir, const char * return true; } +/// Delete a host configuration file. +bool config_delete(meshlink_handle_t *mesh, const char *conf_subdir, const char *name) { + assert(conf_subdir); + assert(name); + + if(!mesh->confbase) { + return true; + } + + char path[PATH_MAX]; + make_host_path(mesh, conf_subdir, name, path, sizeof(path)); + + if(unlink(path) && errno != ENOENT) { + logger(mesh, MESHLINK_ERROR, "Failed to unlink `%s': %s", path, strerror(errno)); + meshlink_errno = MESHLINK_ESTORAGE; + return false; + } + + return true; +} + /// Read the main configuration file. bool main_config_read(meshlink_handle_t *mesh, const char *conf_subdir, config_t *config, void *key) { assert(conf_subdir); @@ -853,7 +903,7 @@ bool invitation_read(meshlink_handle_t *mesh, const char *conf_subdir, const cha return false; } - if(mesh->loop.now.tv_sec >= st.st_mtime + mesh->invitation_timeout) { + if(time(NULL) >= st.st_mtime + mesh->invitation_timeout) { logger(mesh, MESHLINK_ERROR, "Peer tried to use an outdated invitation file %s\n", name); fclose(f); unlink(used_path);