#define DEVICE_MOUNT_BASE (LOCAL_STATE_DIR "/petitboot/mnt")
+struct load_url_async_data {
+ load_url_callback url_cb;
+ void *ctx;
+};
+
const char *mount_base(void)
{
return DEVICE_MOUNT_BASE;
return ret;
}
+static void load_url_exit_cb(struct process *process)
+{
+ struct load_url_async_data *url_data = process->data;
+
+ pb_log("The download client '%s' [pid %d] exited, rc %d\n",
+ process->path, process->pid, process->exit_status);
+
+ url_data->url_cb(url_data->ctx, process->exit_status);
+
+ process_release(process);
+}
+
/**
* pb_load_nfs - Mounts the NFS export and returns the local file path.
*
* Returns the local file path in a talloc'ed character string on success,
* or NULL on error.
*/
-static char *load_nfs(void *ctx, struct pb_url *url)
+static char *load_nfs(void *ctx, struct pb_url *url,
+ struct load_url_async_data *url_data)
{
char *local, *opts;
int result;
+ struct process *process;
+ const char *argv[] = {
+ pb_system_apps.mount,
+ "-t", "nfs",
+ NULL,
+ url->host,
+ url->dir,
+ NULL,
+ NULL,
+ };
local = local_name(ctx);
-
if (!local)
return NULL;
+ argv[6] = local;
result = pb_mkdir_recursive(local);
-
if (result)
goto fail;
opts = talloc_strdup(NULL, "ro,nolock,nodiratime");
+ argv[3] = opts;
if (url->port)
opts = talloc_asprintf_append(opts, ",port=%s", url->port);
- result = process_run_simple(ctx, pb_system_apps.mount, "-t", "nfs",
- opts, url->host, url->dir, local, NULL);
+ if (url_data) {
+ process = process_create(ctx);
+
+ process->path = pb_system_apps.mount;
+ process->argv = argv;
+ process->exit_cb = load_url_exit_cb;
+ process->data = url_data;
+
+ result = process_run_async(process);
+ if (result)
+ process_release(process);
+ } else {
+ result = process_run_simple_argv(ctx, argv);
+ }
talloc_free(opts);
* Returns the local file path in a talloc'ed character string on success,
* or NULL on error.
*/
-static char *load_sftp(void *ctx, struct pb_url *url)
+static char *load_sftp(void *ctx, struct pb_url *url,
+ struct load_url_async_data *url_data)
{
char *host_path, *local;
int result;
+ struct process *process;
+ const char *argv[] = {
+ pb_system_apps.sftp,
+ NULL,
+ NULL,
+ NULL,
+ };
local = local_name(ctx);
-
if (!local)
return NULL;
+ argv[2] = local;
host_path = talloc_asprintf(local, "%s:%s", url->host, url->path);
+ argv[1] = host_path;
+
+ if (url_data) {
+ process = process_create(ctx);
- result = process_run_simple(ctx, pb_system_apps.sftp, host_path,
- local, NULL);
+ process->path = pb_system_apps.sftp;
+ process->argv = argv;
+ process->exit_cb = load_url_exit_cb;
+ process->data = url_data;
+
+ result = process_run_async(process);
+ if (result)
+ process_release(process);
+ } else {
+ result = process_run_simple_argv(ctx, argv);
+ }
if (result)
goto fail;
* or NULL on error.
*/
-static char *load_tftp(void *ctx, struct pb_url *url)
+static char *load_tftp(void *ctx, struct pb_url *url,
+ struct load_url_async_data *url_data)
{
int result;
const char *argv[10];
const char **p;
char *local;
+ struct process *process;
local = local_name(ctx);
*p++ = url->port; /* 8 */
*p++ = NULL; /* 9 */
- result = process_run_simple_argv(ctx, argv);
+ if (url_data) {
+ process = process_create(ctx);
+
+ process->path = pb_system_apps.tftp;
+ process->argv = argv;
+ process->exit_cb = load_url_exit_cb;
+ process->data = url_data;
+
+ result = process_run_async(process);
+ } else {
+ result = process_run_simple_argv(ctx, argv);
+ }
if (!result)
return local;
/* next try tftp-hpa args */
-
p = argv;
*p++ = pb_system_apps.tftp; /* 1 */
*p++ = "-m"; /* 2 */
*p++ = local; /* 9 */
*p++ = NULL; /* 10 */
- result = process_run_simple_argv(ctx, argv);
+ if (url_data) {
+ process->argv = argv;
+ result = process_run_async(process);
+ if (result)
+ process_release(process);
+ } else {
+ result = process_run_simple_argv(ctx, argv);
+ }
if (!result)
return local;
* or NULL on error.
*/
-static char *load_wget(void *ctx, struct pb_url *url, enum wget_flags flags)
+static char *load_wget(void *ctx, struct pb_url *url, enum wget_flags flags,
+ struct load_url_async_data *url_data)
{
int result;
const char *argv[7];
const char **p;
char *local;
+ struct process *process;
local = local_name(ctx);
*p++ = "--no-check-certificate"; /* 6 */
*p++ = NULL; /* 7 */
- result = process_run_simple_argv(ctx, argv);
+ if (url_data) {
+ process = process_create(ctx);
+
+ process->path = pb_system_apps.wget;
+ process->argv = argv;
+ process->exit_cb = load_url_exit_cb;
+ process->data = url_data;
+
+ result = process_run_async(process);
+ if (result)
+ process_release(process);
+ } else {
+ result = process_run_simple_argv(ctx, argv);
+ }
if (result)
goto fail;
* load_url - Loads a (possibly) remote URL and returns the local file
* path.
* @ctx: The talloc context to associate with the returned string.
- * @URL: The remote file URL.
+ * @url: The remote file URL.
* @tempfile: An optional variable pointer to be set when a temporary local
* file is created.
+ * @url_cb: An optional callback pointer if the caller wants to load url
+ * asynchronously.
*
* Returns the local file path in a talloc'ed character string on success,
* or NULL on error.
*/
-char *load_url(void *ctx, struct pb_url *url, unsigned int *tempfile)
+char *load_url_async(void *ctx, struct pb_url *url, unsigned int *tempfile,
+ load_url_callback url_cb)
{
char *local;
int tmp = 0;
+ struct load_url_async_data *url_data;
if (!url)
return NULL;
+ url_data = NULL;
+
+ if (url_cb) {
+ url_data = talloc_zero(ctx, struct load_url_async_data);
+ url_data->url_cb = url_cb;
+ url_data->ctx = ctx;
+ }
+
switch (url->scheme) {
case pb_url_ftp:
case pb_url_http:
- local = load_wget(ctx, url, 0);
+ local = load_wget(ctx, url, 0, url_data);
tmp = !!local;
break;
case pb_url_https:
- local = load_wget(ctx, url, wget_no_check_certificate);
+ local = load_wget(ctx, url, wget_no_check_certificate,
+ url_data);
tmp = !!local;
break;
case pb_url_nfs:
- local = load_nfs(ctx, url);
+ local = load_nfs(ctx, url, url_data);
tmp = !!local;
break;
case pb_url_sftp:
- local = load_sftp(ctx, url);
+ local = load_sftp(ctx, url, url_data);
tmp = !!local;
break;
case pb_url_tftp:
- local = load_tftp(ctx, url);
+ local = load_tftp(ctx, url, url_data);
tmp = !!local;
break;
default:
return local;
}
+
+char *load_url(void *ctx, struct pb_url *url, unsigned int *tempfile)
+{
+ return load_url_async(ctx, url, tempfile, NULL);
+}
projects / petitboot / blobdiff