/* download_manifests()
* Description: To search Clear bundles for a particular entry, a complete set of
* manifests must be downloaded. This function does so, asynchronously, using
* the curl_multi interface */
int download_manifests(struct manifest **MoM)
{
struct list *list;
struct file *file;
char *tarfile, *untard_file, *url;
struct manifest *subMan = NULL;
int current_version;
int ret = 0;
double size;
current_version = read_version_from_subvol_file(path_prefix);
swupd_curl_set_current_version(current_version);
ret = load_manifests(current_version, current_version, "MoM", NULL, MoM);
if (ret != 0) {
printf("Cannot load official manifest MoM for version %i\n", current_version);
return ret;
}
subscription_versions_from_MoM(*MoM, 0);
list = (*MoM)->manifests;
size = query_total_download_size(list);
if (size == -1) {
printf("Downloading manifests. Expect a delay, up to 100MB may be downloaded\n");
} else if (size > 0) {
printf("Downloading Clear Linux manifests\n");
printf(" %.2f MB total...\n\n", size);
}
while (list) {
file = list->data;
list = list->next;
create_and_append_subscription(file->filename);
string_or_die(&untard_file, "%s/%i/Manifest.%s", STATE_DIR, file->last_change,
file->filename);
string_or_die(&tarfile, "%s/%i/Manifest.%s.tar", STATE_DIR, file->last_change,
file->filename);
if (access(untard_file, F_OK) == -1) {
/* Do download */
printf(" '%s' manifest...\n", file->filename);
ret = load_manifests(current_version, file->last_change, file->filename, NULL, &subMan);
if (ret != 0) {
printf("Cannot load official manifest MoM for version %i\n", current_version);
}
free_manifest(subMan);
}
if (access(untard_file, F_OK) == -1) {
string_or_die(&url, "%s/%i/Manifest.%s.tar", preferred_content_url, current_version,
file->filename);
printf("Error: Failure reading from %s\n", url);
free(url);
}
unlink(tarfile);
free(untard_file);
free(tarfile);
}
return ret;
}
/* download_manifests()
* Description: To search Clear bundles for a particular entry, a complete set of
* manifests must be downloaded. This function does so, asynchronously, using
* the curl_multi interface */
static int download_manifests(struct manifest **MoM, struct list **subs)
{
struct list *list = NULL;
struct file *file = NULL;
char *tarfile, *untard_file, *url = NULL;
struct manifest *subMan = NULL;
int current_version;
int ret = 0;
double size;
bool did_download = false;
current_version = get_current_version(path_prefix);
if (current_version < 0) {
fprintf(stderr, "Error: Unable to determine current OS version\n");
return ECURRENT_VERSION;
}
*MoM = load_mom(current_version, false, false, NULL);
if (!(*MoM)) {
fprintf(stderr, "Cannot load official manifest MoM for version %i\n", current_version);
return EMOM_LOAD;
}
list = (*MoM)->manifests;
size = query_total_download_size(list);
if (size == -1) {
fprintf(stderr, "Downloading manifests. Expect a delay, up to 100MB may be downloaded\n");
} else if (size > 0) {
fprintf(stderr, "Downloading Clear Linux manifests\n");
fprintf(stderr, " %.2f MB total...\n\n", size);
}
while (list) {
file = list->data;
list = list->next;
create_and_append_subscription(subs, file->filename);
string_or_die(&untard_file, "%s/%i/Manifest.%s", state_dir, file->last_change,
file->filename);
string_or_die(&tarfile, "%s/%i/Manifest.%s.tar", state_dir, file->last_change,
file->filename);
if (access(untard_file, F_OK) == -1) {
/* Do download */
subMan = load_manifest(file->last_change, file, *MoM, false);
if (!subMan) {
fprintf(stderr, "Cannot load official manifest MoM for version %i\n", current_version);
} else {
did_download = true;
}
free_manifest(subMan);
}
if (access(untard_file, F_OK) == -1) {
string_or_die(&url, "%s/%i/Manifest.%s.tar", content_url, current_version,
file->filename);
fprintf(stderr, "Error: Failure reading from %s\n", url);
free_string(&url);
}
unlink(tarfile);
free_string(&untard_file);
free_string(&tarfile);
}
if (did_download) {
fprintf(stderr, "Completed manifests download.\n\n");
}
return ret;
}