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https://github.com/libretro/RetroArch
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cloud sync: speed up sync a bit by uploading/downloading in parallel (#16871)
This commit is contained in:
Eric Warmenhoven
GitHub
parent
d4920e76a9
commit
9c5a95a126
@ -54,7 +54,7 @@ enum task_cloud_sync_phase
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typedef struct
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{
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enum task_cloud_sync_phase phase;
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bool waiting;
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uint32_t waiting;
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file_list_t *server_manifest;
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size_t server_idx;
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file_list_t *local_manifest;
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@ -67,6 +67,9 @@ typedef struct
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bool need_manifest_uploaded;
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bool failures;
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bool conflicts;
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uint32_t uploads;
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uint32_t downloads;
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retro_time_t start_time;
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} task_cloud_sync_state_t;
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static slock_t *tcs_running_lock = NULL;
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@ -94,7 +97,7 @@ static void task_cloud_sync_begin_handler(void *user_data, const char *path, boo
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task_set_finished(task, true);
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}
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting = 0;
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slock_unlock(tcs_running_lock);
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}
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@ -195,7 +198,7 @@ static void task_cloud_sync_manifest_handler(void *user_data, const char *path,
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sync_state->failures = true;
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sync_state->phase = CLOUD_SYNC_PHASE_END;
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting = 0;
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slock_unlock(tcs_running_lock);
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return;
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}
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@ -209,7 +212,7 @@ static void task_cloud_sync_manifest_handler(void *user_data, const char *path,
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}
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sync_state->phase = CLOUD_SYNC_PHASE_READ_LOCAL_MANIFEST;
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting = 0;
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slock_unlock(tcs_running_lock);
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}
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@ -219,11 +222,11 @@ static void task_cloud_sync_fetch_server_manifest(task_cloud_sync_state_t *sync_
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task_cloud_sync_manifest_filename(manifest_path, sizeof(manifest_path), true);
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sync_state->waiting = true;
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sync_state->waiting = 1;
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if (!cloud_sync_read(MANIFEST_FILENAME_SERVER, manifest_path, task_cloud_sync_manifest_handler, sync_state))
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{
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RARCH_WARN(CSPFX "could not read server manifest\n");
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sync_state->waiting = false;
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sync_state->waiting = 0;
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sync_state->phase = CLOUD_SYNC_PHASE_END;
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}
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}
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@ -385,12 +388,10 @@ static void task_cloud_sync_update_progress(retro_task_t *task)
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if (!(sync_state = (task_cloud_sync_state_t *)task->state))
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return;
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val = sync_state->server_idx + sync_state->local_idx + sync_state->current_idx;
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val = sync_state->server_idx + sync_state->current_idx;
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if (sync_state->server_manifest)
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count += sync_state->server_manifest->size;
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if (sync_state->local_manifest)
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count += sync_state->local_manifest->size;
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if (sync_state->current_manifest)
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count += sync_state->current_manifest->size;
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@ -402,11 +403,15 @@ static void task_cloud_sync_update_progress(retro_task_t *task)
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static void task_cloud_sync_add_to_updated_manifest(task_cloud_sync_state_t *sync_state, const char *key, char *hash, bool server)
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{
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file_list_t *list = server ? sync_state->updated_server_manifest : sync_state->updated_local_manifest;
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size_t idx = list->size;
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file_list_t *list;
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size_t idx;
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slock_lock(tcs_running_lock);
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list = server ? sync_state->updated_server_manifest : sync_state->updated_local_manifest;
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idx = list->size;
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file_list_append(list, NULL, NULL, 0, 0, 0);
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file_list_set_alt_at_offset(list, idx, key);
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list->list[idx].userdata = hash;
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slock_unlock(tcs_running_lock);
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}
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static INLINE int task_cloud_sync_key_cmp(struct item_file *left, struct item_file *right)
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@ -495,6 +500,7 @@ static void task_cloud_sync_fetch_cb(void *user_data, const char *path, bool suc
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filestream_close(file);
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RARCH_LOG(CSPFX "successfully fetched %s\n", path);
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task_cloud_sync_add_to_updated_manifest(sync_state, path, hash, false);
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sync_state->downloads++;
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}
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else
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{
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@ -507,7 +513,7 @@ static void task_cloud_sync_fetch_cb(void *user_data, const char *path, bool suc
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}
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting--;
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slock_unlock(tcs_running_lock);
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}
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@ -559,7 +565,7 @@ static void task_cloud_sync_fetch_server_file(task_cloud_sync_state_t *sync_stat
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fill_pathname_basedir(directory, filename, sizeof(directory));
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path_mkdir(directory);
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if (cloud_sync_read(key, filename, task_cloud_sync_fetch_cb, sync_state))
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sync_state->waiting = true;
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sync_state->waiting++;
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else
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{
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RARCH_WARN(CSPFX "wanted to fetch %s but failed\n", key);
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@ -606,6 +612,7 @@ static void task_cloud_sync_upload_cb(void *user_data, const char *path, bool su
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sync_state->need_manifest_uploaded = true;
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}
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RARCH_LOG(CSPFX "uploading %s succeeded\n", path);
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sync_state->uploads++;
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}
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else
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{
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@ -620,7 +627,7 @@ static void task_cloud_sync_upload_cb(void *user_data, const char *path, bool su
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}
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting++;
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slock_unlock(tcs_running_lock);
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}
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@ -647,7 +654,7 @@ static void task_cloud_sync_upload_current_file(task_cloud_sync_state_t *sync_st
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item->userdata = task_cloud_sync_md5_rfile(file);
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filestream_seek(file, 0, SEEK_SET);
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sync_state->waiting = true;
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sync_state->waiting++;
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if (!cloud_sync_update(path, file, task_cloud_sync_upload_cb, sync_state))
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{
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/* if the upload fails, try to resurrect the hash from the last sync */
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@ -658,7 +665,7 @@ static void task_cloud_sync_upload_current_file(task_cloud_sync_state_t *sync_st
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task_cloud_sync_add_to_updated_manifest(sync_state, path, CS_FILE_HASH(local_file), false);
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}
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filestream_close(file);
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sync_state->waiting = false;
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sync_state->waiting--;
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sync_state->failures = true;
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RARCH_WARN(CSPFX "uploading %s failed\n", path);
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}
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@ -747,7 +754,7 @@ static void task_cloud_sync_delete_cb(void *user_data, const char *path, bool su
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RARCH_WARN(CSPFX "deleting %s failed\n", path);
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sync_state->failures = true;
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting--;
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slock_unlock(tcs_running_lock);
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return;
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}
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@ -760,7 +767,7 @@ static void task_cloud_sync_delete_cb(void *user_data, const char *path, bool su
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task_cloud_sync_add_to_updated_manifest(sync_state, path, NULL, false);
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sync_state->need_manifest_uploaded = true;
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting--;
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slock_unlock(tcs_running_lock);
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}
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@ -777,7 +784,7 @@ static void task_cloud_sync_delete_server_file(task_cloud_sync_state_t *sync_sta
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RARCH_LOG(CSPFX "deleting %s\n", key);
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sync_state->waiting = true;
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sync_state->waiting++;
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if (!cloud_sync_free(key, task_cloud_sync_delete_cb, sync_state))
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{
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/* if the delete fails, resurrect the hash from the last sync */
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@ -789,7 +796,7 @@ static void task_cloud_sync_delete_server_file(task_cloud_sync_state_t *sync_sta
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}
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task_cloud_sync_add_to_updated_manifest(sync_state, key, CS_FILE_HASH(server_file), true);
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/* we don't mark need_manifest_uploaded here, nothing has changed */
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sync_state->waiting = false;
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sync_state->waiting--;
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}
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}
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@ -929,7 +936,7 @@ static void task_cloud_sync_update_manifest_cb(void *user_data, const char *path
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RARCH_LOG(CSPFX "uploading updated manifest succeeded\n");
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sync_state->phase = CLOUD_SYNC_PHASE_END;
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slock_lock(tcs_running_lock);
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sync_state->waiting = false;
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sync_state->waiting = 0;
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slock_unlock(tcs_running_lock);
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}
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@ -948,6 +955,10 @@ static RFILE *task_cloud_sync_write_updated_manifest(file_list_t *manifest, char
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return NULL;
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}
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/* since we may be transfering files at the same time,
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* the newly created manifest might be out of order */
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file_list_sort_on_alt(manifest);
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rjsonwriter_raw(writer, "[\n", 2);
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for (; idx < manifest->size; idx++)
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@ -1000,12 +1011,12 @@ static void task_cloud_sync_update_manifests(task_cloud_sync_state_t *sync_state
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task_cloud_sync_manifest_filename(manifest_path, sizeof(manifest_path), true);
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file = task_cloud_sync_write_updated_manifest(sync_state->updated_server_manifest, manifest_path);
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filestream_seek(file, 0, SEEK_SET);
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sync_state->waiting = true;
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sync_state->waiting = 1;
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if (!cloud_sync_update(MANIFEST_FILENAME_SERVER, file, task_cloud_sync_update_manifest_cb, sync_state))
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{
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RARCH_LOG(CSPFX "uploading updated manifest failed\n");
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filestream_close(file);
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sync_state->waiting = false;
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sync_state->waiting = 0;
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sync_state->failures = true;
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sync_state->phase = CLOUD_SYNC_PHASE_END;
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}
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@ -1019,6 +1030,7 @@ static void task_cloud_sync_end_handler(void *user_data, const char *path, bool
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{
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retro_task_t *task = (retro_task_t *)user_data;
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task_cloud_sync_state_t *sync_state = NULL;
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retro_time_t end_time = cpu_features_get_time_usec();
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if (!task)
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return;
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@ -1038,7 +1050,11 @@ static void task_cloud_sync_end_handler(void *user_data, const char *path, bool
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task_set_title(task, strdup(title));
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}
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RARCH_LOG(CSPFX "all done!\n");
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RARCH_LOG(CSPFX "finished after %lld.%06lld seconds, %d files uploaded, %d files downloaded\n",
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(end_time - sync_state->start_time) / 1000 / 1000,
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(end_time - sync_state->start_time) % (1000 * 1000),
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sync_state->uploads, sync_state->downloads);
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task_set_finished(task, true);
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}
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@ -1054,9 +1070,10 @@ static void task_cloud_sync_task_handler(retro_task_t *task)
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goto task_finished;
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slock_lock(tcs_running_lock);
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if (sync_state->waiting)
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/* we can transfer more than one file at a time */
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if (sync_state->waiting > ((sync_state->phase == CLOUD_SYNC_PHASE_DIFF) ? 4 : 0))
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{
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task->when = cpu_features_get_time_usec() + 500 * 1000; /* 500ms */
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task->when = cpu_features_get_time_usec() + 17 * 1000; /* 17ms */
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slock_unlock(tcs_running_lock);
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return;
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}
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@ -1065,7 +1082,7 @@ static void task_cloud_sync_task_handler(retro_task_t *task)
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switch (sync_state->phase)
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{
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case CLOUD_SYNC_PHASE_BEGIN:
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sync_state->waiting = true;
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sync_state->waiting = 1;
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if (!cloud_sync_begin(task_cloud_sync_begin_handler, task))
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{
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RARCH_WARN(CSPFX "could not begin\n");
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@ -1090,7 +1107,7 @@ static void task_cloud_sync_task_handler(retro_task_t *task)
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task_cloud_sync_update_manifests(sync_state);
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break;
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case CLOUD_SYNC_PHASE_END:
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sync_state->waiting = true;
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sync_state->waiting = 1;
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if (!cloud_sync_end(task_cloud_sync_end_handler, task))
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{
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RARCH_WARN(CSPFX "could not end?!\n");
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@ -1169,6 +1186,7 @@ void task_push_cloud_sync(void)
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}
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sync_state->phase = CLOUD_SYNC_PHASE_BEGIN;
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sync_state->start_time = cpu_features_get_time_usec();
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strlcpy(task_title, "Cloud Sync in progress", sizeof(task_title));
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