diff options
Diffstat (limited to 'res/stasis_http/resource_bridges.c')
-rw-r--r-- | res/stasis_http/resource_bridges.c | 274 |
1 files changed, 273 insertions, 1 deletions
diff --git a/res/stasis_http/resource_bridges.c b/res/stasis_http/resource_bridges.c index 6dad91116..b378eb8a5 100644 --- a/res/stasis_http/resource_bridges.c +++ b/res/stasis_http/resource_bridges.c @@ -35,8 +35,14 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$") #include "asterisk/stasis.h" #include "asterisk/stasis_bridging.h" #include "asterisk/stasis_app.h" +#include "asterisk/stasis_app_playback.h" +#include "asterisk/stasis_app_recording.h" +#include "asterisk/stasis_channels.h" +#include "asterisk/core_unreal.h" #include "asterisk/channel.h" #include "asterisk/bridging.h" +#include "asterisk/format_cap.h" +#include "asterisk/file.h" /*! * \brief Finds a bridge, filling the response with an error, if appropriate. @@ -144,9 +150,275 @@ void stasis_http_remove_channel_from_bridge(struct ast_variable *headers, struct stasis_http_response_no_content(response); } +struct bridge_channel_control_thread_data { + struct ast_channel *bridge_channel; + struct stasis_app_control *control; +}; + +static void *bridge_channel_control_thread(void *data) +{ + struct bridge_channel_control_thread_data *thread_data = data; + struct ast_channel *bridge_channel = thread_data->bridge_channel; + struct stasis_app_control *control = thread_data->control; + + RAII_VAR(struct ast_callid *, callid, ast_channel_callid(bridge_channel), ast_callid_cleanup); + + if (callid) { + ast_callid_threadassoc_add(callid); + } + + ast_free(thread_data); + thread_data = NULL; + + stasis_app_control_execute_until_exhausted(bridge_channel, control); + + ast_hangup(bridge_channel); + ao2_cleanup(control); + return NULL; +} + +static struct ast_channel *prepare_bridge_media_channel(const char *type) +{ + RAII_VAR(struct ast_format_cap *, cap, NULL, ast_format_cap_destroy); + struct ast_format format; + + cap = ast_format_cap_alloc_nolock(); + if (!cap) { + return NULL; + } + + ast_format_cap_add(cap, ast_format_set(&format, AST_FORMAT_SLINEAR, 0)); + + if (!cap) { + return NULL; + } + + return ast_request(type, cap, NULL, "ARI", NULL); +} + +void stasis_http_play_on_bridge(struct ast_variable *headers, struct ast_play_on_bridge_args *args, struct stasis_http_response *response) +{ + RAII_VAR(struct ast_bridge *, bridge, find_bridge(response, args->bridge_id), ao2_cleanup); + RAII_VAR(struct ast_channel *, play_channel, NULL, ast_hangup); + RAII_VAR(struct stasis_app_control *, control, NULL, ao2_cleanup); + RAII_VAR(struct ast_channel_snapshot *, snapshot, NULL, ao2_cleanup); + RAII_VAR(struct stasis_app_playback *, playback, NULL, ao2_cleanup); + RAII_VAR(char *, playback_url, NULL, ast_free); + RAII_VAR(struct ast_json *, json, NULL, ast_json_unref); + + struct bridge_channel_control_thread_data *thread_data; + const char *language; + pthread_t threadid; + + ast_assert(response != NULL); + + if (!bridge) { + return; + } + + if (!(play_channel = prepare_bridge_media_channel("Announcer"))) { + stasis_http_response_error( + response, 500, "Internal Error", "Could not create playback channel"); + return; + } + ast_debug(1, "Created announcer channel '%s'\n", ast_channel_name(play_channel)); + + if (ast_unreal_channel_push_to_bridge(play_channel, bridge)) { + stasis_http_response_error( + response, 500, "Internal Error", "Failed to put playback channel into the bridge"); + return; + } + + control = stasis_app_control_create(play_channel); + if (control == NULL) { + stasis_http_response_alloc_failed(response); + return; + } + + snapshot = stasis_app_control_get_snapshot(control); + if (!snapshot) { + stasis_http_response_error( + response, 500, "Internal Error", "Failed to get control snapshot"); + return; + } + + language = S_OR(args->lang, snapshot->language); + + playback = stasis_app_control_play_uri(control, args->media, language, + args->bridge_id, STASIS_PLAYBACK_TARGET_BRIDGE, args->skipms, + args->offsetms); + + if (!playback) { + stasis_http_response_alloc_failed(response); + return; + } + + ast_asprintf(&playback_url, "/playback/%s", + stasis_app_playback_get_id(playback)); + + if (!playback_url) { + stasis_http_response_alloc_failed(response); + return; + } + + json = stasis_app_playback_to_json(playback); + if (!json) { + stasis_http_response_alloc_failed(response); + return; + } + + /* Give play_channel and control reference to the thread data */ + thread_data = ast_calloc(1, sizeof(*thread_data)); + if (!thread_data) { + stasis_http_response_alloc_failed(response); + return; + } + + thread_data->bridge_channel = play_channel; + thread_data->control = control; + + if (ast_pthread_create_detached(&threadid, NULL, bridge_channel_control_thread, thread_data)) { + stasis_http_response_alloc_failed(response); + ast_free(thread_data); + return; + } + + /* These are owned by the other thread now, so we don't want RAII_VAR disposing of them. */ + play_channel = NULL; + control = NULL; + + stasis_http_response_created(response, playback_url, json); +} + void stasis_http_record_bridge(struct ast_variable *headers, struct ast_record_bridge_args *args, struct stasis_http_response *response) { - ast_log(LOG_ERROR, "TODO: stasis_http_record_bridge\n"); + RAII_VAR(struct ast_bridge *, bridge, find_bridge(response, args->bridge_id), ao2_cleanup); + RAII_VAR(struct ast_channel *, record_channel, NULL, ast_hangup); + RAII_VAR(struct stasis_app_control *, control, NULL, ao2_cleanup); + RAII_VAR(struct stasis_app_recording *, recording, NULL, ao2_cleanup); + RAII_VAR(char *, recording_url, NULL, ast_free); + RAII_VAR(struct ast_json *, json, NULL, ast_json_unref); + RAII_VAR(struct stasis_app_recording_options *, options, NULL, ao2_cleanup); + RAII_VAR(char *, uri_encoded_name, NULL, ast_free); + + size_t uri_name_maxlen; + struct bridge_channel_control_thread_data *thread_data; + pthread_t threadid; + + ast_assert(response != NULL); + + if (bridge == NULL) { + return; + } + + if (!(record_channel = prepare_bridge_media_channel("Recorder"))) { + stasis_http_response_error( + response, 500, "Internal Server Error", "Failed to create recording channel"); + return; + } + + if (ast_unreal_channel_push_to_bridge(record_channel, bridge)) { + stasis_http_response_error( + response, 500, "Internal Error", "Failed to put recording channel into the bridge"); + return; + } + + control = stasis_app_control_create(record_channel); + if (control == NULL) { + stasis_http_response_alloc_failed(response); + return; + } + + options = stasis_app_recording_options_create(args->name, args->format); + if (options == NULL) { + stasis_http_response_alloc_failed(response); + return; + } + + options->max_silence_seconds = args->max_silence_seconds; + options->max_duration_seconds = args->max_duration_seconds; + options->terminate_on = + stasis_app_recording_termination_parse(args->terminate_on); + options->if_exists = + stasis_app_recording_if_exists_parse(args->if_exists); + options->beep = args->beep; + + recording = stasis_app_control_record(control, options); + if (recording == NULL) { + switch(errno) { + case EINVAL: + /* While the arguments are invalid, we should have + * caught them prior to calling record. + */ + stasis_http_response_error( + response, 500, "Internal Server Error", + "Error parsing request"); + break; + case EEXIST: + stasis_http_response_error(response, 409, "Conflict", + "Recording '%s' already in progress", + args->name); + break; + case ENOMEM: + stasis_http_response_alloc_failed(response); + break; + case EPERM: + stasis_http_response_error( + response, 400, "Bad Request", + "Recording name invalid"); + break; + default: + ast_log(LOG_WARNING, + "Unrecognized recording error: %s\n", + strerror(errno)); + stasis_http_response_error( + response, 500, "Internal Server Error", + "Internal Server Error"); + break; + } + return; + } + + uri_name_maxlen = strlen(args->name) * 3; + uri_encoded_name = ast_malloc(uri_name_maxlen); + if (!uri_encoded_name) { + stasis_http_response_alloc_failed(response); + return; + } + ast_uri_encode(args->name, uri_encoded_name, uri_name_maxlen, ast_uri_http); + + ast_asprintf(&recording_url, "/recordings/live/%s", uri_encoded_name); + if (!recording_url) { + stasis_http_response_alloc_failed(response); + return; + } + + json = stasis_app_recording_to_json(recording); + if (!json) { + stasis_http_response_alloc_failed(response); + return; + } + + thread_data = ast_calloc(1, sizeof(*thread_data)); + if (!thread_data) { + stasis_http_response_alloc_failed(response); + return; + } + + thread_data->bridge_channel = record_channel; + thread_data->control = control; + + if (ast_pthread_create_detached(&threadid, NULL, bridge_channel_control_thread, thread_data)) { + stasis_http_response_alloc_failed(response); + ast_free(thread_data); + return; + } + + /* These are owned by the other thread now, so we don't want RAII_VAR disposing of them. */ + record_channel = NULL; + control = NULL; + + stasis_http_response_created(response, recording_url, json); } void stasis_http_get_bridge(struct ast_variable *headers, struct ast_get_bridge_args *args, struct stasis_http_response *response) |