Exemplo n.º 1
0
void ei_encode_switch_event_headers(ei_x_buff * ebuf, switch_event_t *event)
{
	int i;
	char *uuid = switch_event_get_header(event, "unique-id");

	switch_event_header_t *hp;

	for (i = 0, hp = event->headers; hp; hp = hp->next, i++);

	if (event->body)
		i++;

	ei_x_encode_list_header(ebuf, i + 1);

	if (uuid) {
		_ei_x_encode_string(ebuf, switch_event_get_header(event, "unique-id"));
	} else {
		ei_x_encode_atom(ebuf, "undefined");
	}

	for (hp = event->headers; hp; hp = hp->next) {
		ei_x_encode_tuple_header(ebuf, 2);
		_ei_x_encode_string(ebuf, hp->name);
		switch_url_decode(hp->value);
		_ei_x_encode_string(ebuf, hp->value);
	}

	if (event->body) {
		ei_x_encode_tuple_header(ebuf, 2);
		_ei_x_encode_string(ebuf, "body");
		_ei_x_encode_string(ebuf, event->body);
	}

	ei_x_encode_empty_list(ebuf);
}
Exemplo n.º 2
0
void xpass_encode_switch_event_headers(char *ebuf, int buf_len, switch_event_t *event) {
    switch_event_header_t *hp;
    char *uuid = switch_event_get_header(event, "unique-id");
    int i;
    int left_buf_len = buf_len;
    char * tmp = ebuf;

    for (i = 0, hp = event->headers; hp; hp = hp->next, i++);

    if (event->body)
        i++;


    if (uuid) {
		char *unique_id = switch_event_get_header(event, "unique-id");
		tmp = encode_data(tmp, unique_id, strlen(unique_id));
    } else {
        tmp = encode_data(tmp, "undefined", 9);
    }
    tmp  = encode_data(tmp, "\r\n", 2);

    for (hp = event->headers; hp; hp = hp->next) {
        tmp = encode_data(tmp, hp->name, strlen(hp->name));
        tmp = encode_data(tmp, ":", 1);
        switch_url_decode(hp->value);
        tmp = encode_data(tmp, hp->value, strlen(hp->value));
        tmp = encode_data(tmp, "\r\n", 2);
    }
    tmp = encode_data(tmp, "\r\n", 2);
    if (event->body) {
        tmp = encode_data(tmp, event->body, strlen(event->body));
    }

}
Exemplo n.º 3
0
// This function and do_lookup_url functions could possibly be merged together.  Or at least have do_lookup_url call this up as part of the initialization routine as it is a subset of the operations.
static void http_sendfile_initialize_curl(http_sendfile_data_t *http_data)
{
	uint8_t count;
	http_data->curl_handle = curl_easy_init();
	
	if (!strncasecmp(http_data->url, "https", 5))
	{
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Not verifying TLS cert for %s; connection is not secure\n", http_data->url);
		curl_easy_setopt(http_data->curl_handle, CURLOPT_SSL_VERIFYPEER, 0);
		curl_easy_setopt(http_data->curl_handle, CURLOPT_SSL_VERIFYHOST, 0);
	}
	
	/* From the docs: 
	 * Optionally, you can provide data to POST using the CURLOPT_READFUNCTION and CURLOPT_READDATA 
	 * options but then you must make sure to not set CURLOPT_POSTFIELDS to anything but NULL
	 * curl_easy_setopt(curl_handle, CURLOPT_POSTFIELDSIZE, strlen(data));
	 * curl_easy_setopt(curl_handle, CURLOPT_POSTFIELDS, (void *) data);
	 */
	
	// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Post data: %s\n", data);
	
	curl_easy_setopt(http_data->curl_handle, CURLOPT_FOLLOWLOCATION, 1);
	curl_easy_setopt(http_data->curl_handle, CURLOPT_MAXREDIRS, 15);
	curl_easy_setopt(http_data->curl_handle, CURLOPT_URL, http_data->url);
	curl_easy_setopt(http_data->curl_handle, CURLOPT_NOSIGNAL, 1);
	curl_easy_setopt(http_data->curl_handle, CURLOPT_USERAGENT, "freeswitch-curl/1.0");
	
	http_data->sendfile_response = switch_core_alloc(http_data->pool, sizeof(char) * HTTP_SENDFILE_RESPONSE_SIZE);
	memset(http_data->sendfile_response, 0, sizeof(char) * HTTP_SENDFILE_RESPONSE_SIZE);
	
	// Set the function where we will copy out the response body data to
	curl_easy_setopt(http_data->curl_handle, CURLOPT_WRITEFUNCTION, http_sendfile_response_callback);
	curl_easy_setopt(http_data->curl_handle, CURLOPT_WRITEDATA, (void *) http_data);
	
	/* Add the file to upload as a POST form field */ 
	curl_formadd(&http_data->formpost, &http_data->lastptr, CURLFORM_COPYNAME, http_data->filename_element_name, CURLFORM_FILE, http_data->filename_element, CURLFORM_END);
	
	if(!zstr(http_data->extrapost_elements))
	{
		// Now to parse out the individual post element/value pairs
		char *argv[64] = { 0 }; // Probably don't need 64 but eh does it really use that much memory?
		uint32_t argc = 0;
		char *temp_extrapost = switch_core_strdup(http_data->pool, http_data->extrapost_elements);
		
		argc = switch_separate_string(temp_extrapost, '&', argv, (sizeof(argv) / sizeof(argv[0])));
		
		for(count = 0; count < argc; count++)
		{
			char *argv2[4] = { 0 };
			uint32_t argc2 = switch_separate_string(argv[count], '=', argv2, (sizeof(argv2) / sizeof(argv2[0])));
			
			if(argc2 == 2) {
				switch_url_decode(argv2[0]);
				switch_url_decode(argv2[1]);
				curl_formadd(&http_data->formpost, &http_data->lastptr, CURLFORM_COPYNAME, argv2[0], CURLFORM_COPYCONTENTS, argv2[1], CURLFORM_END);
			}
		}
	}
	
	/* Fill in the submit field too, even if this isn't really needed */ 
	curl_formadd(&http_data->formpost, &http_data->lastptr, CURLFORM_COPYNAME, "submit", CURLFORM_COPYCONTENTS, "or_die", CURLFORM_END);
	
	/* what URL that receives this POST */ 
	curl_easy_setopt(http_data->curl_handle, CURLOPT_HTTPPOST, http_data->formpost);
	
	// This part actually fires off the curl, captures the HTTP response code, and then frees up the handle.
	curl_easy_perform(http_data->curl_handle);
	curl_easy_getinfo(http_data->curl_handle, CURLINFO_RESPONSE_CODE, &http_data->http_response_code);
	
	curl_easy_cleanup(http_data->curl_handle);
		
	// Clean up the form data from POST
	curl_formfree(http_data->formpost);
}
Exemplo n.º 4
0
abyss_bool handler_hook(TSession * r)
{
	switch_stream_handle_t stream = { 0 };
	char *command;
	int i;
	char *fs_user = NULL, *fs_domain = NULL;
	char *path_info = NULL;
	abyss_bool ret = TRUE;
	int html = 0, text = 0, xml = 0, api = 0;
	const char *api_str;
	const char *uri = 0;
	TRequestInfo *info = 0;
	switch_event_t *evnt = 0; /* shortcut to stream.param_event */

	if (!r || !(info = &r->requestInfo) || !(uri = info->uri)) {
		return FALSE;
	}

	stream.data = r;
	stream.write_function = http_stream_write;
	stream.raw_write_function = http_stream_raw_write;

	if ((command = strstr(uri, "/api/"))) {
		command += 5;
		api++;
	} else if ((command = strstr(uri, "/webapi/"))) {
		command += 8;
		html++;
	} else if ((command = strstr(uri, "/txtapi/"))) {
		command += 8;
		text++;
	} else if ((command = strstr(uri, "/xmlapi/"))) {
		command += 8;
		xml++;
	} else {
		return FALSE; /* 404 */
	}

	if ((path_info = strchr(command, '/'))) {
		*path_info++ = '\0';
	}

	for (i = 0; i < r->responseHeaderFields.size; i++) {
		TTableItem *ti = &r->responseHeaderFields.item[i];
		if (!strcasecmp(ti->name, "freeswitch-user")) {
			fs_user = ti->value;
		} else if (!strcasecmp(ti->name, "freeswitch-domain")) {
			fs_domain = ti->value;
		}
	}

	if (!is_authorized(r, command)) {
		ret = TRUE;
		goto end;
	}

/*  auth: */

	if (switch_event_create(&stream.param_event, SWITCH_EVENT_API) == SWITCH_STATUS_SUCCESS) {
		const char *const content_length = RequestHeaderValue(r, "content-length");
		evnt = stream.param_event;

		if (html) {
			switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "Content-Type", "text/html");
		} else if (text) {
			switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "Content-Type", "text/plain");
		} else if (xml) {
			switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "Content-Type", "text/xml");
		}
		if (api) {
			switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-API", "api");
		}
		if (fs_user)   switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "FreeSWITCH-User", fs_user);
		if (fs_domain) switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "FreeSWITCH-Domain", fs_domain);
		if (path_info) switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-Path-Info", path_info);

		if (info->host)        switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-HOST", info->host);
		if (info->from)        switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-FROM", info->from);
		if (info->useragent)   switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-USER-AGENT", info->useragent);
		if (info->referer)     switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-REFERER", info->referer);
		if (info->requestline) switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-REQUESTLINE", info->requestline);
		if (info->user)        switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-USER", info->user);
		if (info->port)        switch_event_add_header(evnt, SWITCH_STACK_BOTTOM, "HTTP-PORT", "%u", info->port);

		{
			char *q, *qd;
			char *next;
			char *query = (char *) info->query;
			char *name, *val;
			char qbuf[8192] = "";

			/* first finish reading from the socket if post method was used*/
			if (info->method == m_post && content_length) {
				int len = atoi(content_length);
				int qlen = 0;

				if (len > 0) {
					int succeeded = TRUE;
					char *qp = qbuf;
					char *readError;

					do {
						int blen = r->connP->buffersize - r->connP->bufferpos;

						if ((qlen + blen) > len) {
							blen = len - qlen;
						}

						qlen += blen;

						if (qlen > sizeof(qbuf)) {
							break;
						}

						memcpy(qp, r->connP->buffer.b + r->connP->bufferpos, blen);
						qp += blen;

						if (qlen >= len) {
							break;
						}

						ConnRead(r->connP, 2000, NULL, NULL, &readError);
		                if (readError) {
							succeeded = FALSE;
							free(readError);
						}

					} while (succeeded);

					query = qbuf;
				}
			}

			/* parse query and add kv-pairs as event headers  */
			/* a kv pair starts with '&', '+' or \0 mark the end */
			if (query) {
				switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-QUERY", query);
				qd = strdup(query);
			} else {
				qd = strdup(uri);
			}

			switch_assert(qd != NULL);

			q = qd;
			next = q;

			do {
				char *p;

				if (next = strchr(next, '&')) {
					if (!query) {
						/* pass kv pairs from uri to query       */
			            /* "?" is absent in url so parse uri     */
						*((char *)uri + (next - q - 1)) = '\0';
						query = next;
						switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-QUERY", next);
						/* and strip uri                                     */
						/* the start of first kv pair marks the end of uri   */
						/* to prevent kv-pairs confusing fs api commands     */
						/* that have arguments separated by space            */
					}
					*next++ = '\0';
				}

				for (p = q; p && *p; p++) {
					if (*p == '+') {
						*p = ' ';
					}
				}
				/* hmmm, get method requests are already decoded ... */
				switch_url_decode(q);

				name = q;
				if ((val = strchr(name, '='))) {
					*val++ = '\0';
					switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, name, val);
				}
				q = next;
			} while (q != NULL);

			free(qd);
		}
	}

	switch_event_add_header_string(evnt, SWITCH_STACK_BOTTOM, "HTTP-URI", uri);

	/* We made it this far, always OK */
	if (!HTTPWrite(r, "HTTP/1.1 200 OK\r\n", (uint32_t) strlen("HTTP/1.1 200 OK\r\n"))) {
		return TRUE;
	}

	ResponseAddField(r, "Connection", "close");

	/* generation of the date field */
	if (evnt)
	{
		ResponseAddField(r, "Date", switch_event_get_header(evnt, "Event-Date-GMT"));
	}
	else {
		const char *dateValue;

		DateToString(r->date, &dateValue);
		if (dateValue) {
			ResponseAddField(r, "Date", dateValue);
			free((void *)dateValue);
		}
	}

	/* Generation of the server field */
	ResponseAddField(r, "Server", "FreeSWITCH-" SWITCH_VERSION_FULL "-mod_xml_rpc");

	if (html) {
		ResponseAddField(r, "Content-Type", "text/html");
	} else if (text) {
		ResponseAddField(r, "Content-Type", "text/plain");
	} else if (xml) {
		ResponseAddField(r, "Content-Type", "text/xml");
	}

	for (i = 0; i < r->responseHeaderFields.size; i++) {
		TTableItem *ti = &r->responseHeaderFields.item[i];
		char *header = switch_mprintf("%s: %s\r\n", ti->name, ti->value);
		if (!ConnWrite(r->connP, header, (uint32_t) strlen(header))) {
			switch_safe_free(header);
			return TRUE;
		}
		switch_safe_free(header);
	}

	/* send end http header */
	if (html||text||xml) {
		if (!ConnWrite(r->connP, CRLF, 2)) {
			return TRUE;
		}
	}
	else {
		/* content-type and end of http header will be streamed by fs api or http_stream_write */
	}

	if (switch_stristr("unload", command) && switch_stristr("mod_xml_rpc", info->query)) {
		command = "bgapi";
		api_str = "unload mod_xml_rpc";
	} else if (switch_stristr("reload", command) && switch_stristr("mod_xml_rpc", info->query)) {
		command = "bgapi";
		api_str = "reload mod_xml_rpc";
	} else {
		api_str = info->query;
	}

	/* TODO (maybe): take "refresh=xxx" out of query as to not confuse fs api commands         */

	/* execute actual fs api command                                                            */
	/* fs api command will write to stream,  calling http_stream_write / http_stream_raw_write	*/
	/* switch_api_execute will stream INVALID COMMAND before it fails					        */
	switch_api_execute(command, api_str, NULL, &stream);

	r->responseStarted = TRUE;
	ResponseStatus(r, 200);     /* we don't want an assertion failure */
	r->requestInfo.keepalive = 0;

  end:

	return ret;
}
Exemplo n.º 5
0
abyss_bool handler_hook(TSession * r)
{
	//char *mime = "text/html";
	char buf[80] = "HTTP/1.1 200 OK\n";
	switch_stream_handle_t stream = { 0 };
	char *command;
	int i;
	TTableItem *ti;
	char *fs_user = NULL, *fs_domain = NULL;
	char *path_info = NULL;
	abyss_bool ret = TRUE;
	int html = 0, text = 0, xml = 0;
	const char *api_str;

	stream.data = r;
	stream.write_function = http_stream_write;
	stream.raw_write_function = http_stream_raw_write;

	if (!r || !r->requestInfo.uri) {
		return FALSE;
	}
	
	if ((command = strstr(r->requestInfo.uri, "/api/"))) {
		command += 5;
	} else if ((command = strstr(r->requestInfo.uri, "/webapi/"))) {
		command += 8;
		html++;
	} else if ((command = strstr(r->requestInfo.uri, "/txtapi/"))) {
		command += 8;
		text++;
	} else if ((command = strstr(r->requestInfo.uri, "/xmlapi/"))) {
		command += 8;
		xml++;
	} else {
		return FALSE;
	}

	if ((path_info = strchr(command, '/'))) {
		*path_info++ = '\0';
	}

	for (i = 0; i < r->response_headers.size; i++) {
		ti = &r->response_headers.item[i];
		if (!strcasecmp(ti->name, "freeswitch-user")) {
			fs_user = ti->value;
		} else if (!strcasecmp(ti->name, "freeswitch-domain")) {
			fs_domain = ti->value;
		}
	}

	if (is_authorized(r, command)) {
		goto auth;
	}

	ret = TRUE;
	goto end;

  auth:

	if (switch_event_create(&stream.param_event, SWITCH_EVENT_API) == SWITCH_STATUS_SUCCESS) {
		const char *const content_length = RequestHeaderValue(r, "content-length");

		if (html)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "Content-type", "text/html");
		else if (text)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "Content-type", "text/plain");
		else if (xml)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "Content-type", "text/xml");
		if (fs_user)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "FreeSWITCH-User", fs_user);
		if (fs_domain)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "FreeSWITCH-Domain", fs_domain);
		if (path_info)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-Path-Info", path_info);
		switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-URI", r->requestInfo.uri);
		if (r->requestInfo.query)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-QUERY", r->requestInfo.query);
		if (r->requestInfo.host)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-HOST", r->requestInfo.host);
		if (r->requestInfo.from)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-FROM", r->requestInfo.from);
		if (r->requestInfo.useragent)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-USER-AGENT", r->requestInfo.useragent);
		if (r->requestInfo.referer)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-REFERER", r->requestInfo.referer);
		if (r->requestInfo.requestline)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-REQUESTLINE", r->requestInfo.requestline);
		if (r->requestInfo.user)
			switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-USER", r->requestInfo.user);
		if (r->requestInfo.port)
			switch_event_add_header(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-PORT", "%u", r->requestInfo.port);
		if (r->requestInfo.query || content_length) {
			char *q, *qd;
			char *next;
			char *query = (char *) r->requestInfo.query;
			char *name, *val;
			char qbuf[8192] = "";

			if (r->requestInfo.method == m_post && content_length) {
				int len = atoi(content_length);
				int qlen = 0;

				if (len > 0) {
					int succeeded;
					char *qp = qbuf;
					do {
						int blen = r->conn->buffersize - r->conn->bufferpos;

						if ((qlen + blen) > len) {
							blen = len - qlen;
						}

						qlen += blen;

						if (qlen > sizeof(qbuf)) {
							break;
						}

						memcpy(qp, r->conn->buffer + r->conn->bufferpos, blen);
						qp += blen;

						if (qlen >= len) {
							break;
						}
					} while ((succeeded = ConnRead(r->conn, 2000)));

					query = qbuf;
				}
			}
			if (query) {
				switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "HTTP-QUERY", query);

				qd = strdup(query);
				switch_assert(qd != NULL);

				q = qd;
				next = q;

				do {
					char *p;

					if ((next = strchr(next, '&'))) {
						*next++ = '\0';
					}

					for (p = q; p && *p; p++) {
						if (*p == '+') {
							*p = ' ';
						}
					}

					switch_url_decode(q);

					name = q;
					if ((val = strchr(name, '='))) {
						*val++ = '\0';
						switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, name, val);
					}
					q = next;
				} while (q != NULL);

				free(qd);
			}
		}
	}
	//ResponseChunked(r);

	//ResponseContentType(r, mime);
	//ResponseWrite(r);

	HTTPWrite(r, buf, (uint32_t) strlen(buf));

	//HTTPWrite(r, "<pre>\n\n", 7);

	/* generation of the date field */
	{
		const char *dateValue;

		DateToString(r->date, &dateValue);

		if (dateValue) {
			ResponseAddField(r, "Date", dateValue);
		}
	}


	/* Generation of the server field */
	ResponseAddField(r, "Server", "FreeSWITCH-" SWITCH_VERSION_FULL "-mod_xml_rpc");

	if (html) {
		ResponseAddField(r, "Content-Type", "text/html");
	} else if (text) {
		ResponseAddField(r, "Content-Type", "text/plain");
	} else if (xml) {
		ResponseAddField(r, "Content-Type", "text/xml");
	}

	for (i = 0; i < r->response_headers.size; i++) {
		ti = &r->response_headers.item[i];
		ConnWrite(r->conn, ti->name, (uint32_t) strlen(ti->name));
		ConnWrite(r->conn, ": ", 2);
		ConnWrite(r->conn, ti->value, (uint32_t) strlen(ti->value));
		ConnWrite(r->conn, CRLF, 2);
	}

	switch_snprintf(buf, sizeof(buf), "Connection: close\r\n");
	ConnWrite(r->conn, buf, (uint32_t) strlen(buf));

	if (html || text || xml) {
		ConnWrite(r->conn, "\r\n", 2);
	}

	if (switch_stristr("unload", command) && switch_stristr("mod_xml_rpc", r->requestInfo.query)) {
		command = "bgapi";
		api_str = "unload mod_xml_rpc";
	} else if (switch_stristr("reload", command) && switch_stristr("mod_xml_rpc", r->requestInfo.query)) {
		command = "bgapi";
		api_str = "reload mod_xml_rpc";
	} else {
		api_str = r->requestInfo.query;
	}

	if (switch_api_execute(command, api_str, NULL, &stream) == SWITCH_STATUS_SUCCESS) {
		ResponseStatus(r, 200);
		r->responseStarted = TRUE;
		//r->done = TRUE;
	} else {
		ResponseStatus(r, 404);
		ResponseError(r);
	}

	//SocketClose(&(r->conn->socket));

	HTTPWriteEnd(r);
	//if (r->conn->channelP)
	//ConnKill(r->conn);
	//ChannelInterrupt(r->conn->channelP);
	//ConnClose(r->conn);
	//ChannelDestroy(r->conn->channelP);
	r->requestInfo.keepalive = 0;

  end:

	return ret;
}