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Diffstat (limited to 'examples/amqps_listenq.c')
| -rw-r--r-- | examples/amqps_listenq.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/examples/amqps_listenq.c b/examples/amqps_listenq.c new file mode 100644 index 0000000..90b608a --- /dev/null +++ b/examples/amqps_listenq.c @@ -0,0 +1,158 @@ +/* + * ***** BEGIN LICENSE BLOCK ***** + * Version: MIT + * + * Portions created by VMware are Copyright (c) 2007-2012 VMware, Inc. + * All Rights Reserved. + * + * Portions created by Tony Garnock-Jones are Copyright (c) 2009-2010 + * VMware, Inc. and Tony Garnock-Jones. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * ***** END LICENSE BLOCK ***** + */ + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include <stdint.h> +#include <amqp-ssl.h> +#include <amqp_framing.h> + +#include <assert.h> + +#include "utils.h" + +int main(int argc, char const * const *argv) { + char const *hostname; + int port; + char const *queuename; + + int sockfd; + amqp_connection_state_t conn; + + if (argc < 4) { + fprintf(stderr, "Usage: amqps_listenq host port queuename " + "[cacert.pem [key.pem cert.pem]]\n"); + return 1; + } + + hostname = argv[1]; + port = atoi(argv[2]); + queuename = argv[3]; + + conn = amqp_new_connection(); + + die_on_error(sockfd = amqp_open_ssl_socket(conn, hostname, port, + argc > 4 ? argv[4] : NULL, + argc > 6 ? argv[5] : NULL, + argc > 6 ? argv[6] : NULL), + "Opening socket"); + die_on_amqp_error(amqp_login(conn, "/", 0, 131072, 0, AMQP_SASL_METHOD_PLAIN, "guest", "guest"), + "Logging in"); + amqp_channel_open(conn, 1); + die_on_amqp_error(amqp_get_rpc_reply(conn), "Opening channel"); + + amqp_basic_consume(conn, 1, amqp_cstring_bytes(queuename), amqp_empty_bytes, 0, 0, 0, amqp_empty_table); + die_on_amqp_error(amqp_get_rpc_reply(conn), "Consuming"); + + { + amqp_frame_t frame; + int result; + + amqp_basic_deliver_t *d; + amqp_basic_properties_t *p; + size_t body_target; + size_t body_received; + + while (1) { + amqp_maybe_release_buffers(conn); + result = amqp_simple_wait_frame(conn, &frame); + printf("Result %d\n", result); + if (result < 0) + break; + + printf("Frame type %d, channel %d\n", frame.frame_type, frame.channel); + if (frame.frame_type != AMQP_FRAME_METHOD) + continue; + + printf("Method %s\n", amqp_method_name(frame.payload.method.id)); + if (frame.payload.method.id != AMQP_BASIC_DELIVER_METHOD) + continue; + + d = (amqp_basic_deliver_t *) frame.payload.method.decoded; + printf("Delivery %u, exchange %.*s routingkey %.*s\n", + (unsigned) d->delivery_tag, + (int) d->exchange.len, (char *) d->exchange.bytes, + (int) d->routing_key.len, (char *) d->routing_key.bytes); + + result = amqp_simple_wait_frame(conn, &frame); + if (result < 0) + break; + + if (frame.frame_type != AMQP_FRAME_HEADER) { + fprintf(stderr, "Expected header!"); + abort(); + } + p = (amqp_basic_properties_t *) frame.payload.properties.decoded; + if (p->_flags & AMQP_BASIC_CONTENT_TYPE_FLAG) { + printf("Content-type: %.*s\n", + (int) p->content_type.len, (char *) p->content_type.bytes); + } + printf("----\n"); + + body_target = frame.payload.properties.body_size; + body_received = 0; + + while (body_received < body_target) { + result = amqp_simple_wait_frame(conn, &frame); + if (result < 0) + break; + + if (frame.frame_type != AMQP_FRAME_BODY) { + fprintf(stderr, "Expected body!"); + abort(); + } + + body_received += frame.payload.body_fragment.len; + assert(body_received <= body_target); + + amqp_dump(frame.payload.body_fragment.bytes, + frame.payload.body_fragment.len); + } + + if (body_received != body_target) { + /* Can only happen when amqp_simple_wait_frame returns <= 0 */ + /* We break here to close the connection */ + break; + } + + amqp_basic_ack(conn, 1, d->delivery_tag, 0); + } + } + + die_on_amqp_error(amqp_channel_close(conn, 1, AMQP_REPLY_SUCCESS), "Closing channel"); + die_on_amqp_error(amqp_connection_close(conn, AMQP_REPLY_SUCCESS), "Closing connection"); + die_on_error(amqp_destroy_connection(conn), "Ending connection"); + + return 0; +} |