[851] | 1 | #include <stdlib.h> |
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| 2 | #include <stdio.h> |
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| 3 | #include <string.h> |
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| 4 | #include <stdint.h> |
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| 5 | #include <sys/time.h> |
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| 6 | #include <unistd.h> |
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| 7 | |
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| 8 | |
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| 9 | #include <ctype.h> |
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| 10 | |
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| 11 | #include <amqp.h> |
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| 12 | #include <amqp_framing.h> |
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| 13 | |
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| 14 | #include "utils.h" |
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| 15 | |
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| 16 | |
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| 17 | #define SUMMARY_EVERY_US 1000000 |
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| 18 | |
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| 19 | |
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| 20 | |
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| 21 | uint64_t now_microseconds(void) |
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| 22 | { |
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| 23 | struct timeval tv; |
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| 24 | gettimeofday(&tv, NULL); |
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| 25 | return (uint64_t) tv.tv_sec * 1000000 + (uint64_t) tv.tv_usec; |
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| 26 | } |
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| 27 | |
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| 28 | void microsleep(int usec) |
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| 29 | { |
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| 30 | usleep(usec); |
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| 31 | } |
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| 32 | |
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| 33 | void die_on_error(int x, char const *context) { |
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| 34 | if (x < 0) { |
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| 35 | char *errstr = amqp_error_string(-x); |
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| 36 | fprintf(stderr, "%s: %s\n", context, errstr); |
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| 37 | free(errstr); |
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| 38 | exit(1); |
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| 39 | } |
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| 40 | } |
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| 41 | |
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| 42 | void die_on_amqp_error(amqp_rpc_reply_t x, char const *context) { |
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| 43 | switch (x.reply_type) { |
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| 44 | case AMQP_RESPONSE_NORMAL: |
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| 45 | return; |
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| 46 | |
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| 47 | case AMQP_RESPONSE_NONE: |
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| 48 | fprintf(stderr, "%s: missing RPC reply type!\n", context); |
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| 49 | break; |
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| 50 | |
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| 51 | case AMQP_RESPONSE_LIBRARY_EXCEPTION: |
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| 52 | fprintf(stderr, "%s: %s\n", context, amqp_error_string(x.library_error)); |
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| 53 | break; |
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| 54 | |
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| 55 | case AMQP_RESPONSE_SERVER_EXCEPTION: |
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| 56 | switch (x.reply.id) { |
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| 57 | case AMQP_CONNECTION_CLOSE_METHOD: { |
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| 58 | amqp_connection_close_t *m = (amqp_connection_close_t *) x.reply.decoded; |
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| 59 | fprintf(stderr, "%s: server connection error %d, message: %.*s\n", |
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| 60 | context, |
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| 61 | m->reply_code, |
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| 62 | (int) m->reply_text.len, (char *) m->reply_text.bytes); |
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| 63 | break; |
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| 64 | } |
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| 65 | case AMQP_CHANNEL_CLOSE_METHOD: { |
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| 66 | amqp_channel_close_t *m = (amqp_channel_close_t *) x.reply.decoded; |
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| 67 | fprintf(stderr, "%s: server channel error %d, message: %.*s\n", |
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| 68 | context, |
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| 69 | m->reply_code, |
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| 70 | (int) m->reply_text.len, (char *) m->reply_text.bytes); |
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| 71 | break; |
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| 72 | } |
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| 73 | default: |
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| 74 | fprintf(stderr, "%s: unknown server error, method id 0x%08X\n", context, x.reply.id); |
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| 75 | break; |
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| 76 | } |
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| 77 | break; |
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| 78 | } |
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| 79 | |
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| 80 | exit(1); |
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| 81 | } |
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| 82 | |
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| 83 | static void send_batch(amqp_connection_state_t conn, char const *queue_name, int rate_limit, int message_count) |
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| 84 | { |
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| 85 | uint64_t start_time = now_microseconds(); |
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| 86 | int i; |
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| 87 | int sent = 0; |
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| 88 | int previous_sent = 0; |
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| 89 | uint64_t previous_report_time = start_time; |
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| 90 | uint64_t next_summary_time = start_time + SUMMARY_EVERY_US; |
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| 91 | |
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| 92 | char message[256]; |
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| 93 | amqp_bytes_t message_bytes; |
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| 94 | |
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| 95 | for (i = 0; i < (int)sizeof(message); i++) { |
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| 96 | message[i] = i & 0xff; |
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| 97 | } |
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| 98 | |
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| 99 | message_bytes.len = sizeof(message); |
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| 100 | message_bytes.bytes = message; |
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| 101 | |
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| 102 | for (i = 0; i < message_count; i++) { |
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| 103 | uint64_t now = now_microseconds(); |
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| 104 | |
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[852] | 105 | { |
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| 106 | amqp_basic_properties_t props; |
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| 107 | props._flags = AMQP_BASIC_CONTENT_TYPE_FLAG | AMQP_BASIC_DELIVERY_MODE_FLAG; |
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| 108 | props.content_type = amqp_cstring_bytes("text/plain"); |
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| 109 | props.delivery_mode = 2; /* persistent delivery mode */ |
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| 110 | |
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| 111 | // works ! (queue get populated even if no consumer) |
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| 112 | die_on_error(amqp_basic_publish(conn, 1, amqp_cstring_bytes(""), amqp_cstring_bytes(queue_name), 0, 0, &props, message_bytes), "Publishing"); |
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| 113 | |
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| 114 | // don't works ! (queue get populated only if consumer up) |
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| 115 | //die_on_error(amqp_basic_publish(conn, 1, amqp_cstring_bytes("amq.direct"), amqp_cstring_bytes(queue_name), 0, 0, &props, message_bytes), "Publishing"); |
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| 116 | } |
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| 117 | |
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[854] | 118 | // note that "amq.direct" is a special exchange |
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| 119 | // (The empty exchange name is an alias for amq.direct) |
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[852] | 120 | //die_on_error(amqp_basic_publish(conn, 1, amqp_cstring_bytes("amq.direct"), amqp_cstring_bytes(queue_name), 0, 0, NULL, message_bytes), "Publishing"); |
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| 121 | |
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| 122 | |
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[851] | 123 | sent++; |
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| 124 | if (now > next_summary_time) { |
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| 125 | int countOverInterval = sent - previous_sent; |
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| 126 | double intervalRate = countOverInterval / ((now - previous_report_time) / 1000000.0); |
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| 127 | printf("%d ms: Sent %d - %d since last report (%d Hz)\n", (int)(now - start_time) / 1000, sent, countOverInterval, (int) intervalRate); |
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| 128 | |
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| 129 | previous_sent = sent; |
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| 130 | previous_report_time = now; |
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| 131 | next_summary_time += SUMMARY_EVERY_US; |
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| 132 | } |
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| 133 | |
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| 134 | while (((i * 1000000.0) / (now - start_time)) > rate_limit) { |
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| 135 | microsleep(2000); |
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| 136 | now = now_microseconds(); |
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| 137 | } |
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| 138 | } |
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| 139 | |
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| 140 | { |
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| 141 | uint64_t stop_time = now_microseconds(); |
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| 142 | int total_delta = stop_time - start_time; |
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| 143 | |
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| 144 | printf("PRODUCER - Message count: %d\n", message_count); |
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| 145 | printf("Total time, milliseconds: %d\n", total_delta / 1000); |
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| 146 | printf("Overall messages-per-second: %g\n", (message_count / (total_delta / 1000000.0))); |
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| 147 | } |
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| 148 | } |
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| 149 | |
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[852] | 150 | //int main(int argc, char const * const *argv) { |
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| 151 | int main_light(int argc, char const * const *argv) { |
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[851] | 152 | char const *hostname; |
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| 153 | int port; |
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| 154 | int rate_limit; |
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| 155 | int message_count; |
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| 156 | int sockfd; |
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| 157 | amqp_connection_state_t conn; |
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| 158 | |
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[854] | 159 | //amqp_bytes_t reply_to_queue; |
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[852] | 160 | |
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[851] | 161 | |
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| 162 | hostname = argv[1]; |
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| 163 | port = atoi(argv[2]); |
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| 164 | rate_limit = atoi(argv[3]); |
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| 165 | message_count = atoi(argv[4]); |
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| 166 | |
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| 167 | conn = amqp_new_connection(); |
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| 168 | |
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| 169 | die_on_error(sockfd = amqp_open_socket(hostname, port), "Opening socket"); |
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| 170 | |
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| 171 | amqp_set_sockfd(conn, sockfd); |
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| 172 | |
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| 173 | die_on_amqp_error(amqp_login(conn, "/", 0, 131072, 0, AMQP_SASL_METHOD_PLAIN, "guest", "guest"), "Logging in"); |
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| 174 | |
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| 175 | amqp_channel_open(conn, 1); |
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| 176 | |
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| 177 | die_on_amqp_error(amqp_get_rpc_reply(conn), "Opening channel"); |
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| 178 | |
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[852] | 179 | //JRA |
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| 180 | /* |
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| 181 | { |
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| 182 | amqp_queue_declare_ok_t *r = amqp_queue_declare(conn, 1, amqp_cstring_bytes("test queue"), 0, 1, 0, 0, amqp_empty_table); // durable && no auto-delete |
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| 183 | die_on_amqp_error(amqp_get_rpc_reply(conn), "Declaring queue"); |
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| 184 | reply_to_queue = amqp_bytes_malloc_dup(r->queue); |
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| 185 | if (reply_to_queue.bytes == NULL) { |
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| 186 | fprintf(stderr, "Out of memory while copying queue name"); |
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| 187 | return 1; |
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| 188 | } |
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| 189 | } |
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| 190 | */ |
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[851] | 191 | |
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[852] | 192 | send_batch(conn, "test queue", rate_limit, message_count); // note that "test queue" here is used as the routing key |
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| 193 | |
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[851] | 194 | die_on_amqp_error(amqp_channel_close(conn, 1, AMQP_REPLY_SUCCESS), "Closing channel"); |
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| 195 | die_on_amqp_error(amqp_connection_close(conn, AMQP_REPLY_SUCCESS), "Closing connection"); |
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| 196 | die_on_error(amqp_destroy_connection(conn), "Ending connection"); |
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| 197 | |
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| 198 | return 0; |
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| 199 | } |
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[852] | 200 | |
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[854] | 201 | int read_file(char *f,char **source) { |
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| 202 | FILE *fp = fopen(f, "r"); |
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| 203 | if (fp != NULL) { |
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| 204 | /* Go to the end of the file. */ |
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| 205 | if (fseek(fp, 0L, SEEK_END) == 0) { |
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| 206 | /* Get the size of the file. */ |
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| 207 | long bufsize = ftell(fp); |
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| 208 | if (bufsize == -1) { /* Error */ } |
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[852] | 209 | |
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[854] | 210 | /* Allocate our buffer to that size. */ |
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| 211 | *source = malloc(sizeof(char) * (bufsize + 1)); |
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| 212 | |
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| 213 | /* Go back to the start of the file. */ |
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| 214 | if (fseek(fp, 0L, SEEK_SET) == 0) { /* Error */ } |
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| 215 | |
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| 216 | /* Read the entire file into memory. */ |
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| 217 | size_t newLen = fread(*source, sizeof(char), bufsize, fp); |
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| 218 | if (newLen == 0) { |
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| 219 | fputs("Error reading file\n", stderr); |
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| 220 | return 1; |
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| 221 | } else { |
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| 222 | //source[++newLen] = '\0'; /* Just to be safe. */ |
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| 223 | } |
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| 224 | } |
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| 225 | fclose(fp); |
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| 226 | } else { |
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| 227 | fputs("File not found\n", stderr); |
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| 228 | return 1; |
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| 229 | } |
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| 230 | |
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| 231 | return 0; |
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| 232 | } |
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| 233 | |
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| 234 | int main(int argc, char * const *argv) { |
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[852] | 235 | char const *hostname; |
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| 236 | int port; |
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[854] | 237 | //char const *exchange; |
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| 238 | //char const *routingkey; |
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| 239 | char *body_tmp; |
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| 240 | char const *body; |
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| 241 | char *body_final = NULL; |
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| 242 | char *buf = NULL; |
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| 243 | int c; |
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| 244 | char *filepath = NULL; |
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| 245 | int file_flag=0; |
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[852] | 246 | |
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| 247 | |
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| 248 | |
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| 249 | int sockfd; |
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| 250 | amqp_connection_state_t conn; |
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| 251 | |
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[854] | 252 | //parsing args |
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| 253 | opterr = 0; |
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| 254 | while ((c = getopt (argc, argv, "b:ef:h:p:")) != -1) |
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| 255 | switch (c) |
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| 256 | { |
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| 257 | case 'b': |
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| 258 | body_tmp = optarg; |
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| 259 | break; |
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| 260 | case 'e': |
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[857] | 261 | |
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[866] | 262 | fprintf(stderr, "Usage: amqp_producer host port\n"); |
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[857] | 263 | |
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| 264 | |
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[866] | 265 | // --- example without config card --- |
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| 266 | |
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| 267 | // eyJqb2JpZCI6InRvdG8iLCJjb2RlIjoiMDAwMCJ9Cg => '{"jobid":"toto","code":"0000"}' |
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| 268 | fprintf(stderr, "./sendAMQPMsg -h localhost -p 5672 -b 'eyJqb2JpZCI6InRvdG8iLCJjb2RlIjoiMDAwMCJ9Cg=='\n"); |
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| 269 | |
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| 270 | |
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| 271 | // --- example with config card --- |
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| 272 | |
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| 273 | // eyJqb2JpZCI6InRvdG8iLCJjb2RlIjoiMDAwMCJ9Cg => '{"jobid":"toto","code":"0000","file":"<base64 encoded file here>"}' |
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| 274 | fprintf(stderr, "./sendAMQPMsg -h localhost -p 5672 -b 'eyJqb2JpZCI6InRvdG8iLCJjb2RlIjoiMDAwMCJ9Cg==' -f /home/jripsl/snapshot/Monitoring/sample/config.card.base64\n"); |
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| 275 | |
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| 276 | // eyJzaW11aWQiOiJmb29iYXIiLCJqb2JpZCI6InRvdG8iLCJjb2RlIjoiMDAwMCJ9Cg== => '{"simuid":"foobar","jobid":"toto","code":"0000","file":"<base64 encoded file here>"}' |
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| 277 | fprintf(stderr, "./sendAMQPMsg -h localhost -p 5672 -b 'eyJzaW11aWQiOiJmb29iYXIiLCJqb2JpZCI6InRvdG8iLCJjb2RlIjoiMDAwMCJ9Cg==' -f /home/jripsl/snapshot/Monitoring/sample/config.card.base64\n"); |
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| 278 | |
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| 279 | |
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[854] | 280 | exit(0); |
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| 281 | case 'f': |
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| 282 | filepath = optarg; |
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| 283 | file_flag = 1; |
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| 284 | break; |
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| 285 | case 'h': |
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| 286 | hostname = optarg; |
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| 287 | break; |
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| 288 | case 'p': |
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| 289 | port = atoi(optarg); |
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| 290 | break; |
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| 291 | case '?': |
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| 292 | fprintf (stderr, "ERR001: incorrect argument '-%c'.\n", optopt); |
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| 293 | exit(EXIT_FAILURE); |
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| 294 | default: |
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| 295 | fprintf (stderr, "ERR002: incorrect argument\n"); |
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| 296 | exit(EXIT_FAILURE); |
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| 297 | } |
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| 298 | |
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| 299 | //retrieve non-option argument |
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| 300 | /* |
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| 301 | int index; |
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| 302 | for (index = optind; index < argc; index++) |
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| 303 | printf ("Non-option argument %s\n", argv[index]); |
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| 304 | */ |
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| 305 | |
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| 306 | // add checks here |
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| 307 | // (for example, body_tmp is mandatory) |
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| 308 | |
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| 309 | if(file_flag==1) { |
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| 310 | // retrieve file contents |
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| 311 | |
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| 312 | if( access( filepath, F_OK ) != -1 ) { |
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| 313 | // file exists |
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| 314 | |
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| 315 | ; |
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| 316 | } else { |
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| 317 | // file doesn't exist |
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| 318 | |
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| 319 | fprintf(stderr, "File not found (%s)\n",filepath); |
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| 320 | |
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| 321 | exit(EXIT_FAILURE); |
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| 322 | } |
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| 323 | |
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| 324 | int res = read_file(filepath,&buf); |
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| 325 | if (res != 0) { |
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| 326 | exit(EXIT_FAILURE); |
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| 327 | } |
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| 328 | |
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[866] | 329 | body_final=malloc(5 + strlen(body_tmp) + 6 + strlen(buf) + 1); |
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[854] | 330 | //strcpy(body_final,"\0"); |
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[866] | 331 | strcat(body_final,"body:"); |
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[854] | 332 | strcat(body_final,body_tmp); |
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[866] | 333 | strcat(body_final,",file:"); |
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[854] | 334 | strcat(body_final,buf); |
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| 335 | |
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| 336 | body=body_final; |
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| 337 | |
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| 338 | //debug |
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| 339 | //fprintf(stderr, "hostname=%s, port=%d, body=%s, filepath=%s\n", hostname, port, body, filepath); |
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| 340 | |
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| 341 | } else { |
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| 342 | // retrieve msg body from argument |
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| 343 | |
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[866] | 344 | body_final=malloc(5 + strlen(body_tmp) + 1); |
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[854] | 345 | |
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[866] | 346 | strcat(body_final,"body:"); |
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| 347 | strcat(body_final,body_tmp); |
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| 348 | |
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| 349 | body=body_final; |
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[852] | 350 | } |
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| 351 | |
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[854] | 352 | //exit(0); |
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[852] | 353 | |
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| 354 | conn = amqp_new_connection(); |
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| 355 | |
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| 356 | die_on_error(sockfd = amqp_open_socket(hostname, port), "Opening socket"); |
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| 357 | amqp_set_sockfd(conn, sockfd); |
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| 358 | die_on_amqp_error(amqp_login(conn, "/", 0, 131072, 0, AMQP_SASL_METHOD_PLAIN, "guest", "guest"), "Logging in"); |
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| 359 | amqp_channel_open(conn, 1); |
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| 360 | die_on_amqp_error(amqp_get_rpc_reply(conn), "Opening channel"); |
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| 361 | |
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| 362 | amqp_exchange_declare(conn, 1, amqp_cstring_bytes("myexchange"), amqp_cstring_bytes("fanout"), 0, 0, amqp_empty_table); |
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| 363 | die_on_amqp_error(amqp_get_rpc_reply(conn), "Declaring exchange"); |
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| 364 | |
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[854] | 365 | amqp_queue_declare(conn, 1, amqp_cstring_bytes("myqueue"), 0, 1, 0, 0, amqp_empty_table); // durable && no auto-delete |
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[852] | 366 | die_on_amqp_error(amqp_get_rpc_reply(conn), "Declaring queue"); |
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| 367 | |
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| 368 | amqp_queue_bind(conn, 1, amqp_cstring_bytes("myqueue"), amqp_cstring_bytes("myexchange"), amqp_cstring_bytes(""), amqp_empty_table); //no need for binding key as we use the fanout exchange type |
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| 369 | die_on_amqp_error(amqp_get_rpc_reply(conn), "Binding"); |
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| 370 | |
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| 371 | { |
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| 372 | amqp_basic_properties_t props; |
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| 373 | props._flags = AMQP_BASIC_CONTENT_TYPE_FLAG | AMQP_BASIC_DELIVERY_MODE_FLAG; |
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| 374 | props.content_type = amqp_cstring_bytes("text/plain"); |
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| 375 | props.delivery_mode = 2; /* persistent delivery mode */ |
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[854] | 376 | die_on_error(amqp_basic_publish(conn, 1, amqp_cstring_bytes("myexchange"), amqp_cstring_bytes(""), 0, 0, &props, amqp_cstring_bytes(body)), "Publishing"); |
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[852] | 377 | } |
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| 378 | |
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| 379 | die_on_amqp_error(amqp_channel_close(conn, 1, AMQP_REPLY_SUCCESS), "Closing channel"); |
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| 380 | die_on_amqp_error(amqp_connection_close(conn, AMQP_REPLY_SUCCESS), "Closing connection"); |
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| 381 | die_on_error(amqp_destroy_connection(conn), "Ending connection"); |
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[854] | 382 | |
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| 383 | if(file_flag==1) |
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| 384 | free(buf); |
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| 385 | |
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[866] | 386 | free(body_final); |
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[857] | 387 | |
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| 388 | //this is to prevent overwhelming rabbitMQ server (and to prevent triggering rabbitMQ defensive behaviours (e.g. connection blocking)) |
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[866] | 389 | //usleep( 200000 ); // O.2 second |
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[857] | 390 | |
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| 391 | |
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[852] | 392 | return 0; |
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| 393 | } |
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| 394 | |
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| 395 | // -- not used -- // |
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| 396 | |
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| 397 | static void dump_row(long count, int numinrow, int *chs) { |
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| 398 | int i; |
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| 399 | |
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| 400 | printf("%08lX:", count - numinrow); |
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| 401 | |
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| 402 | if (numinrow > 0) { |
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| 403 | for (i = 0; i < numinrow; i++) { |
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| 404 | if (i == 8) |
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| 405 | printf(" :"); |
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| 406 | printf(" %02X", chs[i]); |
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| 407 | } |
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| 408 | for (i = numinrow; i < 16; i++) { |
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| 409 | if (i == 8) |
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| 410 | printf(" :"); |
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| 411 | printf(" "); |
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| 412 | } |
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| 413 | printf(" "); |
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| 414 | for (i = 0; i < numinrow; i++) { |
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| 415 | if (isprint(chs[i])) |
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| 416 | printf("%c", chs[i]); |
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| 417 | else |
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| 418 | printf("."); |
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| 419 | } |
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| 420 | } |
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| 421 | printf("\n"); |
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| 422 | } |
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| 423 | |
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| 424 | static int rows_eq(int *a, int *b) { |
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| 425 | int i; |
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| 426 | |
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| 427 | for (i=0; i<16; i++) |
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| 428 | if (a[i] != b[i]) |
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| 429 | return 0; |
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| 430 | |
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| 431 | return 1; |
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| 432 | } |
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| 433 | |
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| 434 | void amqp_dump(void const *buffer, size_t len) { |
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| 435 | unsigned char *buf = (unsigned char *) buffer; |
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| 436 | long count = 0; |
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| 437 | int numinrow = 0; |
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| 438 | int chs[16]; |
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| 439 | int oldchs[16] = {0}; |
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| 440 | int showed_dots = 0; |
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| 441 | size_t i; |
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| 442 | |
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| 443 | for (i = 0; i < len; i++) { |
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| 444 | int ch = buf[i]; |
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| 445 | |
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| 446 | if (numinrow == 16) { |
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| 447 | int i; |
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| 448 | |
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| 449 | if (rows_eq(oldchs, chs)) { |
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| 450 | if (!showed_dots) { |
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| 451 | showed_dots = 1; |
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| 452 | printf(" .. .. .. .. .. .. .. .. : .. .. .. .. .. .. .. ..\n"); |
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| 453 | } |
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| 454 | } else { |
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| 455 | showed_dots = 0; |
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| 456 | dump_row(count, numinrow, chs); |
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| 457 | } |
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| 458 | |
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| 459 | for (i=0; i<16; i++) |
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| 460 | oldchs[i] = chs[i]; |
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| 461 | |
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| 462 | numinrow = 0; |
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| 463 | } |
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| 464 | |
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| 465 | count++; |
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| 466 | chs[numinrow++] = ch; |
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| 467 | } |
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| 468 | |
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| 469 | dump_row(count, numinrow, chs); |
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| 470 | |
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| 471 | if (numinrow != 0) |
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| 472 | printf("%08lX:\n", count); |
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| 473 | } |
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| 474 | |
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[854] | 475 | /* vi: set et ts=2 sw=2: */ |
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