/usr/lib64/erlang/lib/runtime_tools-1.18/examples/ Current File: //usr/lib64/erlang/lib/runtime_tools-1.18/examples/port1.systemtap
/*
 * %CopyrightBegin%
 *
 * Copyright Scott Lystig Fritchie and Andreas Schultz, 2011-2021. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * %CopyrightEnd%
 */
/*
 * Note: This file assumes that you're using the SMP-enabled Erlang
 *       virtual machine, "beam.smp".
 *       Note that other variations of the virtual machine also have
 *       different names, e.g. the debug build of the SMP-enabled VM
 *       is "beam.debug.smp".
 *
 *       To use a different virtual machine, replace each instance of
 *       "beam.smp" with "beam.debug.smp" or the VM name appropriate
 *       to your environment.
 */

probe begin
{
        driver_map["tcp_inet", 1] = "OPEN";
        driver_map["tcp_inet", 2] = "CLOSE";
        driver_map["tcp_inet", 3] = "CONNECT";
        driver_map["tcp_inet", 4] = "PEER";
        driver_map["tcp_inet", 5] = "NAME";
        driver_map["tcp_inet", 6] = "BIND";
        driver_map["tcp_inet", 7] = "SETOPTS";
        driver_map["tcp_inet", 8] = "GETOPTS";
        driver_map["tcp_inet", 11] = "GETSTAT";
        driver_map["tcp_inet", 12] = "GETHOSTNAME";
        driver_map["tcp_inet", 13] = "FDOPEN";
        driver_map["tcp_inet", 14] = "GETFD";
        driver_map["tcp_inet", 15] = "GETTYPE";
        driver_map["tcp_inet", 16] = "GETSTATUS";
        driver_map["tcp_inet", 17] = "GETSERVBYNAME";
        driver_map["tcp_inet", 18] = "GETSERVBYPORT";
        driver_map["tcp_inet", 19] = "SETNAME";
        driver_map["tcp_inet", 20] = "SETPEER";
        driver_map["tcp_inet", 21] = "GETIFLIST";
        driver_map["tcp_inet", 22] = "IFGET";
        driver_map["tcp_inet", 23] = "IFSET";
        driver_map["tcp_inet", 24] = "SUBSCRIBE";
        driver_map["tcp_inet", 25] = "GETIFADDRS";
        driver_map["tcp_inet", 40] = "ACCEPT";
        driver_map["tcp_inet", 41] = "LISTEN";
        driver_map["tcp_inet", 42] = "RECV";
        driver_map["tcp_inet", 43] = "UNRECV";
        driver_map["tcp_inet", 44] = "SHUTDOWN";
        driver_map["tcp_inet", 60] = "RECV";
        driver_map["tcp_inet", 61] = "LISTEN";
        driver_map["tcp_inet", 62] = "BINDX";
        /* No looping constructs, so repeat for udp_inet */
        driver_map["udp_inet", 1] = "OPEN";
        driver_map["udp_inet", 2] = "CLOSE";
        driver_map["udp_inet", 3] = "CONNECT";
        driver_map["udp_inet", 4] = "PEER";
        driver_map["udp_inet", 5] = "NAME";
        driver_map["udp_inet", 6] = "BIND";
        driver_map["udp_inet", 7] = "SETOPTS";
        driver_map["udp_inet", 8] = "GETOPTS";
        driver_map["udp_inet", 11] = "GETSTAT";
        driver_map["udp_inet", 12] = "GETHOSTNAME";
        driver_map["udp_inet", 13] = "FDOPEN";
        driver_map["udp_inet", 14] = "GETFD";
        driver_map["udp_inet", 15] = "GETTYPE";
        driver_map["udp_inet", 16] = "GETSTATUS";
        driver_map["udp_inet", 17] = "GETSERVBYNAME";
        driver_map["udp_inet", 18] = "GETSERVBYPORT";
        driver_map["udp_inet", 19] = "SETNAME";
        driver_map["udp_inet", 20] = "SETPEER";
        driver_map["udp_inet", 21] = "GETIFLIST";
        driver_map["udp_inet", 22] = "IFGET";
        driver_map["udp_inet", 23] = "IFSET";
        driver_map["udp_inet", 24] = "SUBSCRIBE";
        driver_map["udp_inet", 25] = "GETIFADDRS";
        driver_map["udp_inet", 40] = "ACCEPT";
        driver_map["udp_inet", 41] = "LISTEN";
        driver_map["udp_inet", 42] = "RECV";
        driver_map["udp_inet", 43] = "UNRECV";
        driver_map["udp_inet", 44] = "SHUTDOWN";
        driver_map["udp_inet", 60] = "RECV";
        driver_map["udp_inet", 61] = "LISTEN";
        driver_map["udp_inet", 62] = "BINDX";
}

probe process("beam.smp").mark("port-open")
{
    printf("port open pid %s port name %s port %s\n",
           user_string($arg1), user_string($arg2), user_string($arg3));
}

probe process("beam.smp").mark("port-command")
{
    printf("port command pid %s port %s port name %s command type %s\n",
	   user_string($arg1), user_string($arg2), user_string($arg3), user_string($arg4));
}

probe process("beam.smp").mark("port-control")
{
    cmd = driver_map[user_string($arg3), $arg4];
    cmd_str = (cmd == "") ? "unknown" : cmd;
    printf("port control pid %s port %s port name %s command %d %s\n",
	   user_string($arg1), user_string($arg2), user_string($arg3), $arg4, cmd_str);
}

/* port-exit is fired as a result of port_close() or exit signal */

probe process("beam.smp").mark("port-exit")
{
    printf("port exit pid %s port %s port name %s reason %s\n",
	   user_string($arg1), user_string($arg2), user_string($arg3), user_string($arg4));
}

probe process("beam.smp").mark("port-connect")
{
    printf("port connect pid %s port %s port name %s new pid %s\n",
	   user_string($arg1), user_string($arg2), user_string($arg3), user_string($arg4));
}

probe process("beam.smp").mark("port-busy")
{
    printf("port busy %s\n", user_string($arg1));
}

probe process("beam.smp").mark("port-not_busy")
{
    printf("port not busy %s\n", user_string($arg1));
}

probe process("beam.smp").mark("aio_pool-add")
{
    printf("async I/O pool add thread %d queue len %d\n", $arg1, $arg2);
}

probe process("beam.smp").mark("aio_pool-get")
{
    printf("async I/O pool get thread %d queue len %d\n", $arg1, $arg2);
}

global driver_map;