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/*
* Copyright (C) 2014 Martin Willi
* Copyright (C) 2014 revosec AG
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "command.h"
#include <errno.h>
#include <unistd.h>
CALLBACK(log_cb, void,
command_format_options_t *format, char *name, vici_res_t *msg)
{
if (*format & COMMAND_FORMAT_RAW)
{
vici_dump(msg, "log", *format & COMMAND_FORMAT_PRETTY, stdout);
}
else
{
char *current, *next;
current = vici_find_str(msg, NULL, "msg");
while (current)
{
next = strchr(current, '\n');
printf("%.2d[%s] ", vici_find_int(msg, 0, "thread"),
vici_find_str(msg, " ", "group"));
if (next == NULL)
{
printf("%s\n", current);
break;
}
printf("%.*s\n", (int)(next - current), current);
current = next + 1;
}
}
}
static int logcmd(vici_conn_t *conn)
{
command_format_options_t format = COMMAND_FORMAT_NONE;
char *arg;
while (TRUE)
{
switch (command_getopt(&arg))
{
case 'h':
return command_usage(NULL);
case 'P':
format |= COMMAND_FORMAT_PRETTY;
/* fall through to raw */
case 'r':
format |= COMMAND_FORMAT_RAW;
continue;
case EOF:
break;
default:
return command_usage("invalid --log option");
}
break;
}
if (vici_register(conn, "log", log_cb, &format) != 0)
{
fprintf(stderr, "registering for log failed: %s\n", strerror(errno));
return errno;
}
wait_sigint();
fprintf(stderr, "disconnecting...\n");
return 0;
}
/**
* Register the command.
*/
static void __attribute__ ((constructor))reg()
{
command_register((command_t) {
logcmd, 'T', "log", "trace logging output",
{"[--raw|--pretty]"},
{
{"help", 'h', 0, "show usage information"},
{"raw", 'r', 0, "dump raw response message"},
{"pretty", 'P', 0, "dump raw response message in pretty print"},
}
});
}
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