nghttp2/src/shrpx_accesslog.cc

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/*
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* nghttp2 - HTTP/2.0 C Library
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*
* Copyright (c) 2012 Tatsuhiro Tsujikawa
*
* 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.
*/
#include "shrpx_accesslog.h"
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#include <syslog.h>
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#include <ctime>
#include <cstdio>
#include <cstring>
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#include "shrpx_config.h"
#include "shrpx_downstream.h"
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namespace shrpx {
namespace {
void get_datestr(char *buf)
{
time_t now = time(0);
if(ctime_r(&now, buf) == 0) {
buf[0] = '\0';
} else {
size_t len = strlen(buf);
if(len == 0) {
buf[0] = '\0';
} else {
buf[strlen(buf)-1] = '\0';
}
}
}
} // namespace
void upstream_connect(const std::string& client_ip)
{
char datestr[64];
get_datestr(datestr);
fprintf(stderr, "%s [%s] ACCEPT\n", client_ip.c_str(), datestr);
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fflush(stderr);
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if(get_config()->use_syslog) {
syslog(LOG_INFO, "%s ACCEPT\n", client_ip.c_str());
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}
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}
namespace {
const char* status_code_color(int status_code)
{
if(status_code <= 199) {
return "\033[1;36m";
} else if(status_code <= 299) {
return "\033[1;32m";
} else if(status_code <= 399) {
return "\033[1;34m";
} else if(status_code <= 499) {
return "\033[1;31m";
} else if(status_code <= 599) {
return "\033[1;35m";
} else {
return "";
}
}
} // namespace
void upstream_response(const std::string& client_ip, int status_code,
Downstream *downstream)
{
char datestr[64];
get_datestr(datestr);
if(downstream) {
fprintf(stderr, "%s%s [%s] %d%s %d \"%s %s HTTP/%u.%u\"\n",
get_config()->tty ? status_code_color(status_code) : "",
client_ip.c_str(), datestr,
status_code,
get_config()->tty ? "\033[0m" : "",
downstream->get_stream_id(),
downstream->get_request_method().c_str(),
downstream->get_request_path().c_str(),
downstream->get_request_major(),
downstream->get_request_minor());
fflush(stderr);
if(get_config()->use_syslog) {
syslog(LOG_INFO, "%s %d %d \"%s %s HTTP/%u.%u\"\n",
client_ip.c_str(),
status_code,
downstream->get_stream_id(),
downstream->get_request_method().c_str(),
downstream->get_request_path().c_str(),
downstream->get_request_major(),
downstream->get_request_minor());
}
} else {
fprintf(stderr, "%s%s [%s] %d%s 0 \"-\"\n",
get_config()->tty ? status_code_color(status_code) : "",
client_ip.c_str(), datestr,
status_code,
get_config()->tty ? "\033[0m" : "");
if(get_config()->use_syslog) {
syslog(LOG_INFO, "%s %d 0 \"-\"\n", client_ip.c_str(), status_code);
}
fflush(stderr);
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}
}
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} // namespace shrpx