2013-06-24 09:36:40 +02:00
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/*
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* Copyright (c) 2013 Joris Vink <joris@coders.se>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/socket.h>
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#include <poll.h>
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#include "kore.h"
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#include "http.h"
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static int accesslog_fd[2];
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struct kore_log_packet {
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u_int8_t method;
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int status;
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u_int16_t time_req;
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u_int16_t worker_id;
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u_int16_t worker_cpu;
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2013-07-27 20:56:15 +02:00
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u_int8_t addrtype;
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u_int8_t addr[sizeof(struct in6_addr)];
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2013-06-24 09:36:40 +02:00
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char host[KORE_DOMAINNAME_LEN];
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char path[HTTP_URI_LEN];
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char agent[HTTP_USERAGENT_LEN];
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};
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void
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kore_accesslog_init(void)
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{
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if (socketpair(AF_UNIX, SOCK_STREAM, 0, accesslog_fd) == -1)
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fatal("kore_accesslog_init(): socketpair() %s", errno_s);
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}
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void
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kore_accesslog_worker_init(void)
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{
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close(accesslog_fd[0]);
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2013-06-24 11:32:45 +02:00
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kore_domain_closelogs();
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2013-06-24 09:36:40 +02:00
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}
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int
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kore_accesslog_wait(void)
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{
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ssize_t len;
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time_t now;
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size_t slen;
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int nfds;
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2013-06-24 11:32:45 +02:00
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struct kore_domain *dom;
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2013-06-24 09:36:40 +02:00
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struct pollfd pfd[1];
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struct kore_log_packet logpacket;
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2013-07-27 20:56:15 +02:00
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char addr[INET6_ADDRSTRLEN];
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2013-06-24 09:36:40 +02:00
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char *method, buf[4096], *tbuf;
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pfd[0].fd = accesslog_fd[0];
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pfd[0].events = POLLIN;
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pfd[0].revents = 0;
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nfds = poll(pfd, 1, 1000);
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if (nfds == -1 || (pfd[0].revents & (POLLERR | POLLHUP | POLLNVAL))) {
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if (nfds == -1 && errno == EINTR)
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return (KORE_RESULT_OK);
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kore_log(LOG_WARNING, "poll(): %s", errno_s);
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return (KORE_RESULT_ERROR);
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}
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if (nfds == 0)
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return (KORE_RESULT_OK);
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len = recv(accesslog_fd[0], &logpacket, sizeof(logpacket), 0);
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if (len == -1) {
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kore_log(LOG_WARNING, "recv(): %s", errno_s);
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return (KORE_RESULT_ERROR);
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}
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if (len != sizeof(logpacket))
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return (KORE_RESULT_ERROR);
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2013-06-24 11:32:45 +02:00
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if ((dom = kore_domain_lookup(logpacket.host)) == NULL) {
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2013-06-24 09:36:40 +02:00
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kore_log(LOG_WARNING,
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"got accesslog packet for unknown domain: %s",
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logpacket.host);
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return (KORE_RESULT_OK);
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}
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if (logpacket.method == HTTP_METHOD_GET)
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method = "GET";
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else
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method = "POST";
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2013-07-27 20:56:15 +02:00
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if (inet_ntop(logpacket.addrtype, &(logpacket.addr),
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addr, sizeof(addr)) == NULL)
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kore_strlcpy(addr, "unknown", sizeof(addr));
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2013-06-24 09:36:40 +02:00
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time(&now);
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tbuf = kore_time_to_date(now);
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snprintf(buf, sizeof(buf), "[%s] %s %d %s %s (w#%d) (%dms) (%s)\n",
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2013-07-27 20:56:15 +02:00
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tbuf, addr, logpacket.status, method,
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2013-06-24 09:36:40 +02:00
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logpacket.path, logpacket.worker_id, logpacket.time_req,
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logpacket.agent);
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slen = strlen(buf);
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len = write(dom->accesslog, buf, slen);
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if (len == -1) {
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kore_log(LOG_WARNING,
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"kore_accesslog_wait(): write(): %s", errno_s);
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return (KORE_RESULT_ERROR);
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}
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if ((size_t)len != slen)
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kore_log(LOG_NOTICE, "accesslog: %s", buf);
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return (KORE_RESULT_OK);
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}
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void
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kore_accesslog(struct http_request *req)
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{
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ssize_t len;
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struct kore_log_packet logpacket;
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2013-07-27 20:56:15 +02:00
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logpacket.addrtype = req->owner->addrtype;
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if (logpacket.addrtype == AF_INET) {
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memcpy(logpacket.addr,
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&(req->owner->addr.ipv4.sin_addr),
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sizeof(req->owner->addr.ipv4.sin_addr));
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} else {
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memcpy(logpacket.addr,
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&(req->owner->addr.ipv6.sin6_addr),
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sizeof(req->owner->addr.ipv6.sin6_addr));
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}
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2013-06-24 09:36:40 +02:00
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logpacket.status = req->status;
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logpacket.method = req->method;
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logpacket.worker_id = worker->id;
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logpacket.worker_cpu = worker->cpu;
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logpacket.time_req = req->end - req->start;
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kore_strlcpy(logpacket.host, req->host, sizeof(logpacket.host));
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kore_strlcpy(logpacket.path, req->path, sizeof(logpacket.path));
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2013-07-05 22:03:05 +02:00
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if (req->agent != NULL) {
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kore_strlcpy(logpacket.agent,
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req->agent, sizeof(logpacket.agent));
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} else {
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kore_strlcpy(logpacket.agent, "unknown",
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sizeof(logpacket.agent));
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}
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2013-06-24 09:36:40 +02:00
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len = send(accesslog_fd[1], &logpacket, sizeof(logpacket), 0);
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if (len == -1) {
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kore_log(LOG_WARNING, "kore_accesslog(): send(): %s", errno_s);
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} else if (len != sizeof(logpacket)) {
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kore_log(LOG_WARNING, "short accesslog packet sent");
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}
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}
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