1 /*
2 * Copyright (c) 2004-2005 Sergey Lyubka <valenok@gmail.com>
3 * All rights reserved
4 *
5 * "THE BEER-WARE LICENSE" (Revision 42):
6 * Sergey Lyubka wrote this file. As long as you retain this notice you
7 * can do whatever you want with this stuff. If we meet some day, and you think
8 * this stuff is worth it, you can buy me a beer in return.
9 */
10
11 #include "defs.h"
12
13 /*
14 * Log function
15 */
16 void
_shttpd_elog(int flags,struct conn * c,const char * fmt,...)17 _shttpd_elog(int flags, struct conn *c, const char *fmt, ...)
18 {
19 char date[64], buf[URI_MAX];
20 int len;
21 FILE *fp = c == NULL ? NULL : c->ctx->error_log;
22 va_list ap;
23
24 /* Print to stderr */
25 if (c == NULL || !IS_TRUE(c->ctx, OPT_INETD)) {
26 va_start(ap, fmt);
27 (void) vfprintf(stderr, fmt, ap);
28 (void) fputc('\n', stderr);
29 va_end(ap);
30 }
31
32 strftime(date, sizeof(date), "%a %b %d %H:%M:%S %Y",
33 localtime(&_shttpd_current_time));
34
35 len = _shttpd_snprintf(buf, sizeof(buf),
36 "[%s] [error] [client %s] \"%s\" ",
37 date, c ? inet_ntoa(c->sa.u.sin.sin_addr) : "-",
38 c && c->request ? c->request : "-");
39
40 va_start(ap, fmt);
41 (void) vsnprintf(buf + len, sizeof(buf) - len, fmt, ap);
42 va_end(ap);
43
44 buf[sizeof(buf) - 1] = '\0';
45
46 if (fp != NULL && (flags & (E_FATAL | E_LOG))) {
47 (void) fprintf(fp, "%s\n", buf);
48 (void) fflush(fp);
49 }
50
51 if (flags & E_FATAL)
52 exit(EXIT_FAILURE);
53 }
54
55 void
_shttpd_log_access(FILE * fp,const struct conn * c)56 _shttpd_log_access(FILE *fp, const struct conn *c)
57 {
58 static const struct vec dash = {"-", 1};
59
60 const struct vec *user = &c->ch.user.v_vec;
61 const struct vec *referer = &c->ch.referer.v_vec;
62 const struct vec *user_agent = &c->ch.useragent.v_vec;
63 char date[64], buf[URI_MAX], *q1 = "\"", *q2 = "\"";
64
65 if (user->len == 0)
66 user = ‐
67
68 if (referer->len == 0) {
69 referer = ‐
70 q1 = "";
71 }
72
73 if (user_agent->len == 0) {
74 user_agent = ‐
75 q2 = "";
76 }
77
78 (void) strftime(date, sizeof(date), "%d/%b/%Y:%H:%M:%S",
79 localtime(&c->birth_time));
80
81 (void) _shttpd_snprintf(buf, sizeof(buf),
82 "%s - %.*s [%s %+05d] \"%s\" %d %lu %s%.*s%s %s%.*s%s",
83 inet_ntoa(c->sa.u.sin.sin_addr), user->len, user->ptr,
84 date, _shttpd_tz_offset, c->request ? c->request : "-",
85 c->status, (unsigned long) c->loc.io.total,
86 q1, referer->len, referer->ptr, q1,
87 q2, user_agent->len, user_agent->ptr, q2);
88
89 if (fp != NULL) {
90 (void) fprintf(fp, "%s\n", buf);
91 (void) fflush(fp);
92 }
93 }
94