Mercurial > hg > nginx-quic
annotate src/core/ngx_syslog.c @ 5885:5a042519bfe7
Upstream: limited next_upstream time and tries when resolving DNS.
When got multiple upstream IP addresses using DNS resolving, the number of
upstreams tries and the maxinum time spent for these tries were not affected.
This patch fixed it.
author | Gu Feng <flygoast@126.com> |
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date | Mon, 27 Oct 2014 19:52:03 +0800 |
parents | 02c2352d5b01 |
children | 68f64bc17fa4 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Nginx, Inc. |
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4 */ |
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5 |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 |
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11 |
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12 #define NGX_SYSLOG_MAX_STR \ |
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13 NGX_MAX_ERROR_STR + sizeof("<255>Jan 01 00:00:00 ") - 1 \ |
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14 + (NGX_MAXHOSTNAMELEN - 1) + 1 /* space */ \ |
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15 + 32 /* tag */ + 2 /* colon, space */ |
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16 |
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17 |
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18 static char *ngx_syslog_parse_args(ngx_conf_t *cf, ngx_syslog_peer_t *peer); |
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19 static ngx_int_t ngx_syslog_init_peer(ngx_syslog_peer_t *peer); |
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20 static void ngx_syslog_cleanup(void *data); |
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21 |
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22 |
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23 static char *facilities[] = { |
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24 "kern", "user", "mail", "daemon", "auth", "intern", "lpr", "news", "uucp", |
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25 "clock", "authpriv", "ftp", "ntp", "audit", "alert", "cron", "local0", |
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26 "local1", "local2", "local3", "local4", "local5", "local6", "local7", |
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27 NULL |
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28 }; |
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29 |
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30 /* note 'error/warn' like in nginx.conf, not 'err/warning' */ |
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31 static char *severities[] = { |
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32 "emerg", "alert", "crit", "error", "warn", "notice", "info", "debug", NULL |
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33 }; |
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34 |
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35 static ngx_log_t ngx_syslog_dummy_log; |
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36 static ngx_event_t ngx_syslog_dummy_event; |
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37 |
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38 |
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39 char * |
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40 ngx_syslog_process_conf(ngx_conf_t *cf, ngx_syslog_peer_t *peer) |
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41 { |
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42 peer->pool = cf->pool; |
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43 peer->facility = NGX_CONF_UNSET_UINT; |
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44 peer->severity = NGX_CONF_UNSET_UINT; |
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45 |
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46 if (ngx_syslog_parse_args(cf, peer) != NGX_CONF_OK) { |
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47 return NGX_CONF_ERROR; |
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48 } |
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49 |
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50 if (peer->server.sockaddr == NULL) { |
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51 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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52 "no syslog server specified"); |
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53 return NGX_CONF_ERROR; |
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54 } |
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55 |
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56 if (peer->facility == NGX_CONF_UNSET_UINT) { |
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57 peer->facility = 23; /* local7 */ |
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58 } |
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59 |
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60 if (peer->severity == NGX_CONF_UNSET_UINT) { |
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61 peer->severity = 6; /* info */ |
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62 } |
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63 |
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64 if (peer->tag.data == NULL) { |
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65 ngx_str_set(&peer->tag, "nginx"); |
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66 } |
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67 |
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68 peer->conn.fd = (ngx_socket_t) -1; |
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69 |
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70 return NGX_CONF_OK; |
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71 } |
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72 |
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73 |
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74 static char * |
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75 ngx_syslog_parse_args(ngx_conf_t *cf, ngx_syslog_peer_t *peer) |
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76 { |
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77 u_char *p, *comma, c; |
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78 size_t len; |
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79 ngx_str_t *value; |
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80 ngx_url_t u; |
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81 ngx_uint_t i; |
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82 |
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83 value = cf->args->elts; |
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84 |
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85 p = value[1].data + sizeof("syslog:") - 1; |
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86 |
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87 for ( ;; ) { |
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88 comma = (u_char *) ngx_strchr(p, ','); |
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89 |
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90 if (comma != NULL) { |
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91 len = comma - p; |
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92 *comma = '\0'; |
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93 |
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94 } else { |
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95 len = value[1].data + value[1].len - p; |
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96 } |
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97 |
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98 if (ngx_strncmp(p, "server=", 7) == 0) { |
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99 |
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100 if (peer->server.sockaddr != NULL) { |
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101 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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102 "duplicate syslog \"server\""); |
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103 return NGX_CONF_ERROR; |
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104 } |
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105 |
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106 ngx_memzero(&u, sizeof(ngx_url_t)); |
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107 |
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108 u.url.data = p + 7; |
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109 u.url.len = len - 7; |
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110 u.default_port = 514; |
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111 |
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112 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
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113 if (u.err) { |
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114 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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115 "%s in syslog server \"%V\"", |
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116 u.err, &u.url); |
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117 } |
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118 |
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119 return NGX_CONF_ERROR; |
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120 } |
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121 |
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122 peer->server = u.addrs[0]; |
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parents:
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|
123 |
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parents:
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|
124 } else if (ngx_strncmp(p, "facility=", 9) == 0) { |
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parents:
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|
125 |
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parents:
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|
126 if (peer->facility != NGX_CONF_UNSET_UINT) { |
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|
127 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
128 "duplicate syslog \"facility\""); |
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|
129 return NGX_CONF_ERROR; |
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parents:
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|
130 } |
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parents:
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|
131 |
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|
132 for (i = 0; facilities[i] != NULL; i++) { |
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|
133 |
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parents:
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|
134 if (ngx_strcmp(p + 9, facilities[i]) == 0) { |
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parents:
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|
135 peer->facility = i; |
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parents:
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changeset
|
136 goto next; |
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Added syslog support for error_log and access_log directives.
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parents:
diff
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|
137 } |
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parents:
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|
138 } |
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parents:
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|
139 |
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|
140 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
141 "unknown syslog facility \"%s\"", p + 9); |
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142 return NGX_CONF_ERROR; |
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|
143 |
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parents:
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|
144 } else if (ngx_strncmp(p, "severity=", 9) == 0) { |
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|
145 |
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|
146 if (peer->severity != NGX_CONF_UNSET_UINT) { |
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|
147 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
148 "duplicate syslog \"severity\""); |
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149 return NGX_CONF_ERROR; |
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|
150 } |
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|
151 |
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|
152 for (i = 0; severities[i] != NULL; i++) { |
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153 |
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|
154 if (ngx_strcmp(p + 9, severities[i]) == 0) { |
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|
155 peer->severity = i; |
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parents:
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|
156 goto next; |
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parents:
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|
157 } |
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parents:
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|
158 } |
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parents:
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|
159 |
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|
160 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
161 "unknown syslog severity \"%s\"", p + 9); |
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|
162 return NGX_CONF_ERROR; |
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|
163 |
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|
164 } else if (ngx_strncmp(p, "tag=", 4) == 0) { |
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|
165 |
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|
166 if (peer->tag.data != NULL) { |
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|
167 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
168 "duplicate syslog \"tag\""); |
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|
169 return NGX_CONF_ERROR; |
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|
170 } |
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|
171 |
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parents:
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|
172 /* |
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|
173 * RFC 3164: the TAG is a string of ABNF alphanumeric characters |
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|
174 * that MUST NOT exceed 32 characters. |
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|
175 */ |
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|
176 if (len - 4 > 32) { |
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|
177 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
178 "syslog tag length exceeds 32"); |
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|
179 return NGX_CONF_ERROR; |
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|
180 } |
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parents:
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|
181 |
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|
182 for (i = 4; i < len; i++) { |
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|
183 c = ngx_tolower(p[i]); |
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|
184 |
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|
185 if (c < '0' || (c > '9' && c < 'a') || c > 'z') { |
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|
186 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
187 "syslog \"tag\" only allows " |
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Added syslog support for error_log and access_log directives.
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parents:
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|
188 "alphanumeric characters"); |
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|
189 return NGX_CONF_ERROR; |
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|
190 } |
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parents:
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changeset
|
191 } |
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parents:
diff
changeset
|
192 |
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|
193 peer->tag.data = p + 4; |
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|
194 peer->tag.len = len - 4; |
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|
195 |
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parents:
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|
196 } else { |
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|
197 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
198 "unknown syslog parameter \"%s\"", p); |
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|
199 return NGX_CONF_ERROR; |
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parents:
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|
200 } |
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parents:
diff
changeset
|
201 |
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parents:
diff
changeset
|
202 next: |
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parents:
diff
changeset
|
203 |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
204 if (comma == NULL) { |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
205 break; |
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parents:
diff
changeset
|
206 } |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
207 |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
208 p = comma + 1; |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
209 } |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
210 |
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parents:
diff
changeset
|
211 return NGX_CONF_OK; |
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parents:
diff
changeset
|
212 } |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
213 |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
214 |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
215 u_char * |
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Added syslog support for error_log and access_log directives.
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parents:
diff
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|
216 ngx_syslog_add_header(ngx_syslog_peer_t *peer, u_char *buf) |
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Added syslog support for error_log and access_log directives.
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parents:
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changeset
|
217 { |
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Added syslog support for error_log and access_log directives.
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parents:
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|
218 ngx_uint_t pri; |
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diff
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|
219 |
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parents:
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|
220 pri = peer->facility * 8 + peer->severity; |
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|
221 |
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|
222 return ngx_sprintf(buf, "<%ui>%V %V %V: ", pri, &ngx_cached_syslog_time, |
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parents:
diff
changeset
|
223 &ngx_cycle->hostname, &peer->tag); |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
224 } |
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parents:
diff
changeset
|
225 |
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parents:
diff
changeset
|
226 |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
227 void |
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|
228 ngx_syslog_writer(ngx_log_t *log, ngx_uint_t level, u_char *buf, |
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parents:
diff
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|
229 size_t len) |
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parents:
diff
changeset
|
230 { |
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parents:
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|
231 u_char *p, msg[NGX_SYSLOG_MAX_STR]; |
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parents:
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|
232 ngx_uint_t head_len; |
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|
233 ngx_syslog_peer_t *peer; |
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|
234 |
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parents:
diff
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|
235 peer = log->wdata; |
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parents:
diff
changeset
|
236 |
5857
2cb5275bf5e7
Syslog: enabled logging of send errors.
Vladimir Homutov <vl@nginx.com>
parents:
5709
diff
changeset
|
237 if (peer->busy) { |
5702
777202558122
Added syslog support for error_log and access_log directives.
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parents:
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|
238 return; |
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parents:
diff
changeset
|
239 } |
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parents:
diff
changeset
|
240 |
5857
2cb5275bf5e7
Syslog: enabled logging of send errors.
Vladimir Homutov <vl@nginx.com>
parents:
5709
diff
changeset
|
241 peer->busy = 1; |
5702
777202558122
Added syslog support for error_log and access_log directives.
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|
242 peer->severity = level - 1; |
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parents:
diff
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|
243 |
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parents:
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|
244 p = ngx_syslog_add_header(peer, msg); |
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|
245 head_len = p - msg; |
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diff
changeset
|
246 |
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parents:
diff
changeset
|
247 len -= NGX_LINEFEED_SIZE; |
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parents:
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|
248 |
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Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
249 if (len > NGX_SYSLOG_MAX_STR - head_len) { |
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Added syslog support for error_log and access_log directives.
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|
250 len = NGX_SYSLOG_MAX_STR - head_len; |
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Added syslog support for error_log and access_log directives.
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parents:
diff
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|
251 } |
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Added syslog support for error_log and access_log directives.
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diff
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|
252 |
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Added syslog support for error_log and access_log directives.
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|
253 p = ngx_snprintf(p, len, "%s", buf); |
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Added syslog support for error_log and access_log directives.
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diff
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|
254 |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
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|
255 (void) ngx_syslog_send(peer, msg, p - msg); |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
256 |
5857
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Syslog: enabled logging of send errors.
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5709
diff
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|
257 peer->busy = 0; |
5702
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|
258 } |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
259 |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
260 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
261 ssize_t |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
262 ngx_syslog_send(ngx_syslog_peer_t *peer, u_char *buf, size_t len) |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
263 { |
5858
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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diff
changeset
|
264 ssize_t n; |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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|
265 |
5702
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Added syslog support for error_log and access_log directives.
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diff
changeset
|
266 if (peer->conn.fd == (ngx_socket_t) -1) { |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
267 if (ngx_syslog_init_peer(peer) != NGX_OK) { |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
268 return NGX_ERROR; |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
269 } |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
270 } |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
271 |
5857
2cb5275bf5e7
Syslog: enabled logging of send errors.
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parents:
5709
diff
changeset
|
272 /* log syslog socket events with valid log */ |
2cb5275bf5e7
Syslog: enabled logging of send errors.
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|
273 peer->conn.log = ngx_cycle->log; |
2cb5275bf5e7
Syslog: enabled logging of send errors.
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5709
diff
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|
274 |
5702
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
275 if (ngx_send) { |
5858
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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5857
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|
276 n = ngx_send(&peer->conn, buf, len); |
5702
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Added syslog support for error_log and access_log directives.
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|
277 |
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Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
278 } else { |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
279 /* event module has not yet set ngx_io */ |
5858
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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5857
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|
280 n = ngx_os_io.send(&peer->conn, buf, len); |
5702
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Added syslog support for error_log and access_log directives.
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parents:
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|
281 } |
5858
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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changeset
|
282 |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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5857
diff
changeset
|
283 #if (NGX_HAVE_UNIX_DOMAIN) |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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changeset
|
284 |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
Vladimir Homutov <vl@nginx.com>
parents:
5857
diff
changeset
|
285 if (n == NGX_ERROR && peer->server.sockaddr->sa_family == AF_UNIX) { |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
286 |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
Vladimir Homutov <vl@nginx.com>
parents:
5857
diff
changeset
|
287 if (ngx_close_socket(peer->conn.fd) == -1) { |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
288 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, ngx_socket_errno, |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
289 ngx_close_socket_n " failed"); |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
290 } |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
291 |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
292 peer->conn.fd = (ngx_socket_t) -1; |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
293 } |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
294 |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
295 #endif |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
296 |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
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parents:
5857
diff
changeset
|
297 return n; |
5702
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
298 } |
777202558122
Added syslog support for error_log and access_log directives.
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parents:
diff
changeset
|
299 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
300 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
301 static ngx_int_t |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
302 ngx_syslog_init_peer(ngx_syslog_peer_t *peer) |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
303 { |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
304 ngx_socket_t fd; |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
305 ngx_pool_cleanup_t *cln; |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
306 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
307 peer->conn.read = &ngx_syslog_dummy_event; |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
308 peer->conn.write = &ngx_syslog_dummy_event; |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
309 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
310 ngx_syslog_dummy_event.log = &ngx_syslog_dummy_log; |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
311 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
312 fd = ngx_socket(peer->server.sockaddr->sa_family, SOCK_DGRAM, 0); |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
313 if (fd == (ngx_socket_t) -1) { |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
314 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, ngx_socket_errno, |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
315 ngx_socket_n " failed"); |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
316 return NGX_ERROR; |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
317 } |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
318 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
319 if (ngx_nonblocking(fd) == -1) { |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
320 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, ngx_socket_errno, |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
321 ngx_nonblocking_n " failed"); |
5708
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
322 goto failed; |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
323 } |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
324 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
325 if (connect(fd, peer->server.sockaddr, peer->server.socklen) == -1) { |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
326 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, ngx_socket_errno, |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
327 "connect() failed"); |
5708
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
328 goto failed; |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
329 } |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
330 |
5708
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
331 cln = ngx_pool_cleanup_add(peer->pool, 0); |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
332 if (cln == NULL) { |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
333 goto failed; |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
334 } |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
335 |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
336 cln->data = peer; |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
337 cln->handler = ngx_syslog_cleanup; |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
338 |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
339 peer->conn.fd = fd; |
5709
44532046d9d7
Syslog: fixed message sending on win32.
Vladimir Homutov <vl@nginx.com>
parents:
5708
diff
changeset
|
340 |
44532046d9d7
Syslog: fixed message sending on win32.
Vladimir Homutov <vl@nginx.com>
parents:
5708
diff
changeset
|
341 /* UDP sockets are always ready to write */ |
44532046d9d7
Syslog: fixed message sending on win32.
Vladimir Homutov <vl@nginx.com>
parents:
5708
diff
changeset
|
342 peer->conn.write->ready = 1; |
44532046d9d7
Syslog: fixed message sending on win32.
Vladimir Homutov <vl@nginx.com>
parents:
5708
diff
changeset
|
343 |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
344 return NGX_OK; |
5708
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
345 |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
346 failed: |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
347 |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
348 if (ngx_close_socket(fd) == -1) { |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
349 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, ngx_socket_errno, |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
350 ngx_close_socket_n " failed"); |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
351 } |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
352 |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
353 return NGX_ERROR; |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
354 } |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
355 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
356 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
357 static void |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
358 ngx_syslog_cleanup(void *data) |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
359 { |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
360 ngx_syslog_peer_t *peer = data; |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
361 |
5857
2cb5275bf5e7
Syslog: enabled logging of send errors.
Vladimir Homutov <vl@nginx.com>
parents:
5709
diff
changeset
|
362 /* prevents further use of this peer */ |
2cb5275bf5e7
Syslog: enabled logging of send errors.
Vladimir Homutov <vl@nginx.com>
parents:
5709
diff
changeset
|
363 peer->busy = 1; |
2cb5275bf5e7
Syslog: enabled logging of send errors.
Vladimir Homutov <vl@nginx.com>
parents:
5709
diff
changeset
|
364 |
5858
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
Vladimir Homutov <vl@nginx.com>
parents:
5857
diff
changeset
|
365 if (peer->conn.fd == (ngx_socket_t) -1) { |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
Vladimir Homutov <vl@nginx.com>
parents:
5857
diff
changeset
|
366 return; |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
Vladimir Homutov <vl@nginx.com>
parents:
5857
diff
changeset
|
367 } |
02c2352d5b01
Syslog: improved error handling of unix domain sockets.
Vladimir Homutov <vl@nginx.com>
parents:
5857
diff
changeset
|
368 |
5708
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
369 if (ngx_close_socket(peer->conn.fd) == -1) { |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
|
370 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, ngx_socket_errno, |
aacd994167d3
Syslog: fixed possible resource leak and more verbose logging.
Vladimir Homutov <vl@nginx.com>
parents:
5702
diff
changeset
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371 ngx_close_socket_n " failed"); |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
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372 } |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
373 } |