Mercurial > hg > nginx
annotate src/core/ngx_log.c @ 99:a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 02 Jun 2003 15:24:30 +0000 |
parents | 738fe44c70d5 |
children | 7ebc8b7fb816 |
rev | line source |
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0
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nginx-0.0.1-2002-08-06-20:39:45 import
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1 |
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2 /* |
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3 TODO: log pid and tid |
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4 */ |
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5 |
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6 /* |
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7 "[time as ctime()] [alert] 412#3 (32)Broken pipe: anything" |
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8 |
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9 "[time as ctime()] [alert] (32)Broken pipe: anything" |
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10 "[time as ctime()] [alert] anything" |
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11 */ |
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12 |
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13 #include <ngx_config.h> |
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14 #include <ngx_core.h> |
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15 |
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16 |
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17 static const char *err_levels[] = { |
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18 "stderr", "emerg", "alert", "crit", "error", |
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19 "warn", "notice", "info", "debug" |
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20 }; |
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21 |
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22 #if (HAVE_VARIADIC_MACROS) |
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23 void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err, |
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24 const char *fmt, ...) |
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25 #else |
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26 void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err, |
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27 const char *fmt, va_list args) |
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28 #endif |
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29 { |
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30 char errstr[MAX_ERROR_STR]; |
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31 ngx_tm_t tm; |
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32 size_t len; |
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33 #if (HAVE_VARIADIC_MACROS) |
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34 va_list args; |
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35 #endif |
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36 |
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37 ngx_localtime(&tm); |
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38 len = ngx_snprintf(errstr, sizeof(errstr), "%4d/%02d/%02d %02d:%02d:%02d", |
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39 tm.ngx_tm_year, tm.ngx_tm_mon, tm.ngx_tm_mday, |
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40 tm.ngx_tm_hour, tm.ngx_tm_min, tm.ngx_tm_sec); |
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41 |
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42 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1, |
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43 " [%s] ", err_levels[level]); |
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44 |
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45 /* pid#tid */ |
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46 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1, |
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47 "%d#%d: ", ngx_getpid(), 0); |
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48 |
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49 #if (HAVE_VARIADIC_MACROS) |
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50 va_start(args, fmt); |
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51 len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args); |
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52 va_end(args); |
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53 #else |
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54 len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args); |
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55 #endif |
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56 |
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57 if (err) { |
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58 |
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59 #if (WIN32) |
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60 if ((unsigned) err >= 0x80000000) { |
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61 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1, |
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62 " (%X: ", err); |
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63 } else { |
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64 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1, |
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65 " (%d: ", err); |
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66 } |
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67 #else |
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68 len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1, |
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69 " (%d: ", err); |
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70 #endif |
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71 |
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72 len += ngx_strerror_r(err, errstr + len, sizeof(errstr) - len - 1); |
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73 if (len < sizeof(errstr) - 2) { |
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74 errstr[len++] = ')'; |
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75 } else { |
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76 len = sizeof(errstr) - 2; |
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77 } |
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78 } |
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79 |
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80 if (level != NGX_LOG_DEBUG && log->handler) { |
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81 len += log->handler(log->data, errstr + len, sizeof(errstr) - len - 1); |
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82 } |
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83 |
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84 if (len > sizeof(errstr) - 2) { |
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85 len = sizeof(errstr) - 2; |
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86 } |
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87 |
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88 #if (WIN32) |
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89 errstr[len++] = '\r'; |
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90 #endif |
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91 errstr[len++] = '\n'; |
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92 |
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93 write(log->fd, errstr, len); |
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94 |
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95 #if 0 |
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96 errstr[len] = '\0'; |
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97 fputs(errstr, stderr); |
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98 fflush(stderr); |
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99 #endif |
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100 } |
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101 |
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102 |
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103 #if !(HAVE_VARIADIC_MACROS) |
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104 |
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105 void ngx_log_error(int level, ngx_log_t *log, ngx_err_t err, |
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106 const char *fmt, ...) |
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107 { |
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108 va_list args; |
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109 |
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110 if (log->log_level >= level) { |
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111 va_start(args, fmt); |
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112 ngx_log_error_core(level, log, err, fmt, args); |
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113 va_end(args); |
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114 } |
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115 } |
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116 |
92
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117 |
0
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118 void ngx_log_debug_core(ngx_log_t *log, const char *fmt, ...) |
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119 { |
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120 va_list args; |
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121 |
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122 va_start(args, fmt); |
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123 ngx_log_error_core(NGX_LOG_DEBUG, log, 0, fmt, args); |
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124 va_end(args); |
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125 } |
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126 |
92
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127 |
0
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128 void ngx_assert_core(ngx_log_t *log, const char *fmt, ...) |
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129 { |
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130 va_list args; |
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131 |
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132 va_start(args, fmt); |
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133 ngx_log_error_core(NGX_LOG_ALERT, log, 0, fmt, args); |
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134 va_end(args); |
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135 } |
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136 |
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137 #endif |
92
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138 |
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139 |
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140 void ngx_log_stderr(ngx_event_t *ev) |
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141 { |
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142 char errstr[MAX_ERROR_STR]; |
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143 ssize_t n; |
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144 ngx_err_t err; |
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145 |
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146 for ( ;; ) { |
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147 n = read((ngx_fd_t) ev->data, errstr, sizeof(errstr - 1)); |
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148 |
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149 if (n == -1) { |
93
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150 err = ngx_errno; |
92
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151 if (err == NGX_EAGAIN) { |
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152 return; |
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153 } |
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154 |
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155 ngx_log_error(NGX_LOG_ALERT, &ngx_log, err, "read() failed"); |
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156 return; |
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157 } |
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158 |
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159 if (n == 0) { |
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160 ngx_log_error(NGX_LOG_ALERT, &ngx_log, 0, "stderr clolsed"); |
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161 return; |
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162 } |
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163 |
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164 errstr[n] = '\0'; |
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165 ngx_log_error(NGX_LOG_STDERR, &ngx_log, 0, "%s", errstr); |
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166 } |
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167 } |