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118
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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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_http.h>
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10
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11
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260
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12 typedef struct ngx_http_log_op_s ngx_http_log_op_t;
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13
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14 typedef u_char *(*ngx_http_log_op_run_pt) (ngx_http_request_t *r, u_char *buf,
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15 ngx_http_log_op_t *op);
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16
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17 typedef size_t (*ngx_http_log_op_getlen_pt) (ngx_http_request_t *r,
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18 uintptr_t data);
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19
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20
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21 struct ngx_http_log_op_s {
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22 size_t len;
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23 ngx_http_log_op_getlen_pt getlen;
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24 ngx_http_log_op_run_pt run;
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25 uintptr_t data;
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26 };
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27
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122
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28
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29 typedef struct {
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30 ngx_str_t name;
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412
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31 ngx_array_t *flushes;
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122
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32 ngx_array_t *ops; /* array of ngx_http_log_op_t */
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33 } ngx_http_log_fmt_t;
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34
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206
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35
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122
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36 typedef struct {
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37 ngx_array_t formats; /* array of ngx_http_log_fmt_t */
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38 ngx_uint_t combined_used; /* unsigned combined_used:1 */
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39 } ngx_http_log_main_conf_t;
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40
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206
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41
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122
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42 typedef struct {
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384
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43 ngx_array_t *lengths;
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44 ngx_array_t *values;
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45 } ngx_http_log_script_t;
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46
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47
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48 typedef struct {
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122
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49 ngx_open_file_t *file;
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384
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50 ngx_http_log_script_t *script;
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182
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51 time_t disk_full_time;
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278
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52 time_t error_log_time;
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412
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53 ngx_http_log_fmt_t *format;
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122
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54 } ngx_http_log_t;
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55
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206
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56
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122
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57 typedef struct {
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58 ngx_array_t *logs; /* array of ngx_http_log_t */
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384
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59
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60 ngx_open_file_cache_t *open_file_cache;
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61 time_t open_file_cache_valid;
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62 ngx_uint_t open_file_cache_min_uses;
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63
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122
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64 ngx_uint_t off; /* unsigned off:1 */
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65 } ngx_http_log_loc_conf_t;
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66
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67
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68 typedef struct {
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69 ngx_str_t name;
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70 size_t len;
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71 ngx_http_log_op_run_pt run;
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72 } ngx_http_log_var_t;
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73
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74
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278
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75 static void ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log,
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76 u_char *buf, size_t len);
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384
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77 static ssize_t ngx_http_log_script_write(ngx_http_request_t *r,
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78 ngx_http_log_script_t *script, u_char **name, u_char *buf, size_t len);
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278
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79
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118
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80 static u_char *ngx_http_log_connection(ngx_http_request_t *r, u_char *buf,
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81 ngx_http_log_op_t *op);
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82 static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf,
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83 ngx_http_log_op_t *op);
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84 static u_char *ngx_http_log_time(ngx_http_request_t *r, u_char *buf,
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85 ngx_http_log_op_t *op);
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616
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86 static u_char *ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf,
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87 ngx_http_log_op_t *op);
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118
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88 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf,
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89 ngx_http_log_op_t *op);
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90 static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf,
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91 ngx_http_log_op_t *op);
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92 static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf,
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93 ngx_http_log_op_t *op);
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122
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94 static u_char *ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf,
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118
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95 ngx_http_log_op_t *op);
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126
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96 static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r,
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122
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97 u_char *buf, ngx_http_log_op_t *op);
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118
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98 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf,
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99 ngx_http_log_op_t *op);
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100
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101 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf,
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102 ngx_http_log_op_t *op, ngx_str_t *value);
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103 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r,
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104 uintptr_t data);
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105 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf,
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106 ngx_http_log_op_t *op);
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376
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107 static uintptr_t ngx_http_log_escape(u_char *dst, u_char *src, size_t size);
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118
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108
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109
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110 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf);
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111 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf);
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112 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent,
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113 void *child);
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114 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd,
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115 void *conf);
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116 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd,
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117 void *conf);
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122
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118 static char *ngx_http_log_compile_format(ngx_conf_t *cf,
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412
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119 ngx_array_t *flushes, ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s);
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384
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120 static char *ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd,
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121 void *conf);
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122
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122 static ngx_int_t ngx_http_log_init(ngx_conf_t *cf);
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118
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123
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124
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125 static ngx_command_t ngx_http_log_commands[] = {
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126
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127 { ngx_string("log_format"),
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128 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE,
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129 ngx_http_log_set_format,
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130 NGX_HTTP_MAIN_CONF_OFFSET,
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131 0,
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132 NULL },
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133
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134 { ngx_string("access_log"),
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194
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135 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
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340
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136 |NGX_HTTP_LMT_CONF|NGX_CONF_TAKE123,
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118
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137 ngx_http_log_set_log,
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138 NGX_HTTP_LOC_CONF_OFFSET,
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139 0,
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140 NULL },
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141
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384
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142 { ngx_string("open_log_file_cache"),
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143 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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144 ngx_http_log_open_file_cache,
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145 NGX_HTTP_LOC_CONF_OFFSET,
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146 0,
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147 NULL },
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148
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118
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149 ngx_null_command
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150 };
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151
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152
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216
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153 static ngx_http_module_t ngx_http_log_module_ctx = {
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260
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154 NULL, /* preconfiguration */
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122
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155 ngx_http_log_init, /* postconfiguration */
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118
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156
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157 ngx_http_log_create_main_conf, /* create main configuration */
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158 NULL, /* init main configuration */
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159
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160 NULL, /* create server configuration */
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161 NULL, /* merge server configuration */
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162
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163 ngx_http_log_create_loc_conf, /* create location configration */
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164 ngx_http_log_merge_loc_conf /* merge location configration */
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165 };
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166
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167
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168 ngx_module_t ngx_http_log_module = {
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169 NGX_MODULE_V1,
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170 &ngx_http_log_module_ctx, /* module context */
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171 ngx_http_log_commands, /* module directives */
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172 NGX_HTTP_MODULE, /* module type */
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173 NULL, /* init master */
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122
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174 NULL, /* init module */
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118
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175 NULL, /* init process */
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176 NULL, /* init thread */
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177 NULL, /* exit thread */
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178 NULL, /* exit process */
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179 NULL, /* exit master */
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180 NGX_MODULE_V1_PADDING
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181 };
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182
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183
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278
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184 static ngx_str_t ngx_http_access_log = ngx_string(NGX_HTTP_LOG_PATH);
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122
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185
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186
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187 static ngx_str_t ngx_http_combined_fmt =
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130
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188 ngx_string("$remote_addr - $remote_user [$time_local] "
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126
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189 "\"$request\" $status $body_bytes_sent "
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122
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190 "\"$http_referer\" \"$http_user_agent\"");
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118
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191
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192
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122
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193 static ngx_http_log_var_t ngx_http_log_vars[] = {
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194 { ngx_string("connection"), NGX_ATOMIC_T_LEN, ngx_http_log_connection },
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195 { ngx_string("pipe"), 1, ngx_http_log_pipe },
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130
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196 { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1,
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122
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197 ngx_http_log_time },
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616
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198 { ngx_string("time_iso8601"), sizeof("1970-09-28T12:00:00+06:00") - 1,
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199 ngx_http_log_iso8601 },
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122
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200 { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec },
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298
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201 { ngx_string("request_time"), NGX_TIME_T_LEN + 4,
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202 ngx_http_log_request_time },
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122
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203 { ngx_string("status"), 3, ngx_http_log_status },
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204 { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent },
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126
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205 { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN,
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206 ngx_http_log_body_bytes_sent },
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122
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207 { ngx_string("apache_bytes_sent"), NGX_OFF_T_LEN,
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126
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208 ngx_http_log_body_bytes_sent },
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122
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209 { ngx_string("request_length"), NGX_SIZE_T_LEN,
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210 ngx_http_log_request_length },
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211
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212 { ngx_null_string, 0, NULL }
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213 };
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118
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214
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215
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216 ngx_int_t
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217 ngx_http_log_handler(ngx_http_request_t *r)
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218 {
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219 u_char *line, *p;
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220 size_t len;
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278
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221 ngx_uint_t i, l;
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118
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222 ngx_http_log_t *log;
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120
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223 ngx_open_file_t *file;
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118
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224 ngx_http_log_op_t *op;
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225 ngx_http_log_loc_conf_t *lcf;
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226
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227 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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228 "http log handler");
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229
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230 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
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231
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232 if (lcf->off) {
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233 return NGX_OK;
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234 }
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235
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236 log = lcf->logs->elts;
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237 for (l = 0; l < lcf->logs->nelts; l++) {
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238
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182
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239 if (ngx_time() == log[l].disk_full_time) {
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240
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241 /*
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278
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242 * on FreeBSD writing to a full filesystem with enabled softupdates
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182
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243 * may block process for much longer time than writing to non-full
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278
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244 * filesystem, so we skip writing to a log for one second
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182
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245 */
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246
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247 continue;
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248 }
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249
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412
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250 ngx_http_script_flush_no_cacheable_variables(r, log[l].format->flushes);
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251
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118
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252 len = 0;
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412
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253 op = log[l].format->ops->elts;
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254 for (i = 0; i < log[l].format->ops->nelts; i++) {
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118
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255 if (op[i].len == 0) {
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256 len += op[i].getlen(r, op[i].data);
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257
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258 } else {
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259 len += op[i].len;
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260 }
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261 }
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262
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120
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263 len += NGX_LINEFEED_SIZE;
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264
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265 file = log[l].file;
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266
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384
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267 if (file && file->buffer) {
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120
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268
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269 if (len > (size_t) (file->last - file->pos)) {
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270
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278
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271 ngx_http_log_write(r, &log[l], file->buffer,
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272 file->pos - file->buffer);
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120
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273
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274 file->pos = file->buffer;
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275 }
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276
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277 if (len <= (size_t) (file->last - file->pos)) {
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278
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279 p = file->pos;
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280
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412
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281 for (i = 0; i < log[l].format->ops->nelts; i++) {
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120
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282 p = op[i].run(r, p, &op[i]);
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283 }
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284
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285 ngx_linefeed(p);
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286
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287 file->pos = p;
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288
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289 continue;
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290 }
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291 }
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118
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292
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382
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293 line = ngx_pnalloc(r->pool, len);
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118
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294 if (line == NULL) {
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295 return NGX_ERROR;
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296 }
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297
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298 p = line;
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299
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412
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300 for (i = 0; i < log[l].format->ops->nelts; i++) {
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118
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301 p = op[i].run(r, p, &op[i]);
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302 }
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303
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120
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304 ngx_linefeed(p);
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305
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278
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306 ngx_http_log_write(r, &log[l], line, p - line);
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118
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307 }
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308
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309 return NGX_OK;
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310 }
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311
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312
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278
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313 static void
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314 ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, u_char *buf,
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315 size_t len)
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316 {
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384
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317 u_char *name;
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318 time_t now;
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319 ssize_t n;
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320 ngx_err_t err;
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278
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321
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384
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322 if (log->script == NULL) {
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323 name = log->file->name.data;
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324 n = ngx_write_fd(log->file->fd, buf, len);
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325
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326 } else {
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327 name = NULL;
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328 n = ngx_http_log_script_write(r, log->script, &name, buf, len);
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329 }
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278
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330
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331 if (n == (ssize_t) len) {
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332 return;
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333 }
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334
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335 now = ngx_time();
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336
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337 if (n == -1) {
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338 err = ngx_errno;
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339
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340 if (err == NGX_ENOSPC) {
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341 log->disk_full_time = now;
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342 }
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343
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296
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344 if (now - log->error_log_time > 59) {
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278
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345 ngx_log_error(NGX_LOG_ALERT, r->connection->log, err,
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384
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346 ngx_write_fd_n " to \"%s\" failed", name);
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278
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347
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348 log->error_log_time = now;
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349 }
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350
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351 return;
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352 }
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353
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296
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354 if (now - log->error_log_time > 59) {
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278
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355 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
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384
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356 ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz",
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357 name, n, len);
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278
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358
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359 log->error_log_time = now;
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360 }
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361 }
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362
|
|
|
363
|
|
384
|
364 static ssize_t
|
|
|
365 ngx_http_log_script_write(ngx_http_request_t *r, ngx_http_log_script_t *script,
|
|
|
366 u_char **name, u_char *buf, size_t len)
|
|
|
367 {
|
|
|
368 size_t root;
|
|
|
369 ssize_t n;
|
|
|
370 ngx_str_t log, path;
|
|
|
371 ngx_open_file_info_t of;
|
|
|
372 ngx_http_log_loc_conf_t *llcf;
|
|
|
373 ngx_http_core_loc_conf_t *clcf;
|
|
|
374
|
|
388
|
375 if (!r->root_tested) {
|
|
384
|
376
|
|
|
377 /* test root directory existance */
|
|
|
378
|
|
|
379 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) {
|
|
|
380 /* simulate successfull logging */
|
|
|
381 return len;
|
|
|
382 }
|
|
|
383
|
|
|
384 path.data[root] = '\0';
|
|
|
385
|
|
|
386 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
|
|
|
387
|
|
|
388 ngx_memzero(&of, sizeof(ngx_open_file_info_t));
|
|
|
389
|
|
|
390 of.valid = clcf->open_file_cache_valid;
|
|
|
391 of.min_uses = clcf->open_file_cache_min_uses;
|
|
482
|
392 of.test_dir = 1;
|
|
|
393 of.test_only = 1;
|
|
384
|
394 of.errors = clcf->open_file_cache_errors;
|
|
|
395 of.events = clcf->open_file_cache_events;
|
|
|
396
|
|
|
397 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool)
|
|
388
|
398 != NGX_OK)
|
|
384
|
399 {
|
|
388
|
400 if (of.err == 0) {
|
|
|
401 /* simulate successfull logging */
|
|
|
402 return len;
|
|
|
403 }
|
|
|
404
|
|
|
405 ngx_log_error(NGX_LOG_ERR, r->connection->log, of.err,
|
|
|
406 "testing \"%s\" existence failed", path.data);
|
|
|
407
|
|
|
408 /* simulate successfull logging */
|
|
|
409 return len;
|
|
|
410 }
|
|
|
411
|
|
|
412 if (!of.is_dir) {
|
|
|
413 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ENOTDIR,
|
|
|
414 "testing \"%s\" existence failed", path.data);
|
|
|
415
|
|
|
416 /* simulate successfull logging */
|
|
384
|
417 return len;
|
|
|
418 }
|
|
|
419 }
|
|
|
420
|
|
|
421 if (ngx_http_script_run(r, &log, script->lengths->elts, 1,
|
|
|
422 script->values->elts)
|
|
|
423 == NULL)
|
|
|
424 {
|
|
|
425 /* simulate successfull logging */
|
|
|
426 return len;
|
|
|
427 }
|
|
|
428
|
|
|
429 log.data[log.len - 1] = '\0';
|
|
|
430 *name = log.data;
|
|
|
431
|
|
|
432 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
433 "http log \"%s\"", log.data);
|
|
|
434
|
|
|
435 llcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
|
|
|
436
|
|
|
437 ngx_memzero(&of, sizeof(ngx_open_file_info_t));
|
|
|
438
|
|
|
439 of.log = 1;
|
|
|
440 of.valid = llcf->open_file_cache_valid;
|
|
|
441 of.min_uses = llcf->open_file_cache_min_uses;
|
|
416
|
442 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF;
|
|
384
|
443
|
|
|
444 if (ngx_open_cached_file(llcf->open_file_cache, &log, &of, r->pool)
|
|
|
445 != NGX_OK)
|
|
|
446 {
|
|
|
447 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,
|
|
482
|
448 "%s \"%s\" failed", of.failed, log.data);
|
|
386
|
449 /* simulate successfull logging */
|
|
|
450 return len;
|
|
384
|
451 }
|
|
|
452
|
|
|
453 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
454 "http log #%d", of.fd);
|
|
|
455
|
|
|
456 n = ngx_write_fd(of.fd, buf, len);
|
|
|
457
|
|
|
458 return n;
|
|
|
459 }
|
|
|
460
|
|
|
461
|
|
118
|
462 static u_char *
|
|
|
463 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf,
|
|
|
464 ngx_http_log_op_t *op)
|
|
|
465 {
|
|
|
466 size_t len;
|
|
|
467 uintptr_t data;
|
|
|
468
|
|
|
469 len = op->len;
|
|
|
470 data = op->data;
|
|
|
471
|
|
|
472 while (len--) {
|
|
|
473 *buf++ = (u_char) (data & 0xff);
|
|
|
474 data >>= 8;
|
|
|
475 }
|
|
|
476
|
|
|
477 return buf;
|
|
|
478 }
|
|
|
479
|
|
|
480
|
|
|
481 static u_char *
|
|
|
482 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf,
|
|
|
483 ngx_http_log_op_t *op)
|
|
|
484 {
|
|
|
485 return ngx_cpymem(buf, (u_char *) op->data, op->len);
|
|
|
486 }
|
|
|
487
|
|
|
488
|
|
|
489 static u_char *
|
|
|
490 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf,
|
|
|
491 ngx_http_log_op_t *op)
|
|
|
492 {
|
|
|
493 return ngx_sprintf(buf, "%ui", r->connection->number);
|
|
|
494 }
|
|
|
495
|
|
|
496
|
|
|
497 static u_char *
|
|
|
498 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
499 {
|
|
|
500 if (r->pipeline) {
|
|
|
501 *buf = 'p';
|
|
|
502 } else {
|
|
|
503 *buf = '.';
|
|
|
504 }
|
|
|
505
|
|
|
506 return buf + 1;
|
|
|
507 }
|
|
|
508
|
|
|
509
|
|
|
510 static u_char *
|
|
|
511 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
512 {
|
|
|
513 return ngx_cpymem(buf, ngx_cached_http_log_time.data,
|
|
|
514 ngx_cached_http_log_time.len);
|
|
|
515 }
|
|
|
516
|
|
616
|
517 static u_char *
|
|
|
518 ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
519 {
|
|
|
520 return ngx_cpymem(buf, ngx_cached_http_log_iso8601.data,
|
|
|
521 ngx_cached_http_log_iso8601.len);
|
|
|
522 }
|
|
118
|
523
|
|
|
524 static u_char *
|
|
|
525 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
526 {
|
|
|
527 ngx_time_t *tp;
|
|
|
528
|
|
|
529 tp = ngx_timeofday();
|
|
|
530
|
|
|
531 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec);
|
|
|
532 }
|
|
|
533
|
|
|
534
|
|
|
535 static u_char *
|
|
|
536 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf,
|
|
|
537 ngx_http_log_op_t *op)
|
|
|
538 {
|
|
298
|
539 ngx_time_t *tp;
|
|
|
540 ngx_msec_int_t ms;
|
|
|
541
|
|
|
542 tp = ngx_timeofday();
|
|
118
|
543
|
|
346
|
544 ms = (ngx_msec_int_t)
|
|
|
545 ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec));
|
|
570
|
546 ms = ngx_max(ms, 0);
|
|
118
|
547
|
|
298
|
548 return ngx_sprintf(buf, "%T.%03M", ms / 1000, ms % 1000);
|
|
118
|
549 }
|
|
|
550
|
|
|
551
|
|
|
552 static u_char *
|
|
|
553 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
554 {
|
|
554
|
555 ngx_uint_t status;
|
|
|
556
|
|
|
557 if (r->err_status) {
|
|
|
558 status = r->err_status;
|
|
|
559
|
|
|
560 } else if (r->headers_out.status) {
|
|
|
561 status = r->headers_out.status;
|
|
|
562
|
|
|
563 } else if (r->http_version == NGX_HTTP_VERSION_9) {
|
|
|
564 *buf++ = '0';
|
|
|
565 *buf++ = '0';
|
|
|
566 *buf++ = '9';
|
|
|
567 return buf;
|
|
|
568
|
|
|
569 } else {
|
|
|
570 status = 0;
|
|
|
571 }
|
|
|
572
|
|
|
573 return ngx_sprintf(buf, "%ui", status);
|
|
118
|
574 }
|
|
|
575
|
|
|
576
|
|
|
577 static u_char *
|
|
122
|
578 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf,
|
|
|
579 ngx_http_log_op_t *op)
|
|
118
|
580 {
|
|
|
581 return ngx_sprintf(buf, "%O", r->connection->sent);
|
|
|
582 }
|
|
|
583
|
|
|
584
|
|
316
|
585 /*
|
|
|
586 * although there is a real $body_bytes_sent variable,
|
|
|
587 * this log operation code function is more optimized for logging
|
|
|
588 */
|
|
|
589
|
|
118
|
590 static u_char *
|
|
126
|
591 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf,
|
|
118
|
592 ngx_http_log_op_t *op)
|
|
|
593 {
|
|
|
594 off_t length;
|
|
|
595
|
|
|
596 length = r->connection->sent - r->header_size;
|
|
|
597
|
|
|
598 if (length > 0) {
|
|
|
599 return ngx_sprintf(buf, "%O", length);
|
|
|
600 }
|
|
|
601
|
|
|
602 *buf = '0';
|
|
|
603
|
|
|
604 return buf + 1;
|
|
|
605 }
|
|
|
606
|
|
|
607
|
|
|
608 static u_char *
|
|
|
609 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf,
|
|
|
610 ngx_http_log_op_t *op)
|
|
|
611 {
|
|
212
|
612 return ngx_sprintf(buf, "%O", r->request_length);
|
|
118
|
613 }
|
|
|
614
|
|
|
615
|
|
|
616 static ngx_int_t
|
|
|
617 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op,
|
|
|
618 ngx_str_t *value)
|
|
|
619 {
|
|
|
620 ngx_int_t index;
|
|
|
621
|
|
|
622 index = ngx_http_get_variable_index(cf, value);
|
|
|
623 if (index == NGX_ERROR) {
|
|
|
624 return NGX_ERROR;
|
|
|
625 }
|
|
|
626
|
|
|
627 op->len = 0;
|
|
|
628 op->getlen = ngx_http_log_variable_getlen;
|
|
|
629 op->run = ngx_http_log_variable;
|
|
|
630 op->data = index;
|
|
|
631
|
|
|
632 return NGX_OK;
|
|
|
633 }
|
|
|
634
|
|
|
635
|
|
|
636 static size_t
|
|
|
637 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data)
|
|
|
638 {
|
|
376
|
639 uintptr_t len;
|
|
118
|
640 ngx_http_variable_value_t *value;
|
|
|
641
|
|
|
642 value = ngx_http_get_indexed_variable(r, data);
|
|
|
643
|
|
122
|
644 if (value == NULL || value->not_found) {
|
|
118
|
645 return 1;
|
|
|
646 }
|
|
|
647
|
|
376
|
648 len = ngx_http_log_escape(NULL, value->data, value->len);
|
|
|
649
|
|
|
650 value->escape = len ? 1 : 0;
|
|
|
651
|
|
|
652 return value->len + len * 3;
|
|
118
|
653 }
|
|
|
654
|
|
|
655
|
|
|
656 static u_char *
|
|
|
657 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
658 {
|
|
|
659 ngx_http_variable_value_t *value;
|
|
|
660
|
|
|
661 value = ngx_http_get_indexed_variable(r, op->data);
|
|
|
662
|
|
122
|
663 if (value == NULL || value->not_found) {
|
|
118
|
664 *buf = '-';
|
|
|
665 return buf + 1;
|
|
|
666 }
|
|
|
667
|
|
376
|
668 if (value->escape == 0) {
|
|
|
669 return ngx_cpymem(buf, value->data, value->len);
|
|
|
670
|
|
|
671 } else {
|
|
|
672 return (u_char *) ngx_http_log_escape(buf, value->data, value->len);
|
|
|
673 }
|
|
|
674 }
|
|
|
675
|
|
|
676
|
|
|
677 static uintptr_t
|
|
|
678 ngx_http_log_escape(u_char *dst, u_char *src, size_t size)
|
|
|
679 {
|
|
540
|
680 ngx_uint_t n;
|
|
376
|
681 static u_char hex[] = "0123456789ABCDEF";
|
|
|
682
|
|
|
683 static uint32_t escape[] = {
|
|
|
684 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
|
|
|
685
|
|
|
686 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */
|
|
|
687 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */
|
|
|
688
|
|
|
689 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */
|
|
|
690 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */
|
|
|
691
|
|
|
692 /* ~}| {zyx wvut srqp onml kjih gfed cba` */
|
|
644
|
693 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */
|
|
376
|
694
|
|
644
|
695 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
|
|
|
696 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
|
|
|
697 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
|
|
|
698 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
|
|
376
|
699 };
|
|
|
700
|
|
|
701
|
|
|
702 if (dst == NULL) {
|
|
|
703
|
|
|
704 /* find the number of the characters to be escaped */
|
|
|
705
|
|
526
|
706 n = 0;
|
|
376
|
707
|
|
540
|
708 while (size) {
|
|
376
|
709 if (escape[*src >> 5] & (1 << (*src & 0x1f))) {
|
|
|
710 n++;
|
|
|
711 }
|
|
|
712 src++;
|
|
540
|
713 size--;
|
|
376
|
714 }
|
|
|
715
|
|
|
716 return (uintptr_t) n;
|
|
|
717 }
|
|
|
718
|
|
540
|
719 while (size) {
|
|
376
|
720 if (escape[*src >> 5] & (1 << (*src & 0x1f))) {
|
|
|
721 *dst++ = '\\';
|
|
|
722 *dst++ = 'x';
|
|
|
723 *dst++ = hex[*src >> 4];
|
|
|
724 *dst++ = hex[*src & 0xf];
|
|
|
725 src++;
|
|
|
726
|
|
|
727 } else {
|
|
|
728 *dst++ = *src++;
|
|
|
729 }
|
|
540
|
730 size--;
|
|
376
|
731 }
|
|
|
732
|
|
|
733 return (uintptr_t) dst;
|
|
118
|
734 }
|
|
|
735
|
|
|
736
|
|
|
737 static void *
|
|
|
738 ngx_http_log_create_main_conf(ngx_conf_t *cf)
|
|
|
739 {
|
|
|
740 ngx_http_log_main_conf_t *conf;
|
|
|
741
|
|
122
|
742 ngx_http_log_fmt_t *fmt;
|
|
118
|
743
|
|
|
744 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t));
|
|
|
745 if (conf == NULL) {
|
|
496
|
746 return NULL;
|
|
118
|
747 }
|
|
|
748
|
|
|
749 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t))
|
|
122
|
750 != NGX_OK)
|
|
118
|
751 {
|
|
496
|
752 return NULL;
|
|
118
|
753 }
|
|
|
754
|
|
122
|
755 fmt = ngx_array_push(&conf->formats);
|
|
|
756 if (fmt == NULL) {
|
|
496
|
757 return NULL;
|
|
118
|
758 }
|
|
|
759
|
|
570
|
760 ngx_str_set(&fmt->name, "combined");
|
|
118
|
761
|
|
412
|
762 fmt->flushes = NULL;
|
|
|
763
|
|
122
|
764 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t));
|
|
|
765 if (fmt->ops == NULL) {
|
|
496
|
766 return NULL;
|
|
118
|
767 }
|
|
|
768
|
|
|
769 return conf;
|
|
|
770 }
|
|
|
771
|
|
|
772
|
|
|
773 static void *
|
|
|
774 ngx_http_log_create_loc_conf(ngx_conf_t *cf)
|
|
|
775 {
|
|
|
776 ngx_http_log_loc_conf_t *conf;
|
|
|
777
|
|
|
778 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t));
|
|
|
779 if (conf == NULL) {
|
|
496
|
780 return NULL;
|
|
118
|
781 }
|
|
|
782
|
|
384
|
783 conf->open_file_cache = NGX_CONF_UNSET_PTR;
|
|
|
784
|
|
118
|
785 return conf;
|
|
|
786 }
|
|
|
787
|
|
|
788
|
|
|
789 static char *
|
|
|
790 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
791 {
|
|
|
792 ngx_http_log_loc_conf_t *prev = parent;
|
|
|
793 ngx_http_log_loc_conf_t *conf = child;
|
|
|
794
|
|
|
795 ngx_http_log_t *log;
|
|
|
796 ngx_http_log_fmt_t *fmt;
|
|
|
797 ngx_http_log_main_conf_t *lmcf;
|
|
|
798
|
|
384
|
799 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) {
|
|
|
800
|
|
|
801 conf->open_file_cache = prev->open_file_cache;
|
|
|
802 conf->open_file_cache_valid = prev->open_file_cache_valid;
|
|
|
803 conf->open_file_cache_min_uses = prev->open_file_cache_min_uses;
|
|
|
804
|
|
|
805 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) {
|
|
|
806 conf->open_file_cache = NULL;
|
|
|
807 }
|
|
|
808 }
|
|
|
809
|
|
278
|
810 if (conf->logs || conf->off) {
|
|
|
811 return NGX_CONF_OK;
|
|
|
812 }
|
|
118
|
813
|
|
386
|
814 conf->logs = prev->logs;
|
|
|
815 conf->off = prev->off;
|
|
118
|
816
|
|
278
|
817 if (conf->logs || conf->off) {
|
|
|
818 return NGX_CONF_OK;
|
|
|
819 }
|
|
118
|
820
|
|
278
|
821 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t));
|
|
|
822 if (conf->logs == NULL) {
|
|
|
823 return NGX_CONF_ERROR;
|
|
|
824 }
|
|
118
|
825
|
|
278
|
826 log = ngx_array_push(conf->logs);
|
|
|
827 if (log == NULL) {
|
|
|
828 return NGX_CONF_ERROR;
|
|
|
829 }
|
|
118
|
830
|
|
278
|
831 log->file = ngx_conf_open_file(cf->cycle, &ngx_http_access_log);
|
|
|
832 if (log->file == NULL) {
|
|
|
833 return NGX_CONF_ERROR;
|
|
|
834 }
|
|
118
|
835
|
|
386
|
836 log->script = NULL;
|
|
278
|
837 log->disk_full_time = 0;
|
|
|
838 log->error_log_time = 0;
|
|
118
|
839
|
|
278
|
840 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
841 fmt = lmcf->formats.elts;
|
|
|
842
|
|
|
843 /* the default "combined" format */
|
|
412
|
844 log->format = &fmt[0];
|
|
278
|
845 lmcf->combined_used = 1;
|
|
118
|
846
|
|
|
847 return NGX_CONF_OK;
|
|
|
848 }
|
|
|
849
|
|
|
850
|
|
|
851 static char *
|
|
|
852 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
853 {
|
|
|
854 ngx_http_log_loc_conf_t *llcf = conf;
|
|
|
855
|
|
384
|
856 ssize_t buf;
|
|
|
857 ngx_uint_t i, n;
|
|
|
858 ngx_str_t *value, name;
|
|
|
859 ngx_http_log_t *log;
|
|
|
860 ngx_http_log_fmt_t *fmt;
|
|
|
861 ngx_http_log_main_conf_t *lmcf;
|
|
|
862 ngx_http_script_compile_t sc;
|
|
118
|
863
|
|
|
864 value = cf->args->elts;
|
|
|
865
|
|
|
866 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
|
867 llcf->off = 1;
|
|
516
|
868 if (cf->args->nelts == 2) {
|
|
|
869 return NGX_CONF_OK;
|
|
|
870 }
|
|
|
871
|
|
|
872 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
873 "invalid parameter \"%V\"", &value[2]);
|
|
|
874 return NGX_CONF_ERROR;
|
|
118
|
875 }
|
|
|
876
|
|
|
877 if (llcf->logs == NULL) {
|
|
|
878 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t));
|
|
|
879 if (llcf->logs == NULL) {
|
|
|
880 return NGX_CONF_ERROR;
|
|
|
881 }
|
|
|
882 }
|
|
|
883
|
|
|
884 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
885
|
|
|
886 log = ngx_array_push(llcf->logs);
|
|
|
887 if (log == NULL) {
|
|
|
888 return NGX_CONF_ERROR;
|
|
|
889 }
|
|
|
890
|
|
384
|
891 ngx_memzero(log, sizeof(ngx_http_log_t));
|
|
|
892
|
|
|
893 n = ngx_http_script_variables_count(&value[1]);
|
|
|
894
|
|
|
895 if (n == 0) {
|
|
|
896 log->file = ngx_conf_open_file(cf->cycle, &value[1]);
|
|
|
897 if (log->file == NULL) {
|
|
|
898 return NGX_CONF_ERROR;
|
|
|
899 }
|
|
|
900
|
|
|
901 } else {
|
|
454
|
902 if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) {
|
|
384
|
903 return NGX_CONF_ERROR;
|
|
|
904 }
|
|
|
905
|
|
|
906 log->script = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_script_t));
|
|
|
907 if (log->script == NULL) {
|
|
|
908 return NGX_CONF_ERROR;
|
|
|
909 }
|
|
|
910
|
|
|
911 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
912
|
|
|
913 sc.cf = cf;
|
|
|
914 sc.source = &value[1];
|
|
|
915 sc.lengths = &log->script->lengths;
|
|
|
916 sc.values = &log->script->values;
|
|
|
917 sc.variables = n;
|
|
|
918 sc.complete_lengths = 1;
|
|
|
919 sc.complete_values = 1;
|
|
|
920
|
|
|
921 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
|
922 return NGX_CONF_ERROR;
|
|
|
923 }
|
|
118
|
924 }
|
|
|
925
|
|
120
|
926 if (cf->args->nelts >= 3) {
|
|
118
|
927 name = value[2];
|
|
130
|
928
|
|
|
929 if (ngx_strcmp(name.data, "combined") == 0) {
|
|
|
930 lmcf->combined_used = 1;
|
|
|
931 }
|
|
|
932
|
|
118
|
933 } else {
|
|
570
|
934 ngx_str_set(&name, "combined");
|
|
122
|
935 lmcf->combined_used = 1;
|
|
118
|
936 }
|
|
|
937
|
|
|
938 fmt = lmcf->formats.elts;
|
|
|
939 for (i = 0; i < lmcf->formats.nelts; i++) {
|
|
|
940 if (fmt[i].name.len == name.len
|
|
|
941 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0)
|
|
|
942 {
|
|
412
|
943 log->format = &fmt[i];
|
|
120
|
944 goto buffer;
|
|
118
|
945 }
|
|
|
946 }
|
|
|
947
|
|
|
948 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
949 "unknown log format \"%V\"", &name);
|
|
120
|
950 return NGX_CONF_ERROR;
|
|
118
|
951
|
|
120
|
952 buffer:
|
|
|
953
|
|
|
954 if (cf->args->nelts == 4) {
|
|
|
955 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) {
|
|
|
956 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
957 "invalid parameter \"%V\"", &value[3]);
|
|
|
958 return NGX_CONF_ERROR;
|
|
|
959 }
|
|
|
960
|
|
384
|
961 if (log->script) {
|
|
|
962 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
640
|
963 "buffered logs cannot have variables in name");
|
|
384
|
964 return NGX_CONF_ERROR;
|
|
|
965 }
|
|
|
966
|
|
120
|
967 name.len = value[3].len - 7;
|
|
|
968 name.data = value[3].data + 7;
|
|
|
969
|
|
|
970 buf = ngx_parse_size(&name);
|
|
|
971
|
|
|
972 if (buf == NGX_ERROR) {
|
|
|
973 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
654
|
974 "invalid buffer value \"%V\"", &name);
|
|
120
|
975 return NGX_CONF_ERROR;
|
|
|
976 }
|
|
|
977
|
|
|
978 if (log->file->buffer && log->file->last - log->file->pos != buf) {
|
|
|
979 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
980 "access_log \"%V\" already defined "
|
|
|
981 "with different buffer size", &value[1]);
|
|
|
982 return NGX_CONF_ERROR;
|
|
|
983 }
|
|
|
984
|
|
|
985 log->file->buffer = ngx_palloc(cf->pool, buf);
|
|
|
986 if (log->file->buffer == NULL) {
|
|
|
987 return NGX_CONF_ERROR;
|
|
|
988 }
|
|
|
989
|
|
|
990 log->file->pos = log->file->buffer;
|
|
|
991 log->file->last = log->file->buffer + buf;
|
|
|
992 }
|
|
|
993
|
|
|
994 return NGX_CONF_OK;
|
|
118
|
995 }
|
|
|
996
|
|
|
997
|
|
|
998 static char *
|
|
|
999 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1000 {
|
|
|
1001 ngx_http_log_main_conf_t *lmcf = conf;
|
|
|
1002
|
|
122
|
1003 ngx_str_t *value;
|
|
|
1004 ngx_uint_t i;
|
|
|
1005 ngx_http_log_fmt_t *fmt;
|
|
118
|
1006
|
|
654
|
1007 if (cf->cmd_type != NGX_HTTP_MAIN_CONF) {
|
|
|
1008 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1009 "the \"log_format\" directive may be used "
|
|
|
1010 "only on \"http\" level");
|
|
|
1011 }
|
|
|
1012
|
|
118
|
1013 value = cf->args->elts;
|
|
|
1014
|
|
|
1015 fmt = lmcf->formats.elts;
|
|
122
|
1016 for (i = 0; i < lmcf->formats.nelts; i++) {
|
|
|
1017 if (fmt[i].name.len == value[1].len
|
|
|
1018 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0)
|
|
118
|
1019 {
|
|
380
|
1020 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1021 "duplicate \"log_format\" name \"%V\"",
|
|
|
1022 &value[1]);
|
|
|
1023 return NGX_CONF_ERROR;
|
|
118
|
1024 }
|
|
|
1025 }
|
|
|
1026
|
|
|
1027 fmt = ngx_array_push(&lmcf->formats);
|
|
|
1028 if (fmt == NULL) {
|
|
|
1029 return NGX_CONF_ERROR;
|
|
|
1030 }
|
|
|
1031
|
|
|
1032 fmt->name = value[1];
|
|
|
1033
|
|
412
|
1034 fmt->flushes = ngx_array_create(cf->pool, 4, sizeof(ngx_int_t));
|
|
|
1035 if (fmt->flushes == NULL) {
|
|
|
1036 return NGX_CONF_ERROR;
|
|
|
1037 }
|
|
|
1038
|
|
122
|
1039 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t));
|
|
118
|
1040 if (fmt->ops == NULL) {
|
|
|
1041 return NGX_CONF_ERROR;
|
|
|
1042 }
|
|
|
1043
|
|
412
|
1044 return ngx_http_log_compile_format(cf, fmt->flushes, fmt->ops, cf->args, 2);
|
|
122
|
1045 }
|
|
|
1046
|
|
118
|
1047
|
|
122
|
1048 static char *
|
|
412
|
1049 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *flushes,
|
|
|
1050 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s)
|
|
122
|
1051 {
|
|
260
|
1052 u_char *data, *p, ch;
|
|
|
1053 size_t i, len;
|
|
|
1054 ngx_str_t *value, var;
|
|
412
|
1055 ngx_int_t *flush;
|
|
260
|
1056 ngx_uint_t bracket;
|
|
|
1057 ngx_http_log_op_t *op;
|
|
|
1058 ngx_http_log_var_t *v;
|
|
122
|
1059
|
|
|
1060 value = args->elts;
|
|
|
1061
|
|
|
1062 for ( /* void */ ; s < args->nelts; s++) {
|
|
118
|
1063
|
|
|
1064 i = 0;
|
|
|
1065
|
|
|
1066 while (i < value[s].len) {
|
|
|
1067
|
|
122
|
1068 op = ngx_array_push(ops);
|
|
118
|
1069 if (op == NULL) {
|
|
|
1070 return NGX_CONF_ERROR;
|
|
|
1071 }
|
|
|
1072
|
|
|
1073 data = &value[s].data[i];
|
|
|
1074
|
|
260
|
1075 if (value[s].data[i] == '$') {
|
|
118
|
1076
|
|
|
1077 if (++i == value[s].len) {
|
|
|
1078 goto invalid;
|
|
|
1079 }
|
|
|
1080
|
|
|
1081 if (value[s].data[i] == '{') {
|
|
|
1082 bracket = 1;
|
|
|
1083
|
|
|
1084 if (++i == value[s].len) {
|
|
|
1085 goto invalid;
|
|
|
1086 }
|
|
|
1087
|
|
|
1088 var.data = &value[s].data[i];
|
|
|
1089
|
|
|
1090 } else {
|
|
|
1091 bracket = 0;
|
|
|
1092 var.data = &value[s].data[i];
|
|
|
1093 }
|
|
|
1094
|
|
|
1095 for (var.len = 0; i < value[s].len; i++, var.len++) {
|
|
|
1096 ch = value[s].data[i];
|
|
|
1097
|
|
|
1098 if (ch == '}' && bracket) {
|
|
|
1099 i++;
|
|
|
1100 bracket = 0;
|
|
|
1101 break;
|
|
|
1102 }
|
|
|
1103
|
|
|
1104 if ((ch >= 'A' && ch <= 'Z')
|
|
|
1105 || (ch >= 'a' && ch <= 'z')
|
|
|
1106 || (ch >= '0' && ch <= '9')
|
|
|
1107 || ch == '_')
|
|
|
1108 {
|
|
|
1109 continue;
|
|
|
1110 }
|
|
|
1111
|
|
|
1112 break;
|
|
|
1113 }
|
|
|
1114
|
|
|
1115 if (bracket) {
|
|
|
1116 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1117 "the closing bracket in \"%V\" "
|
|
|
1118 "variable is missing", &var);
|
|
|
1119 return NGX_CONF_ERROR;
|
|
|
1120 }
|
|
|
1121
|
|
|
1122 if (var.len == 0) {
|
|
|
1123 goto invalid;
|
|
|
1124 }
|
|
|
1125
|
|
126
|
1126 if (ngx_strncmp(var.data, "apache_bytes_sent", 17) == 0) {
|
|
|
1127 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1128 "use \"$body_bytes_sent\" instead of "
|
|
|
1129 "\"$apache_bytes_sent\"");
|
|
|
1130 }
|
|
|
1131
|
|
122
|
1132 for (v = ngx_http_log_vars; v->name.len; v++) {
|
|
|
1133
|
|
|
1134 if (v->name.len == var.len
|
|
|
1135 && ngx_strncmp(v->name.data, var.data, var.len) == 0)
|
|
|
1136 {
|
|
|
1137 op->len = v->len;
|
|
|
1138 op->getlen = NULL;
|
|
|
1139 op->run = v->run;
|
|
|
1140 op->data = 0;
|
|
|
1141
|
|
|
1142 goto found;
|
|
|
1143 }
|
|
|
1144 }
|
|
|
1145
|
|
118
|
1146 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) {
|
|
|
1147 return NGX_CONF_ERROR;
|
|
|
1148 }
|
|
|
1149
|
|
412
|
1150 if (flushes) {
|
|
|
1151
|
|
|
1152 flush = ngx_array_push(flushes);
|
|
|
1153 if (flush == NULL) {
|
|
|
1154 return NGX_CONF_ERROR;
|
|
|
1155 }
|
|
|
1156
|
|
|
1157 *flush = op->data; /* variable index */
|
|
|
1158 }
|
|
|
1159
|
|
122
|
1160 found:
|
|
|
1161
|
|
|
1162 continue;
|
|
|
1163 }
|
|
|
1164
|
|
|
1165 i++;
|
|
118
|
1166
|
|
260
|
1167 while (i < value[s].len && value[s].data[i] != '$') {
|
|
122
|
1168 i++;
|
|
|
1169 }
|
|
118
|
1170
|
|
122
|
1171 len = &value[s].data[i] - data;
|
|
118
|
1172
|
|
122
|
1173 if (len) {
|
|
118
|
1174
|
|
122
|
1175 op->len = len;
|
|
|
1176 op->getlen = NULL;
|
|
118
|
1177
|
|
122
|
1178 if (len <= sizeof(uintptr_t)) {
|
|
|
1179 op->run = ngx_http_log_copy_short;
|
|
|
1180 op->data = 0;
|
|
118
|
1181
|
|
122
|
1182 while (len--) {
|
|
|
1183 op->data <<= 8;
|
|
|
1184 op->data |= data[len];
|
|
|
1185 }
|
|
|
1186
|
|
|
1187 } else {
|
|
|
1188 op->run = ngx_http_log_copy_long;
|
|
118
|
1189
|
|
382
|
1190 p = ngx_pnalloc(cf->pool, len);
|
|
122
|
1191 if (p == NULL) {
|
|
|
1192 return NGX_CONF_ERROR;
|
|
|
1193 }
|
|
118
|
1194
|
|
122
|
1195 ngx_memcpy(p, data, len);
|
|
|
1196 op->data = (uintptr_t) p;
|
|
118
|
1197 }
|
|
|
1198 }
|
|
|
1199 }
|
|
|
1200 }
|
|
|
1201
|
|
|
1202 return NGX_CONF_OK;
|
|
|
1203
|
|
|
1204 invalid:
|
|
|
1205
|
|
|
1206 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data);
|
|
|
1207
|
|
|
1208 return NGX_CONF_ERROR;
|
|
|
1209 }
|
|
|
1210
|
|
|
1211
|
|
384
|
1212 static char *
|
|
|
1213 ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1214 {
|
|
|
1215 ngx_http_log_loc_conf_t *llcf = conf;
|
|
|
1216
|
|
|
1217 time_t inactive, valid;
|
|
|
1218 ngx_str_t *value, s;
|
|
|
1219 ngx_int_t max, min_uses;
|
|
|
1220 ngx_uint_t i;
|
|
|
1221
|
|
|
1222 if (llcf->open_file_cache != NGX_CONF_UNSET_PTR) {
|
|
|
1223 return "is duplicate";
|
|
|
1224 }
|
|
|
1225
|
|
|
1226 value = cf->args->elts;
|
|
|
1227
|
|
|
1228 max = 0;
|
|
|
1229 inactive = 10;
|
|
|
1230 valid = 60;
|
|
|
1231 min_uses = 1;
|
|
|
1232
|
|
|
1233 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
1234
|
|
|
1235 if (ngx_strncmp(value[i].data, "max=", 4) == 0) {
|
|
|
1236
|
|
|
1237 max = ngx_atoi(value[i].data + 4, value[i].len - 4);
|
|
|
1238 if (max == NGX_ERROR) {
|
|
|
1239 goto failed;
|
|
|
1240 }
|
|
|
1241
|
|
|
1242 continue;
|
|
|
1243 }
|
|
|
1244
|
|
|
1245 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) {
|
|
|
1246
|
|
|
1247 s.len = value[i].len - 9;
|
|
|
1248 s.data = value[i].data + 9;
|
|
|
1249
|
|
|
1250 inactive = ngx_parse_time(&s, 1);
|
|
|
1251 if (inactive < 0) {
|
|
|
1252 goto failed;
|
|
|
1253 }
|
|
|
1254
|
|
|
1255 continue;
|
|
|
1256 }
|
|
|
1257
|
|
|
1258 if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) {
|
|
|
1259
|
|
|
1260 min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9);
|
|
|
1261 if (min_uses == NGX_ERROR) {
|
|
|
1262 goto failed;
|
|
|
1263 }
|
|
|
1264
|
|
|
1265 continue;
|
|
|
1266 }
|
|
|
1267
|
|
|
1268 if (ngx_strncmp(value[i].data, "valid=", 6) == 0) {
|
|
|
1269
|
|
|
1270 s.len = value[i].len - 6;
|
|
|
1271 s.data = value[i].data + 6;
|
|
|
1272
|
|
|
1273 valid = ngx_parse_time(&s, 1);
|
|
|
1274 if (valid < 0) {
|
|
|
1275 goto failed;
|
|
|
1276 }
|
|
|
1277
|
|
|
1278 continue;
|
|
|
1279 }
|
|
|
1280
|
|
|
1281 if (ngx_strcmp(value[i].data, "off") == 0) {
|
|
|
1282
|
|
|
1283 llcf->open_file_cache = NULL;
|
|
|
1284
|
|
|
1285 continue;
|
|
|
1286 }
|
|
|
1287
|
|
|
1288 failed:
|
|
|
1289
|
|
|
1290 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1291 "invalid \"open_log_file_cache\" parameter \"%V\"",
|
|
|
1292 &value[i]);
|
|
|
1293 return NGX_CONF_ERROR;
|
|
|
1294 }
|
|
|
1295
|
|
|
1296 if (llcf->open_file_cache == NULL) {
|
|
|
1297 return NGX_CONF_OK;
|
|
|
1298 }
|
|
|
1299
|
|
|
1300 if (max == 0) {
|
|
|
1301 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1302 "\"open_log_file_cache\" must have \"max\" parameter");
|
|
|
1303 return NGX_CONF_ERROR;
|
|
|
1304 }
|
|
|
1305
|
|
|
1306 llcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive);
|
|
|
1307
|
|
|
1308 if (llcf->open_file_cache) {
|
|
|
1309
|
|
|
1310 llcf->open_file_cache_valid = valid;
|
|
|
1311 llcf->open_file_cache_min_uses = min_uses;
|
|
|
1312
|
|
|
1313 return NGX_CONF_OK;
|
|
|
1314 }
|
|
|
1315
|
|
|
1316 return NGX_CONF_ERROR;
|
|
|
1317 }
|
|
|
1318
|
|
|
1319
|
|
118
|
1320 static ngx_int_t
|
|
122
|
1321 ngx_http_log_init(ngx_conf_t *cf)
|
|
118
|
1322 {
|
|
122
|
1323 ngx_str_t *value;
|
|
|
1324 ngx_array_t a;
|
|
130
|
1325 ngx_http_handler_pt *h;
|
|
122
|
1326 ngx_http_log_fmt_t *fmt;
|
|
|
1327 ngx_http_log_main_conf_t *lmcf;
|
|
118
|
1328 ngx_http_core_main_conf_t *cmcf;
|
|
|
1329
|
|
122
|
1330 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
1331
|
|
|
1332 if (lmcf->combined_used) {
|
|
|
1333 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) {
|
|
|
1334 return NGX_ERROR;
|
|
|
1335 }
|
|
|
1336
|
|
|
1337 value = ngx_array_push(&a);
|
|
|
1338 if (value == NULL) {
|
|
|
1339 return NGX_ERROR;
|
|
|
1340 }
|
|
|
1341
|
|
|
1342 *value = ngx_http_combined_fmt;
|
|
|
1343 fmt = lmcf->formats.elts;
|
|
|
1344
|
|
412
|
1345 if (ngx_http_log_compile_format(cf, NULL, fmt->ops, &a, 0)
|
|
122
|
1346 != NGX_CONF_OK)
|
|
|
1347 {
|
|
|
1348 return NGX_ERROR;
|
|
|
1349 }
|
|
|
1350 }
|
|
|
1351
|
|
|
1352 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
|
|
118
|
1353
|
|
130
|
1354 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers);
|
|
|
1355 if (h == NULL) {
|
|
|
1356 return NGX_ERROR;
|
|
|
1357 }
|
|
|
1358
|
|
|
1359 *h = ngx_http_log_handler;
|
|
118
|
1360
|
|
|
1361 return NGX_OK;
|
|
|
1362 }
|
