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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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660
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4 * Copyright (C) Nginx, Inc.
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118
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5 */
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6
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <ngx_http.h>
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11
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12
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260
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13 typedef struct ngx_http_log_op_s ngx_http_log_op_t;
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14
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15 typedef u_char *(*ngx_http_log_op_run_pt) (ngx_http_request_t *r, u_char *buf,
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16 ngx_http_log_op_t *op);
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17
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18 typedef size_t (*ngx_http_log_op_getlen_pt) (ngx_http_request_t *r,
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19 uintptr_t data);
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20
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21
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22 struct ngx_http_log_op_s {
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23 size_t len;
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24 ngx_http_log_op_getlen_pt getlen;
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25 ngx_http_log_op_run_pt run;
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26 uintptr_t data;
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27 };
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28
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122
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29
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30 typedef struct {
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31 ngx_str_t name;
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412
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32 ngx_array_t *flushes;
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122
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33 ngx_array_t *ops; /* array of ngx_http_log_op_t */
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34 } ngx_http_log_fmt_t;
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35
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206
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36
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122
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37 typedef struct {
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38 ngx_array_t formats; /* array of ngx_http_log_fmt_t */
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39 ngx_uint_t combined_used; /* unsigned combined_used:1 */
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40 } ngx_http_log_main_conf_t;
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41
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206
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42
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122
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43 typedef struct {
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384
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44 ngx_array_t *lengths;
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45 ngx_array_t *values;
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46 } ngx_http_log_script_t;
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47
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48
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49 typedef struct {
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122
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50 ngx_open_file_t *file;
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384
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51 ngx_http_log_script_t *script;
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182
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52 time_t disk_full_time;
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278
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53 time_t error_log_time;
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412
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54 ngx_http_log_fmt_t *format;
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122
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55 } ngx_http_log_t;
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56
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206
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57
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122
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58 typedef struct {
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59 ngx_array_t *logs; /* array of ngx_http_log_t */
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384
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60
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61 ngx_open_file_cache_t *open_file_cache;
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62 time_t open_file_cache_valid;
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63 ngx_uint_t open_file_cache_min_uses;
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64
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122
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65 ngx_uint_t off; /* unsigned off:1 */
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66 } ngx_http_log_loc_conf_t;
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67
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68
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69 typedef struct {
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70 ngx_str_t name;
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71 size_t len;
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72 ngx_http_log_op_run_pt run;
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73 } ngx_http_log_var_t;
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74
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75
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278
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76 static void ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log,
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77 u_char *buf, size_t len);
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384
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78 static ssize_t ngx_http_log_script_write(ngx_http_request_t *r,
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79 ngx_http_log_script_t *script, u_char **name, u_char *buf, size_t len);
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278
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80
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118
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81 static u_char *ngx_http_log_connection(ngx_http_request_t *r, u_char *buf,
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82 ngx_http_log_op_t *op);
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83 static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf,
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84 ngx_http_log_op_t *op);
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85 static u_char *ngx_http_log_time(ngx_http_request_t *r, u_char *buf,
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86 ngx_http_log_op_t *op);
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616
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87 static u_char *ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf,
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88 ngx_http_log_op_t *op);
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118
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89 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf,
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90 ngx_http_log_op_t *op);
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91 static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf,
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92 ngx_http_log_op_t *op);
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93 static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf,
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94 ngx_http_log_op_t *op);
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122
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95 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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96 ngx_http_log_op_t *op);
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126
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97 static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r,
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122
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98 u_char *buf, ngx_http_log_op_t *op);
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118
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99 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf,
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100 ngx_http_log_op_t *op);
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101
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102 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf,
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103 ngx_http_log_op_t *op, ngx_str_t *value);
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104 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r,
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105 uintptr_t data);
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106 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf,
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107 ngx_http_log_op_t *op);
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376
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108 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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109
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110
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111 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf);
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112 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf);
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113 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent,
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114 void *child);
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115 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd,
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116 void *conf);
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117 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd,
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118 void *conf);
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122
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119 static char *ngx_http_log_compile_format(ngx_conf_t *cf,
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412
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120 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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121 static char *ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd,
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122 void *conf);
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122
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123 static ngx_int_t ngx_http_log_init(ngx_conf_t *cf);
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118
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124
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125
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126 static ngx_command_t ngx_http_log_commands[] = {
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127
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128 { ngx_string("log_format"),
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129 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE,
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130 ngx_http_log_set_format,
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131 NGX_HTTP_MAIN_CONF_OFFSET,
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132 0,
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133 NULL },
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134
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135 { ngx_string("access_log"),
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194
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136 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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137 |NGX_HTTP_LMT_CONF|NGX_CONF_TAKE123,
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118
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138 ngx_http_log_set_log,
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139 NGX_HTTP_LOC_CONF_OFFSET,
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140 0,
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141 NULL },
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142
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384
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143 { ngx_string("open_log_file_cache"),
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144 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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145 ngx_http_log_open_file_cache,
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146 NGX_HTTP_LOC_CONF_OFFSET,
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147 0,
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148 NULL },
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149
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118
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150 ngx_null_command
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151 };
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152
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153
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216
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154 static ngx_http_module_t ngx_http_log_module_ctx = {
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260
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155 NULL, /* preconfiguration */
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122
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156 ngx_http_log_init, /* postconfiguration */
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118
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157
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158 ngx_http_log_create_main_conf, /* create main configuration */
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159 NULL, /* init main configuration */
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160
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161 NULL, /* create server configuration */
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162 NULL, /* merge server configuration */
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163
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164 ngx_http_log_create_loc_conf, /* create location configration */
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165 ngx_http_log_merge_loc_conf /* merge location configration */
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166 };
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167
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168
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169 ngx_module_t ngx_http_log_module = {
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170 NGX_MODULE_V1,
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171 &ngx_http_log_module_ctx, /* module context */
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172 ngx_http_log_commands, /* module directives */
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173 NGX_HTTP_MODULE, /* module type */
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174 NULL, /* init master */
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122
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175 NULL, /* init module */
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118
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176 NULL, /* init process */
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177 NULL, /* init thread */
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178 NULL, /* exit thread */
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179 NULL, /* exit process */
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180 NULL, /* exit master */
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181 NGX_MODULE_V1_PADDING
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182 };
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183
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184
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278
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185 static ngx_str_t ngx_http_access_log = ngx_string(NGX_HTTP_LOG_PATH);
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122
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186
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187
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188 static ngx_str_t ngx_http_combined_fmt =
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130
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189 ngx_string("$remote_addr - $remote_user [$time_local] "
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126
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190 "\"$request\" $status $body_bytes_sent "
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122
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191 "\"$http_referer\" \"$http_user_agent\"");
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118
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192
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193
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122
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194 static ngx_http_log_var_t ngx_http_log_vars[] = {
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195 { ngx_string("connection"), NGX_ATOMIC_T_LEN, ngx_http_log_connection },
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196 { ngx_string("pipe"), 1, ngx_http_log_pipe },
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130
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197 { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1,
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122
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198 ngx_http_log_time },
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616
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199 { ngx_string("time_iso8601"), sizeof("1970-09-28T12:00:00+06:00") - 1,
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200 ngx_http_log_iso8601 },
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122
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201 { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec },
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298
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202 { ngx_string("request_time"), NGX_TIME_T_LEN + 4,
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203 ngx_http_log_request_time },
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122
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204 { ngx_string("status"), 3, ngx_http_log_status },
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205 { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent },
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126
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206 { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN,
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207 ngx_http_log_body_bytes_sent },
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122
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208 { ngx_string("apache_bytes_sent"), NGX_OFF_T_LEN,
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126
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209 ngx_http_log_body_bytes_sent },
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122
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210 { ngx_string("request_length"), NGX_SIZE_T_LEN,
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211 ngx_http_log_request_length },
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212
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213 { ngx_null_string, 0, NULL }
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214 };
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118
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215
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216
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217 ngx_int_t
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218 ngx_http_log_handler(ngx_http_request_t *r)
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219 {
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220 u_char *line, *p;
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221 size_t len;
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278
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222 ngx_uint_t i, l;
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118
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223 ngx_http_log_t *log;
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120
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224 ngx_open_file_t *file;
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118
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225 ngx_http_log_op_t *op;
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226 ngx_http_log_loc_conf_t *lcf;
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227
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228 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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229 "http log handler");
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230
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231 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
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232
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233 if (lcf->off) {
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234 return NGX_OK;
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235 }
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236
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237 log = lcf->logs->elts;
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238 for (l = 0; l < lcf->logs->nelts; l++) {
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239
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182
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240 if (ngx_time() == log[l].disk_full_time) {
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241
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242 /*
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278
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243 * on FreeBSD writing to a full filesystem with enabled softupdates
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182
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244 * may block process for much longer time than writing to non-full
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278
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245 * filesystem, so we skip writing to a log for one second
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182
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246 */
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247
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248 continue;
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249 }
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250
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412
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251 ngx_http_script_flush_no_cacheable_variables(r, log[l].format->flushes);
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252
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118
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253 len = 0;
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412
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254 op = log[l].format->ops->elts;
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255 for (i = 0; i < log[l].format->ops->nelts; i++) {
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118
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256 if (op[i].len == 0) {
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257 len += op[i].getlen(r, op[i].data);
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258
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259 } else {
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260 len += op[i].len;
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261 }
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262 }
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263
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120
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264 len += NGX_LINEFEED_SIZE;
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265
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266 file = log[l].file;
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267
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384
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268 if (file && file->buffer) {
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120
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269
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270 if (len > (size_t) (file->last - file->pos)) {
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271
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278
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272 ngx_http_log_write(r, &log[l], file->buffer,
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273 file->pos - file->buffer);
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120
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274
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275 file->pos = file->buffer;
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276 }
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277
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278 if (len <= (size_t) (file->last - file->pos)) {
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279
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280 p = file->pos;
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281
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412
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282 for (i = 0; i < log[l].format->ops->nelts; i++) {
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120
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283 p = op[i].run(r, p, &op[i]);
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284 }
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285
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286 ngx_linefeed(p);
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287
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288 file->pos = p;
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289
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290 continue;
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291 }
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292 }
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118
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293
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382
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294 line = ngx_pnalloc(r->pool, len);
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118
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295 if (line == NULL) {
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296 return NGX_ERROR;
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297 }
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298
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299 p = line;
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300
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412
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301 for (i = 0; i < log[l].format->ops->nelts; i++) {
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118
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302 p = op[i].run(r, p, &op[i]);
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303 }
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304
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120
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305 ngx_linefeed(p);
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306
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278
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307 ngx_http_log_write(r, &log[l], line, p - line);
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118
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308 }
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309
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310 return NGX_OK;
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311 }
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312
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313
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278
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314 static void
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315 ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, u_char *buf,
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316 size_t len)
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317 {
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384
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318 u_char *name;
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319 time_t now;
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320 ssize_t n;
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321 ngx_err_t err;
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278
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322
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384
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323 if (log->script == NULL) {
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324 name = log->file->name.data;
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325 n = ngx_write_fd(log->file->fd, buf, len);
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326
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327 } else {
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328 name = NULL;
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329 n = ngx_http_log_script_write(r, log->script, &name, buf, len);
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330 }
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278
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331
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332 if (n == (ssize_t) len) {
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333 return;
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334 }
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335
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336 now = ngx_time();
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337
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338 if (n == -1) {
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339 err = ngx_errno;
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340
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341 if (err == NGX_ENOSPC) {
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342 log->disk_full_time = now;
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343 }
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344
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296
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345 if (now - log->error_log_time > 59) {
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278
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346 ngx_log_error(NGX_LOG_ALERT, r->connection->log, err,
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384
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347 ngx_write_fd_n " to \"%s\" failed", name);
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278
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348
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349 log->error_log_time = now;
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350 }
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351
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352 return;
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353 }
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354
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296
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355 if (now - log->error_log_time > 59) {
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278
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356 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
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384
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357 ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz",
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358 name, n, len);
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278
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359
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360 log->error_log_time = now;
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|
|
361 }
|
|
|
362 }
|
|
|
363
|
|
|
364
|
|
384
|
365 static ssize_t
|
|
|
366 ngx_http_log_script_write(ngx_http_request_t *r, ngx_http_log_script_t *script,
|
|
|
367 u_char **name, u_char *buf, size_t len)
|
|
|
368 {
|
|
|
369 size_t root;
|
|
|
370 ssize_t n;
|
|
|
371 ngx_str_t log, path;
|
|
|
372 ngx_open_file_info_t of;
|
|
|
373 ngx_http_log_loc_conf_t *llcf;
|
|
|
374 ngx_http_core_loc_conf_t *clcf;
|
|
|
375
|
|
388
|
376 if (!r->root_tested) {
|
|
384
|
377
|
|
|
378 /* test root directory existance */
|
|
|
379
|
|
|
380 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) {
|
|
|
381 /* simulate successfull logging */
|
|
|
382 return len;
|
|
|
383 }
|
|
|
384
|
|
|
385 path.data[root] = '\0';
|
|
|
386
|
|
|
387 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
|
|
|
388
|
|
|
389 ngx_memzero(&of, sizeof(ngx_open_file_info_t));
|
|
|
390
|
|
|
391 of.valid = clcf->open_file_cache_valid;
|
|
|
392 of.min_uses = clcf->open_file_cache_min_uses;
|
|
482
|
393 of.test_dir = 1;
|
|
|
394 of.test_only = 1;
|
|
384
|
395 of.errors = clcf->open_file_cache_errors;
|
|
|
396 of.events = clcf->open_file_cache_events;
|
|
|
397
|
|
|
398 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool)
|
|
388
|
399 != NGX_OK)
|
|
384
|
400 {
|
|
388
|
401 if (of.err == 0) {
|
|
|
402 /* simulate successfull logging */
|
|
|
403 return len;
|
|
|
404 }
|
|
|
405
|
|
|
406 ngx_log_error(NGX_LOG_ERR, r->connection->log, of.err,
|
|
|
407 "testing \"%s\" existence failed", path.data);
|
|
|
408
|
|
|
409 /* simulate successfull logging */
|
|
|
410 return len;
|
|
|
411 }
|
|
|
412
|
|
|
413 if (!of.is_dir) {
|
|
|
414 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ENOTDIR,
|
|
|
415 "testing \"%s\" existence failed", path.data);
|
|
|
416
|
|
|
417 /* simulate successfull logging */
|
|
384
|
418 return len;
|
|
|
419 }
|
|
|
420 }
|
|
|
421
|
|
|
422 if (ngx_http_script_run(r, &log, script->lengths->elts, 1,
|
|
|
423 script->values->elts)
|
|
|
424 == NULL)
|
|
|
425 {
|
|
|
426 /* simulate successfull logging */
|
|
|
427 return len;
|
|
|
428 }
|
|
|
429
|
|
|
430 log.data[log.len - 1] = '\0';
|
|
|
431 *name = log.data;
|
|
|
432
|
|
|
433 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
434 "http log \"%s\"", log.data);
|
|
|
435
|
|
|
436 llcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
|
|
|
437
|
|
|
438 ngx_memzero(&of, sizeof(ngx_open_file_info_t));
|
|
|
439
|
|
|
440 of.log = 1;
|
|
|
441 of.valid = llcf->open_file_cache_valid;
|
|
|
442 of.min_uses = llcf->open_file_cache_min_uses;
|
|
416
|
443 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF;
|
|
384
|
444
|
|
|
445 if (ngx_open_cached_file(llcf->open_file_cache, &log, &of, r->pool)
|
|
|
446 != NGX_OK)
|
|
|
447 {
|
|
|
448 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,
|
|
482
|
449 "%s \"%s\" failed", of.failed, log.data);
|
|
386
|
450 /* simulate successfull logging */
|
|
|
451 return len;
|
|
384
|
452 }
|
|
|
453
|
|
|
454 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
455 "http log #%d", of.fd);
|
|
|
456
|
|
|
457 n = ngx_write_fd(of.fd, buf, len);
|
|
|
458
|
|
|
459 return n;
|
|
|
460 }
|
|
|
461
|
|
|
462
|
|
118
|
463 static u_char *
|
|
|
464 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf,
|
|
|
465 ngx_http_log_op_t *op)
|
|
|
466 {
|
|
|
467 size_t len;
|
|
|
468 uintptr_t data;
|
|
|
469
|
|
|
470 len = op->len;
|
|
|
471 data = op->data;
|
|
|
472
|
|
|
473 while (len--) {
|
|
|
474 *buf++ = (u_char) (data & 0xff);
|
|
|
475 data >>= 8;
|
|
|
476 }
|
|
|
477
|
|
|
478 return buf;
|
|
|
479 }
|
|
|
480
|
|
|
481
|
|
|
482 static u_char *
|
|
|
483 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf,
|
|
|
484 ngx_http_log_op_t *op)
|
|
|
485 {
|
|
|
486 return ngx_cpymem(buf, (u_char *) op->data, op->len);
|
|
|
487 }
|
|
|
488
|
|
|
489
|
|
|
490 static u_char *
|
|
|
491 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf,
|
|
|
492 ngx_http_log_op_t *op)
|
|
|
493 {
|
|
|
494 return ngx_sprintf(buf, "%ui", r->connection->number);
|
|
|
495 }
|
|
|
496
|
|
|
497
|
|
|
498 static u_char *
|
|
|
499 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
500 {
|
|
|
501 if (r->pipeline) {
|
|
|
502 *buf = 'p';
|
|
|
503 } else {
|
|
|
504 *buf = '.';
|
|
|
505 }
|
|
|
506
|
|
|
507 return buf + 1;
|
|
|
508 }
|
|
|
509
|
|
|
510
|
|
|
511 static u_char *
|
|
|
512 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
513 {
|
|
|
514 return ngx_cpymem(buf, ngx_cached_http_log_time.data,
|
|
|
515 ngx_cached_http_log_time.len);
|
|
|
516 }
|
|
|
517
|
|
616
|
518 static u_char *
|
|
|
519 ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
520 {
|
|
|
521 return ngx_cpymem(buf, ngx_cached_http_log_iso8601.data,
|
|
|
522 ngx_cached_http_log_iso8601.len);
|
|
|
523 }
|
|
118
|
524
|
|
|
525 static u_char *
|
|
|
526 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
527 {
|
|
|
528 ngx_time_t *tp;
|
|
|
529
|
|
|
530 tp = ngx_timeofday();
|
|
|
531
|
|
|
532 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec);
|
|
|
533 }
|
|
|
534
|
|
|
535
|
|
|
536 static u_char *
|
|
|
537 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf,
|
|
|
538 ngx_http_log_op_t *op)
|
|
|
539 {
|
|
298
|
540 ngx_time_t *tp;
|
|
|
541 ngx_msec_int_t ms;
|
|
|
542
|
|
|
543 tp = ngx_timeofday();
|
|
118
|
544
|
|
346
|
545 ms = (ngx_msec_int_t)
|
|
|
546 ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec));
|
|
570
|
547 ms = ngx_max(ms, 0);
|
|
118
|
548
|
|
298
|
549 return ngx_sprintf(buf, "%T.%03M", ms / 1000, ms % 1000);
|
|
118
|
550 }
|
|
|
551
|
|
|
552
|
|
|
553 static u_char *
|
|
|
554 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
555 {
|
|
554
|
556 ngx_uint_t status;
|
|
|
557
|
|
|
558 if (r->err_status) {
|
|
|
559 status = r->err_status;
|
|
|
560
|
|
|
561 } else if (r->headers_out.status) {
|
|
|
562 status = r->headers_out.status;
|
|
|
563
|
|
|
564 } else if (r->http_version == NGX_HTTP_VERSION_9) {
|
|
|
565 *buf++ = '0';
|
|
|
566 *buf++ = '0';
|
|
|
567 *buf++ = '9';
|
|
|
568 return buf;
|
|
|
569
|
|
|
570 } else {
|
|
|
571 status = 0;
|
|
|
572 }
|
|
|
573
|
|
|
574 return ngx_sprintf(buf, "%ui", status);
|
|
118
|
575 }
|
|
|
576
|
|
|
577
|
|
|
578 static u_char *
|
|
122
|
579 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf,
|
|
|
580 ngx_http_log_op_t *op)
|
|
118
|
581 {
|
|
|
582 return ngx_sprintf(buf, "%O", r->connection->sent);
|
|
|
583 }
|
|
|
584
|
|
|
585
|
|
316
|
586 /*
|
|
|
587 * although there is a real $body_bytes_sent variable,
|
|
|
588 * this log operation code function is more optimized for logging
|
|
|
589 */
|
|
|
590
|
|
118
|
591 static u_char *
|
|
126
|
592 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf,
|
|
118
|
593 ngx_http_log_op_t *op)
|
|
|
594 {
|
|
|
595 off_t length;
|
|
|
596
|
|
|
597 length = r->connection->sent - r->header_size;
|
|
|
598
|
|
|
599 if (length > 0) {
|
|
|
600 return ngx_sprintf(buf, "%O", length);
|
|
|
601 }
|
|
|
602
|
|
|
603 *buf = '0';
|
|
|
604
|
|
|
605 return buf + 1;
|
|
|
606 }
|
|
|
607
|
|
|
608
|
|
|
609 static u_char *
|
|
|
610 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf,
|
|
|
611 ngx_http_log_op_t *op)
|
|
|
612 {
|
|
212
|
613 return ngx_sprintf(buf, "%O", r->request_length);
|
|
118
|
614 }
|
|
|
615
|
|
|
616
|
|
|
617 static ngx_int_t
|
|
|
618 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op,
|
|
|
619 ngx_str_t *value)
|
|
|
620 {
|
|
|
621 ngx_int_t index;
|
|
|
622
|
|
|
623 index = ngx_http_get_variable_index(cf, value);
|
|
|
624 if (index == NGX_ERROR) {
|
|
|
625 return NGX_ERROR;
|
|
|
626 }
|
|
|
627
|
|
|
628 op->len = 0;
|
|
|
629 op->getlen = ngx_http_log_variable_getlen;
|
|
|
630 op->run = ngx_http_log_variable;
|
|
|
631 op->data = index;
|
|
|
632
|
|
|
633 return NGX_OK;
|
|
|
634 }
|
|
|
635
|
|
|
636
|
|
|
637 static size_t
|
|
|
638 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data)
|
|
|
639 {
|
|
376
|
640 uintptr_t len;
|
|
118
|
641 ngx_http_variable_value_t *value;
|
|
|
642
|
|
|
643 value = ngx_http_get_indexed_variable(r, data);
|
|
|
644
|
|
122
|
645 if (value == NULL || value->not_found) {
|
|
118
|
646 return 1;
|
|
|
647 }
|
|
|
648
|
|
376
|
649 len = ngx_http_log_escape(NULL, value->data, value->len);
|
|
|
650
|
|
|
651 value->escape = len ? 1 : 0;
|
|
|
652
|
|
|
653 return value->len + len * 3;
|
|
118
|
654 }
|
|
|
655
|
|
|
656
|
|
|
657 static u_char *
|
|
|
658 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
659 {
|
|
|
660 ngx_http_variable_value_t *value;
|
|
|
661
|
|
|
662 value = ngx_http_get_indexed_variable(r, op->data);
|
|
|
663
|
|
122
|
664 if (value == NULL || value->not_found) {
|
|
118
|
665 *buf = '-';
|
|
|
666 return buf + 1;
|
|
|
667 }
|
|
|
668
|
|
376
|
669 if (value->escape == 0) {
|
|
|
670 return ngx_cpymem(buf, value->data, value->len);
|
|
|
671
|
|
|
672 } else {
|
|
|
673 return (u_char *) ngx_http_log_escape(buf, value->data, value->len);
|
|
|
674 }
|
|
|
675 }
|
|
|
676
|
|
|
677
|
|
|
678 static uintptr_t
|
|
|
679 ngx_http_log_escape(u_char *dst, u_char *src, size_t size)
|
|
|
680 {
|
|
540
|
681 ngx_uint_t n;
|
|
376
|
682 static u_char hex[] = "0123456789ABCDEF";
|
|
|
683
|
|
|
684 static uint32_t escape[] = {
|
|
|
685 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
|
|
|
686
|
|
|
687 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */
|
|
|
688 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */
|
|
|
689
|
|
|
690 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */
|
|
|
691 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */
|
|
|
692
|
|
|
693 /* ~}| {zyx wvut srqp onml kjih gfed cba` */
|
|
644
|
694 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */
|
|
376
|
695
|
|
644
|
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 */
|
|
|
699 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
|
|
376
|
700 };
|
|
|
701
|
|
|
702
|
|
|
703 if (dst == NULL) {
|
|
|
704
|
|
|
705 /* find the number of the characters to be escaped */
|
|
|
706
|
|
526
|
707 n = 0;
|
|
376
|
708
|
|
540
|
709 while (size) {
|
|
376
|
710 if (escape[*src >> 5] & (1 << (*src & 0x1f))) {
|
|
|
711 n++;
|
|
|
712 }
|
|
|
713 src++;
|
|
540
|
714 size--;
|
|
376
|
715 }
|
|
|
716
|
|
|
717 return (uintptr_t) n;
|
|
|
718 }
|
|
|
719
|
|
540
|
720 while (size) {
|
|
376
|
721 if (escape[*src >> 5] & (1 << (*src & 0x1f))) {
|
|
|
722 *dst++ = '\\';
|
|
|
723 *dst++ = 'x';
|
|
|
724 *dst++ = hex[*src >> 4];
|
|
|
725 *dst++ = hex[*src & 0xf];
|
|
|
726 src++;
|
|
|
727
|
|
|
728 } else {
|
|
|
729 *dst++ = *src++;
|
|
|
730 }
|
|
540
|
731 size--;
|
|
376
|
732 }
|
|
|
733
|
|
|
734 return (uintptr_t) dst;
|
|
118
|
735 }
|
|
|
736
|
|
|
737
|
|
|
738 static void *
|
|
|
739 ngx_http_log_create_main_conf(ngx_conf_t *cf)
|
|
|
740 {
|
|
|
741 ngx_http_log_main_conf_t *conf;
|
|
|
742
|
|
122
|
743 ngx_http_log_fmt_t *fmt;
|
|
118
|
744
|
|
|
745 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t));
|
|
|
746 if (conf == NULL) {
|
|
496
|
747 return NULL;
|
|
118
|
748 }
|
|
|
749
|
|
|
750 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t))
|
|
122
|
751 != NGX_OK)
|
|
118
|
752 {
|
|
496
|
753 return NULL;
|
|
118
|
754 }
|
|
|
755
|
|
122
|
756 fmt = ngx_array_push(&conf->formats);
|
|
|
757 if (fmt == NULL) {
|
|
496
|
758 return NULL;
|
|
118
|
759 }
|
|
|
760
|
|
570
|
761 ngx_str_set(&fmt->name, "combined");
|
|
118
|
762
|
|
412
|
763 fmt->flushes = NULL;
|
|
|
764
|
|
122
|
765 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t));
|
|
|
766 if (fmt->ops == NULL) {
|
|
496
|
767 return NULL;
|
|
118
|
768 }
|
|
|
769
|
|
|
770 return conf;
|
|
|
771 }
|
|
|
772
|
|
|
773
|
|
|
774 static void *
|
|
|
775 ngx_http_log_create_loc_conf(ngx_conf_t *cf)
|
|
|
776 {
|
|
|
777 ngx_http_log_loc_conf_t *conf;
|
|
|
778
|
|
|
779 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t));
|
|
|
780 if (conf == NULL) {
|
|
496
|
781 return NULL;
|
|
118
|
782 }
|
|
|
783
|
|
384
|
784 conf->open_file_cache = NGX_CONF_UNSET_PTR;
|
|
|
785
|
|
118
|
786 return conf;
|
|
|
787 }
|
|
|
788
|
|
|
789
|
|
|
790 static char *
|
|
|
791 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
792 {
|
|
|
793 ngx_http_log_loc_conf_t *prev = parent;
|
|
|
794 ngx_http_log_loc_conf_t *conf = child;
|
|
|
795
|
|
|
796 ngx_http_log_t *log;
|
|
|
797 ngx_http_log_fmt_t *fmt;
|
|
|
798 ngx_http_log_main_conf_t *lmcf;
|
|
|
799
|
|
384
|
800 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) {
|
|
|
801
|
|
|
802 conf->open_file_cache = prev->open_file_cache;
|
|
|
803 conf->open_file_cache_valid = prev->open_file_cache_valid;
|
|
|
804 conf->open_file_cache_min_uses = prev->open_file_cache_min_uses;
|
|
|
805
|
|
|
806 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) {
|
|
|
807 conf->open_file_cache = NULL;
|
|
|
808 }
|
|
|
809 }
|
|
|
810
|
|
278
|
811 if (conf->logs || conf->off) {
|
|
|
812 return NGX_CONF_OK;
|
|
|
813 }
|
|
118
|
814
|
|
386
|
815 conf->logs = prev->logs;
|
|
|
816 conf->off = prev->off;
|
|
118
|
817
|
|
278
|
818 if (conf->logs || conf->off) {
|
|
|
819 return NGX_CONF_OK;
|
|
|
820 }
|
|
118
|
821
|
|
278
|
822 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t));
|
|
|
823 if (conf->logs == NULL) {
|
|
|
824 return NGX_CONF_ERROR;
|
|
|
825 }
|
|
118
|
826
|
|
278
|
827 log = ngx_array_push(conf->logs);
|
|
|
828 if (log == NULL) {
|
|
|
829 return NGX_CONF_ERROR;
|
|
|
830 }
|
|
118
|
831
|
|
278
|
832 log->file = ngx_conf_open_file(cf->cycle, &ngx_http_access_log);
|
|
|
833 if (log->file == NULL) {
|
|
|
834 return NGX_CONF_ERROR;
|
|
|
835 }
|
|
118
|
836
|
|
386
|
837 log->script = NULL;
|
|
278
|
838 log->disk_full_time = 0;
|
|
|
839 log->error_log_time = 0;
|
|
118
|
840
|
|
278
|
841 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
842 fmt = lmcf->formats.elts;
|
|
|
843
|
|
|
844 /* the default "combined" format */
|
|
412
|
845 log->format = &fmt[0];
|
|
278
|
846 lmcf->combined_used = 1;
|
|
118
|
847
|
|
|
848 return NGX_CONF_OK;
|
|
|
849 }
|
|
|
850
|
|
|
851
|
|
|
852 static char *
|
|
|
853 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
854 {
|
|
|
855 ngx_http_log_loc_conf_t *llcf = conf;
|
|
|
856
|
|
384
|
857 ssize_t buf;
|
|
|
858 ngx_uint_t i, n;
|
|
|
859 ngx_str_t *value, name;
|
|
|
860 ngx_http_log_t *log;
|
|
|
861 ngx_http_log_fmt_t *fmt;
|
|
|
862 ngx_http_log_main_conf_t *lmcf;
|
|
|
863 ngx_http_script_compile_t sc;
|
|
118
|
864
|
|
|
865 value = cf->args->elts;
|
|
|
866
|
|
|
867 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
|
868 llcf->off = 1;
|
|
516
|
869 if (cf->args->nelts == 2) {
|
|
|
870 return NGX_CONF_OK;
|
|
|
871 }
|
|
|
872
|
|
|
873 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
874 "invalid parameter \"%V\"", &value[2]);
|
|
|
875 return NGX_CONF_ERROR;
|
|
118
|
876 }
|
|
|
877
|
|
|
878 if (llcf->logs == NULL) {
|
|
|
879 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t));
|
|
|
880 if (llcf->logs == NULL) {
|
|
|
881 return NGX_CONF_ERROR;
|
|
|
882 }
|
|
|
883 }
|
|
|
884
|
|
|
885 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
886
|
|
|
887 log = ngx_array_push(llcf->logs);
|
|
|
888 if (log == NULL) {
|
|
|
889 return NGX_CONF_ERROR;
|
|
|
890 }
|
|
|
891
|
|
384
|
892 ngx_memzero(log, sizeof(ngx_http_log_t));
|
|
|
893
|
|
|
894 n = ngx_http_script_variables_count(&value[1]);
|
|
|
895
|
|
|
896 if (n == 0) {
|
|
|
897 log->file = ngx_conf_open_file(cf->cycle, &value[1]);
|
|
|
898 if (log->file == NULL) {
|
|
|
899 return NGX_CONF_ERROR;
|
|
|
900 }
|
|
|
901
|
|
|
902 } else {
|
|
454
|
903 if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) {
|
|
384
|
904 return NGX_CONF_ERROR;
|
|
|
905 }
|
|
|
906
|
|
|
907 log->script = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_script_t));
|
|
|
908 if (log->script == NULL) {
|
|
|
909 return NGX_CONF_ERROR;
|
|
|
910 }
|
|
|
911
|
|
|
912 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
913
|
|
|
914 sc.cf = cf;
|
|
|
915 sc.source = &value[1];
|
|
|
916 sc.lengths = &log->script->lengths;
|
|
|
917 sc.values = &log->script->values;
|
|
|
918 sc.variables = n;
|
|
|
919 sc.complete_lengths = 1;
|
|
|
920 sc.complete_values = 1;
|
|
|
921
|
|
|
922 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
|
923 return NGX_CONF_ERROR;
|
|
|
924 }
|
|
118
|
925 }
|
|
|
926
|
|
120
|
927 if (cf->args->nelts >= 3) {
|
|
118
|
928 name = value[2];
|
|
130
|
929
|
|
|
930 if (ngx_strcmp(name.data, "combined") == 0) {
|
|
|
931 lmcf->combined_used = 1;
|
|
|
932 }
|
|
|
933
|
|
118
|
934 } else {
|
|
570
|
935 ngx_str_set(&name, "combined");
|
|
122
|
936 lmcf->combined_used = 1;
|
|
118
|
937 }
|
|
|
938
|
|
|
939 fmt = lmcf->formats.elts;
|
|
|
940 for (i = 0; i < lmcf->formats.nelts; i++) {
|
|
|
941 if (fmt[i].name.len == name.len
|
|
|
942 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0)
|
|
|
943 {
|
|
412
|
944 log->format = &fmt[i];
|
|
120
|
945 goto buffer;
|
|
118
|
946 }
|
|
|
947 }
|
|
|
948
|
|
|
949 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
950 "unknown log format \"%V\"", &name);
|
|
120
|
951 return NGX_CONF_ERROR;
|
|
118
|
952
|
|
120
|
953 buffer:
|
|
|
954
|
|
|
955 if (cf->args->nelts == 4) {
|
|
|
956 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) {
|
|
|
957 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
958 "invalid parameter \"%V\"", &value[3]);
|
|
|
959 return NGX_CONF_ERROR;
|
|
|
960 }
|
|
|
961
|
|
384
|
962 if (log->script) {
|
|
|
963 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
640
|
964 "buffered logs cannot have variables in name");
|
|
384
|
965 return NGX_CONF_ERROR;
|
|
|
966 }
|
|
|
967
|
|
120
|
968 name.len = value[3].len - 7;
|
|
|
969 name.data = value[3].data + 7;
|
|
|
970
|
|
|
971 buf = ngx_parse_size(&name);
|
|
|
972
|
|
|
973 if (buf == NGX_ERROR) {
|
|
|
974 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
654
|
975 "invalid buffer value \"%V\"", &name);
|
|
120
|
976 return NGX_CONF_ERROR;
|
|
|
977 }
|
|
|
978
|
|
|
979 if (log->file->buffer && log->file->last - log->file->pos != buf) {
|
|
|
980 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
981 "access_log \"%V\" already defined "
|
|
|
982 "with different buffer size", &value[1]);
|
|
|
983 return NGX_CONF_ERROR;
|
|
|
984 }
|
|
|
985
|
|
|
986 log->file->buffer = ngx_palloc(cf->pool, buf);
|
|
|
987 if (log->file->buffer == NULL) {
|
|
|
988 return NGX_CONF_ERROR;
|
|
|
989 }
|
|
|
990
|
|
|
991 log->file->pos = log->file->buffer;
|
|
|
992 log->file->last = log->file->buffer + buf;
|
|
|
993 }
|
|
|
994
|
|
|
995 return NGX_CONF_OK;
|
|
118
|
996 }
|
|
|
997
|
|
|
998
|
|
|
999 static char *
|
|
|
1000 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1001 {
|
|
|
1002 ngx_http_log_main_conf_t *lmcf = conf;
|
|
|
1003
|
|
122
|
1004 ngx_str_t *value;
|
|
|
1005 ngx_uint_t i;
|
|
|
1006 ngx_http_log_fmt_t *fmt;
|
|
118
|
1007
|
|
654
|
1008 if (cf->cmd_type != NGX_HTTP_MAIN_CONF) {
|
|
|
1009 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1010 "the \"log_format\" directive may be used "
|
|
|
1011 "only on \"http\" level");
|
|
|
1012 }
|
|
|
1013
|
|
118
|
1014 value = cf->args->elts;
|
|
|
1015
|
|
|
1016 fmt = lmcf->formats.elts;
|
|
122
|
1017 for (i = 0; i < lmcf->formats.nelts; i++) {
|
|
|
1018 if (fmt[i].name.len == value[1].len
|
|
|
1019 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0)
|
|
118
|
1020 {
|
|
380
|
1021 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1022 "duplicate \"log_format\" name \"%V\"",
|
|
|
1023 &value[1]);
|
|
|
1024 return NGX_CONF_ERROR;
|
|
118
|
1025 }
|
|
|
1026 }
|
|
|
1027
|
|
|
1028 fmt = ngx_array_push(&lmcf->formats);
|
|
|
1029 if (fmt == NULL) {
|
|
|
1030 return NGX_CONF_ERROR;
|
|
|
1031 }
|
|
|
1032
|
|
|
1033 fmt->name = value[1];
|
|
|
1034
|
|
412
|
1035 fmt->flushes = ngx_array_create(cf->pool, 4, sizeof(ngx_int_t));
|
|
|
1036 if (fmt->flushes == NULL) {
|
|
|
1037 return NGX_CONF_ERROR;
|
|
|
1038 }
|
|
|
1039
|
|
122
|
1040 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t));
|
|
118
|
1041 if (fmt->ops == NULL) {
|
|
|
1042 return NGX_CONF_ERROR;
|
|
|
1043 }
|
|
|
1044
|
|
412
|
1045 return ngx_http_log_compile_format(cf, fmt->flushes, fmt->ops, cf->args, 2);
|
|
122
|
1046 }
|
|
|
1047
|
|
118
|
1048
|
|
122
|
1049 static char *
|
|
412
|
1050 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *flushes,
|
|
|
1051 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s)
|
|
122
|
1052 {
|
|
260
|
1053 u_char *data, *p, ch;
|
|
|
1054 size_t i, len;
|
|
|
1055 ngx_str_t *value, var;
|
|
412
|
1056 ngx_int_t *flush;
|
|
260
|
1057 ngx_uint_t bracket;
|
|
|
1058 ngx_http_log_op_t *op;
|
|
|
1059 ngx_http_log_var_t *v;
|
|
122
|
1060
|
|
|
1061 value = args->elts;
|
|
|
1062
|
|
|
1063 for ( /* void */ ; s < args->nelts; s++) {
|
|
118
|
1064
|
|
|
1065 i = 0;
|
|
|
1066
|
|
|
1067 while (i < value[s].len) {
|
|
|
1068
|
|
122
|
1069 op = ngx_array_push(ops);
|
|
118
|
1070 if (op == NULL) {
|
|
|
1071 return NGX_CONF_ERROR;
|
|
|
1072 }
|
|
|
1073
|
|
|
1074 data = &value[s].data[i];
|
|
|
1075
|
|
260
|
1076 if (value[s].data[i] == '$') {
|
|
118
|
1077
|
|
|
1078 if (++i == value[s].len) {
|
|
|
1079 goto invalid;
|
|
|
1080 }
|
|
|
1081
|
|
|
1082 if (value[s].data[i] == '{') {
|
|
|
1083 bracket = 1;
|
|
|
1084
|
|
|
1085 if (++i == value[s].len) {
|
|
|
1086 goto invalid;
|
|
|
1087 }
|
|
|
1088
|
|
|
1089 var.data = &value[s].data[i];
|
|
|
1090
|
|
|
1091 } else {
|
|
|
1092 bracket = 0;
|
|
|
1093 var.data = &value[s].data[i];
|
|
|
1094 }
|
|
|
1095
|
|
|
1096 for (var.len = 0; i < value[s].len; i++, var.len++) {
|
|
|
1097 ch = value[s].data[i];
|
|
|
1098
|
|
|
1099 if (ch == '}' && bracket) {
|
|
|
1100 i++;
|
|
|
1101 bracket = 0;
|
|
|
1102 break;
|
|
|
1103 }
|
|
|
1104
|
|
|
1105 if ((ch >= 'A' && ch <= 'Z')
|
|
|
1106 || (ch >= 'a' && ch <= 'z')
|
|
|
1107 || (ch >= '0' && ch <= '9')
|
|
|
1108 || ch == '_')
|
|
|
1109 {
|
|
|
1110 continue;
|
|
|
1111 }
|
|
|
1112
|
|
|
1113 break;
|
|
|
1114 }
|
|
|
1115
|
|
|
1116 if (bracket) {
|
|
|
1117 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1118 "the closing bracket in \"%V\" "
|
|
|
1119 "variable is missing", &var);
|
|
|
1120 return NGX_CONF_ERROR;
|
|
|
1121 }
|
|
|
1122
|
|
|
1123 if (var.len == 0) {
|
|
|
1124 goto invalid;
|
|
|
1125 }
|
|
|
1126
|
|
126
|
1127 if (ngx_strncmp(var.data, "apache_bytes_sent", 17) == 0) {
|
|
|
1128 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1129 "use \"$body_bytes_sent\" instead of "
|
|
|
1130 "\"$apache_bytes_sent\"");
|
|
|
1131 }
|
|
|
1132
|
|
122
|
1133 for (v = ngx_http_log_vars; v->name.len; v++) {
|
|
|
1134
|
|
|
1135 if (v->name.len == var.len
|
|
|
1136 && ngx_strncmp(v->name.data, var.data, var.len) == 0)
|
|
|
1137 {
|
|
|
1138 op->len = v->len;
|
|
|
1139 op->getlen = NULL;
|
|
|
1140 op->run = v->run;
|
|
|
1141 op->data = 0;
|
|
|
1142
|
|
|
1143 goto found;
|
|
|
1144 }
|
|
|
1145 }
|
|
|
1146
|
|
118
|
1147 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) {
|
|
|
1148 return NGX_CONF_ERROR;
|
|
|
1149 }
|
|
|
1150
|
|
412
|
1151 if (flushes) {
|
|
|
1152
|
|
|
1153 flush = ngx_array_push(flushes);
|
|
|
1154 if (flush == NULL) {
|
|
|
1155 return NGX_CONF_ERROR;
|
|
|
1156 }
|
|
|
1157
|
|
|
1158 *flush = op->data; /* variable index */
|
|
|
1159 }
|
|
|
1160
|
|
122
|
1161 found:
|
|
|
1162
|
|
|
1163 continue;
|
|
|
1164 }
|
|
|
1165
|
|
|
1166 i++;
|
|
118
|
1167
|
|
260
|
1168 while (i < value[s].len && value[s].data[i] != '$') {
|
|
122
|
1169 i++;
|
|
|
1170 }
|
|
118
|
1171
|
|
122
|
1172 len = &value[s].data[i] - data;
|
|
118
|
1173
|
|
122
|
1174 if (len) {
|
|
118
|
1175
|
|
122
|
1176 op->len = len;
|
|
|
1177 op->getlen = NULL;
|
|
118
|
1178
|
|
122
|
1179 if (len <= sizeof(uintptr_t)) {
|
|
|
1180 op->run = ngx_http_log_copy_short;
|
|
|
1181 op->data = 0;
|
|
118
|
1182
|
|
122
|
1183 while (len--) {
|
|
|
1184 op->data <<= 8;
|
|
|
1185 op->data |= data[len];
|
|
|
1186 }
|
|
|
1187
|
|
|
1188 } else {
|
|
|
1189 op->run = ngx_http_log_copy_long;
|
|
118
|
1190
|
|
382
|
1191 p = ngx_pnalloc(cf->pool, len);
|
|
122
|
1192 if (p == NULL) {
|
|
|
1193 return NGX_CONF_ERROR;
|
|
|
1194 }
|
|
118
|
1195
|
|
122
|
1196 ngx_memcpy(p, data, len);
|
|
|
1197 op->data = (uintptr_t) p;
|
|
118
|
1198 }
|
|
|
1199 }
|
|
|
1200 }
|
|
|
1201 }
|
|
|
1202
|
|
|
1203 return NGX_CONF_OK;
|
|
|
1204
|
|
|
1205 invalid:
|
|
|
1206
|
|
|
1207 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data);
|
|
|
1208
|
|
|
1209 return NGX_CONF_ERROR;
|
|
|
1210 }
|
|
|
1211
|
|
|
1212
|
|
384
|
1213 static char *
|
|
|
1214 ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1215 {
|
|
|
1216 ngx_http_log_loc_conf_t *llcf = conf;
|
|
|
1217
|
|
|
1218 time_t inactive, valid;
|
|
|
1219 ngx_str_t *value, s;
|
|
|
1220 ngx_int_t max, min_uses;
|
|
|
1221 ngx_uint_t i;
|
|
|
1222
|
|
|
1223 if (llcf->open_file_cache != NGX_CONF_UNSET_PTR) {
|
|
|
1224 return "is duplicate";
|
|
|
1225 }
|
|
|
1226
|
|
|
1227 value = cf->args->elts;
|
|
|
1228
|
|
|
1229 max = 0;
|
|
|
1230 inactive = 10;
|
|
|
1231 valid = 60;
|
|
|
1232 min_uses = 1;
|
|
|
1233
|
|
|
1234 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
1235
|
|
|
1236 if (ngx_strncmp(value[i].data, "max=", 4) == 0) {
|
|
|
1237
|
|
|
1238 max = ngx_atoi(value[i].data + 4, value[i].len - 4);
|
|
|
1239 if (max == NGX_ERROR) {
|
|
|
1240 goto failed;
|
|
|
1241 }
|
|
|
1242
|
|
|
1243 continue;
|
|
|
1244 }
|
|
|
1245
|
|
|
1246 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) {
|
|
|
1247
|
|
|
1248 s.len = value[i].len - 9;
|
|
|
1249 s.data = value[i].data + 9;
|
|
|
1250
|
|
|
1251 inactive = ngx_parse_time(&s, 1);
|
|
|
1252 if (inactive < 0) {
|
|
|
1253 goto failed;
|
|
|
1254 }
|
|
|
1255
|
|
|
1256 continue;
|
|
|
1257 }
|
|
|
1258
|
|
|
1259 if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) {
|
|
|
1260
|
|
|
1261 min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9);
|
|
|
1262 if (min_uses == NGX_ERROR) {
|
|
|
1263 goto failed;
|
|
|
1264 }
|
|
|
1265
|
|
|
1266 continue;
|
|
|
1267 }
|
|
|
1268
|
|
|
1269 if (ngx_strncmp(value[i].data, "valid=", 6) == 0) {
|
|
|
1270
|
|
|
1271 s.len = value[i].len - 6;
|
|
|
1272 s.data = value[i].data + 6;
|
|
|
1273
|
|
|
1274 valid = ngx_parse_time(&s, 1);
|
|
|
1275 if (valid < 0) {
|
|
|
1276 goto failed;
|
|
|
1277 }
|
|
|
1278
|
|
|
1279 continue;
|
|
|
1280 }
|
|
|
1281
|
|
|
1282 if (ngx_strcmp(value[i].data, "off") == 0) {
|
|
|
1283
|
|
|
1284 llcf->open_file_cache = NULL;
|
|
|
1285
|
|
|
1286 continue;
|
|
|
1287 }
|
|
|
1288
|
|
|
1289 failed:
|
|
|
1290
|
|
|
1291 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1292 "invalid \"open_log_file_cache\" parameter \"%V\"",
|
|
|
1293 &value[i]);
|
|
|
1294 return NGX_CONF_ERROR;
|
|
|
1295 }
|
|
|
1296
|
|
|
1297 if (llcf->open_file_cache == NULL) {
|
|
|
1298 return NGX_CONF_OK;
|
|
|
1299 }
|
|
|
1300
|
|
|
1301 if (max == 0) {
|
|
|
1302 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1303 "\"open_log_file_cache\" must have \"max\" parameter");
|
|
|
1304 return NGX_CONF_ERROR;
|
|
|
1305 }
|
|
|
1306
|
|
|
1307 llcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive);
|
|
|
1308
|
|
|
1309 if (llcf->open_file_cache) {
|
|
|
1310
|
|
|
1311 llcf->open_file_cache_valid = valid;
|
|
|
1312 llcf->open_file_cache_min_uses = min_uses;
|
|
|
1313
|
|
|
1314 return NGX_CONF_OK;
|
|
|
1315 }
|
|
|
1316
|
|
|
1317 return NGX_CONF_ERROR;
|
|
|
1318 }
|
|
|
1319
|
|
|
1320
|
|
118
|
1321 static ngx_int_t
|
|
122
|
1322 ngx_http_log_init(ngx_conf_t *cf)
|
|
118
|
1323 {
|
|
122
|
1324 ngx_str_t *value;
|
|
|
1325 ngx_array_t a;
|
|
130
|
1326 ngx_http_handler_pt *h;
|
|
122
|
1327 ngx_http_log_fmt_t *fmt;
|
|
|
1328 ngx_http_log_main_conf_t *lmcf;
|
|
118
|
1329 ngx_http_core_main_conf_t *cmcf;
|
|
|
1330
|
|
122
|
1331 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
1332
|
|
|
1333 if (lmcf->combined_used) {
|
|
|
1334 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) {
|
|
|
1335 return NGX_ERROR;
|
|
|
1336 }
|
|
|
1337
|
|
|
1338 value = ngx_array_push(&a);
|
|
|
1339 if (value == NULL) {
|
|
|
1340 return NGX_ERROR;
|
|
|
1341 }
|
|
|
1342
|
|
|
1343 *value = ngx_http_combined_fmt;
|
|
|
1344 fmt = lmcf->formats.elts;
|
|
|
1345
|
|
412
|
1346 if (ngx_http_log_compile_format(cf, NULL, fmt->ops, &a, 0)
|
|
122
|
1347 != NGX_CONF_OK)
|
|
|
1348 {
|
|
|
1349 return NGX_ERROR;
|
|
|
1350 }
|
|
|
1351 }
|
|
|
1352
|
|
|
1353 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
|
|
118
|
1354
|
|
130
|
1355 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers);
|
|
|
1356 if (h == NULL) {
|
|
|
1357 return NGX_ERROR;
|
|
|
1358 }
|
|
|
1359
|
|
|
1360 *h = ngx_http_log_handler;
|
|
118
|
1361
|
|
|
1362 return NGX_OK;
|
|
|
1363 }
|
