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148
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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 #include <ngx_http_perl_module.h>
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11
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12
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13 typedef struct {
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14 PerlInterpreter *perl;
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258
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15 HV *nginx;
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148
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16 ngx_str_t modules;
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17 ngx_array_t requires;
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18 } ngx_http_perl_main_conf_t;
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19
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20
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21 typedef struct {
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22 SV *sub;
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23 ngx_str_t handler;
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24 } ngx_http_perl_loc_conf_t;
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25
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26
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27 typedef struct {
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28 SV *sub;
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29 ngx_str_t handler;
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30 } ngx_http_perl_variable_t;
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31
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32
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202
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33 typedef struct {
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34 SV *sv;
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35 PerlInterpreter *perl;
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36 } ngx_http_perl_cleanup_t;
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37
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38
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166
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39 #if (NGX_HTTP_SSI)
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148
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40 static ngx_int_t ngx_http_perl_ssi(ngx_http_request_t *r,
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41 ngx_http_ssi_ctx_t *ssi_ctx, ngx_str_t **params);
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166
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42 #endif
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43
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266
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44 static void ngx_http_perl_sleep_handler(ngx_http_request_t *r);
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148
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45 static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf,
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46 ngx_http_perl_main_conf_t *pmcf);
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278
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47 static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf,
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48 ngx_http_perl_main_conf_t *pmcf);
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202
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49 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires,
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198
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50 ngx_log_t *log);
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148
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51 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r,
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258
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52 HV *nginx, SV *sub, ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv);
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148
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53 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv);
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54
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55 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf);
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56 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf);
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57 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf);
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58 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf);
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59 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent,
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60 void *child);
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61 static char *ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd,
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62 void *conf);
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63 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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64 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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258
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65
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66 #if (NGX_HAVE_PERL_MULTIPLICITY)
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148
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67 static void ngx_http_perl_cleanup_perl(void *data);
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198
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68 #endif
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148
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69
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314
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70 static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle);
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306
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71 static void ngx_http_perl_exit(ngx_cycle_t *cycle);
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72
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148
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73
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74 static ngx_command_t ngx_http_perl_commands[] = {
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75
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76 { ngx_string("perl_modules"),
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77 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
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78 ngx_conf_set_str_slot,
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79 NGX_HTTP_MAIN_CONF_OFFSET,
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80 offsetof(ngx_http_perl_main_conf_t, modules),
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81 NULL },
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82
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83 { ngx_string("perl_require"),
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84 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
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85 ngx_http_perl_require,
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86 NGX_HTTP_MAIN_CONF_OFFSET,
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87 0,
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88 NULL },
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89
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90 { ngx_string("perl"),
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268
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91 NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1,
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148
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92 ngx_http_perl,
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93 NGX_HTTP_LOC_CONF_OFFSET,
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94 0,
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95 NULL },
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96
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97 { ngx_string("perl_set"),
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98 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2,
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99 ngx_http_perl_set,
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100 NGX_HTTP_LOC_CONF_OFFSET,
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101 0,
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102 NULL },
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103
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104 ngx_null_command
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105 };
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106
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107
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108 static ngx_http_module_t ngx_http_perl_module_ctx = {
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109 ngx_http_perl_preconfiguration, /* preconfiguration */
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110 NULL, /* postconfiguration */
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111
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112 ngx_http_perl_create_main_conf, /* create main configuration */
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113 ngx_http_perl_init_main_conf, /* init main configuration */
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114
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115 NULL, /* create server configuration */
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116 NULL, /* merge server configuration */
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117
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118 ngx_http_perl_create_loc_conf, /* create location configuration */
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119 ngx_http_perl_merge_loc_conf /* merge location configuration */
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120 };
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121
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122
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123 ngx_module_t ngx_http_perl_module = {
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124 NGX_MODULE_V1,
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125 &ngx_http_perl_module_ctx, /* module context */
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126 ngx_http_perl_commands, /* module directives */
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127 NGX_HTTP_MODULE, /* module type */
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128 NULL, /* init master */
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129 NULL, /* init module */
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314
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130 ngx_http_perl_init_worker, /* init process */
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148
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131 NULL, /* init thread */
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132 NULL, /* exit thread */
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133 NULL, /* exit process */
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306
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134 ngx_http_perl_exit, /* exit master */
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148
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135 NGX_MODULE_V1_PADDING
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136 };
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137
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138
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166
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139 #if (NGX_HTTP_SSI)
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140
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148
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141 #define NGX_HTTP_PERL_SSI_SUB 0
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142 #define NGX_HTTP_PERL_SSI_ARG 1
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143
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144
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145 static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = {
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146 { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 },
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147 { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 },
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148 { ngx_null_string, 0, 0, 0 }
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149 };
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150
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151 static ngx_http_ssi_command_t ngx_http_perl_ssi_command = {
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216
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152 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1
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148
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153 };
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154
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166
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155 #endif
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156
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148
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157
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230
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158 static ngx_str_t ngx_null_name = ngx_null_string;
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159
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160
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182
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161 static HV *nginx_stash;
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162
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148
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163 static void
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164 ngx_http_perl_xs_init(pTHX)
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165 {
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166 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__);
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182
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167
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168 nginx_stash = gv_stashpv("nginx", TRUE);
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148
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169 }
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170
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171
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172 static ngx_int_t
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173 ngx_http_perl_handler(ngx_http_request_t *r)
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174 {
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178
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175 /* TODO: Win32 */
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176 if (r->zero_in_uri) {
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177 return NGX_HTTP_NOT_FOUND;
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178 }
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179
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230
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180 ngx_http_perl_handle_request(r);
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181
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182 return NGX_DONE;
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178
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183 }
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184
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185
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230
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186 void
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178
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187 ngx_http_perl_handle_request(ngx_http_request_t *r)
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188 {
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230
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189 SV *sub;
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190 ngx_int_t rc;
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230
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191 ngx_str_t uri, args, *handler;
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148
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192 ngx_http_perl_ctx_t *ctx;
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193 ngx_http_perl_loc_conf_t *plcf;
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194 ngx_http_perl_main_conf_t *pmcf;
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195
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196 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler");
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197
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198 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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199
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200 if (ctx == NULL) {
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201 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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202 if (ctx == NULL) {
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230
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203 ngx_http_finalize_request(r, NGX_ERROR);
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274
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204 return;
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148
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205 }
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206
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207 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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208 }
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209
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210 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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211
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212 {
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213
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258
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214 dTHXa(pmcf->perl);
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215 PERL_SET_CONTEXT(pmcf->perl);
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148
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216
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230
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217 if (ctx->next == NULL) {
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218 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module);
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219 sub = plcf->sub;
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220 handler = &plcf->handler;
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148
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221
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230
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222 } else {
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223 sub = ctx->next;
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224 handler = &ngx_null_name;
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225 ctx->next = NULL;
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226 }
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227
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258
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228 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler,
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229 NULL);
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148
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230
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231 }
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232
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233 if (rc > 600) {
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234 rc = NGX_OK;
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235 }
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236
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237 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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238 "perl handler done: %i", rc);
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239
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240 if (ctx->redirect_uri.len) {
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241 uri = ctx->redirect_uri;
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242 args = ctx->redirect_args;
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178
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243
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244 } else {
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245 uri.len = 0;
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148
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246 }
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247
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182
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248 ctx->filename.data = NULL;
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148
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249 ctx->redirect_uri.len = 0;
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250
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266
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251 if (ctx->sleep) {
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252 ngx_add_timer(r->connection->write, (ngx_msec_t) ctx->sleep);
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253 r->write_event_handler = ngx_http_perl_sleep_handler;
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254 ctx->sleep = 0;
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255 }
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256
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230
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257 if (ctx->done || ctx->next) {
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258 return;
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259 }
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260
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148
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261 if (uri.len) {
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178
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262 ngx_http_internal_redirect(r, &uri, &args);
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263 return;
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148
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264 }
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265
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266 if (rc == NGX_OK || rc == NGX_HTTP_OK) {
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178
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267 ngx_http_send_special(r, NGX_HTTP_LAST);
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230
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268 ctx->done = 1;
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148
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269 }
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270
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178
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271 ngx_http_finalize_request(r, rc);
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148
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272 }
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273
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274
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266
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275 static void
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276 ngx_http_perl_sleep_handler(ngx_http_request_t *r)
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277 {
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278 ngx_event_t *wev;
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279
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280 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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281 "perl sleep handler");
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282
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283 wev = r->connection->write;
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284
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285 if (wev->timedout) {
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286 wev->timedout = 0;
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287 ngx_http_perl_handle_request(r);
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288 return;
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289 }
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290
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291 if (ngx_handle_write_event(wev, 0) == NGX_ERROR) {
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292 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
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293 }
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294 }
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295
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296
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148
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297 static ngx_int_t
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298 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
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299 uintptr_t data)
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300 {
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301 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data;
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302
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303 ngx_int_t rc;
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304 ngx_str_t value;
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305 ngx_http_perl_ctx_t *ctx;
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306 ngx_http_perl_main_conf_t *pmcf;
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307
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308 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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309 "perl variable handler");
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310
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311 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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312
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313 if (ctx == NULL) {
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314 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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315 if (ctx == NULL) {
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316 return NGX_ERROR;
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317 }
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318
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319 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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320 }
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321
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322 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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323
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324 value.data = NULL;
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325
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326 {
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327
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258
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328 dTHXa(pmcf->perl);
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329 PERL_SET_CONTEXT(pmcf->perl);
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148
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330
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258
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331 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL,
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148
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332 &pv->handler, &value);
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333
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334 }
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335
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336 if (value.data) {
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337 v->len = value.len;
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338 v->valid = 1;
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339 v->no_cachable = 0;
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340 v->not_found = 0;
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341 v->data = value.data;
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342
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343 } else {
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344 v->not_found = 1;
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345 }
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346
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182
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347 ctx->filename.data = NULL;
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148
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348 ctx->redirect_uri.len = 0;
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349
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258
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350 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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351 "perl variable done");
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352
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148
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353 return rc;
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354 }
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355
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356
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166
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357 #if (NGX_HTTP_SSI)
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358
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148
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359 static ngx_int_t
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360 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx,
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361 ngx_str_t **params)
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362 {
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363 SV *sv;
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364 ngx_int_t rc;
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365 ngx_str_t *handler;
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366 ngx_http_perl_ctx_t *ctx;
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367 ngx_http_perl_main_conf_t *pmcf;
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368
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369 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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370 "perl ssi handler");
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371
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372 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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373
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374 if (ctx == NULL) {
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375 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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376 if (ctx == NULL) {
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377 return NGX_ERROR;
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378 }
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379
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380 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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381 }
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382
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258
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383 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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148
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384
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385 ctx->ssi = ssi_ctx;
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386
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387 handler = params[NGX_HTTP_PERL_SSI_SUB];
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388 handler->data[handler->len] = '\0';
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|
389
|
|
|
390 {
|
|
|
391
|
|
258
|
392 dTHXa(pmcf->perl);
|
|
|
393 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
394
|
|
200
|
395 #if 0
|
|
|
396
|
|
|
397 /* the code is disabled to force the precompiled perl code using only */
|
|
|
398
|
|
|
399 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv);
|
|
|
400
|
|
|
401 if (sv == &PL_sv_undef) {
|
|
|
402 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
403 "eval_pv(\"%V\") failed", handler);
|
|
|
404 return NGX_ERROR;
|
|
|
405 }
|
|
|
406
|
|
|
407 if (sv == NULL) {
|
|
|
408 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
409 }
|
|
|
410
|
|
|
411 #endif
|
|
|
412
|
|
148
|
413 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
414
|
|
258
|
415 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv,
|
|
|
416 ¶ms[NGX_HTTP_PERL_SSI_ARG],
|
|
148
|
417 handler, NULL);
|
|
|
418
|
|
|
419 SvREFCNT_dec(sv);
|
|
|
420
|
|
|
421 }
|
|
|
422
|
|
182
|
423 ctx->filename.data = NULL;
|
|
148
|
424 ctx->redirect_uri.len = 0;
|
|
|
425 ctx->ssi = NULL;
|
|
|
426
|
|
258
|
427 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done");
|
|
|
428
|
|
148
|
429 return rc;
|
|
|
430 }
|
|
|
431
|
|
166
|
432 #endif
|
|
|
433
|
|
148
|
434
|
|
|
435 static char *
|
|
|
436 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf)
|
|
|
437 {
|
|
258
|
438 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
202
|
439 ngx_pool_cleanup_t *cln;
|
|
148
|
440
|
|
|
441 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
|
442 if (cln == NULL) {
|
|
|
443 return NGX_CONF_ERROR;
|
|
|
444 }
|
|
|
445
|
|
198
|
446 #else
|
|
|
447 static PerlInterpreter *perl;
|
|
|
448 #endif
|
|
|
449
|
|
148
|
450 #ifdef NGX_PERL_MODULES
|
|
|
451 if (pmcf->modules.data == NULL) {
|
|
|
452 pmcf->modules.data = NGX_PERL_MODULES;
|
|
|
453 }
|
|
|
454 #endif
|
|
|
455
|
|
188
|
456 if (pmcf->modules.data) {
|
|
324
|
457 if (ngx_conf_full_name(cf->cycle, &pmcf->modules, 0) != NGX_OK) {
|
|
188
|
458 return NGX_CONF_ERROR;
|
|
|
459 }
|
|
178
|
460 }
|
|
|
461
|
|
258
|
462 #if !(NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
463
|
|
|
464 if (perl) {
|
|
296
|
465
|
|
|
466 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
|
467 return NGX_CONF_ERROR;
|
|
|
468 }
|
|
|
469
|
|
202
|
470 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log)
|
|
|
471 != NGX_OK)
|
|
|
472 {
|
|
198
|
473 return NGX_CONF_ERROR;
|
|
|
474 }
|
|
|
475
|
|
|
476 pmcf->perl = perl;
|
|
296
|
477 pmcf->nginx = nginx_stash;
|
|
198
|
478
|
|
|
479 return NGX_CONF_OK;
|
|
|
480 }
|
|
|
481
|
|
|
482 #endif
|
|
|
483
|
|
306
|
484 if (nginx_stash == NULL) {
|
|
|
485 PERL_SYS_INIT(&ngx_argc, &ngx_argv);
|
|
|
486 }
|
|
148
|
487
|
|
278
|
488 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf);
|
|
148
|
489
|
|
|
490 if (pmcf->perl == NULL) {
|
|
|
491 return NGX_CONF_ERROR;
|
|
|
492 }
|
|
|
493
|
|
258
|
494 pmcf->nginx = nginx_stash;
|
|
|
495
|
|
|
496 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
497
|
|
148
|
498 cln->handler = ngx_http_perl_cleanup_perl;
|
|
|
499 cln->data = pmcf->perl;
|
|
|
500
|
|
198
|
501 #else
|
|
|
502
|
|
|
503 perl = pmcf->perl;
|
|
|
504
|
|
|
505 #endif
|
|
|
506
|
|
148
|
507 return NGX_CONF_OK;
|
|
|
508 }
|
|
|
509
|
|
|
510
|
|
|
511 static PerlInterpreter *
|
|
278
|
512 ngx_http_perl_create_interpreter(ngx_conf_t *cf,
|
|
|
513 ngx_http_perl_main_conf_t *pmcf)
|
|
148
|
514 {
|
|
|
515 int n;
|
|
248
|
516 STRLEN len;
|
|
|
517 SV *sv;
|
|
|
518 char *ver, *embedding[6];
|
|
148
|
519 PerlInterpreter *perl;
|
|
|
520
|
|
278
|
521 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter");
|
|
|
522
|
|
|
523 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
|
524 return NULL;
|
|
|
525 }
|
|
148
|
526
|
|
|
527 perl = perl_alloc();
|
|
|
528 if (perl == NULL) {
|
|
278
|
529 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed");
|
|
148
|
530 return NULL;
|
|
|
531 }
|
|
|
532
|
|
|
533 {
|
|
|
534
|
|
|
535 dTHXa(perl);
|
|
258
|
536 PERL_SET_CONTEXT(perl);
|
|
|
537
|
|
|
538 perl_construct(perl);
|
|
148
|
539
|
|
|
540 #ifdef PERL_EXIT_DESTRUCT_END
|
|
|
541 PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
|
|
|
542 #endif
|
|
|
543
|
|
|
544 embedding[0] = "";
|
|
|
545
|
|
|
546 if (pmcf->modules.data) {
|
|
|
547 embedding[1] = "-I";
|
|
|
548 embedding[2] = (char *) pmcf->modules.data;
|
|
|
549 n = 3;
|
|
|
550
|
|
|
551 } else {
|
|
|
552 n = 1;
|
|
|
553 }
|
|
|
554
|
|
|
555 embedding[n++] = "-Mnginx";
|
|
|
556 embedding[n++] = "-e";
|
|
|
557 embedding[n++] = "0";
|
|
|
558
|
|
|
559 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL);
|
|
|
560
|
|
|
561 if (n != 0) {
|
|
278
|
562 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n);
|
|
148
|
563 goto fail;
|
|
|
564 }
|
|
|
565
|
|
248
|
566 sv = get_sv("nginx::VERSION", FALSE);
|
|
|
567 ver = SvPV(sv, len);
|
|
|
568
|
|
|
569 if (ngx_strcmp(ver, NGINX_VERSION) != 0) {
|
|
278
|
570 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
248
|
571 "version " NGINX_VERSION " of nginx.pm is required, "
|
|
|
572 "but %s was found", ver);
|
|
|
573 goto fail;
|
|
|
574 }
|
|
|
575
|
|
278
|
576 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) != NGX_OK) {
|
|
198
|
577 goto fail;
|
|
148
|
578 }
|
|
|
579
|
|
|
580 }
|
|
|
581
|
|
|
582 return perl;
|
|
|
583
|
|
|
584 fail:
|
|
|
585
|
|
|
586 (void) perl_destruct(perl);
|
|
|
587
|
|
|
588 perl_free(perl);
|
|
|
589
|
|
|
590 return NULL;
|
|
|
591 }
|
|
|
592
|
|
|
593
|
|
198
|
594 static ngx_int_t
|
|
202
|
595 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log)
|
|
198
|
596 {
|
|
|
597 char **script;
|
|
|
598 STRLEN len;
|
|
|
599 ngx_str_t err;
|
|
|
600 ngx_uint_t i;
|
|
|
601
|
|
|
602 script = requires->elts;
|
|
|
603 for (i = 0; i < requires->nelts; i++) {
|
|
|
604
|
|
|
605 require_pv(script[i]);
|
|
|
606
|
|
|
607 if (SvTRUE(ERRSV)) {
|
|
|
608
|
|
|
609 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
610 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
611 /* void */
|
|
|
612 }
|
|
|
613 err.len = len + 1;
|
|
|
614
|
|
|
615 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
|
616 "require_pv(\"%s\") failed: \"%V\"", script[i], &err);
|
|
|
617
|
|
|
618 return NGX_ERROR;
|
|
|
619 }
|
|
|
620 }
|
|
|
621
|
|
|
622 return NGX_OK;
|
|
|
623 }
|
|
|
624
|
|
|
625
|
|
148
|
626 static ngx_int_t
|
|
258
|
627 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub,
|
|
148
|
628 ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv)
|
|
|
629 {
|
|
|
630 SV *sv;
|
|
|
631 int n, status;
|
|
|
632 char *line;
|
|
|
633 STRLEN len, n_a;
|
|
|
634 ngx_str_t err;
|
|
|
635 ngx_uint_t i;
|
|
|
636
|
|
|
637 dSP;
|
|
|
638
|
|
|
639 status = 0;
|
|
|
640
|
|
|
641 ENTER;
|
|
|
642 SAVETMPS;
|
|
|
643
|
|
|
644 PUSHMARK(sp);
|
|
|
645
|
|
258
|
646 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx));
|
|
148
|
647 XPUSHs(sv);
|
|
|
648
|
|
|
649 if (args) {
|
|
|
650 for (i = 0; args[i]; i++) { /* void */ }
|
|
|
651
|
|
|
652 EXTEND(sp, (int) i);
|
|
|
653
|
|
|
654 for (i = 0; args[i]; i++) {
|
|
|
655 PUSHs(sv_2mortal(newSVpvn((char *) args[i]->data, args[i]->len)));
|
|
|
656 }
|
|
|
657 }
|
|
|
658
|
|
|
659 PUTBACK;
|
|
|
660
|
|
|
661 n = call_sv(sub, G_EVAL);
|
|
|
662
|
|
|
663 SPAGAIN;
|
|
|
664
|
|
|
665 if (n) {
|
|
|
666 if (rv == NULL) {
|
|
|
667 status = POPi;
|
|
|
668
|
|
|
669 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
670 "call_sv: %d", status);
|
|
|
671
|
|
|
672 } else {
|
|
168
|
673 line = SvPVx(POPs, n_a);
|
|
148
|
674 rv->len = n_a;
|
|
|
675
|
|
|
676 rv->data = ngx_palloc(r->pool, n_a);
|
|
|
677 if (rv->data == NULL) {
|
|
|
678 return NGX_ERROR;
|
|
|
679 }
|
|
|
680
|
|
|
681 ngx_memcpy(rv->data, line, n_a);
|
|
|
682 }
|
|
|
683 }
|
|
|
684
|
|
|
685 PUTBACK;
|
|
|
686
|
|
|
687 FREETMPS;
|
|
|
688 LEAVE;
|
|
|
689
|
|
|
690 /* check $@ */
|
|
|
691
|
|
|
692 if (SvTRUE(ERRSV)) {
|
|
|
693
|
|
|
694 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
695 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
696 /* void */
|
|
|
697 }
|
|
|
698 err.len = len + 1;
|
|
|
699
|
|
|
700 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
701 "call_sv(\"%V\") failed: \"%V\"",
|
|
|
702 handler, &err);
|
|
|
703
|
|
|
704 if (rv) {
|
|
|
705 return NGX_ERROR;
|
|
|
706 }
|
|
|
707
|
|
|
708 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
709 }
|
|
|
710
|
|
|
711 if (n != 1) {
|
|
|
712 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
713 "call_sv(\"%V\") returned %d results", handler, n);
|
|
|
714 status = NGX_OK;
|
|
|
715 }
|
|
|
716
|
|
|
717 if (rv) {
|
|
|
718 return NGX_OK;
|
|
|
719 }
|
|
|
720
|
|
|
721 return (ngx_int_t) status;
|
|
|
722 }
|
|
|
723
|
|
|
724
|
|
|
725 static void
|
|
|
726 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv)
|
|
|
727 {
|
|
172
|
728 u_char *p;
|
|
|
729
|
|
|
730 for (p = handler->data; *p; p++) {
|
|
|
731 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) {
|
|
|
732 break;
|
|
|
733 }
|
|
|
734 }
|
|
|
735
|
|
198
|
736 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) {
|
|
172
|
737 *sv = eval_pv((char *) p, FALSE);
|
|
258
|
738
|
|
|
739 /* eval_pv() does not set ERRSV on failure */
|
|
|
740
|
|
148
|
741 return;
|
|
|
742 }
|
|
|
743
|
|
|
744 *sv = NULL;
|
|
|
745 }
|
|
|
746
|
|
|
747
|
|
|
748 static void *
|
|
|
749 ngx_http_perl_create_main_conf(ngx_conf_t *cf)
|
|
|
750 {
|
|
|
751 ngx_http_perl_main_conf_t *pmcf;
|
|
|
752
|
|
|
753 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t));
|
|
|
754 if (pmcf == NULL) {
|
|
|
755 return NGX_CONF_ERROR;
|
|
|
756 }
|
|
|
757
|
|
|
758 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *))
|
|
|
759 != NGX_OK)
|
|
|
760 {
|
|
|
761 return NULL;
|
|
|
762 }
|
|
|
763
|
|
|
764 return pmcf;
|
|
|
765 }
|
|
|
766
|
|
|
767
|
|
|
768 static char *
|
|
|
769 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf)
|
|
|
770 {
|
|
|
771 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
772
|
|
|
773 if (pmcf->perl == NULL) {
|
|
|
774 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
775 return NGX_CONF_ERROR;
|
|
|
776 }
|
|
|
777 }
|
|
|
778
|
|
|
779 return NGX_CONF_OK;
|
|
|
780 }
|
|
|
781
|
|
|
782
|
|
258
|
783 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
784
|
|
148
|
785 static void
|
|
|
786 ngx_http_perl_cleanup_perl(void *data)
|
|
|
787 {
|
|
198
|
788 PerlInterpreter *perl = data;
|
|
148
|
789
|
|
258
|
790 PERL_SET_CONTEXT(perl);
|
|
|
791
|
|
148
|
792 (void) perl_destruct(perl);
|
|
|
793
|
|
|
794 perl_free(perl);
|
|
|
795 }
|
|
|
796
|
|
198
|
797 #endif
|
|
|
798
|
|
|
799
|
|
148
|
800 static ngx_int_t
|
|
|
801 ngx_http_perl_preconfiguration(ngx_conf_t *cf)
|
|
|
802 {
|
|
166
|
803 #if (NGX_HTTP_SSI)
|
|
148
|
804 ngx_int_t rc;
|
|
|
805 ngx_http_ssi_main_conf_t *smcf;
|
|
|
806
|
|
|
807 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module);
|
|
|
808
|
|
|
809 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name,
|
|
|
810 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY);
|
|
|
811
|
|
|
812 if (rc != NGX_OK) {
|
|
|
813 if (rc == NGX_BUSY) {
|
|
|
814 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
815 "conflicting SSI command \"%V\"",
|
|
|
816 &ngx_http_perl_ssi_command.name);
|
|
|
817 }
|
|
|
818
|
|
|
819 return NGX_ERROR;
|
|
|
820 }
|
|
166
|
821 #endif
|
|
148
|
822
|
|
|
823 return NGX_OK;
|
|
|
824 }
|
|
|
825
|
|
|
826
|
|
|
827 static void *
|
|
|
828 ngx_http_perl_create_loc_conf(ngx_conf_t *cf)
|
|
|
829 {
|
|
|
830 ngx_http_perl_loc_conf_t *plcf;
|
|
|
831
|
|
|
832 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t));
|
|
|
833 if (plcf == NULL) {
|
|
|
834 return NGX_CONF_ERROR;
|
|
|
835 }
|
|
|
836
|
|
|
837 /*
|
|
|
838 * set by ngx_pcalloc():
|
|
|
839 *
|
|
|
840 * plcf->handler = { 0, NULL };
|
|
|
841 */
|
|
|
842
|
|
|
843 return plcf;
|
|
|
844 }
|
|
|
845
|
|
|
846
|
|
|
847 static char *
|
|
|
848 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
849 {
|
|
|
850 ngx_http_perl_loc_conf_t *prev = parent;
|
|
|
851 ngx_http_perl_loc_conf_t *conf = child;
|
|
|
852
|
|
|
853 if (conf->sub == NULL) {
|
|
|
854 conf->sub = prev->sub;
|
|
|
855 conf->handler = prev->handler;
|
|
|
856 }
|
|
|
857
|
|
|
858 return NGX_CONF_OK;
|
|
|
859 }
|
|
|
860
|
|
|
861
|
|
|
862 static char *
|
|
|
863 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
864 {
|
|
|
865 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
866
|
|
|
867 u_char **p;
|
|
|
868 ngx_str_t *value;
|
|
|
869
|
|
|
870 value = cf->args->elts;
|
|
|
871
|
|
|
872 p = ngx_array_push(&pmcf->requires);
|
|
|
873
|
|
|
874 if (p == NULL) {
|
|
|
875 return NGX_CONF_ERROR;
|
|
|
876 }
|
|
|
877
|
|
|
878 *p = value[1].data;
|
|
|
879
|
|
|
880 return NGX_CONF_OK;
|
|
|
881 }
|
|
|
882
|
|
|
883
|
|
|
884 static char *
|
|
|
885 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
886 {
|
|
|
887 ngx_http_perl_loc_conf_t *plcf = conf;
|
|
|
888
|
|
|
889 ngx_str_t *value;
|
|
|
890 ngx_http_core_loc_conf_t *clcf;
|
|
|
891 ngx_http_perl_main_conf_t *pmcf;
|
|
|
892
|
|
|
893 value = cf->args->elts;
|
|
|
894
|
|
|
895 if (plcf->handler.data) {
|
|
|
896 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
897 "duplicate perl handler \"%V\"", &value[1]);
|
|
|
898 return NGX_CONF_ERROR;
|
|
|
899 }
|
|
|
900
|
|
|
901 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
902
|
|
|
903 if (pmcf->perl == NULL) {
|
|
|
904 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
905 return NGX_CONF_ERROR;
|
|
|
906 }
|
|
|
907 }
|
|
|
908
|
|
|
909 plcf->handler = value[1];
|
|
|
910
|
|
|
911 {
|
|
|
912
|
|
|
913 dTHXa(pmcf->perl);
|
|
258
|
914 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
915
|
|
|
916 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub);
|
|
|
917
|
|
|
918 if (plcf->sub == &PL_sv_undef) {
|
|
|
919 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
920 "eval_pv(\"%V\") failed", &value[1]);
|
|
|
921 return NGX_CONF_ERROR;
|
|
|
922 }
|
|
|
923
|
|
|
924 if (plcf->sub == NULL) {
|
|
|
925 plcf->sub = newSVpvn((char *) value[1].data, value[1].len);
|
|
|
926 }
|
|
|
927
|
|
|
928 }
|
|
|
929
|
|
|
930 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
931 clcf->handler = ngx_http_perl_handler;
|
|
|
932
|
|
|
933 return NGX_CONF_OK;
|
|
|
934 }
|
|
|
935
|
|
|
936
|
|
|
937 static char *
|
|
|
938 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
939 {
|
|
|
940 ngx_int_t index;
|
|
|
941 ngx_str_t *value;
|
|
|
942 ngx_http_variable_t *v;
|
|
|
943 ngx_http_perl_variable_t *pv;
|
|
|
944 ngx_http_perl_main_conf_t *pmcf;
|
|
|
945
|
|
|
946 value = cf->args->elts;
|
|
|
947
|
|
|
948 if (value[1].data[0] != '$') {
|
|
|
949 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
950 "invalid variable name \"%V\"", &value[1]);
|
|
|
951 return NGX_CONF_ERROR;
|
|
|
952 }
|
|
|
953
|
|
|
954 value[1].len--;
|
|
|
955 value[1].data++;
|
|
|
956
|
|
|
957 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGABLE);
|
|
|
958 if (v == NULL) {
|
|
|
959 return NGX_CONF_ERROR;
|
|
|
960 }
|
|
|
961
|
|
|
962 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t));
|
|
|
963 if (pv == NULL) {
|
|
|
964 return NGX_CONF_ERROR;
|
|
|
965 }
|
|
|
966
|
|
|
967 index = ngx_http_get_variable_index(cf, &value[1]);
|
|
|
968 if (index == NGX_ERROR) {
|
|
|
969 return NGX_CONF_ERROR;
|
|
|
970 }
|
|
|
971
|
|
|
972 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
973
|
|
|
974 if (pmcf->perl == NULL) {
|
|
|
975 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
976 return NGX_CONF_ERROR;
|
|
|
977 }
|
|
|
978 }
|
|
|
979
|
|
|
980 pv->handler = value[2];
|
|
|
981
|
|
|
982 {
|
|
|
983
|
|
|
984 dTHXa(pmcf->perl);
|
|
258
|
985 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
986
|
|
|
987 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub);
|
|
|
988
|
|
|
989 if (pv->sub == &PL_sv_undef) {
|
|
|
990 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
991 "eval_pv(\"%V\") failed", &value[2]);
|
|
|
992 return NGX_CONF_ERROR;
|
|
|
993 }
|
|
|
994
|
|
|
995 if (pv->sub == NULL) {
|
|
|
996 pv->sub = newSVpvn((char *) value[2].data, value[2].len);
|
|
|
997 }
|
|
|
998
|
|
|
999 }
|
|
|
1000
|
|
186
|
1001 v->get_handler = ngx_http_perl_variable;
|
|
148
|
1002 v->data = (uintptr_t) pv;
|
|
|
1003
|
|
|
1004 return NGX_CONF_OK;
|
|
|
1005 }
|
|
306
|
1006
|
|
|
1007
|
|
314
|
1008 static ngx_int_t
|
|
|
1009 ngx_http_perl_init_worker(ngx_cycle_t *cycle)
|
|
|
1010 {
|
|
|
1011 ngx_http_perl_main_conf_t *pmcf;
|
|
|
1012
|
|
|
1013 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module);
|
|
|
1014
|
|
|
1015 {
|
|
|
1016
|
|
|
1017 dTHXa(pmcf->perl);
|
|
|
1018 PERL_SET_CONTEXT(pmcf->perl);
|
|
|
1019
|
|
|
1020 /* set worker's $$ */
|
|
|
1021
|
|
|
1022 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid);
|
|
|
1023
|
|
|
1024 }
|
|
|
1025
|
|
|
1026 return NGX_OK;
|
|
|
1027 }
|
|
|
1028
|
|
306
|
1029 static void
|
|
|
1030 ngx_http_perl_exit(ngx_cycle_t *cycle)
|
|
|
1031 {
|
|
|
1032 PERL_SYS_TERM();
|
|
|
1033 }
|
