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