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