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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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278
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46 static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf,
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47 ngx_http_perl_main_conf_t *pmcf);
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202
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48 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires,
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198
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49 ngx_log_t *log);
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148
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50 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r,
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366
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51 HV *nginx, SV *sub, SV **args, ngx_str_t *handler, ngx_str_t *rv);
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148
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52 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv);
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53
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54 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf);
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55 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf);
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56 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf);
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57 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf);
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58 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent,
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59 void *child);
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60 static char *ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd,
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61 void *conf);
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62 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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63 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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64
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65 #if (NGX_HAVE_PERL_MULTIPLICITY)
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148
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66 static void ngx_http_perl_cleanup_perl(void *data);
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198
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67 #endif
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148
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68
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314
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69 static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle);
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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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314
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129 ngx_http_perl_init_worker, /* init process */
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148
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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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489
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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 static HV *nginx_stash;
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230
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160
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489
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161 #if (NGX_HAVE_PERL_MULTIPLICITY)
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162 static ngx_uint_t ngx_perl_term;
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163 #endif
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230
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164
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182
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165
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148
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166 static void
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167 ngx_http_perl_xs_init(pTHX)
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168 {
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169 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__);
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182
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170
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171 nginx_stash = gv_stashpv("nginx", TRUE);
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148
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172 }
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173
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174
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175 static ngx_int_t
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176 ngx_http_perl_handler(ngx_http_request_t *r)
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177 {
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178
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178 if (r->zero_in_uri) {
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179 return NGX_HTTP_NOT_FOUND;
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180 }
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181
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535
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182 r->main->count++;
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183
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230
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184 ngx_http_perl_handle_request(r);
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185
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186 return NGX_DONE;
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178
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187 }
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188
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189
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230
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190 void
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178
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191 ngx_http_perl_handle_request(ngx_http_request_t *r)
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192 {
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230
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193 SV *sub;
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194 ngx_int_t rc;
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230
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195 ngx_str_t uri, args, *handler;
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148
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196 ngx_http_perl_ctx_t *ctx;
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197 ngx_http_perl_loc_conf_t *plcf;
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198 ngx_http_perl_main_conf_t *pmcf;
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199
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200 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler");
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201
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202 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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203
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204 if (ctx == NULL) {
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205 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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206 if (ctx == NULL) {
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230
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207 ngx_http_finalize_request(r, NGX_ERROR);
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274
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208 return;
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148
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209 }
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210
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211 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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212 }
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213
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214 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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215
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216 {
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217
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218 dTHXa(pmcf->perl);
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219 PERL_SET_CONTEXT(pmcf->perl);
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148
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220
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230
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221 if (ctx->next == NULL) {
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222 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module);
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223 sub = plcf->sub;
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224 handler = &plcf->handler;
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148
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225
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230
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226 } else {
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227 sub = ctx->next;
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228 handler = &ngx_null_name;
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229 ctx->next = NULL;
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230 }
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231
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258
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232 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler,
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233 NULL);
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148
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234
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235 }
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236
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535
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237 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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238 "perl handler done: %i", rc);
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239
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356
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240 if (rc == NGX_DONE) {
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241 return;
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242 }
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243
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148
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244 if (rc > 600) {
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245 rc = NGX_OK;
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246 }
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247
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248 if (ctx->redirect_uri.len) {
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249 uri = ctx->redirect_uri;
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250 args = ctx->redirect_args;
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178
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251
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252 } else {
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253 uri.len = 0;
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148
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254 }
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255
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182
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256 ctx->filename.data = NULL;
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148
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257 ctx->redirect_uri.len = 0;
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258
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230
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259 if (ctx->done || ctx->next) {
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260 return;
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261 }
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262
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148
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263 if (uri.len) {
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178
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264 ngx_http_internal_redirect(r, &uri, &args);
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265 return;
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148
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266 }
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267
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268 if (rc == NGX_OK || rc == NGX_HTTP_OK) {
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178
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269 ngx_http_send_special(r, NGX_HTTP_LAST);
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230
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270 ctx->done = 1;
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148
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271 }
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272
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178
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273 ngx_http_finalize_request(r, rc);
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148
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274 }
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275
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276
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366
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277 void
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266
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278 ngx_http_perl_sleep_handler(ngx_http_request_t *r)
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279 {
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280 ngx_event_t *wev;
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281
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282 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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283 "perl sleep handler");
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284
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285 wev = r->connection->write;
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286
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287 if (wev->timedout) {
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288 wev->timedout = 0;
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289 ngx_http_perl_handle_request(r);
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290 return;
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291 }
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292
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439
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293 if (ngx_handle_write_event(wev, 0) != NGX_OK) {
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266
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294 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
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295 }
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296 }
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297
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298
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148
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299 static ngx_int_t
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300 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
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301 uintptr_t data)
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302 {
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303 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data;
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304
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305 ngx_int_t rc;
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306 ngx_str_t value;
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307 ngx_http_perl_ctx_t *ctx;
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308 ngx_http_perl_main_conf_t *pmcf;
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309
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310 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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311 "perl variable handler");
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312
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313 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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314
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315 if (ctx == NULL) {
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316 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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317 if (ctx == NULL) {
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318 return NGX_ERROR;
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319 }
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320
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321 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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322 }
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323
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324 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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325
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326 value.data = NULL;
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327
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328 {
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329
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258
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330 dTHXa(pmcf->perl);
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331 PERL_SET_CONTEXT(pmcf->perl);
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148
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332
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258
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333 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL,
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148
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334 &pv->handler, &value);
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335
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336 }
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337
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338 if (value.data) {
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339 v->len = value.len;
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340 v->valid = 1;
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340
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341 v->no_cacheable = 0;
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148
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342 v->not_found = 0;
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343 v->data = value.data;
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344
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345 } else {
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346 v->not_found = 1;
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347 }
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348
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182
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349 ctx->filename.data = NULL;
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148
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350 ctx->redirect_uri.len = 0;
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351
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258
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352 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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353 "perl variable done");
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354
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148
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355 return rc;
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356 }
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357
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358
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166
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359 #if (NGX_HTTP_SSI)
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360
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148
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361 static ngx_int_t
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362 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx,
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363 ngx_str_t **params)
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364 {
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366
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365 SV *sv, **asv;
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148
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366 ngx_int_t rc;
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366
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367 ngx_str_t *handler, **args;
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368 ngx_uint_t i;
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148
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369 ngx_http_perl_ctx_t *ctx;
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370 ngx_http_perl_main_conf_t *pmcf;
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371
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372 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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373 "perl ssi handler");
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374
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375 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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376
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377 if (ctx == NULL) {
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378 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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379 if (ctx == NULL) {
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380 return NGX_ERROR;
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381 }
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382
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383 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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384 }
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385
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258
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386 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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148
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387
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388 ctx->ssi = ssi_ctx;
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389
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390 handler = params[NGX_HTTP_PERL_SSI_SUB];
|
|
|
391 handler->data[handler->len] = '\0';
|
|
|
392
|
|
|
393 {
|
|
|
394
|
|
258
|
395 dTHXa(pmcf->perl);
|
|
|
396 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
397
|
|
200
|
398 #if 0
|
|
|
399
|
|
|
400 /* the code is disabled to force the precompiled perl code using only */
|
|
|
401
|
|
|
402 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv);
|
|
|
403
|
|
|
404 if (sv == &PL_sv_undef) {
|
|
|
405 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
406 "eval_pv(\"%V\") failed", handler);
|
|
|
407 return NGX_ERROR;
|
|
|
408 }
|
|
|
409
|
|
|
410 if (sv == NULL) {
|
|
|
411 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
412 }
|
|
|
413
|
|
|
414 #endif
|
|
|
415
|
|
148
|
416 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
417
|
|
366
|
418 args = ¶ms[NGX_HTTP_PERL_SSI_ARG];
|
|
|
419
|
|
|
420 if (args) {
|
|
|
421
|
|
|
422 for (i = 0; args[i]; i++) { /* void */ }
|
|
|
423
|
|
|
424 asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *));
|
|
|
425
|
|
|
426 if (asv == NULL) {
|
|
|
427 SvREFCNT_dec(sv);
|
|
|
428 return NGX_ERROR;
|
|
|
429 }
|
|
|
430
|
|
|
431 asv[0] = (SV *) i;
|
|
|
432
|
|
|
433 for (i = 0; args[i]; i++) {
|
|
|
434 asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len);
|
|
|
435 }
|
|
|
436
|
|
|
437 } else {
|
|
|
438 asv = NULL;
|
|
|
439 }
|
|
|
440
|
|
|
441 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler,
|
|
|
442 NULL);
|
|
148
|
443
|
|
|
444 SvREFCNT_dec(sv);
|
|
|
445
|
|
|
446 }
|
|
|
447
|
|
182
|
448 ctx->filename.data = NULL;
|
|
148
|
449 ctx->redirect_uri.len = 0;
|
|
|
450 ctx->ssi = NULL;
|
|
|
451
|
|
258
|
452 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done");
|
|
|
453
|
|
148
|
454 return rc;
|
|
|
455 }
|
|
|
456
|
|
166
|
457 #endif
|
|
|
458
|
|
148
|
459
|
|
|
460 static char *
|
|
|
461 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf)
|
|
|
462 {
|
|
258
|
463 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
202
|
464 ngx_pool_cleanup_t *cln;
|
|
148
|
465
|
|
|
466 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
|
467 if (cln == NULL) {
|
|
|
468 return NGX_CONF_ERROR;
|
|
|
469 }
|
|
|
470
|
|
198
|
471 #else
|
|
|
472 static PerlInterpreter *perl;
|
|
|
473 #endif
|
|
|
474
|
|
148
|
475 #ifdef NGX_PERL_MODULES
|
|
|
476 if (pmcf->modules.data == NULL) {
|
|
|
477 pmcf->modules.data = NGX_PERL_MODULES;
|
|
|
478 }
|
|
|
479 #endif
|
|
|
480
|
|
188
|
481 if (pmcf->modules.data) {
|
|
324
|
482 if (ngx_conf_full_name(cf->cycle, &pmcf->modules, 0) != NGX_OK) {
|
|
188
|
483 return NGX_CONF_ERROR;
|
|
|
484 }
|
|
178
|
485 }
|
|
|
486
|
|
258
|
487 #if !(NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
488
|
|
|
489 if (perl) {
|
|
296
|
490
|
|
|
491 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
|
492 return NGX_CONF_ERROR;
|
|
|
493 }
|
|
|
494
|
|
202
|
495 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log)
|
|
|
496 != NGX_OK)
|
|
|
497 {
|
|
198
|
498 return NGX_CONF_ERROR;
|
|
|
499 }
|
|
|
500
|
|
|
501 pmcf->perl = perl;
|
|
296
|
502 pmcf->nginx = nginx_stash;
|
|
198
|
503
|
|
|
504 return NGX_CONF_OK;
|
|
|
505 }
|
|
|
506
|
|
|
507 #endif
|
|
|
508
|
|
306
|
509 if (nginx_stash == NULL) {
|
|
|
510 PERL_SYS_INIT(&ngx_argc, &ngx_argv);
|
|
|
511 }
|
|
148
|
512
|
|
278
|
513 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf);
|
|
148
|
514
|
|
|
515 if (pmcf->perl == NULL) {
|
|
|
516 return NGX_CONF_ERROR;
|
|
|
517 }
|
|
|
518
|
|
258
|
519 pmcf->nginx = nginx_stash;
|
|
|
520
|
|
|
521 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
522
|
|
148
|
523 cln->handler = ngx_http_perl_cleanup_perl;
|
|
|
524 cln->data = pmcf->perl;
|
|
|
525
|
|
198
|
526 #else
|
|
|
527
|
|
|
528 perl = pmcf->perl;
|
|
|
529
|
|
|
530 #endif
|
|
|
531
|
|
148
|
532 return NGX_CONF_OK;
|
|
|
533 }
|
|
|
534
|
|
|
535
|
|
|
536 static PerlInterpreter *
|
|
278
|
537 ngx_http_perl_create_interpreter(ngx_conf_t *cf,
|
|
|
538 ngx_http_perl_main_conf_t *pmcf)
|
|
148
|
539 {
|
|
|
540 int n;
|
|
248
|
541 STRLEN len;
|
|
|
542 SV *sv;
|
|
|
543 char *ver, *embedding[6];
|
|
148
|
544 PerlInterpreter *perl;
|
|
|
545
|
|
278
|
546 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter");
|
|
|
547
|
|
|
548 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
|
549 return NULL;
|
|
|
550 }
|
|
148
|
551
|
|
|
552 perl = perl_alloc();
|
|
|
553 if (perl == NULL) {
|
|
278
|
554 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed");
|
|
148
|
555 return NULL;
|
|
|
556 }
|
|
|
557
|
|
|
558 {
|
|
|
559
|
|
|
560 dTHXa(perl);
|
|
258
|
561 PERL_SET_CONTEXT(perl);
|
|
|
562
|
|
|
563 perl_construct(perl);
|
|
148
|
564
|
|
|
565 #ifdef PERL_EXIT_DESTRUCT_END
|
|
|
566 PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
|
|
|
567 #endif
|
|
|
568
|
|
|
569 embedding[0] = "";
|
|
|
570
|
|
|
571 if (pmcf->modules.data) {
|
|
|
572 embedding[1] = "-I";
|
|
|
573 embedding[2] = (char *) pmcf->modules.data;
|
|
|
574 n = 3;
|
|
|
575
|
|
|
576 } else {
|
|
|
577 n = 1;
|
|
|
578 }
|
|
|
579
|
|
|
580 embedding[n++] = "-Mnginx";
|
|
|
581 embedding[n++] = "-e";
|
|
|
582 embedding[n++] = "0";
|
|
|
583
|
|
|
584 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL);
|
|
|
585
|
|
|
586 if (n != 0) {
|
|
278
|
587 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n);
|
|
148
|
588 goto fail;
|
|
|
589 }
|
|
|
590
|
|
248
|
591 sv = get_sv("nginx::VERSION", FALSE);
|
|
|
592 ver = SvPV(sv, len);
|
|
|
593
|
|
|
594 if (ngx_strcmp(ver, NGINX_VERSION) != 0) {
|
|
278
|
595 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
248
|
596 "version " NGINX_VERSION " of nginx.pm is required, "
|
|
|
597 "but %s was found", ver);
|
|
|
598 goto fail;
|
|
|
599 }
|
|
|
600
|
|
278
|
601 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) != NGX_OK) {
|
|
198
|
602 goto fail;
|
|
148
|
603 }
|
|
|
604
|
|
|
605 }
|
|
|
606
|
|
|
607 return perl;
|
|
|
608
|
|
|
609 fail:
|
|
|
610
|
|
|
611 (void) perl_destruct(perl);
|
|
|
612
|
|
|
613 perl_free(perl);
|
|
|
614
|
|
|
615 return NULL;
|
|
|
616 }
|
|
|
617
|
|
|
618
|
|
198
|
619 static ngx_int_t
|
|
202
|
620 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log)
|
|
198
|
621 {
|
|
|
622 char **script;
|
|
|
623 STRLEN len;
|
|
|
624 ngx_str_t err;
|
|
|
625 ngx_uint_t i;
|
|
|
626
|
|
|
627 script = requires->elts;
|
|
|
628 for (i = 0; i < requires->nelts; i++) {
|
|
|
629
|
|
|
630 require_pv(script[i]);
|
|
|
631
|
|
|
632 if (SvTRUE(ERRSV)) {
|
|
|
633
|
|
|
634 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
635 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
636 /* void */
|
|
|
637 }
|
|
|
638 err.len = len + 1;
|
|
|
639
|
|
|
640 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
|
641 "require_pv(\"%s\") failed: \"%V\"", script[i], &err);
|
|
|
642
|
|
|
643 return NGX_ERROR;
|
|
|
644 }
|
|
|
645 }
|
|
|
646
|
|
|
647 return NGX_OK;
|
|
|
648 }
|
|
|
649
|
|
|
650
|
|
148
|
651 static ngx_int_t
|
|
258
|
652 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub,
|
|
366
|
653 SV **args, ngx_str_t *handler, ngx_str_t *rv)
|
|
148
|
654 {
|
|
356
|
655 SV *sv;
|
|
|
656 int n, status;
|
|
|
657 char *line;
|
|
|
658 STRLEN len, n_a;
|
|
|
659 ngx_str_t err;
|
|
|
660 ngx_uint_t i;
|
|
|
661 ngx_connection_t *c;
|
|
148
|
662
|
|
|
663 dSP;
|
|
|
664
|
|
|
665 status = 0;
|
|
|
666
|
|
|
667 ENTER;
|
|
|
668 SAVETMPS;
|
|
|
669
|
|
|
670 PUSHMARK(sp);
|
|
|
671
|
|
258
|
672 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx));
|
|
148
|
673 XPUSHs(sv);
|
|
|
674
|
|
|
675 if (args) {
|
|
370
|
676 EXTEND(sp, (intptr_t) args[0]);
|
|
148
|
677
|
|
366
|
678 for (i = 1; i <= (ngx_uint_t) args[0]; i++) {
|
|
|
679 PUSHs(sv_2mortal(args[i]));
|
|
148
|
680 }
|
|
|
681 }
|
|
|
682
|
|
|
683 PUTBACK;
|
|
|
684
|
|
356
|
685 c = r->connection;
|
|
|
686
|
|
148
|
687 n = call_sv(sub, G_EVAL);
|
|
|
688
|
|
|
689 SPAGAIN;
|
|
|
690
|
|
|
691 if (n) {
|
|
|
692 if (rv == NULL) {
|
|
|
693 status = POPi;
|
|
|
694
|
|
356
|
695 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
|
|
148
|
696 "call_sv: %d", status);
|
|
|
697
|
|
|
698 } else {
|
|
168
|
699 line = SvPVx(POPs, n_a);
|
|
148
|
700 rv->len = n_a;
|
|
|
701
|
|
382
|
702 rv->data = ngx_pnalloc(r->pool, n_a);
|
|
148
|
703 if (rv->data == NULL) {
|
|
|
704 return NGX_ERROR;
|
|
|
705 }
|
|
|
706
|
|
|
707 ngx_memcpy(rv->data, line, n_a);
|
|
|
708 }
|
|
|
709 }
|
|
|
710
|
|
|
711 PUTBACK;
|
|
|
712
|
|
|
713 FREETMPS;
|
|
|
714 LEAVE;
|
|
|
715
|
|
|
716 /* check $@ */
|
|
|
717
|
|
|
718 if (SvTRUE(ERRSV)) {
|
|
|
719
|
|
|
720 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
721 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
722 /* void */
|
|
|
723 }
|
|
|
724 err.len = len + 1;
|
|
|
725
|
|
356
|
726 ngx_log_error(NGX_LOG_ERR, c->log, 0,
|
|
|
727 "call_sv(\"%V\") failed: \"%V\"", handler, &err);
|
|
148
|
728
|
|
|
729 if (rv) {
|
|
|
730 return NGX_ERROR;
|
|
|
731 }
|
|
|
732
|
|
|
733 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
734 }
|
|
|
735
|
|
|
736 if (n != 1) {
|
|
356
|
737 ngx_log_error(NGX_LOG_ALERT, c->log, 0,
|
|
148
|
738 "call_sv(\"%V\") returned %d results", handler, n);
|
|
|
739 status = NGX_OK;
|
|
|
740 }
|
|
|
741
|
|
|
742 if (rv) {
|
|
|
743 return NGX_OK;
|
|
|
744 }
|
|
|
745
|
|
|
746 return (ngx_int_t) status;
|
|
|
747 }
|
|
|
748
|
|
|
749
|
|
|
750 static void
|
|
|
751 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv)
|
|
|
752 {
|
|
172
|
753 u_char *p;
|
|
|
754
|
|
|
755 for (p = handler->data; *p; p++) {
|
|
|
756 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) {
|
|
|
757 break;
|
|
|
758 }
|
|
|
759 }
|
|
|
760
|
|
198
|
761 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) {
|
|
172
|
762 *sv = eval_pv((char *) p, FALSE);
|
|
258
|
763
|
|
|
764 /* eval_pv() does not set ERRSV on failure */
|
|
|
765
|
|
148
|
766 return;
|
|
|
767 }
|
|
|
768
|
|
|
769 *sv = NULL;
|
|
|
770 }
|
|
|
771
|
|
|
772
|
|
|
773 static void *
|
|
|
774 ngx_http_perl_create_main_conf(ngx_conf_t *cf)
|
|
|
775 {
|
|
|
776 ngx_http_perl_main_conf_t *pmcf;
|
|
|
777
|
|
|
778 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t));
|
|
|
779 if (pmcf == NULL) {
|
|
505
|
780 return NULL;
|
|
148
|
781 }
|
|
|
782
|
|
|
783 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *))
|
|
|
784 != NGX_OK)
|
|
|
785 {
|
|
|
786 return NULL;
|
|
|
787 }
|
|
|
788
|
|
|
789 return pmcf;
|
|
|
790 }
|
|
|
791
|
|
|
792
|
|
|
793 static char *
|
|
|
794 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf)
|
|
|
795 {
|
|
|
796 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
797
|
|
|
798 if (pmcf->perl == NULL) {
|
|
|
799 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
800 return NGX_CONF_ERROR;
|
|
|
801 }
|
|
|
802 }
|
|
|
803
|
|
|
804 return NGX_CONF_OK;
|
|
|
805 }
|
|
|
806
|
|
|
807
|
|
258
|
808 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
809
|
|
148
|
810 static void
|
|
|
811 ngx_http_perl_cleanup_perl(void *data)
|
|
|
812 {
|
|
198
|
813 PerlInterpreter *perl = data;
|
|
148
|
814
|
|
258
|
815 PERL_SET_CONTEXT(perl);
|
|
|
816
|
|
148
|
817 (void) perl_destruct(perl);
|
|
|
818
|
|
|
819 perl_free(perl);
|
|
489
|
820
|
|
|
821 if (ngx_perl_term) {
|
|
|
822 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, "perl term");
|
|
|
823
|
|
|
824 PERL_SYS_TERM();
|
|
|
825 }
|
|
148
|
826 }
|
|
|
827
|
|
198
|
828 #endif
|
|
|
829
|
|
|
830
|
|
148
|
831 static ngx_int_t
|
|
|
832 ngx_http_perl_preconfiguration(ngx_conf_t *cf)
|
|
|
833 {
|
|
166
|
834 #if (NGX_HTTP_SSI)
|
|
148
|
835 ngx_int_t rc;
|
|
|
836 ngx_http_ssi_main_conf_t *smcf;
|
|
|
837
|
|
|
838 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module);
|
|
|
839
|
|
|
840 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name,
|
|
|
841 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY);
|
|
|
842
|
|
|
843 if (rc != NGX_OK) {
|
|
|
844 if (rc == NGX_BUSY) {
|
|
|
845 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
846 "conflicting SSI command \"%V\"",
|
|
|
847 &ngx_http_perl_ssi_command.name);
|
|
|
848 }
|
|
|
849
|
|
|
850 return NGX_ERROR;
|
|
|
851 }
|
|
166
|
852 #endif
|
|
148
|
853
|
|
|
854 return NGX_OK;
|
|
|
855 }
|
|
|
856
|
|
|
857
|
|
|
858 static void *
|
|
|
859 ngx_http_perl_create_loc_conf(ngx_conf_t *cf)
|
|
|
860 {
|
|
|
861 ngx_http_perl_loc_conf_t *plcf;
|
|
|
862
|
|
|
863 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t));
|
|
|
864 if (plcf == NULL) {
|
|
505
|
865 return NULL;
|
|
148
|
866 }
|
|
|
867
|
|
|
868 /*
|
|
|
869 * set by ngx_pcalloc():
|
|
|
870 *
|
|
|
871 * plcf->handler = { 0, NULL };
|
|
|
872 */
|
|
|
873
|
|
|
874 return plcf;
|
|
|
875 }
|
|
|
876
|
|
|
877
|
|
|
878 static char *
|
|
|
879 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
880 {
|
|
|
881 ngx_http_perl_loc_conf_t *prev = parent;
|
|
|
882 ngx_http_perl_loc_conf_t *conf = child;
|
|
|
883
|
|
|
884 if (conf->sub == NULL) {
|
|
|
885 conf->sub = prev->sub;
|
|
|
886 conf->handler = prev->handler;
|
|
|
887 }
|
|
|
888
|
|
|
889 return NGX_CONF_OK;
|
|
|
890 }
|
|
|
891
|
|
|
892
|
|
|
893 static char *
|
|
|
894 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
895 {
|
|
|
896 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
897
|
|
|
898 u_char **p;
|
|
|
899 ngx_str_t *value;
|
|
|
900
|
|
|
901 value = cf->args->elts;
|
|
|
902
|
|
|
903 p = ngx_array_push(&pmcf->requires);
|
|
|
904
|
|
|
905 if (p == NULL) {
|
|
|
906 return NGX_CONF_ERROR;
|
|
|
907 }
|
|
|
908
|
|
|
909 *p = value[1].data;
|
|
|
910
|
|
|
911 return NGX_CONF_OK;
|
|
|
912 }
|
|
|
913
|
|
|
914
|
|
|
915 static char *
|
|
|
916 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
917 {
|
|
|
918 ngx_http_perl_loc_conf_t *plcf = conf;
|
|
|
919
|
|
|
920 ngx_str_t *value;
|
|
|
921 ngx_http_core_loc_conf_t *clcf;
|
|
|
922 ngx_http_perl_main_conf_t *pmcf;
|
|
|
923
|
|
|
924 value = cf->args->elts;
|
|
|
925
|
|
|
926 if (plcf->handler.data) {
|
|
|
927 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
928 "duplicate perl handler \"%V\"", &value[1]);
|
|
|
929 return NGX_CONF_ERROR;
|
|
|
930 }
|
|
|
931
|
|
|
932 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
933
|
|
|
934 if (pmcf->perl == NULL) {
|
|
|
935 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
936 return NGX_CONF_ERROR;
|
|
|
937 }
|
|
|
938 }
|
|
|
939
|
|
|
940 plcf->handler = value[1];
|
|
|
941
|
|
|
942 {
|
|
|
943
|
|
|
944 dTHXa(pmcf->perl);
|
|
258
|
945 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
946
|
|
|
947 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub);
|
|
|
948
|
|
|
949 if (plcf->sub == &PL_sv_undef) {
|
|
|
950 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
951 "eval_pv(\"%V\") failed", &value[1]);
|
|
|
952 return NGX_CONF_ERROR;
|
|
|
953 }
|
|
|
954
|
|
|
955 if (plcf->sub == NULL) {
|
|
|
956 plcf->sub = newSVpvn((char *) value[1].data, value[1].len);
|
|
|
957 }
|
|
|
958
|
|
|
959 }
|
|
|
960
|
|
|
961 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
962 clcf->handler = ngx_http_perl_handler;
|
|
|
963
|
|
|
964 return NGX_CONF_OK;
|
|
|
965 }
|
|
|
966
|
|
|
967
|
|
|
968 static char *
|
|
|
969 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
970 {
|
|
|
971 ngx_int_t index;
|
|
|
972 ngx_str_t *value;
|
|
|
973 ngx_http_variable_t *v;
|
|
|
974 ngx_http_perl_variable_t *pv;
|
|
|
975 ngx_http_perl_main_conf_t *pmcf;
|
|
|
976
|
|
|
977 value = cf->args->elts;
|
|
|
978
|
|
|
979 if (value[1].data[0] != '$') {
|
|
|
980 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
981 "invalid variable name \"%V\"", &value[1]);
|
|
|
982 return NGX_CONF_ERROR;
|
|
|
983 }
|
|
|
984
|
|
|
985 value[1].len--;
|
|
|
986 value[1].data++;
|
|
|
987
|
|
340
|
988 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE);
|
|
148
|
989 if (v == NULL) {
|
|
|
990 return NGX_CONF_ERROR;
|
|
|
991 }
|
|
|
992
|
|
|
993 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t));
|
|
|
994 if (pv == NULL) {
|
|
|
995 return NGX_CONF_ERROR;
|
|
|
996 }
|
|
|
997
|
|
|
998 index = ngx_http_get_variable_index(cf, &value[1]);
|
|
|
999 if (index == NGX_ERROR) {
|
|
|
1000 return NGX_CONF_ERROR;
|
|
|
1001 }
|
|
|
1002
|
|
|
1003 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
1004
|
|
|
1005 if (pmcf->perl == NULL) {
|
|
|
1006 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
1007 return NGX_CONF_ERROR;
|
|
|
1008 }
|
|
|
1009 }
|
|
|
1010
|
|
|
1011 pv->handler = value[2];
|
|
|
1012
|
|
|
1013 {
|
|
|
1014
|
|
|
1015 dTHXa(pmcf->perl);
|
|
258
|
1016 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
1017
|
|
|
1018 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub);
|
|
|
1019
|
|
|
1020 if (pv->sub == &PL_sv_undef) {
|
|
|
1021 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
1022 "eval_pv(\"%V\") failed", &value[2]);
|
|
|
1023 return NGX_CONF_ERROR;
|
|
|
1024 }
|
|
|
1025
|
|
|
1026 if (pv->sub == NULL) {
|
|
|
1027 pv->sub = newSVpvn((char *) value[2].data, value[2].len);
|
|
|
1028 }
|
|
|
1029
|
|
|
1030 }
|
|
|
1031
|
|
186
|
1032 v->get_handler = ngx_http_perl_variable;
|
|
148
|
1033 v->data = (uintptr_t) pv;
|
|
|
1034
|
|
|
1035 return NGX_CONF_OK;
|
|
|
1036 }
|
|
306
|
1037
|
|
|
1038
|
|
314
|
1039 static ngx_int_t
|
|
|
1040 ngx_http_perl_init_worker(ngx_cycle_t *cycle)
|
|
|
1041 {
|
|
|
1042 ngx_http_perl_main_conf_t *pmcf;
|
|
|
1043
|
|
|
1044 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module);
|
|
|
1045
|
|
489
|
1046 if (pmcf) {
|
|
|
1047 dTHXa(pmcf->perl);
|
|
|
1048 PERL_SET_CONTEXT(pmcf->perl);
|
|
314
|
1049
|
|
489
|
1050 /* set worker's $$ */
|
|
314
|
1051
|
|
489
|
1052 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid);
|
|
314
|
1053 }
|
|
|
1054
|
|
|
1055 return NGX_OK;
|
|
|
1056 }
|
|
|
1057
|
|
370
|
1058
|
|
306
|
1059 static void
|
|
|
1060 ngx_http_perl_exit(ngx_cycle_t *cycle)
|
|
|
1061 {
|
|
489
|
1062 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
|
1063
|
|
|
1064 ngx_perl_term = 1;
|
|
|
1065
|
|
|
1066 #else
|
|
370
|
1067 ngx_http_perl_main_conf_t *pmcf;
|
|
|
1068
|
|
|
1069 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module);
|
|
|
1070
|
|
489
|
1071 if (pmcf && nginx_stash) {
|
|
|
1072 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term");
|
|
370
|
1073
|
|
489
|
1074 (void) perl_destruct(pmcf->perl);
|
|
370
|
1075
|
|
489
|
1076 perl_free(pmcf->perl);
|
|
370
|
1077
|
|
489
|
1078 PERL_SYS_TERM();
|
|
370
|
1079 }
|
|
489
|
1080
|
|
|
1081 #endif
|
|
306
|
1082 }
|
