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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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480
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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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480
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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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524
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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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148
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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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258
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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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524
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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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526
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241 ngx_http_finalize_request(r, rc);
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356
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242 return;
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243 }
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244
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148
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245 if (rc > 600) {
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246 rc = NGX_OK;
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247 }
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248
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249 if (ctx->redirect_uri.len) {
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250 uri = ctx->redirect_uri;
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251 args = ctx->redirect_args;
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178
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252
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253 } else {
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254 uri.len = 0;
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148
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255 }
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256
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182
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257 ctx->filename.data = NULL;
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148
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258 ctx->redirect_uri.len = 0;
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259
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230
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260 if (ctx->done || ctx->next) {
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526
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261 ngx_http_finalize_request(r, NGX_DONE);
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230
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262 return;
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263 }
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264
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148
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265 if (uri.len) {
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178
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266 ngx_http_internal_redirect(r, &uri, &args);
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526
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267 ngx_http_finalize_request(r, NGX_DONE);
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178
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268 return;
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148
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269 }
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270
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271 if (rc == NGX_OK || rc == NGX_HTTP_OK) {
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178
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272 ngx_http_send_special(r, NGX_HTTP_LAST);
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230
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273 ctx->done = 1;
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148
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274 }
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275
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178
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276 ngx_http_finalize_request(r, rc);
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148
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277 }
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278
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279
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366
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280 void
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266
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281 ngx_http_perl_sleep_handler(ngx_http_request_t *r)
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282 {
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283 ngx_event_t *wev;
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284
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285 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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286 "perl sleep handler");
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287
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288 wev = r->connection->write;
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289
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290 if (wev->timedout) {
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291 wev->timedout = 0;
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292 ngx_http_perl_handle_request(r);
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293 return;
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294 }
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295
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430
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296 if (ngx_handle_write_event(wev, 0) != NGX_OK) {
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266
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297 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
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298 }
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299 }
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300
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301
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148
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302 static ngx_int_t
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303 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
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304 uintptr_t data)
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305 {
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306 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data;
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307
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308 ngx_int_t rc;
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309 ngx_str_t value;
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310 ngx_http_perl_ctx_t *ctx;
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311 ngx_http_perl_main_conf_t *pmcf;
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312
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313 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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314 "perl variable handler");
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315
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316 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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317
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318 if (ctx == NULL) {
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319 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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320 if (ctx == NULL) {
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321 return NGX_ERROR;
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322 }
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323
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324 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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325 }
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326
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327 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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328
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329 value.data = NULL;
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330
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331 {
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332
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258
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333 dTHXa(pmcf->perl);
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334 PERL_SET_CONTEXT(pmcf->perl);
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148
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335
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258
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336 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL,
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148
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337 &pv->handler, &value);
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338
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339 }
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340
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341 if (value.data) {
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342 v->len = value.len;
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343 v->valid = 1;
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340
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344 v->no_cacheable = 0;
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148
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345 v->not_found = 0;
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346 v->data = value.data;
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347
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348 } else {
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349 v->not_found = 1;
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350 }
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351
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182
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352 ctx->filename.data = NULL;
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148
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353 ctx->redirect_uri.len = 0;
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354
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258
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355 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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356 "perl variable done");
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357
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148
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358 return rc;
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359 }
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360
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361
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166
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362 #if (NGX_HTTP_SSI)
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363
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148
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364 static ngx_int_t
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365 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx,
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366 ngx_str_t **params)
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367 {
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366
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368 SV *sv, **asv;
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148
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369 ngx_int_t rc;
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366
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370 ngx_str_t *handler, **args;
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371 ngx_uint_t i;
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148
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372 ngx_http_perl_ctx_t *ctx;
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373 ngx_http_perl_main_conf_t *pmcf;
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374
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375 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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376 "perl ssi handler");
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377
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378 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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379
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380 if (ctx == NULL) {
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381 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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382 if (ctx == NULL) {
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383 return NGX_ERROR;
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384 }
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385
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386 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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387 }
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|
388
|
|
258
|
389 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
|
|
148
|
390
|
|
|
391 ctx->ssi = ssi_ctx;
|
|
|
392
|
|
|
393 handler = params[NGX_HTTP_PERL_SSI_SUB];
|
|
|
394 handler->data[handler->len] = '\0';
|
|
|
395
|
|
|
396 {
|
|
|
397
|
|
258
|
398 dTHXa(pmcf->perl);
|
|
|
399 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
400
|
|
200
|
401 #if 0
|
|
|
402
|
|
|
403 /* the code is disabled to force the precompiled perl code using only */
|
|
|
404
|
|
|
405 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv);
|
|
|
406
|
|
|
407 if (sv == &PL_sv_undef) {
|
|
|
408 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
409 "eval_pv(\"%V\") failed", handler);
|
|
|
410 return NGX_ERROR;
|
|
|
411 }
|
|
|
412
|
|
|
413 if (sv == NULL) {
|
|
|
414 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
415 }
|
|
|
416
|
|
|
417 #endif
|
|
|
418
|
|
148
|
419 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
420
|
|
366
|
421 args = ¶ms[NGX_HTTP_PERL_SSI_ARG];
|
|
|
422
|
|
|
423 if (args) {
|
|
|
424
|
|
|
425 for (i = 0; args[i]; i++) { /* void */ }
|
|
|
426
|
|
|
427 asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *));
|
|
|
428
|
|
|
429 if (asv == NULL) {
|
|
|
430 SvREFCNT_dec(sv);
|
|
|
431 return NGX_ERROR;
|
|
|
432 }
|
|
|
433
|
|
|
434 asv[0] = (SV *) i;
|
|
|
435
|
|
|
436 for (i = 0; args[i]; i++) {
|
|
|
437 asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len);
|
|
|
438 }
|
|
|
439
|
|
|
440 } else {
|
|
|
441 asv = NULL;
|
|
|
442 }
|
|
|
443
|
|
|
444 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler,
|
|
|
445 NULL);
|
|
148
|
446
|
|
|
447 SvREFCNT_dec(sv);
|
|
|
448
|
|
|
449 }
|
|
|
450
|
|
182
|
451 ctx->filename.data = NULL;
|
|
148
|
452 ctx->redirect_uri.len = 0;
|
|
|
453 ctx->ssi = NULL;
|
|
|
454
|
|
258
|
455 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done");
|
|
|
456
|
|
148
|
457 return rc;
|
|
|
458 }
|
|
|
459
|
|
166
|
460 #endif
|
|
|
461
|
|
148
|
462
|
|
|
463 static char *
|
|
|
464 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf)
|
|
|
465 {
|
|
258
|
466 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
202
|
467 ngx_pool_cleanup_t *cln;
|
|
148
|
468
|
|
|
469 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
|
470 if (cln == NULL) {
|
|
|
471 return NGX_CONF_ERROR;
|
|
|
472 }
|
|
|
473
|
|
198
|
474 #else
|
|
|
475 static PerlInterpreter *perl;
|
|
|
476 #endif
|
|
|
477
|
|
148
|
478 #ifdef NGX_PERL_MODULES
|
|
|
479 if (pmcf->modules.data == NULL) {
|
|
|
480 pmcf->modules.data = NGX_PERL_MODULES;
|
|
|
481 }
|
|
|
482 #endif
|
|
|
483
|
|
188
|
484 if (pmcf->modules.data) {
|
|
324
|
485 if (ngx_conf_full_name(cf->cycle, &pmcf->modules, 0) != NGX_OK) {
|
|
188
|
486 return NGX_CONF_ERROR;
|
|
|
487 }
|
|
178
|
488 }
|
|
|
489
|
|
258
|
490 #if !(NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
491
|
|
|
492 if (perl) {
|
|
296
|
493
|
|
|
494 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
|
495 return NGX_CONF_ERROR;
|
|
|
496 }
|
|
|
497
|
|
202
|
498 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log)
|
|
|
499 != NGX_OK)
|
|
|
500 {
|
|
198
|
501 return NGX_CONF_ERROR;
|
|
|
502 }
|
|
|
503
|
|
|
504 pmcf->perl = perl;
|
|
296
|
505 pmcf->nginx = nginx_stash;
|
|
198
|
506
|
|
|
507 return NGX_CONF_OK;
|
|
|
508 }
|
|
|
509
|
|
|
510 #endif
|
|
|
511
|
|
306
|
512 if (nginx_stash == NULL) {
|
|
|
513 PERL_SYS_INIT(&ngx_argc, &ngx_argv);
|
|
|
514 }
|
|
148
|
515
|
|
278
|
516 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf);
|
|
148
|
517
|
|
|
518 if (pmcf->perl == NULL) {
|
|
|
519 return NGX_CONF_ERROR;
|
|
|
520 }
|
|
|
521
|
|
258
|
522 pmcf->nginx = nginx_stash;
|
|
|
523
|
|
|
524 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
525
|
|
148
|
526 cln->handler = ngx_http_perl_cleanup_perl;
|
|
|
527 cln->data = pmcf->perl;
|
|
|
528
|
|
198
|
529 #else
|
|
|
530
|
|
|
531 perl = pmcf->perl;
|
|
|
532
|
|
|
533 #endif
|
|
|
534
|
|
148
|
535 return NGX_CONF_OK;
|
|
|
536 }
|
|
|
537
|
|
|
538
|
|
|
539 static PerlInterpreter *
|
|
278
|
540 ngx_http_perl_create_interpreter(ngx_conf_t *cf,
|
|
|
541 ngx_http_perl_main_conf_t *pmcf)
|
|
148
|
542 {
|
|
|
543 int n;
|
|
248
|
544 STRLEN len;
|
|
|
545 SV *sv;
|
|
|
546 char *ver, *embedding[6];
|
|
148
|
547 PerlInterpreter *perl;
|
|
|
548
|
|
278
|
549 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter");
|
|
|
550
|
|
|
551 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
|
552 return NULL;
|
|
|
553 }
|
|
148
|
554
|
|
|
555 perl = perl_alloc();
|
|
|
556 if (perl == NULL) {
|
|
278
|
557 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed");
|
|
148
|
558 return NULL;
|
|
|
559 }
|
|
|
560
|
|
|
561 {
|
|
|
562
|
|
|
563 dTHXa(perl);
|
|
258
|
564 PERL_SET_CONTEXT(perl);
|
|
|
565
|
|
|
566 perl_construct(perl);
|
|
148
|
567
|
|
|
568 #ifdef PERL_EXIT_DESTRUCT_END
|
|
|
569 PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
|
|
|
570 #endif
|
|
|
571
|
|
|
572 embedding[0] = "";
|
|
|
573
|
|
|
574 if (pmcf->modules.data) {
|
|
|
575 embedding[1] = "-I";
|
|
|
576 embedding[2] = (char *) pmcf->modules.data;
|
|
|
577 n = 3;
|
|
|
578
|
|
|
579 } else {
|
|
|
580 n = 1;
|
|
|
581 }
|
|
|
582
|
|
|
583 embedding[n++] = "-Mnginx";
|
|
|
584 embedding[n++] = "-e";
|
|
|
585 embedding[n++] = "0";
|
|
|
586
|
|
|
587 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL);
|
|
|
588
|
|
|
589 if (n != 0) {
|
|
278
|
590 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n);
|
|
148
|
591 goto fail;
|
|
|
592 }
|
|
|
593
|
|
248
|
594 sv = get_sv("nginx::VERSION", FALSE);
|
|
|
595 ver = SvPV(sv, len);
|
|
|
596
|
|
|
597 if (ngx_strcmp(ver, NGINX_VERSION) != 0) {
|
|
278
|
598 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
248
|
599 "version " NGINX_VERSION " of nginx.pm is required, "
|
|
|
600 "but %s was found", ver);
|
|
|
601 goto fail;
|
|
|
602 }
|
|
|
603
|
|
278
|
604 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) != NGX_OK) {
|
|
198
|
605 goto fail;
|
|
148
|
606 }
|
|
|
607
|
|
|
608 }
|
|
|
609
|
|
|
610 return perl;
|
|
|
611
|
|
|
612 fail:
|
|
|
613
|
|
|
614 (void) perl_destruct(perl);
|
|
|
615
|
|
|
616 perl_free(perl);
|
|
|
617
|
|
|
618 return NULL;
|
|
|
619 }
|
|
|
620
|
|
|
621
|
|
198
|
622 static ngx_int_t
|
|
202
|
623 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log)
|
|
198
|
624 {
|
|
|
625 char **script;
|
|
|
626 STRLEN len;
|
|
|
627 ngx_str_t err;
|
|
|
628 ngx_uint_t i;
|
|
|
629
|
|
|
630 script = requires->elts;
|
|
|
631 for (i = 0; i < requires->nelts; i++) {
|
|
|
632
|
|
|
633 require_pv(script[i]);
|
|
|
634
|
|
|
635 if (SvTRUE(ERRSV)) {
|
|
|
636
|
|
|
637 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
638 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
639 /* void */
|
|
|
640 }
|
|
|
641 err.len = len + 1;
|
|
|
642
|
|
|
643 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
|
644 "require_pv(\"%s\") failed: \"%V\"", script[i], &err);
|
|
|
645
|
|
|
646 return NGX_ERROR;
|
|
|
647 }
|
|
|
648 }
|
|
|
649
|
|
|
650 return NGX_OK;
|
|
|
651 }
|
|
|
652
|
|
|
653
|
|
148
|
654 static ngx_int_t
|
|
258
|
655 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub,
|
|
366
|
656 SV **args, ngx_str_t *handler, ngx_str_t *rv)
|
|
148
|
657 {
|
|
356
|
658 SV *sv;
|
|
|
659 int n, status;
|
|
|
660 char *line;
|
|
|
661 STRLEN len, n_a;
|
|
|
662 ngx_str_t err;
|
|
|
663 ngx_uint_t i;
|
|
|
664 ngx_connection_t *c;
|
|
148
|
665
|
|
|
666 dSP;
|
|
|
667
|
|
|
668 status = 0;
|
|
|
669
|
|
|
670 ENTER;
|
|
|
671 SAVETMPS;
|
|
|
672
|
|
|
673 PUSHMARK(sp);
|
|
|
674
|
|
258
|
675 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx));
|
|
148
|
676 XPUSHs(sv);
|
|
|
677
|
|
|
678 if (args) {
|
|
370
|
679 EXTEND(sp, (intptr_t) args[0]);
|
|
148
|
680
|
|
366
|
681 for (i = 1; i <= (ngx_uint_t) args[0]; i++) {
|
|
|
682 PUSHs(sv_2mortal(args[i]));
|
|
148
|
683 }
|
|
|
684 }
|
|
|
685
|
|
|
686 PUTBACK;
|
|
|
687
|
|
356
|
688 c = r->connection;
|
|
|
689
|
|
148
|
690 n = call_sv(sub, G_EVAL);
|
|
|
691
|
|
|
692 SPAGAIN;
|
|
|
693
|
|
|
694 if (n) {
|
|
|
695 if (rv == NULL) {
|
|
|
696 status = POPi;
|
|
|
697
|
|
356
|
698 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
|
|
148
|
699 "call_sv: %d", status);
|
|
|
700
|
|
|
701 } else {
|
|
168
|
702 line = SvPVx(POPs, n_a);
|
|
148
|
703 rv->len = n_a;
|
|
|
704
|
|
382
|
705 rv->data = ngx_pnalloc(r->pool, n_a);
|
|
148
|
706 if (rv->data == NULL) {
|
|
|
707 return NGX_ERROR;
|
|
|
708 }
|
|
|
709
|
|
|
710 ngx_memcpy(rv->data, line, n_a);
|
|
|
711 }
|
|
|
712 }
|
|
|
713
|
|
|
714 PUTBACK;
|
|
|
715
|
|
|
716 FREETMPS;
|
|
|
717 LEAVE;
|
|
|
718
|
|
|
719 /* check $@ */
|
|
|
720
|
|
|
721 if (SvTRUE(ERRSV)) {
|
|
|
722
|
|
|
723 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
724 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
725 /* void */
|
|
|
726 }
|
|
|
727 err.len = len + 1;
|
|
|
728
|
|
356
|
729 ngx_log_error(NGX_LOG_ERR, c->log, 0,
|
|
|
730 "call_sv(\"%V\") failed: \"%V\"", handler, &err);
|
|
148
|
731
|
|
|
732 if (rv) {
|
|
|
733 return NGX_ERROR;
|
|
|
734 }
|
|
|
735
|
|
|
736 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
737 }
|
|
|
738
|
|
|
739 if (n != 1) {
|
|
356
|
740 ngx_log_error(NGX_LOG_ALERT, c->log, 0,
|
|
148
|
741 "call_sv(\"%V\") returned %d results", handler, n);
|
|
|
742 status = NGX_OK;
|
|
|
743 }
|
|
|
744
|
|
|
745 if (rv) {
|
|
|
746 return NGX_OK;
|
|
|
747 }
|
|
|
748
|
|
|
749 return (ngx_int_t) status;
|
|
|
750 }
|
|
|
751
|
|
|
752
|
|
|
753 static void
|
|
|
754 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv)
|
|
|
755 {
|
|
172
|
756 u_char *p;
|
|
|
757
|
|
|
758 for (p = handler->data; *p; p++) {
|
|
|
759 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) {
|
|
|
760 break;
|
|
|
761 }
|
|
|
762 }
|
|
|
763
|
|
198
|
764 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) {
|
|
172
|
765 *sv = eval_pv((char *) p, FALSE);
|
|
258
|
766
|
|
|
767 /* eval_pv() does not set ERRSV on failure */
|
|
|
768
|
|
148
|
769 return;
|
|
|
770 }
|
|
|
771
|
|
|
772 *sv = NULL;
|
|
|
773 }
|
|
|
774
|
|
|
775
|
|
|
776 static void *
|
|
|
777 ngx_http_perl_create_main_conf(ngx_conf_t *cf)
|
|
|
778 {
|
|
|
779 ngx_http_perl_main_conf_t *pmcf;
|
|
|
780
|
|
|
781 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t));
|
|
|
782 if (pmcf == NULL) {
|
|
496
|
783 return NULL;
|
|
148
|
784 }
|
|
|
785
|
|
|
786 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *))
|
|
|
787 != NGX_OK)
|
|
|
788 {
|
|
|
789 return NULL;
|
|
|
790 }
|
|
|
791
|
|
|
792 return pmcf;
|
|
|
793 }
|
|
|
794
|
|
|
795
|
|
|
796 static char *
|
|
|
797 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf)
|
|
|
798 {
|
|
|
799 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
800
|
|
|
801 if (pmcf->perl == NULL) {
|
|
|
802 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
803 return NGX_CONF_ERROR;
|
|
|
804 }
|
|
|
805 }
|
|
|
806
|
|
|
807 return NGX_CONF_OK;
|
|
|
808 }
|
|
|
809
|
|
|
810
|
|
258
|
811 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
198
|
812
|
|
148
|
813 static void
|
|
|
814 ngx_http_perl_cleanup_perl(void *data)
|
|
|
815 {
|
|
198
|
816 PerlInterpreter *perl = data;
|
|
148
|
817
|
|
258
|
818 PERL_SET_CONTEXT(perl);
|
|
|
819
|
|
148
|
820 (void) perl_destruct(perl);
|
|
|
821
|
|
|
822 perl_free(perl);
|
|
480
|
823
|
|
|
824 if (ngx_perl_term) {
|
|
|
825 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, "perl term");
|
|
|
826
|
|
|
827 PERL_SYS_TERM();
|
|
|
828 }
|
|
148
|
829 }
|
|
|
830
|
|
198
|
831 #endif
|
|
|
832
|
|
|
833
|
|
148
|
834 static ngx_int_t
|
|
|
835 ngx_http_perl_preconfiguration(ngx_conf_t *cf)
|
|
|
836 {
|
|
166
|
837 #if (NGX_HTTP_SSI)
|
|
148
|
838 ngx_int_t rc;
|
|
|
839 ngx_http_ssi_main_conf_t *smcf;
|
|
|
840
|
|
|
841 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module);
|
|
|
842
|
|
|
843 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name,
|
|
|
844 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY);
|
|
|
845
|
|
|
846 if (rc != NGX_OK) {
|
|
|
847 if (rc == NGX_BUSY) {
|
|
|
848 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
849 "conflicting SSI command \"%V\"",
|
|
|
850 &ngx_http_perl_ssi_command.name);
|
|
|
851 }
|
|
|
852
|
|
|
853 return NGX_ERROR;
|
|
|
854 }
|
|
166
|
855 #endif
|
|
148
|
856
|
|
|
857 return NGX_OK;
|
|
|
858 }
|
|
|
859
|
|
|
860
|
|
|
861 static void *
|
|
|
862 ngx_http_perl_create_loc_conf(ngx_conf_t *cf)
|
|
|
863 {
|
|
|
864 ngx_http_perl_loc_conf_t *plcf;
|
|
|
865
|
|
|
866 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t));
|
|
|
867 if (plcf == NULL) {
|
|
496
|
868 return NULL;
|
|
148
|
869 }
|
|
|
870
|
|
|
871 /*
|
|
|
872 * set by ngx_pcalloc():
|
|
|
873 *
|
|
|
874 * plcf->handler = { 0, NULL };
|
|
|
875 */
|
|
|
876
|
|
|
877 return plcf;
|
|
|
878 }
|
|
|
879
|
|
|
880
|
|
|
881 static char *
|
|
|
882 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
883 {
|
|
|
884 ngx_http_perl_loc_conf_t *prev = parent;
|
|
|
885 ngx_http_perl_loc_conf_t *conf = child;
|
|
|
886
|
|
|
887 if (conf->sub == NULL) {
|
|
|
888 conf->sub = prev->sub;
|
|
|
889 conf->handler = prev->handler;
|
|
|
890 }
|
|
|
891
|
|
|
892 return NGX_CONF_OK;
|
|
|
893 }
|
|
|
894
|
|
|
895
|
|
|
896 static char *
|
|
|
897 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
898 {
|
|
|
899 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
900
|
|
|
901 u_char **p;
|
|
|
902 ngx_str_t *value;
|
|
|
903
|
|
|
904 value = cf->args->elts;
|
|
|
905
|
|
|
906 p = ngx_array_push(&pmcf->requires);
|
|
|
907
|
|
|
908 if (p == NULL) {
|
|
|
909 return NGX_CONF_ERROR;
|
|
|
910 }
|
|
|
911
|
|
|
912 *p = value[1].data;
|
|
|
913
|
|
|
914 return NGX_CONF_OK;
|
|
|
915 }
|
|
|
916
|
|
|
917
|
|
|
918 static char *
|
|
|
919 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
920 {
|
|
|
921 ngx_http_perl_loc_conf_t *plcf = conf;
|
|
|
922
|
|
|
923 ngx_str_t *value;
|
|
|
924 ngx_http_core_loc_conf_t *clcf;
|
|
|
925 ngx_http_perl_main_conf_t *pmcf;
|
|
|
926
|
|
|
927 value = cf->args->elts;
|
|
|
928
|
|
|
929 if (plcf->handler.data) {
|
|
|
930 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
931 "duplicate perl handler \"%V\"", &value[1]);
|
|
|
932 return NGX_CONF_ERROR;
|
|
|
933 }
|
|
|
934
|
|
|
935 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
936
|
|
|
937 if (pmcf->perl == NULL) {
|
|
|
938 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
939 return NGX_CONF_ERROR;
|
|
|
940 }
|
|
|
941 }
|
|
|
942
|
|
|
943 plcf->handler = value[1];
|
|
|
944
|
|
|
945 {
|
|
|
946
|
|
|
947 dTHXa(pmcf->perl);
|
|
258
|
948 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
949
|
|
|
950 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub);
|
|
|
951
|
|
|
952 if (plcf->sub == &PL_sv_undef) {
|
|
|
953 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
954 "eval_pv(\"%V\") failed", &value[1]);
|
|
|
955 return NGX_CONF_ERROR;
|
|
|
956 }
|
|
|
957
|
|
|
958 if (plcf->sub == NULL) {
|
|
|
959 plcf->sub = newSVpvn((char *) value[1].data, value[1].len);
|
|
|
960 }
|
|
|
961
|
|
|
962 }
|
|
|
963
|
|
|
964 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
965 clcf->handler = ngx_http_perl_handler;
|
|
|
966
|
|
|
967 return NGX_CONF_OK;
|
|
|
968 }
|
|
|
969
|
|
|
970
|
|
|
971 static char *
|
|
|
972 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
973 {
|
|
|
974 ngx_int_t index;
|
|
|
975 ngx_str_t *value;
|
|
|
976 ngx_http_variable_t *v;
|
|
|
977 ngx_http_perl_variable_t *pv;
|
|
|
978 ngx_http_perl_main_conf_t *pmcf;
|
|
|
979
|
|
|
980 value = cf->args->elts;
|
|
|
981
|
|
|
982 if (value[1].data[0] != '$') {
|
|
|
983 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
984 "invalid variable name \"%V\"", &value[1]);
|
|
|
985 return NGX_CONF_ERROR;
|
|
|
986 }
|
|
|
987
|
|
|
988 value[1].len--;
|
|
|
989 value[1].data++;
|
|
|
990
|
|
340
|
991 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE);
|
|
148
|
992 if (v == NULL) {
|
|
|
993 return NGX_CONF_ERROR;
|
|
|
994 }
|
|
|
995
|
|
|
996 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t));
|
|
|
997 if (pv == NULL) {
|
|
|
998 return NGX_CONF_ERROR;
|
|
|
999 }
|
|
|
1000
|
|
|
1001 index = ngx_http_get_variable_index(cf, &value[1]);
|
|
|
1002 if (index == NGX_ERROR) {
|
|
|
1003 return NGX_CONF_ERROR;
|
|
|
1004 }
|
|
|
1005
|
|
|
1006 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
1007
|
|
|
1008 if (pmcf->perl == NULL) {
|
|
|
1009 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
1010 return NGX_CONF_ERROR;
|
|
|
1011 }
|
|
|
1012 }
|
|
|
1013
|
|
|
1014 pv->handler = value[2];
|
|
|
1015
|
|
|
1016 {
|
|
|
1017
|
|
|
1018 dTHXa(pmcf->perl);
|
|
258
|
1019 PERL_SET_CONTEXT(pmcf->perl);
|
|
148
|
1020
|
|
|
1021 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub);
|
|
|
1022
|
|
|
1023 if (pv->sub == &PL_sv_undef) {
|
|
|
1024 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
1025 "eval_pv(\"%V\") failed", &value[2]);
|
|
|
1026 return NGX_CONF_ERROR;
|
|
|
1027 }
|
|
|
1028
|
|
|
1029 if (pv->sub == NULL) {
|
|
|
1030 pv->sub = newSVpvn((char *) value[2].data, value[2].len);
|
|
|
1031 }
|
|
|
1032
|
|
|
1033 }
|
|
|
1034
|
|
186
|
1035 v->get_handler = ngx_http_perl_variable;
|
|
148
|
1036 v->data = (uintptr_t) pv;
|
|
|
1037
|
|
|
1038 return NGX_CONF_OK;
|
|
|
1039 }
|
|
306
|
1040
|
|
|
1041
|
|
314
|
1042 static ngx_int_t
|
|
|
1043 ngx_http_perl_init_worker(ngx_cycle_t *cycle)
|
|
|
1044 {
|
|
|
1045 ngx_http_perl_main_conf_t *pmcf;
|
|
|
1046
|
|
|
1047 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module);
|
|
|
1048
|
|
480
|
1049 if (pmcf) {
|
|
|
1050 dTHXa(pmcf->perl);
|
|
|
1051 PERL_SET_CONTEXT(pmcf->perl);
|
|
314
|
1052
|
|
480
|
1053 /* set worker's $$ */
|
|
314
|
1054
|
|
480
|
1055 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid);
|
|
314
|
1056 }
|
|
|
1057
|
|
|
1058 return NGX_OK;
|
|
|
1059 }
|
|
|
1060
|
|
370
|
1061
|
|
306
|
1062 static void
|
|
|
1063 ngx_http_perl_exit(ngx_cycle_t *cycle)
|
|
|
1064 {
|
|
480
|
1065 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
|
1066
|
|
|
1067 ngx_perl_term = 1;
|
|
|
1068
|
|
|
1069 #else
|
|
370
|
1070 ngx_http_perl_main_conf_t *pmcf;
|
|
|
1071
|
|
|
1072 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module);
|
|
|
1073
|
|
480
|
1074 if (pmcf && nginx_stash) {
|
|
|
1075 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term");
|
|
370
|
1076
|
|
480
|
1077 (void) perl_destruct(pmcf->perl);
|
|
370
|
1078
|
|
480
|
1079 perl_free(pmcf->perl);
|
|
370
|
1080
|
|
480
|
1081 PERL_SYS_TERM();
|
|
370
|
1082 }
|
|
480
|
1083
|
|
|
1084 #endif
|
|
306
|
1085 }
|
