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599
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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 **free_perls;
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15 ngx_uint_t interp;
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16 ngx_uint_t nalloc;
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17 ngx_uint_t interp_max;
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18
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19 PerlInterpreter *perl;
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20 ngx_str_t modules;
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21 ngx_array_t requires;
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22 } ngx_http_perl_main_conf_t;
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23
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24
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25 typedef struct {
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26 SV *sub;
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27 ngx_str_t handler;
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28 } ngx_http_perl_loc_conf_t;
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29
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30
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31 typedef struct {
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32 SV *sub;
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33 ngx_str_t handler;
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34 } ngx_http_perl_variable_t;
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35
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36
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617
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37 #if (NGX_HTTP_SSI)
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599
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38 static ngx_int_t ngx_http_perl_ssi(ngx_http_request_t *r,
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39 ngx_http_ssi_ctx_t *ssi_ctx, ngx_str_t **params);
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617
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40 #endif
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41
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629
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42 static void ngx_http_perl_handle_request(ngx_http_request_t *r);
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599
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43 static ngx_int_t
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44 ngx_http_perl_get_interpreter(ngx_http_perl_main_conf_t *pmcf,
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45 PerlInterpreter **perl, ngx_log_t *log);
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46 static ngx_inline void
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47 ngx_http_perl_free_interpreter(ngx_http_perl_main_conf_t *pmcf,
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48 PerlInterpreter *perl);
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49 static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf,
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50 ngx_http_perl_main_conf_t *pmcf);
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51 static PerlInterpreter *
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52 ngx_http_perl_create_interpreter(ngx_http_perl_main_conf_t *pmcf,
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53 ngx_log_t *log);
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54 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r,
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55 SV *sub, ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv);
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56 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv);
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57
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58 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf);
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59 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf);
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60 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf);
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61 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf);
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62 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent,
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63 void *child);
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64 static char *ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd,
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65 void *conf);
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66 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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67 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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68 static char *ngx_http_perl_interp_max_unsupported(ngx_conf_t *cf, void *post,
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69 void *data);
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70 static void ngx_http_perl_cleanup_perl(void *data);
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71
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72
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73 static ngx_conf_post_handler_pt ngx_http_perl_interp_max_p =
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74 ngx_http_perl_interp_max_unsupported;
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75
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76
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77 static ngx_command_t ngx_http_perl_commands[] = {
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78
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79 { ngx_string("perl_modules"),
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80 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
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81 ngx_conf_set_str_slot,
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82 NGX_HTTP_MAIN_CONF_OFFSET,
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83 offsetof(ngx_http_perl_main_conf_t, modules),
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84 NULL },
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85
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86 { ngx_string("perl_require"),
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87 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
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88 ngx_http_perl_require,
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89 NGX_HTTP_MAIN_CONF_OFFSET,
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90 0,
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91 NULL },
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92
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93 { ngx_string("perl_interp_max"),
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94 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
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95 ngx_conf_set_num_slot,
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96 NGX_HTTP_MAIN_CONF_OFFSET,
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97 offsetof(ngx_http_perl_main_conf_t, interp_max),
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98 &ngx_http_perl_interp_max_p },
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99
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100 { ngx_string("perl"),
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101 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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102 ngx_http_perl,
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103 NGX_HTTP_LOC_CONF_OFFSET,
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104 0,
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105 NULL },
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106
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107 { ngx_string("perl_set"),
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108 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2,
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109 ngx_http_perl_set,
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110 NGX_HTTP_LOC_CONF_OFFSET,
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111 0,
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112 NULL },
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113
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114 ngx_null_command
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115 };
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116
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117
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118 static ngx_http_module_t ngx_http_perl_module_ctx = {
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119 ngx_http_perl_preconfiguration, /* preconfiguration */
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120 NULL, /* postconfiguration */
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121
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122 ngx_http_perl_create_main_conf, /* create main configuration */
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123 ngx_http_perl_init_main_conf, /* init main configuration */
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124
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125 NULL, /* create server configuration */
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126 NULL, /* merge server configuration */
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127
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128 ngx_http_perl_create_loc_conf, /* create location configuration */
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129 ngx_http_perl_merge_loc_conf /* merge location configuration */
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130 };
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131
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132
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133 ngx_module_t ngx_http_perl_module = {
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134 NGX_MODULE_V1,
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135 &ngx_http_perl_module_ctx, /* module context */
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136 ngx_http_perl_commands, /* module directives */
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137 NGX_HTTP_MODULE, /* module type */
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138 NULL, /* init master */
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139 NULL, /* init module */
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140 NULL, /* init process */
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141 NULL, /* init thread */
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142 NULL, /* exit thread */
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143 NULL, /* exit process */
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144 NULL, /* exit master */
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145 NGX_MODULE_V1_PADDING
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146 };
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147
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148
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617
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149 #if (NGX_HTTP_SSI)
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150
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599
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151 #define NGX_HTTP_PERL_SSI_SUB 0
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152 #define NGX_HTTP_PERL_SSI_ARG 1
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153
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154
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155 static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = {
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156 { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 },
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157 { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 },
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158 { ngx_null_string, 0, 0, 0 }
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159 };
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160
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161 static ngx_http_ssi_command_t ngx_http_perl_ssi_command = {
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162 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 1
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163 };
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164
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617
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165 #endif
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166
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599
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167
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633
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168 static HV *nginx_stash;
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169
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599
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170 static void
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171 ngx_http_perl_xs_init(pTHX)
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172 {
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173 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__);
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633
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174
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175 nginx_stash = gv_stashpv("nginx", TRUE);
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599
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176 }
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177
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178
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179 static ngx_int_t
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180 ngx_http_perl_handler(ngx_http_request_t *r)
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181 {
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629
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182 ngx_int_t rc;
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183
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184 /* TODO: Win32 */
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185 if (r->zero_in_uri) {
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186 return NGX_HTTP_NOT_FOUND;
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187 }
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188
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633
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189 r->request_body_in_single_buf = 1;
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190 r->request_body_in_persistent_file = 1;
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635
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191 r->request_body_delete_incomplete_file = 1;
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633
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192
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193 rc = ngx_http_read_client_request_body(r, ngx_http_perl_handle_request);
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194
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195 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
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196 return rc;
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197 }
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198
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199 return NGX_DONE;
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200 }
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201
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202
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203 static void
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204 ngx_http_perl_handle_request(ngx_http_request_t *r)
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205 {
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599
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206 ngx_int_t rc;
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207 ngx_str_t uri, args;
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208 ngx_http_perl_ctx_t *ctx;
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209 ngx_http_perl_loc_conf_t *plcf;
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210 ngx_http_perl_main_conf_t *pmcf;
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211
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212 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler");
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213
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214 /* mod_perl's content handler assumes that content type was already set */
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215
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216 if (ngx_http_set_content_type(r) != NGX_OK) {
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629
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217 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
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218 return;
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599
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219 }
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220
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221 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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222
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223 if (ctx == NULL) {
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224 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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225 if (ctx == NULL) {
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629
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226 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
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227 return;
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599
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228 }
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229
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230 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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231 }
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232
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233 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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234
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235 rc = ngx_http_perl_get_interpreter(pmcf, &ctx->perl, r->connection->log);
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236
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237 if (rc != NGX_OK) {
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629
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238 ngx_http_finalize_request(r, rc);
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239 return;
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599
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240 }
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241
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242 {
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243
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244 dTHXa(ctx->perl);
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245
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246 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module);
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247
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248 rc = ngx_http_perl_call_handler(aTHX_ r, plcf->sub, NULL,
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249 &plcf->handler, NULL);
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250
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251 }
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252
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253 ngx_http_perl_free_interpreter(pmcf, ctx->perl);
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254
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255 if (rc > 600) {
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256 rc = NGX_OK;
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257 }
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258
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259 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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260 "perl handler done: %i", rc);
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261
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262 if (ctx->redirect_uri.len) {
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263 uri = ctx->redirect_uri;
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264 args = ctx->redirect_args;
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629
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265
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266 } else {
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267 uri.len = 0;
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599
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268 }
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269
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633
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270 ctx->filename.data = NULL;
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599
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271 ctx->redirect_uri.len = 0;
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272
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273 if (uri.len) {
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629
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274 ngx_http_internal_redirect(r, &uri, &args);
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275 return;
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599
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276 }
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277
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278 if (rc == NGX_OK || rc == NGX_HTTP_OK) {
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629
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279 ngx_http_send_special(r, NGX_HTTP_LAST);
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599
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280 }
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281
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629
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282 ngx_http_finalize_request(r, rc);
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599
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283 }
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284
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285
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286 static ngx_int_t
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287 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
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288 uintptr_t data)
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289 {
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290 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data;
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291
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292 ngx_int_t rc;
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293 ngx_str_t value;
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294 ngx_http_perl_ctx_t *ctx;
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295 ngx_http_perl_main_conf_t *pmcf;
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296
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297 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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298 "perl variable handler");
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299
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300 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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301
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302 if (ctx == NULL) {
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303 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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304 if (ctx == NULL) {
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305 return NGX_ERROR;
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306 }
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307
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308 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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309 }
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310
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311 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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312
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313 rc = ngx_http_perl_get_interpreter(pmcf, &ctx->perl, r->connection->log);
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314
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315 if (rc != NGX_OK) {
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316 return rc;
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317 }
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318
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319 value.data = NULL;
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320
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321 {
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322
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323 dTHXa(ctx->perl);
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324
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325 rc = ngx_http_perl_call_handler(aTHX_ r, pv->sub, NULL,
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326 &pv->handler, &value);
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327
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328 }
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329
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330 ngx_http_perl_free_interpreter(pmcf, ctx->perl);
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331
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332 if (value.data) {
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333 v->len = value.len;
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334 v->valid = 1;
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335 v->no_cachable = 0;
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336 v->not_found = 0;
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337 v->data = value.data;
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338
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339 } else {
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340 v->not_found = 1;
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341 }
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342
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633
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343 ctx->filename.data = NULL;
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599
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344 ctx->redirect_uri.len = 0;
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345
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346 return rc;
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347 }
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348
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349
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617
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350 #if (NGX_HTTP_SSI)
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351
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599
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352 static ngx_int_t
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353 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx,
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354 ngx_str_t **params)
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355 {
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356 SV *sv;
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357 ngx_int_t rc;
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358 ngx_str_t *handler;
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359 ngx_http_perl_ctx_t *ctx;
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360 ngx_http_perl_main_conf_t *pmcf;
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361
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362 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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363 "perl ssi handler");
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364
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365 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
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366
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367 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
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368
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369 if (ctx == NULL) {
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370 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
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371 if (ctx == NULL) {
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372 return NGX_ERROR;
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373 }
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374
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375 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
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376 }
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377
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378 rc = ngx_http_perl_get_interpreter(pmcf, &ctx->perl, r->connection->log);
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379
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380 if (rc != NGX_OK) {
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381 return rc;
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382 }
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383
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384 ctx->ssi = ssi_ctx;
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385
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386 handler = params[NGX_HTTP_PERL_SSI_SUB];
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387 handler->data[handler->len] = '\0';
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388
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389 {
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390
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391 dTHXa(ctx->perl);
|
|
|
392
|
|
|
393 #if 0
|
|
|
394
|
|
|
395 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv);
|
|
|
396
|
|
|
397 if (sv == &PL_sv_undef) {
|
|
|
398 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
399 "eval_pv(\"%V\") failed", handler);
|
|
|
400 return NGX_ERROR;
|
|
|
401 }
|
|
|
402
|
|
|
403 if (sv == NULL) {
|
|
|
404 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
405 }
|
|
|
406
|
|
|
407 #endif
|
|
|
408
|
|
|
409 sv = newSVpvn((char *) handler->data, handler->len);
|
|
|
410
|
|
|
411 rc = ngx_http_perl_call_handler(aTHX_ r, sv, ¶ms[NGX_HTTP_PERL_SSI_ARG],
|
|
|
412 handler, NULL);
|
|
|
413
|
|
|
414 SvREFCNT_dec(sv);
|
|
|
415
|
|
|
416 }
|
|
|
417
|
|
|
418 ngx_http_perl_free_interpreter(pmcf, ctx->perl);
|
|
|
419
|
|
633
|
420 ctx->filename.data = NULL;
|
|
599
|
421 ctx->redirect_uri.len = 0;
|
|
|
422 ctx->ssi = NULL;
|
|
|
423
|
|
|
424 return rc;
|
|
|
425 }
|
|
|
426
|
|
617
|
427 #endif
|
|
|
428
|
|
599
|
429
|
|
|
430 static ngx_int_t
|
|
|
431 ngx_http_perl_get_interpreter(ngx_http_perl_main_conf_t *pmcf,
|
|
|
432 PerlInterpreter **perl, ngx_log_t *log)
|
|
|
433 {
|
|
|
434 if (pmcf->interp) {
|
|
|
435 pmcf->interp--;
|
|
|
436
|
|
|
437 *perl = pmcf->free_perls[pmcf->interp];
|
|
|
438
|
|
|
439 return NGX_OK;
|
|
|
440 }
|
|
|
441
|
|
|
442 if (pmcf->nalloc < pmcf->interp_max) {
|
|
|
443 *perl = ngx_http_perl_create_interpreter(pmcf, log);
|
|
|
444
|
|
|
445 if (*perl) {
|
|
|
446 return NGX_OK;
|
|
|
447 }
|
|
|
448
|
|
|
449 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
450 }
|
|
|
451
|
|
|
452 ngx_log_error(NGX_LOG_ALERT, log, 0, "no free perl interpreter");
|
|
|
453
|
|
|
454 return NGX_HTTP_SERVICE_UNAVAILABLE;
|
|
|
455 }
|
|
|
456
|
|
|
457
|
|
|
458 static ngx_inline void
|
|
|
459 ngx_http_perl_free_interpreter(ngx_http_perl_main_conf_t *pmcf,
|
|
|
460 PerlInterpreter *perl)
|
|
|
461 {
|
|
|
462 pmcf->free_perls[pmcf->interp++] = perl;
|
|
|
463 }
|
|
|
464
|
|
|
465
|
|
|
466 static char *
|
|
|
467 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf)
|
|
|
468 {
|
|
|
469 ngx_pool_cleanup_t *cln;
|
|
|
470
|
|
|
471 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
|
472 if (cln == NULL) {
|
|
|
473 return NGX_CONF_ERROR;
|
|
|
474 }
|
|
|
475
|
|
|
476 #ifdef NGX_PERL_MODULES
|
|
|
477 if (pmcf->modules.data == NULL) {
|
|
|
478 pmcf->modules.data = NGX_PERL_MODULES;
|
|
|
479 }
|
|
|
480 #endif
|
|
|
481
|
|
629
|
482 if (ngx_conf_full_name(cf->cycle, &pmcf->modules) != NGX_OK) {
|
|
|
483 return NGX_CONF_ERROR;
|
|
|
484 }
|
|
|
485
|
|
599
|
486 PERL_SYS_INIT(&ngx_argc, &ngx_argv);
|
|
|
487
|
|
|
488 pmcf->perl = ngx_http_perl_create_interpreter(pmcf, cf->log);
|
|
|
489
|
|
|
490 if (pmcf->perl == NULL) {
|
|
|
491 PERL_SYS_TERM();
|
|
|
492 return NGX_CONF_ERROR;
|
|
|
493 }
|
|
|
494
|
|
|
495 cln->handler = ngx_http_perl_cleanup_perl;
|
|
|
496 cln->data = pmcf->perl;
|
|
|
497
|
|
|
498 return NGX_CONF_OK;
|
|
|
499 }
|
|
|
500
|
|
|
501
|
|
|
502 static PerlInterpreter *
|
|
|
503 ngx_http_perl_create_interpreter(ngx_http_perl_main_conf_t *pmcf,
|
|
|
504 ngx_log_t *log)
|
|
|
505 {
|
|
|
506 int n;
|
|
|
507 char *embedding[6];
|
|
|
508 char **script;
|
|
|
509 STRLEN len;
|
|
|
510 ngx_str_t err;
|
|
|
511 ngx_uint_t i;
|
|
|
512 PerlInterpreter *perl;
|
|
|
513
|
|
|
514 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "create perl interpreter");
|
|
|
515
|
|
|
516 #if (NGX_HAVE_PERL_CLONE)
|
|
|
517
|
|
|
518 if (pmcf->perl) {
|
|
|
519
|
|
|
520 perl = perl_clone(pmcf->perl, CLONEf_KEEP_PTR_TABLE);
|
|
|
521 if (perl == NULL) {
|
|
|
522 ngx_log_error(NGX_LOG_ALERT, log, 0, "perl_clone() failed");
|
|
|
523 return NULL;
|
|
|
524 }
|
|
|
525
|
|
|
526 {
|
|
|
527
|
|
|
528 dTHXa(perl);
|
|
|
529
|
|
|
530 ptr_table_free(PL_ptr_table);
|
|
|
531 PL_ptr_table = NULL;
|
|
|
532
|
|
|
533 }
|
|
|
534
|
|
|
535 pmcf->nalloc++;
|
|
|
536
|
|
|
537 return perl;
|
|
|
538 }
|
|
|
539
|
|
|
540 #endif
|
|
|
541
|
|
|
542 perl = perl_alloc();
|
|
|
543 if (perl == NULL) {
|
|
|
544 ngx_log_error(NGX_LOG_ALERT, log, 0, "perl_alloc() failed");
|
|
|
545 return NULL;
|
|
|
546 }
|
|
|
547
|
|
|
548 perl_construct(perl);
|
|
|
549
|
|
|
550 {
|
|
|
551
|
|
|
552 dTHXa(perl);
|
|
|
553
|
|
|
554 #ifdef PERL_EXIT_DESTRUCT_END
|
|
|
555 PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
|
|
|
556 #endif
|
|
|
557
|
|
|
558 embedding[0] = "";
|
|
|
559
|
|
|
560 if (pmcf->modules.data) {
|
|
|
561 embedding[1] = "-I";
|
|
|
562 embedding[2] = (char *) pmcf->modules.data;
|
|
|
563 n = 3;
|
|
|
564
|
|
|
565 } else {
|
|
|
566 n = 1;
|
|
|
567 }
|
|
|
568
|
|
|
569 embedding[n++] = "-Mnginx";
|
|
|
570 embedding[n++] = "-e";
|
|
|
571 embedding[n++] = "0";
|
|
|
572
|
|
|
573 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL);
|
|
|
574
|
|
|
575 if (n != 0) {
|
|
|
576 ngx_log_error(NGX_LOG_ALERT, log, 0, "perl_parse() failed: %d", n);
|
|
|
577 goto fail;
|
|
|
578 }
|
|
|
579
|
|
|
580 script = pmcf->requires.elts;
|
|
|
581 for (i = 0; i < pmcf->requires.nelts; i++) {
|
|
|
582 require_pv(script[i]);
|
|
|
583
|
|
|
584 if (SvTRUE(ERRSV)) {
|
|
|
585
|
|
|
586 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
587 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
588 /* void */
|
|
|
589 }
|
|
|
590 err.len = len + 1;
|
|
|
591
|
|
|
592 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
|
593 "require_pv(\"%s\") failed: \"%V\"", script[i], &err);
|
|
|
594 goto fail;
|
|
|
595 }
|
|
|
596 }
|
|
|
597
|
|
|
598 }
|
|
|
599
|
|
|
600 pmcf->nalloc++;
|
|
|
601
|
|
|
602 return perl;
|
|
|
603
|
|
|
604 fail:
|
|
|
605
|
|
|
606 (void) perl_destruct(perl);
|
|
|
607
|
|
|
608 perl_free(perl);
|
|
|
609
|
|
|
610 return NULL;
|
|
|
611 }
|
|
|
612
|
|
|
613
|
|
|
614 #if (__INTEL_COMPILER)
|
|
|
615 /*
|
|
|
616 * disable 'declaration hides parameter "my_perl"' warning for ENTER and LEAVE
|
|
|
617 */
|
|
|
618 #pragma warning(disable:1599)
|
|
|
619 #endif
|
|
|
620
|
|
|
621
|
|
|
622 static ngx_int_t
|
|
|
623 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, SV *sub,
|
|
|
624 ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv)
|
|
|
625 {
|
|
|
626 SV *sv;
|
|
|
627 int n, status;
|
|
|
628 char *line;
|
|
|
629 STRLEN len, n_a;
|
|
|
630 ngx_str_t err;
|
|
|
631 ngx_uint_t i;
|
|
|
632
|
|
|
633 dSP;
|
|
|
634
|
|
|
635 status = 0;
|
|
|
636
|
|
|
637 ENTER;
|
|
|
638 SAVETMPS;
|
|
|
639
|
|
|
640 PUSHMARK(sp);
|
|
|
641
|
|
633
|
642 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx_stash));
|
|
599
|
643 XPUSHs(sv);
|
|
|
644
|
|
|
645 if (args) {
|
|
|
646 for (i = 0; args[i]; i++) { /* void */ }
|
|
|
647
|
|
|
648 EXTEND(sp, (int) i);
|
|
|
649
|
|
|
650 for (i = 0; args[i]; i++) {
|
|
|
651 PUSHs(sv_2mortal(newSVpvn((char *) args[i]->data, args[i]->len)));
|
|
|
652 }
|
|
|
653 }
|
|
|
654
|
|
|
655 PUTBACK;
|
|
|
656
|
|
|
657 n = call_sv(sub, G_EVAL);
|
|
|
658
|
|
|
659 SPAGAIN;
|
|
|
660
|
|
|
661 if (n) {
|
|
|
662 if (rv == NULL) {
|
|
|
663 status = POPi;
|
|
|
664
|
|
|
665 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
666 "call_sv: %d", status);
|
|
|
667
|
|
|
668 } else {
|
|
619
|
669 line = SvPVx(POPs, n_a);
|
|
599
|
670 rv->len = n_a;
|
|
|
671
|
|
|
672 rv->data = ngx_palloc(r->pool, n_a);
|
|
|
673 if (rv->data == NULL) {
|
|
|
674 return NGX_ERROR;
|
|
|
675 }
|
|
|
676
|
|
|
677 ngx_memcpy(rv->data, line, n_a);
|
|
|
678 }
|
|
|
679 }
|
|
|
680
|
|
|
681 PUTBACK;
|
|
|
682
|
|
|
683 FREETMPS;
|
|
|
684 LEAVE;
|
|
|
685
|
|
|
686 /* check $@ */
|
|
|
687
|
|
|
688 if (SvTRUE(ERRSV)) {
|
|
|
689
|
|
|
690 err.data = (u_char *) SvPV(ERRSV, len);
|
|
|
691 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
|
692 /* void */
|
|
|
693 }
|
|
|
694 err.len = len + 1;
|
|
|
695
|
|
|
696 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
697 "call_sv(\"%V\") failed: \"%V\"",
|
|
|
698 handler, &err);
|
|
|
699
|
|
|
700 if (rv) {
|
|
|
701 return NGX_ERROR;
|
|
|
702 }
|
|
|
703
|
|
|
704 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
705 }
|
|
|
706
|
|
|
707 if (n != 1) {
|
|
|
708 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
709 "call_sv(\"%V\") returned %d results", handler, n);
|
|
|
710 status = NGX_OK;
|
|
|
711 }
|
|
|
712
|
|
|
713 if (rv) {
|
|
|
714 return NGX_OK;
|
|
|
715 }
|
|
|
716
|
|
|
717 return (ngx_int_t) status;
|
|
|
718 }
|
|
|
719
|
|
|
720
|
|
|
721 #if (__INTEL_COMPILER)
|
|
|
722 #pragma warning(default:1599)
|
|
|
723 #endif
|
|
|
724
|
|
|
725
|
|
|
726 static void
|
|
|
727 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv)
|
|
|
728 {
|
|
623
|
729 u_char *p;
|
|
|
730
|
|
|
731 for (p = handler->data; *p; p++) {
|
|
|
732 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) {
|
|
|
733 break;
|
|
|
734 }
|
|
|
735 }
|
|
|
736
|
|
|
737 if (ngx_strncmp(p, "sub ", 4) == 0
|
|
|
738 || ngx_strncmp(p, "use ", 4) == 0)
|
|
599
|
739 {
|
|
623
|
740 *sv = eval_pv((char *) p, FALSE);
|
|
599
|
741
|
|
|
742 return;
|
|
|
743 }
|
|
|
744
|
|
|
745 *sv = NULL;
|
|
|
746 }
|
|
|
747
|
|
|
748
|
|
|
749 static void *
|
|
|
750 ngx_http_perl_create_main_conf(ngx_conf_t *cf)
|
|
|
751 {
|
|
|
752 ngx_http_perl_main_conf_t *pmcf;
|
|
|
753
|
|
|
754 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t));
|
|
|
755 if (pmcf == NULL) {
|
|
|
756 return NGX_CONF_ERROR;
|
|
|
757 }
|
|
|
758
|
|
|
759 pmcf->interp_max = NGX_CONF_UNSET_UINT;
|
|
|
760
|
|
|
761 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *))
|
|
|
762 != NGX_OK)
|
|
|
763 {
|
|
|
764 return NULL;
|
|
|
765 }
|
|
|
766
|
|
|
767 return pmcf;
|
|
|
768 }
|
|
|
769
|
|
|
770
|
|
|
771 static char *
|
|
|
772 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf)
|
|
|
773 {
|
|
|
774 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
775
|
|
|
776 #if (NGX_HAVE_PERL_CLONE || NGX_HAVE_PERL_MULTIPLICITY)
|
|
|
777 ngx_conf_init_unsigned_value(pmcf->interp_max, 10);
|
|
|
778 #else
|
|
|
779 ngx_conf_init_unsigned_value(pmcf->interp_max, 1);
|
|
|
780 #endif
|
|
|
781
|
|
|
782 pmcf->free_perls = ngx_pcalloc(cf->pool,
|
|
|
783 pmcf->interp_max * sizeof(PerlInterpreter *));
|
|
|
784 if (pmcf->free_perls == NULL) {
|
|
|
785 return NGX_CONF_ERROR;
|
|
|
786 }
|
|
|
787
|
|
|
788 if (pmcf->perl == NULL) {
|
|
|
789 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
790 return NGX_CONF_ERROR;
|
|
|
791 }
|
|
|
792 }
|
|
|
793
|
|
|
794 #if !(NGX_HAVE_PERL_CLONE)
|
|
|
795 ngx_http_perl_free_interpreter(pmcf, pmcf->perl);
|
|
|
796 #endif
|
|
|
797
|
|
|
798 return NGX_CONF_OK;
|
|
|
799 }
|
|
|
800
|
|
|
801
|
|
|
802 static void
|
|
|
803 ngx_http_perl_cleanup_perl(void *data)
|
|
|
804 {
|
|
|
805 PerlInterpreter *perl = data;
|
|
|
806
|
|
|
807 (void) perl_destruct(perl);
|
|
|
808
|
|
|
809 perl_free(perl);
|
|
|
810
|
|
|
811 PERL_SYS_TERM();
|
|
|
812 }
|
|
|
813
|
|
|
814
|
|
|
815 static ngx_int_t
|
|
|
816 ngx_http_perl_preconfiguration(ngx_conf_t *cf)
|
|
|
817 {
|
|
617
|
818 #if (NGX_HTTP_SSI)
|
|
599
|
819 ngx_int_t rc;
|
|
|
820 ngx_http_ssi_main_conf_t *smcf;
|
|
|
821
|
|
|
822 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module);
|
|
|
823
|
|
|
824 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name,
|
|
|
825 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY);
|
|
|
826
|
|
|
827 if (rc != NGX_OK) {
|
|
|
828 if (rc == NGX_BUSY) {
|
|
|
829 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
830 "conflicting SSI command \"%V\"",
|
|
|
831 &ngx_http_perl_ssi_command.name);
|
|
|
832 }
|
|
|
833
|
|
|
834 return NGX_ERROR;
|
|
|
835 }
|
|
617
|
836 #endif
|
|
599
|
837
|
|
|
838 return NGX_OK;
|
|
|
839 }
|
|
|
840
|
|
|
841
|
|
|
842 static void *
|
|
|
843 ngx_http_perl_create_loc_conf(ngx_conf_t *cf)
|
|
|
844 {
|
|
|
845 ngx_http_perl_loc_conf_t *plcf;
|
|
|
846
|
|
|
847 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t));
|
|
|
848 if (plcf == NULL) {
|
|
|
849 return NGX_CONF_ERROR;
|
|
|
850 }
|
|
|
851
|
|
|
852 /*
|
|
|
853 * set by ngx_pcalloc():
|
|
|
854 *
|
|
|
855 * plcf->handler = { 0, NULL };
|
|
|
856 */
|
|
|
857
|
|
|
858 return plcf;
|
|
|
859 }
|
|
|
860
|
|
|
861
|
|
|
862 static char *
|
|
|
863 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
864 {
|
|
|
865 ngx_http_perl_loc_conf_t *prev = parent;
|
|
|
866 ngx_http_perl_loc_conf_t *conf = child;
|
|
|
867
|
|
|
868 if (conf->sub == NULL) {
|
|
|
869 conf->sub = prev->sub;
|
|
|
870 conf->handler = prev->handler;
|
|
|
871 }
|
|
|
872
|
|
|
873 return NGX_CONF_OK;
|
|
|
874 }
|
|
|
875
|
|
|
876
|
|
|
877 static char *
|
|
|
878 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
879 {
|
|
|
880 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
|
881
|
|
|
882 u_char **p;
|
|
|
883 ngx_str_t *value;
|
|
|
884
|
|
|
885 value = cf->args->elts;
|
|
|
886
|
|
|
887 p = ngx_array_push(&pmcf->requires);
|
|
|
888
|
|
|
889 if (p == NULL) {
|
|
|
890 return NGX_CONF_ERROR;
|
|
|
891 }
|
|
|
892
|
|
|
893 *p = value[1].data;
|
|
|
894
|
|
|
895 return NGX_CONF_OK;
|
|
|
896 }
|
|
|
897
|
|
|
898
|
|
|
899 static char *
|
|
|
900 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
901 {
|
|
|
902 ngx_http_perl_loc_conf_t *plcf = conf;
|
|
|
903
|
|
|
904 ngx_str_t *value;
|
|
|
905 ngx_http_core_loc_conf_t *clcf;
|
|
|
906 ngx_http_perl_main_conf_t *pmcf;
|
|
|
907
|
|
|
908 value = cf->args->elts;
|
|
|
909
|
|
|
910 if (plcf->handler.data) {
|
|
|
911 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
912 "duplicate perl handler \"%V\"", &value[1]);
|
|
|
913 return NGX_CONF_ERROR;
|
|
|
914 }
|
|
|
915
|
|
|
916 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
917
|
|
|
918 if (pmcf->perl == NULL) {
|
|
|
919 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
920 return NGX_CONF_ERROR;
|
|
|
921 }
|
|
|
922 }
|
|
|
923
|
|
|
924 plcf->handler = value[1];
|
|
|
925
|
|
|
926 {
|
|
|
927
|
|
|
928 dTHXa(pmcf->perl);
|
|
|
929
|
|
|
930 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub);
|
|
|
931
|
|
|
932 if (plcf->sub == &PL_sv_undef) {
|
|
|
933 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
934 "eval_pv(\"%V\") failed", &value[1]);
|
|
|
935 return NGX_CONF_ERROR;
|
|
|
936 }
|
|
|
937
|
|
|
938 if (plcf->sub == NULL) {
|
|
|
939 plcf->sub = newSVpvn((char *) value[1].data, value[1].len);
|
|
|
940 }
|
|
|
941
|
|
|
942 }
|
|
|
943
|
|
|
944 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
945 clcf->handler = ngx_http_perl_handler;
|
|
|
946
|
|
|
947 return NGX_CONF_OK;
|
|
|
948 }
|
|
|
949
|
|
|
950
|
|
|
951 static char *
|
|
|
952 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
953 {
|
|
|
954 ngx_int_t index;
|
|
|
955 ngx_str_t *value;
|
|
|
956 ngx_http_variable_t *v;
|
|
|
957 ngx_http_perl_variable_t *pv;
|
|
|
958 ngx_http_perl_main_conf_t *pmcf;
|
|
|
959
|
|
|
960 value = cf->args->elts;
|
|
|
961
|
|
|
962 if (value[1].data[0] != '$') {
|
|
|
963 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
964 "invalid variable name \"%V\"", &value[1]);
|
|
|
965 return NGX_CONF_ERROR;
|
|
|
966 }
|
|
|
967
|
|
|
968 value[1].len--;
|
|
|
969 value[1].data++;
|
|
|
970
|
|
|
971 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGABLE);
|
|
|
972 if (v == NULL) {
|
|
|
973 return NGX_CONF_ERROR;
|
|
|
974 }
|
|
|
975
|
|
|
976 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t));
|
|
|
977 if (pv == NULL) {
|
|
|
978 return NGX_CONF_ERROR;
|
|
|
979 }
|
|
|
980
|
|
|
981 index = ngx_http_get_variable_index(cf, &value[1]);
|
|
|
982 if (index == NGX_ERROR) {
|
|
|
983 return NGX_CONF_ERROR;
|
|
|
984 }
|
|
|
985
|
|
|
986 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
|
987
|
|
|
988 if (pmcf->perl == NULL) {
|
|
|
989 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
|
990 return NGX_CONF_ERROR;
|
|
|
991 }
|
|
|
992 }
|
|
|
993
|
|
|
994 pv->handler = value[2];
|
|
|
995
|
|
|
996 {
|
|
|
997
|
|
|
998 dTHXa(pmcf->perl);
|
|
|
999
|
|
|
1000 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub);
|
|
|
1001
|
|
|
1002 if (pv->sub == &PL_sv_undef) {
|
|
|
1003 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
|
1004 "eval_pv(\"%V\") failed", &value[2]);
|
|
|
1005 return NGX_CONF_ERROR;
|
|
|
1006 }
|
|
|
1007
|
|
|
1008 if (pv->sub == NULL) {
|
|
|
1009 pv->sub = newSVpvn((char *) value[2].data, value[2].len);
|
|
|
1010 }
|
|
|
1011
|
|
|
1012 }
|
|
|
1013
|
|
|
1014 v->handler = ngx_http_perl_variable;
|
|
|
1015 v->data = (uintptr_t) pv;
|
|
|
1016
|
|
|
1017 return NGX_CONF_OK;
|
|
|
1018 }
|
|
|
1019
|
|
|
1020
|
|
|
1021 static char *
|
|
|
1022 ngx_http_perl_interp_max_unsupported(ngx_conf_t *cf, void *post, void *data)
|
|
|
1023 {
|
|
|
1024 #if (NGX_HAVE_PERL_CLONE || NGX_HAVE_PERL_MULTIPLICITY)
|
|
|
1025
|
|
|
1026 return NGX_CONF_OK;
|
|
|
1027
|
|
|
1028 #else
|
|
|
1029
|
|
|
1030 return "to use perl_interp_max you have to build perl with "
|
|
|
1031 "-Dusemultiplicity or -Dusethreads options";
|
|
|
1032
|
|
|
1033 #endif
|
|
|
1034 }
|
