Sat, 14 Jan 2017 11:27:55 +0100
fixes server user init
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1 | /* |
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2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
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3 | * |
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4 | * Copyright 2013 Olaf Wintermann. All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions are met: |
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8 | * |
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9 | * 1. Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 | * POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |
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29 | #include "objconf.h" |
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30 | |
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31 | #include <string.h> |
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32 | |
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33 | /* dev notes: |
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34 | * |
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35 | * to free ObjectConfig, free: |
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36 | * line dlist |
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37 | * mempool |
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38 | * object |
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39 | */ |
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40 | |
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41 | ObjectConfig *load_object_config(char *file) { |
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42 | FILE *in = fopen(file, "r"); |
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43 | if(in == NULL) { |
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44 | return NULL; |
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45 | } |
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46 | |
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47 | ObjectConfig *conf = malloc(sizeof(ObjectConfig)); |
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48 | conf->parser.parse = objconf_parse; |
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49 | conf->file = file; |
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50 | conf->conditions = NULL; |
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51 | conf->levels = NULL; |
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52 | conf->objects = NULL; |
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53 | //conf->lines = NULL; |
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54 | |
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55 | int r = cfg_parse_basic_file((ConfigParser*)conf, in); |
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56 | if(r != 0) { |
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57 | // TODO: free |
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58 | return NULL; |
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59 | } |
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60 | |
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61 | fclose(in); |
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62 | |
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63 | return conf; |
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64 | } |
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65 | |
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66 | void free_object_config(ObjectConfig *conf) { |
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67 | // free other lists |
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68 | if(conf->levels) { |
91 | 69 | //ucx_list_free(conf->levels); |
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70 | } |
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71 | |
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72 | // free mempool |
91 | 73 | ucx_mempool_destroy(conf->parser.mp->pool); |
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74 | free(conf); |
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75 | } |
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76 | |
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77 | |
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78 | |
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79 | int objconf_parse(void *p, ConfigLine *begin, ConfigLine *end, sstr_t line) { |
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80 | ObjectConfig *conf = p; |
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81 | |
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82 | begin->type = cfg_get_line_type(line); |
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83 | switch(begin->type) { |
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84 | case LINE_BEGIN_TAG: { |
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85 | ConfigTag *tag = cfg_parse_begin_tag(line, conf->parser.mp); |
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86 | if(tag == NULL) { |
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87 | log_ereport(LOG_FAILURE, "Parse error in %s", conf->file); |
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88 | exit(-1); // TODO: better error handling |
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89 | } |
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90 | tag->begin = begin; |
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91 | tag->end = end; |
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92 | tag->type_num = cfg_get_tag_type(tag->name); |
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93 | //printf("line {%s}\n", sstrdub(ll).ptr); |
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94 | if(objconf_on_begin_tag(conf, tag) != 0) { |
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95 | fprintf(stderr, "1error\n"); |
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96 | exit(-1); |
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97 | } |
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98 | break; |
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99 | } |
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100 | case LINE_END_TAG: { |
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101 | sstr_t tag = cfg_get_end_tag_name(line); |
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102 | if(objconf_on_end_tag(conf, tag) != 0) { |
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103 | fprintf(stderr, "2error\n"); |
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104 | exit(-1); |
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105 | } |
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106 | |
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107 | break; |
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108 | } |
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109 | case LINE_DIRECTIVE: { |
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110 | ConfigDirective *dir = cfg_parse_directive( |
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111 | line, |
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112 | conf->parser.mp); |
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113 | dir->begin = begin; |
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114 | dir->end = end; |
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115 | if(objconf_on_directive(conf, dir) != 0) { |
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116 | fprintf(stderr, "3error\n"); |
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117 | exit(-1); |
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118 | } |
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119 | } |
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120 | } |
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121 | return 0; |
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122 | } |
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123 | |
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124 | int objconf_on_begin_tag(ObjectConfig *conf, ConfigTag *tag) { |
91 | 125 | UcxAllocator *mp = conf->parser.mp; |
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126 | if(tag->type_num != TAG_OBJECT) { |
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127 | ConfigParserLevel *l = conf->levels->data; |
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128 | if(l->tag->type_num != TAG_OBJECT) { |
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129 | tag->parent = l->tag; |
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130 | } |
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131 | } |
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132 | |
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133 | |
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134 | switch(tag->type_num) { |
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135 | case TAG_OBJECT: { |
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136 | ConfigObject *obj = OBJ_NEW_N(mp, ConfigObject); |
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137 | obj->begin = tag->begin; |
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138 | obj->end = tag->end; |
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139 | |
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140 | obj->name = cfg_param_get(tag->param, sstr("name")); |
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141 | obj->ppath = cfg_param_get(tag->param, sstr("ppath")); |
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142 | |
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143 | conf->obj = obj; |
91 | 144 | conf->objects = ucx_list_append_a(mp, conf->objects, obj); |
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145 | |
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146 | // create tree level object |
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147 | ConfigParserLevel *lvl = OBJ_NEW(mp, ConfigParserLevel); |
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148 | lvl->iftag = NULL; |
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149 | lvl->levelnum = 1; |
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150 | lvl->tag = tag; |
91 | 151 | conf->levels = ucx_list_prepend_a(mp, conf->levels, lvl); |
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152 | |
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153 | break; |
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154 | } |
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155 | case TAG_IF: { |
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156 | // create tree level object |
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157 | ConfigParserLevel *last_lvl = conf->levels->data; |
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158 | |
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159 | ConfigParserLevel *lvl = OBJ_NEW(mp, ConfigParserLevel); |
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160 | |
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161 | lvl->iftag = NULL; |
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162 | lvl->levelnum = last_lvl->levelnum + 1; |
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163 | lvl->tag = tag; |
91 | 164 | conf->levels = ucx_list_prepend_a(mp, conf->levels, lvl); |
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165 | last_lvl->iftag = tag; |
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166 | |
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167 | break; |
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168 | } |
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169 | case TAG_ELSEIF: { |
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170 | } |
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171 | case TAG_ELSE: { |
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172 | // create tree level object |
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173 | ConfigParserLevel *last_lvl = conf->levels->data; |
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174 | tag->iftag = last_lvl->iftag; |
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175 | |
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176 | ConfigParserLevel *lvl = OBJ_NEW( |
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177 | conf->parser.mp, |
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178 | ConfigParserLevel); |
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179 | |
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180 | lvl->iftag = last_lvl->tag; |
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181 | lvl->levelnum = last_lvl->levelnum + 1; |
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182 | lvl->tag = tag; |
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183 | conf->levels = ucx_list_prepend(conf->levels, lvl); |
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184 | |
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185 | break; |
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186 | } |
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187 | case TAG_CLIENT: { |
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188 | // create tree level object |
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189 | |
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190 | // TODO |
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191 | |
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192 | break; |
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193 | } |
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194 | default: { |
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195 | log_ereport(LOG_FAILURE, "objconf: unknown tag"); |
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196 | return 1; |
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197 | } |
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198 | } |
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199 | |
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200 | return 0; |
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201 | } |
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202 | |
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203 | int objconf_on_end_tag(ObjectConfig *conf, sstr_t tagname) { |
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204 | int type = cfg_get_tag_type(tagname); |
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205 | if(type == -1) { |
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206 | log_ereport(LOG_FAILURE, "objconf: unknown tag"); |
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207 | return 1; |
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208 | } else { |
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209 | if(type == TAG_OBJECT) { |
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210 | conf->obj = NULL; |
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211 | } |
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212 | |
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213 | // remove level |
91 | 214 | conf->levels = ucx_list_remove_a( |
215 | conf->parser.mp, | |
216 | conf->levels, | |
217 | conf->levels); | |
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218 | } |
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219 | |
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220 | return 0; |
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221 | } |
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222 | |
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223 | int objconf_on_directive(ObjectConfig *conf, ConfigDirective *dir) { |
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224 | ConfigParserLevel *lvl = conf->levels->data; |
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225 | |
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226 | // check if we have a condition for the directive |
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227 | // if the level tag is not an object tag, use it as condition |
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228 | if(lvl->tag->type_num != TAG_OBJECT) { |
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229 | dir->condition = lvl->tag; |
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230 | } |
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231 | |
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232 | // add directive to current object |
91 | 233 | conf->obj->directives[dir->type_num] = ucx_list_append_a( |
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234 | conf->parser.mp, |
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235 | conf->obj->directives[dir->type_num], |
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236 | dir); |
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237 | |
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238 | return 0; |
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239 | } |
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240 |