src/server/config/serverconfig.c

Sat, 26 Nov 2022 17:07:08 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sat, 26 Nov 2022 17:07:08 +0100
changeset 438
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parent 425
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child 455
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permissions
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refactore http listener creation

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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 2020 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
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30 #include "serverconfig.h"
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31 #include "conf.h"
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32
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33 #include <stdio.h>
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34 #include <stdlib.h>
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35 #include <string.h>
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36 #include <ctype.h>
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37 #include <errno.h>
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38
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39 #include <cx/buffer.h>
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40 #include <cx/utils.h>
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41
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42 ServerConfig* serverconfig_load(const char *file) {
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43 CxMempool *mp = cxBasicMempoolCreate(512);
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44 if(!mp) {
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45 return NULL;
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46 }
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47
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48 ConfigParser2 parser;
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49 memset(&parser, 0, sizeof(ConfigParser2));
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50 parser.mp = mp;
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51 parser.allow_hierarchy = true;
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52 parser.delim = "";
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53 ConfigNode *root = serverconfig_load_file(&parser, file);
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54 if(!root) {
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55 cxMempoolDestroy(mp);
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56 return NULL;
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57 }
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58
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59 ServerConfig *scfg = cxMalloc(mp->allocator, sizeof(ServerConfig));
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60 if(!scfg) {
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61 cxMempoolDestroy(mp);
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62 return NULL;
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63 }
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64 scfg->root = root;
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65 scfg->mp = mp;
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66 scfg->tab = cx_str("\t");
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67
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68 return scfg;
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69 }
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70
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71 ConfigNode* serverconfig_load_file(ConfigParser2 *parser, const char *file) {
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72 FILE *in = fopen(file, "r");
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73 if(in == NULL) {
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74 parser->error = CONFIG_PARSER_IO_ERROR;
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75 parser->io_errno = errno;
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76 return NULL;
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77 }
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78
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79 // temporary buffer to store the file content
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80 CxBuffer buf;
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81 if(cxBufferInit(&buf, NULL, 16384, cxDefaultAllocator, CX_BUFFER_AUTO_EXTEND|CX_BUFFER_FREE_CONTENTS)) {
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82 fclose(in);
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83 parser->error = CONFIG_PARSER_OOM;
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84 return NULL;
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85 }
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86
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87 //ucx_stream_copy(in, buf, (read_func)fread, (write_func)ucx_buffer_write);
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88 char readbuf[2048];
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89 size_t r;
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90 while((r = fread(readbuf, 1, 2048, in)) > 0) {
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91 cxBufferWrite(readbuf, 1, r, &buf);
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92 }
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93 fclose(in);
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94
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95 ConfigNode *root = serverconfig_parse(parser, cx_strn(buf.space, buf.size));
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96 cxBufferDestroy(&buf);
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97 return root;
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98 }
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99
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100 static int scfg_char_is_delim(ConfigParser2 *parser, char c) {
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101 size_t len = strlen(parser->delim);
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102 for(int i=0;i<len;i++) {
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103 if(c == parser->delim[i]) {
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104 return 1;
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105 }
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106 }
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107 return 0;
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108 }
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109
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110 static CFGToken get_next_token(ConfigParser2 *parser, cxstring content, int *pos) {
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111 CFGToken token = { {NULL, 0}, CFG_NO_TOKEN };
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112 CFGTokenType type = CFG_TOKEN;
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113
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114 int start = *pos;
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115
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116 int token_begin = -1;
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117 int token_end = content.length-1;
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118
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119 int quote = 0;
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120 int comment = 0;
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121
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122 int i;
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123 char prev = 0;
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124 for(i=start;i<content.length;i++) {
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125 char c = content.ptr[i];
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126 if(c == '\n') {
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127 if(quote) {
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128 *pos = i;
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129 return token; // error
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130 } else if(start == i) {
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131 // single newline char token
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132 type = CFG_TOKEN_NEWLINE;
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133 token_begin = i;
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134 token_end = i+1;
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135 break;
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136 }
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137
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138 token_end = i;
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139 if(token_begin < 0) {
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140 // only space/comment token
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141 token_begin = start;
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142 type = comment ? CFG_TOKEN_COMMENT : CFG_TOKEN_SPACE;
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143 }
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144 // make sure next run will return current newline char as token
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145 i--;
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146 break;
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147 } else if(quote) {
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148 if(c == '"' && prev != '\\') {
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149 quote = 0;
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150 }
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151 } else if(comment) {
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152 // ignore
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153 if(c == '\n') {
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154 comment = 0;
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155 }
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156 } else if(c == '#') {
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157 comment = 1;
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158 } else if(isspace(c)) {
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159 if(token_begin >= 0) {
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160 token_end = i;
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161 break;
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162 }
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163 } else if(c == '"') {
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164 quote = 1;
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165 if(token_begin < 0) {
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166 token_begin = i;
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167 }
425
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168 } else if(scfg_char_is_delim(parser, c)) {
422
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169 if(token_begin >= 0) {
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170 token_end = i;
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171 i--;
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172 break;
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173 } else {
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174 token_begin = i;
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175 token_end = i+1;
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176 break;
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177 }
256
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178 } else if(token_begin < 0) {
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179 token_begin = i;
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180 }
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181 prev = c;
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182 }
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183
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184 *pos = i + 1;
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185
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186 if(token_begin < 0) {
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187 return token; // error
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188 }
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189
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190 token.type = type;
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191 token.content = cx_strsubsl(content, token_begin, token_end - token_begin);
256
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192 return token;
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193 }
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194
258
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diff changeset
195 /*
256
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196 static void test_print_config(ConfigNode *parent) {
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197 UCX_FOREACH(elm, parent->children) {
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198 ConfigNode *node = elm->data;
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199
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200 if(node->type == CONFIG_NODE_SPACE) {
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201 printf("sp: %s", node->text_begin.ptr);
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202 } else if(node->type == CONFIG_NODE_COMMENT) {
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203 printf("cm: %s", node->text_begin.ptr);
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204 } else if(node->type == CONFIG_NODE_OBJECT) {
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205 printf("o{: %s : %s", node->name.ptr, node->text_begin.ptr);
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206 test_print_config(node);
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207 printf("o}: %s", node->text_end.ptr);
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208 } else if(node->type == CONFIG_NODE_DIRECTIVE) {
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209 printf("di: %s", node->text_begin.ptr);
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210 } else {
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211 printf("fk: %s", node->text_begin.ptr);
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212 }
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213 }
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214 }
258
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diff changeset
215 */
256
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216
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diff changeset
217 static void config_arg_set_value(CxAllocator *a, ConfigParam *arg, CFGToken token) {
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218 cxstring nv = cx_strchr(token.content, '=');
367
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219 if(!nv.ptr) {
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220 arg->value = cx_strdup_a(a, token.content);
367
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221 } else {
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222 intptr_t eq = (intptr_t)(nv.ptr - token.content.ptr);
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diff changeset
223 cxstring name = token.content;
367
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diff changeset
224 name.length = (size_t)eq;
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diff changeset
225
415
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diff changeset
226 cxstring value = nv;
367
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diff changeset
227 value.ptr++;
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diff changeset
228 value.length--;
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diff changeset
229 if(value.length > 1 && value.ptr[0] == '"' && value.ptr[value.length-1] == '"') {
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diff changeset
230 value.ptr++;
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diff changeset
231 value.length -= 2; // remove quote
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232 }
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diff changeset
233
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diff changeset
234 arg->name = cx_strdup_a(a, name);
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diff changeset
235 arg->value = cx_strdup_a(a, value);
367
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236 }
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237 }
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diff changeset
238
415
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diff changeset
239 static int nodestack_prepend(CxAllocator *a, ConfigNodeStack **stack, ConfigNode *node) {
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240 ConfigNodeStack *elm = cxMalloc(a, sizeof(ConfigNodeStack));
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diff changeset
241 if(!elm) return 1;
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242 elm->node = node;
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diff changeset
243 elm->next = NULL;
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diff changeset
244 cx_linked_list_prepend((void**)stack, NULL, -1, offsetof(ConfigNodeStack, next), elm);
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diff changeset
245 return 0;
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diff changeset
246 }
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diff changeset
247
418
b7dcc9c4f270 use server.conf parser for init.conf as well
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diff changeset
248 ConfigNode* serverconfig_parse(ConfigParser2 *parser, cxstring content) {
417
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
249 CxMempool *mp = parser->mp;
415
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diff changeset
250 CxAllocator *a = (CxAllocator*)mp->allocator;
256
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diff changeset
251
425
6440171c257f make config parser delimiters configurable
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diff changeset
252 if(!parser->delim) {
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diff changeset
253 parser->delim = "";
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diff changeset
254 }
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diff changeset
255
256
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256 // PARSE:
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257 // first non space/comment token is directive/object name
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258 // following tokens are arguments
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259 // newline starts new directive
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260 // '{' converts directive to object and following directives will
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261 // be placed into the object
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diff changeset
262 int pos = 0; // needed for tokenizer
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parents:
diff changeset
263 CFGToken token;
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diff changeset
264
415
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diff changeset
265 ConfigNode *root_obj = cxCalloc(a, 1, sizeof(ConfigNode));
256
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266 root_obj->type = CONFIG_NODE_OBJECT;
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diff changeset
267
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diff changeset
268 ConfigNodeStack *node_stack = cxMalloc(a, sizeof(ConfigNodeStack));
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diff changeset
269 node_stack->node = root_obj;
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diff changeset
270 node_stack->next = NULL;
256
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diff changeset
271
415
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diff changeset
272 ConfigNode *current = cxCalloc(a, 1, sizeof(ConfigNode));
256
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273 current->type = CONFIG_NODE_SPACE;
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274 ConfigNode *obj = NULL;
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275 int obj_closed = 0;
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parents:
diff changeset
276
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diff changeset
277 int text_start = 0;
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diff changeset
278 int err = 0;
425
6440171c257f make config parser delimiters configurable
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diff changeset
279 while((token = get_next_token(parser, content, &pos)).type != CFG_NO_TOKEN) {
256
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parents:
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280 //printf("%s [%.*s]\n", token_type_str(token.type), (int)token.content.length, token.content.ptr);
415
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diff changeset
281
256
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parents:
diff changeset
282 switch(token.type) {
269
3dfbd0b91950 add ResourcePool initialization
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parents: 258
diff changeset
283 case CFG_NO_TOKEN: break;
256
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parents:
diff changeset
284 case CFG_TOKEN_COMMENT: {
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285 if(current->type == CONFIG_NODE_SPACE) {
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diff changeset
286 current->type = CONFIG_NODE_COMMENT;
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287 }
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288 break;
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parents:
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289 }
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290 case CFG_TOKEN_SPACE: break;
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291 case CFG_TOKEN_NEWLINE: {
415
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diff changeset
292 cxstring line = cx_strsubsl(content, text_start, pos - text_start);
256
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diff changeset
293 text_start = pos;
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diff changeset
294
415
d938228c382e switch from ucx 2 to 3
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diff changeset
295 cxmutstr line_cp = cx_strdup_a(a, line);
256
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diff changeset
296
415
d938228c382e switch from ucx 2 to 3
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diff changeset
297 ConfigNode *parent = node_stack->node;
256
19259b6c5cf7 replace old server config loader
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diff changeset
298 if(current->type == CONFIG_NODE_CLOSE_OBJECT) {
415
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parents: 367
diff changeset
299 // this is a newline after a object is closed with '}'
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diff changeset
300 // the line containing "}\n" should be added to the object
256
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parents:
diff changeset
301 parent->text_end = line_cp;
417
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parents: 415
diff changeset
302 // validate
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diff changeset
303 if(parser->validateObjEnd && parser->validateObjEnd(parser, parent)) {
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diff changeset
304 // validation failed
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diff changeset
305 err = 1;
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diff changeset
306 break;
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diff changeset
307 }
415
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diff changeset
308 // done with this object, remove it from the stack
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diff changeset
309 ConfigNodeStack *remove_item = node_stack;
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diff changeset
310 node_stack = node_stack->next;
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diff changeset
311 cxFree(a, remove_item);
256
19259b6c5cf7 replace old server config loader
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diff changeset
312 } else if(current->type == CONFIG_NODE_OPEN_OBJECT) {
415
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diff changeset
313 // newline after a object is opened with '{'
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diff changeset
314 // append '{' to the object text
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diff changeset
315 cxmutstr new_textbegin = cx_strcat_a(a, 2, obj->text_begin, line_cp);
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diff changeset
316 cxFree(a, obj->text_begin.ptr);
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diff changeset
317 cxFree(a, line_cp.ptr);
256
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diff changeset
318 obj->text_begin = new_textbegin;
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diff changeset
319 } else {
415
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diff changeset
320 // normal line containing a directive, space or comment
419
f1d29785ad2d new obj.conf parser based on serverconfig parser
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parents: 418
diff changeset
321
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parents: 418
diff changeset
322 // add it to parent node
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parents: 418
diff changeset
323 current->text_begin = line_cp;
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parents: 418
diff changeset
324 CFG_NODE_ADD(&parent->children_begin, &parent->children_end, current);
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parents: 418
diff changeset
325
f1d29785ad2d new obj.conf parser based on serverconfig parser
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parents: 418
diff changeset
326 // validate after CFG_NODE_ADD, because now current->prev is set
418
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
327 if(current->type == CONFIG_NODE_DIRECTIVE &&
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parents: 417
diff changeset
328 parser->validateDirective &&
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parents: 417
diff changeset
329 parser->validateDirective(parser, current))
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
330 {
417
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
331 err = 1;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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parents: 415
diff changeset
332 break;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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parents: 415
diff changeset
333 }
256
19259b6c5cf7 replace old server config loader
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diff changeset
334 }
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
335
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
336 // obj points to the previous node that started as a directive
d938228c382e switch from ucx 2 to 3
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diff changeset
337 // the type is set to CONFIG_NODE_OBECT if it was followed by
d938228c382e switch from ucx 2 to 3
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diff changeset
338 // a '{' character
256
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
339 if(obj && obj->type == CONFIG_NODE_OBJECT) {
417
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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parents: 415
diff changeset
340 // new object started
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
341 if(parser->validateObjBegin && parser->validateObjBegin(parser, obj)) {
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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parents: 415
diff changeset
342 // validation callback failed
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
343 err = 1;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
344 break;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
345 }
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
346
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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diff changeset
347 // add it to the stack
415
d938228c382e switch from ucx 2 to 3
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diff changeset
348 nodestack_prepend(a, &node_stack, obj);
256
19259b6c5cf7 replace old server config loader
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diff changeset
349 obj = NULL;
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
350 }
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
351
415
d938228c382e switch from ucx 2 to 3
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diff changeset
352 current = cxCalloc(a, 1, sizeof(ConfigNode));
256
19259b6c5cf7 replace old server config loader
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diff changeset
353 current->type = CONFIG_NODE_SPACE;
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parents:
diff changeset
354
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
355 obj_closed = 0;
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
356 break;
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
357 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
358 case CFG_TOKEN: {
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
359 // normal text token
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
360 // either a directive/obj name, parameter or { }
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
361
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
362 if(!cx_strcmp(token.content, cx_str("{"))) {
417
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
363 // check if the parser allows an object hierarchy
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
364 if(!parser->allow_hierarchy) {
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
365 parser->error = CONFIG_PARSER_SYNTAX_ERROR;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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parents: 415
diff changeset
366 err = 1;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
367 break;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
368 }
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
369
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
370 // obj is pointing to the previous node that started
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
371 // a directive
256
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
372 if(!obj) {
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
373 err = 1;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
374 break;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
375 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
376 obj->type = CONFIG_NODE_OBJECT;
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
377 if(current != obj) {
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
378 current->type = CONFIG_NODE_OPEN_OBJECT;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
379 }
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
380 } else if(!cx_strcmp(token.content, cx_str("}"))) {
417
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
381 // check if the parser allows an object hierarchy
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
382 if(!parser->allow_hierarchy) {
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
383 parser->error = CONFIG_PARSER_SYNTAX_ERROR;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
384 err = 1;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
385 break;
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
386 }
90805bb9fbd6 prepare serverconfig parser to be also used for obj.conf and init.conf
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parents: 415
diff changeset
387
256
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
388 obj_closed = 1; // force newline before next directive
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
389 obj = NULL;
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
390 current->type = CONFIG_NODE_CLOSE_OBJECT;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
391 } else {
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
392 if(obj_closed) {
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
393 err = 1;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
394 break;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
395 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
396
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
397 if(!current->name.ptr) {
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
398 // currently this could be a directive or object
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
399 current->name = cx_strdup_a(a, token.content);
256
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
400 current->type = CONFIG_NODE_DIRECTIVE;
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
401 obj = current; // potential object
256
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
402 } else {
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
403 // name already set, therefore this token must
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
404 // be a parameter
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
405 ConfigParam *arg = cxCalloc(a, 1, sizeof(ConfigParam));
367
1592224f6059 add support for name/value config args
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 366
diff changeset
406 config_arg_set_value(a, arg, token);
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
407 CFG_PARAM_ADD(&current->args, NULL, arg);
256
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
408 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
409 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
410 break;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
411 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
412 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
413
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
414 if(err) {
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
415 break;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
416 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
417 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
418
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
419 if(pos < content.length || err) {
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
420 // content not fully parsed because of an error
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
421 cxMempoolDestroy(mp);
256
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
422 return NULL;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
423 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
424
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
425 //test_print_config(&root_obj);
418
b7dcc9c4f270 use server.conf parser for init.conf as well
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
426 return root_obj;
256
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
427 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
428
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
429 void serverconfig_free(ServerConfig *cfg) {
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
430 cxMempoolDestroy(cfg->mp);
256
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
431 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
432
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
433 ConfigNode* serverconfig_get_node(ConfigNode *parent, ConfigNodeType type, cxstring name) {
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
434 for(ConfigNode *node=parent->children_begin;node;node=node->next) {
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 367
diff changeset
435 if(node->type == type && !cx_strcasecmp(cx_strcast(node->name), name)) {
256
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
436 return node;
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
437 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
438 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
439 return NULL;
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
440 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
441
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
442 CxList* serverconfig_get_node_list(ConfigNode *parent, ConfigNodeType type, cxstring name) {
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
443 CxList *nodes = cxPointerLinkedListCreate(cxDefaultAllocator, cx_cmp_ptr);
256
19259b6c5cf7 replace old server config loader
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parents:
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444
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
445 for(ConfigNode *node=parent->children_begin;node;node=node->next) {
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parents: 367
diff changeset
446 if(node->type == type && !cx_strcasecmp(cx_strcast(node->name), name)) {
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
447 cxListAdd(nodes, node);
256
19259b6c5cf7 replace old server config loader
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parents:
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448 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
449 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
450
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
451 return nodes;
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
452 }
19259b6c5cf7 replace old server config loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
453
418
b7dcc9c4f270 use server.conf parser for init.conf as well
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
454 cxstring serverconfig_object_directive_value(ConfigNode *obj, cxstring name) {
256
19259b6c5cf7 replace old server config loader
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parents:
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455 ConfigNode *node = serverconfig_get_node(obj, CONFIG_NODE_DIRECTIVE, name);
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
456 if(node && CFG_NUM_PARAMS(node->args) == 1) {
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
457 ConfigParam *arg = node->args;
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
458 return (cxstring){ arg->value.ptr, arg->value.length };
256
19259b6c5cf7 replace old server config loader
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parents:
diff changeset
459 }
415
d938228c382e switch from ucx 2 to 3
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parents: 367
diff changeset
460 return (cxstring){ NULL, 0 };
256
19259b6c5cf7 replace old server config loader
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parents:
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461 }
269
3dfbd0b91950 add ResourcePool initialization
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parents: 258
diff changeset
462
418
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parents: 417
diff changeset
463 cxstring serverconfig_directive_get_arg(ConfigNode *directive, cxstring arg_name) {
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parents: 417
diff changeset
464 cxstring ret = (cxstring){ NULL, 0 };
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parents: 417
diff changeset
465 ConfigParam *arg = directive->args;
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parents: 417
diff changeset
466 while(arg) {
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diff changeset
467 if(!cx_strcmp(arg_name, cx_strcast(arg->name))) {
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diff changeset
468 ret = cx_strcast(arg->value);
269
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parents: 258
diff changeset
469 break;
3dfbd0b91950 add ResourcePool initialization
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parents: 258
diff changeset
470 }
418
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
471 arg = arg->next;
269
3dfbd0b91950 add ResourcePool initialization
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parents: 258
diff changeset
472 }
3dfbd0b91950 add ResourcePool initialization
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parents: 258
diff changeset
473
3dfbd0b91950 add ResourcePool initialization
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parents: 258
diff changeset
474 return ret;
3dfbd0b91950 add ResourcePool initialization
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parents: 258
diff changeset
475 }
418
b7dcc9c4f270 use server.conf parser for init.conf as well
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
476
b7dcc9c4f270 use server.conf parser for init.conf as well
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
477
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
478
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
479
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
480 /* -------------------------- utility functions -------------------------- */
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diff changeset
481
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parents: 417
diff changeset
482 int serverconfig_validate_directive_name(
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parents: 417
diff changeset
483 ConfigNode *directive,
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parents: 417
diff changeset
484 const char *names[],
b7dcc9c4f270 use server.conf parser for init.conf as well
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diff changeset
485 size_t numnames,
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
486 size_t *nameindex)
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
487 {
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
488 for(size_t i=0;i<numnames;i++) {
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
489 if(!cx_strcmp(cx_strcast(directive->name), cx_str(names[i]))) {
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parents: 417
diff changeset
490 *nameindex = i;
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
491 return 0;
b7dcc9c4f270 use server.conf parser for init.conf as well
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
492 }
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
493 }
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
494 return 1;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
495 }
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
496
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parents: 417
diff changeset
497 int serverconfig_check_param_names(ConfigNode *directive, ConfigParam **err) {
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parents: 417
diff changeset
498 ConfigParam *arg = directive->args;
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parents: 417
diff changeset
499 while(arg) {
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parents: 417
diff changeset
500 if(arg->name.length == 0) {
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parents: 417
diff changeset
501 *err = arg;
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parents: 417
diff changeset
502 return 1;
b7dcc9c4f270 use server.conf parser for init.conf as well
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
503 }
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
504 arg = arg->next;
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
505 }
b7dcc9c4f270 use server.conf parser for init.conf as well
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parents: 417
diff changeset
506 return 0;
b7dcc9c4f270 use server.conf parser for init.conf as well
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 417
diff changeset
507 }
419
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
508
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
509 ConfigNode* serverconfig_previous_dir_or_obj(ConfigNode *node) {
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
510 node = node->prev;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
511 while(node) {
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
512 if(node->type == CONFIG_NODE_DIRECTIVE || node->type == CONFIG_NODE_OBJECT) {
f1d29785ad2d new obj.conf parser based on serverconfig parser
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parents: 418
diff changeset
513 return node;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
514 }
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
515 node = node->prev;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
516 }
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
517 return NULL;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
518 }
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
519
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
520 size_t serverconfig_children_count(ConfigNode *node, ConfigNodeType type) {
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
521 size_t count = 0;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
522 node = node->children_begin;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
523 while(node) {
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
524 if(node->type == type) {
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
525 count++;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
526 }
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
527 node = node->next;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
528 }
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
529 return count;
f1d29785ad2d new obj.conf parser based on serverconfig parser
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 418
diff changeset
530 }

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