Mercurial > hg > nginx
annotate src/core/ngx_inet.c @ 2049:2a92804f4109
*) back out r2040
*) refactor ngx_palloc()
*) introduce ngx_pnalloc()
*) additional pool blocks have smaller header
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 17 Jun 2008 15:00:30 +0000 |
| parents | 04b04e6d60f4 |
| children | 74477ea8074f |
| rev | line source |
|---|---|
|
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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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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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10 |
| 1830 | 11 static size_t ngx_sprint_uchar(u_char *text, u_char c, size_t len); |
| 12 | |
| 13 | |
| 1647 | 14 /* AF_INET only */ |
| 15 | |
| 16 in_addr_t | |
| 17 ngx_inet_addr(u_char *text, size_t len) | |
| 18 { | |
| 19 u_char *p, c; | |
| 20 in_addr_t addr; | |
| 21 ngx_uint_t octet, n; | |
| 22 | |
| 23 addr = 0; | |
| 24 octet = 0; | |
| 25 n = 0; | |
| 26 | |
| 27 for (p = text; p < text + len; p++) { | |
| 28 | |
| 29 c = *p; | |
| 30 | |
| 31 if (c >= '0' && c <= '9') { | |
| 32 octet = octet * 10 + (c - '0'); | |
| 33 continue; | |
| 34 } | |
| 35 | |
| 36 if (c == '.' && octet < 256) { | |
| 37 addr = (addr << 8) + octet; | |
| 38 octet = 0; | |
| 39 n++; | |
| 40 continue; | |
| 41 } | |
| 42 | |
| 43 return INADDR_NONE; | |
| 44 } | |
| 45 | |
| 46 if (n != 3) { | |
| 47 return INADDR_NONE; | |
| 48 } | |
| 49 | |
| 50 if (octet < 256) { | |
| 51 addr = (addr << 8) + octet; | |
| 52 return htonl(addr); | |
| 53 } | |
| 54 | |
| 55 return INADDR_NONE; | |
| 56 } | |
| 57 | |
| 58 | |
| 461 | 59 /* |
| 60 * ngx_sock_ntop() and ngx_inet_ntop() may be implemented as | |
| 581 | 61 * "ngx_sprintf(text, "%ud.%ud.%ud.%ud", p[0], p[1], p[2], p[3])", however, |
| 62 * they had been implemented long before the ngx_sprintf() had appeared | |
| 461 | 63 * and they are faster by 1.5-2.5 times, so it is worth to keep them. |
| 64 * | |
| 65 * By the way, the implementation using ngx_sprintf() is faster by 2.5-3 times | |
| 479 | 66 * than using FreeBSD libc's snprintf(). |
| 461 | 67 */ |
| 68 | |
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69 /* AF_INET only */ |
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70 |
| 509 | 71 size_t |
| 72 ngx_sock_ntop(int family, struct sockaddr *sa, u_char *text, size_t len) | |
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73 { |
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74 u_char *p; |
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75 size_t n; |
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76 ngx_uint_t i; |
| 479 | 77 struct sockaddr_in *sin; |
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78 |
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79 if (len == 0) { |
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80 return 0; |
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81 } |
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82 |
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83 if (family != AF_INET) { |
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84 return 0; |
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85 } |
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86 |
| 479 | 87 sin = (struct sockaddr_in *) sa; |
| 88 p = (u_char *) &sin->sin_addr; | |
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89 |
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90 if (len > INET_ADDRSTRLEN) { |
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91 len = INET_ADDRSTRLEN; |
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92 } |
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93 |
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94 n = ngx_sprint_uchar(text, p[0], len); |
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95 |
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96 i = 1; |
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97 |
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98 do { |
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99 if (len == n) { |
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100 text[n - 1] = '\0'; |
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101 return n; |
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102 } |
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103 |
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104 text[n++] = '.'; |
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105 |
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106 if (len == n) { |
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107 text[n - 1] = '\0'; |
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108 return n; |
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109 } |
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110 |
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111 n += ngx_sprint_uchar(&text[n], p[i++], len - n); |
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112 |
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113 } while (i < 4); |
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114 |
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115 if (len == n) { |
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116 text[n] = '\0'; |
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117 return n; |
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118 } |
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119 |
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120 text[n] = '\0'; |
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121 |
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122 return n; |
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123 } |
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124 |
| 1830 | 125 |
| 509 | 126 size_t |
| 127 ngx_inet_ntop(int family, void *addr, u_char *text, size_t len) | |
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128 { |
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129 u_char *p; |
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130 size_t n; |
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131 ngx_uint_t i; |
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132 |
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133 if (len == 0) { |
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134 return 0; |
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135 } |
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136 |
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137 if (family != AF_INET) { |
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138 return 0; |
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139 } |
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140 |
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141 p = (u_char *) addr; |
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142 |
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143 if (len > INET_ADDRSTRLEN) { |
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144 len = INET_ADDRSTRLEN; |
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145 } |
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146 |
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147 n = ngx_sprint_uchar(text, p[0], len); |
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148 |
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149 i = 1; |
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150 |
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151 do { |
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152 if (len == n) { |
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153 text[n - 1] = '\0'; |
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154 return n; |
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155 } |
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156 |
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157 text[n++] = '.'; |
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158 |
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nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
159 if (len == n) { |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
160 text[n - 1] = '\0'; |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
161 return n; |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
162 } |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
163 |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
164 n += ngx_sprint_uchar(&text[n], p[i++], len - n); |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
165 |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
166 } while (i < 4); |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
167 |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
168 if (len == n) { |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
169 text[n] = '\0'; |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
170 return n; |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
171 } |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
172 |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
173 text[n] = '\0'; |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
174 |
|
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
175 return n; |
|
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
176 } |
|
340
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
177 |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
178 |
| 1830 | 179 static size_t |
| 180 ngx_sprint_uchar(u_char *text, u_char c, size_t len) | |
| 181 { | |
| 182 size_t n; | |
| 183 ngx_uint_t c1, c2; | |
| 184 | |
| 185 n = 0; | |
| 186 | |
| 187 if (len == n) { | |
| 188 return n; | |
| 189 } | |
| 190 | |
| 191 c1 = c / 100; | |
| 192 | |
| 193 if (c1) { | |
| 194 *text++ = (u_char) (c1 + '0'); | |
| 195 n++; | |
| 196 | |
| 197 if (len == n) { | |
| 198 return n; | |
| 199 } | |
| 200 } | |
| 201 | |
| 202 c2 = (c % 100) / 10; | |
| 203 | |
| 204 if (c1 || c2) { | |
| 205 *text++ = (u_char) (c2 + '0'); | |
| 206 n++; | |
| 207 | |
| 208 if (len == n) { | |
| 209 return n; | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 c2 = c % 10; | |
| 214 | |
|
1862
04b04e6d60f4
fix building by bcc introduced by r1831
Igor Sysoev <igor@sysoev.ru>
parents:
1830
diff
changeset
|
215 *text = (u_char) (c2 + '0'); |
| 1830 | 216 n++; |
| 217 | |
| 218 return n; | |
| 219 } | |
| 220 | |
| 221 | |
|
340
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
222 /* AF_INET only */ |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
223 |
| 509 | 224 ngx_int_t |
| 225 ngx_ptocidr(ngx_str_t *text, void *cidr) | |
|
340
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
226 { |
|
368
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
227 ngx_int_t m; |
|
340
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
228 ngx_uint_t i; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
229 ngx_inet_cidr_t *in_cidr; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
230 |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
231 in_cidr = cidr; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
232 |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
233 for (i = 0; i < text->len; i++) { |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
234 if (text->data[i] == '/') { |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
235 break; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
236 } |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
237 } |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
238 |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
239 if (i == text->len) { |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
240 return NGX_ERROR; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
241 } |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
242 |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
243 text->data[i] = '\0'; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
244 in_cidr->addr = inet_addr((char *) text->data); |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
245 text->data[i] = '/'; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
246 if (in_cidr->addr == INADDR_NONE) { |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
247 return NGX_ERROR; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
248 } |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
249 |
|
368
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
250 m = ngx_atoi(&text->data[i + 1], text->len - (i + 1)); |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
251 if (m == NGX_ERROR) { |
|
340
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
252 return NGX_ERROR; |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
253 } |
|
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
254 |
|
368
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
255 if (m == 0) { |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
256 |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
257 /* the x86 compilers use the shl instruction that shifts by modulo 32 */ |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
258 |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
259 in_cidr->mask = 0; |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
260 return NGX_OK; |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
261 } |
|
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
262 |
|
404
37b5381fb6d8
nginx-0.0.9-2004-07-30-21:05:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
368
diff
changeset
|
263 in_cidr->mask = htonl((ngx_uint_t) (0 - (1 << (32 - m)))); |
|
368
15c84a40e87d
nginx-0.0.7-2004-06-24-20:07:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
340
diff
changeset
|
264 |
|
1380
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
265 if (in_cidr->addr == (in_cidr->addr & in_cidr->mask)) { |
|
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
266 return NGX_OK; |
|
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
267 } |
|
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
268 |
|
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
269 in_cidr->addr &= in_cidr->mask; |
|
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
270 |
|
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
271 return NGX_DONE; |
|
340
0bf903191ceb
nginx-0.0.3-2004-05-25-19:28:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
272 } |
|
425
bd39260a1383
nginx-0.0.10-2004-09-14-19:55:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
273 |
|
bd39260a1383
nginx-0.0.10-2004-09-14-19:55:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
404
diff
changeset
|
274 |
| 651 | 275 ngx_int_t |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1380
diff
changeset
|
276 ngx_parse_url(ngx_pool_t *pool, ngx_url_t *u) |
| 651 | 277 { |
| 906 | 278 u_char *p, *host, *port_start; |
| 279 size_t len, port_len; | |
| 651 | 280 ngx_int_t port; |
| 281 ngx_uint_t i; | |
|
804
472cd9768ac2
now the "listen" directives use ngx_parse_url()
Igor Sysoev <igor@sysoev.ru>
parents:
712
diff
changeset
|
282 struct hostent *h; |
| 651 | 283 #if (NGX_HAVE_UNIX_DOMAIN) |
| 284 struct sockaddr_un *saun; | |
| 285 #endif | |
| 286 | |
| 287 len = u->url.len; | |
| 288 p = u->url.data; | |
| 289 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
906
diff
changeset
|
290 if (ngx_strncasecmp(p, (u_char *) "unix:", 5) == 0) { |
| 651 | 291 |
| 292 #if (NGX_HAVE_UNIX_DOMAIN) | |
| 293 | |
| 294 p += 5; | |
| 295 len -= 5; | |
| 296 | |
|
712
2452d89efea9
fix uri part in "proxy_pass http://unix:...", the bug appeared in nginx-0.3.47
Igor Sysoev <igor@sysoev.ru>
parents:
711
diff
changeset
|
297 u->uri.len = len; |
|
2452d89efea9
fix uri part in "proxy_pass http://unix:...", the bug appeared in nginx-0.3.47
Igor Sysoev <igor@sysoev.ru>
parents:
711
diff
changeset
|
298 u->uri.data = p; |
|
2452d89efea9
fix uri part in "proxy_pass http://unix:...", the bug appeared in nginx-0.3.47
Igor Sysoev <igor@sysoev.ru>
parents:
711
diff
changeset
|
299 |
| 651 | 300 if (u->uri_part) { |
| 301 for (i = 0; i < len; i++) { | |
| 302 | |
| 303 if (p[i] == ':') { | |
| 304 len = i; | |
| 305 | |
| 306 u->uri.len -= len + 1; | |
| 307 u->uri.data += len + 1; | |
| 308 | |
| 309 break; | |
| 310 } | |
| 311 } | |
| 312 } | |
| 313 | |
| 314 if (len == 0) { | |
| 315 u->err = "no path in the unix domain socket"; | |
| 316 return NGX_ERROR; | |
| 317 } | |
| 318 | |
| 319 if (len + 1 > sizeof(saun->sun_path)) { | |
| 320 u->err = "too long path in the unix domain socket"; | |
| 321 return NGX_ERROR; | |
| 322 } | |
| 323 | |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1380
diff
changeset
|
324 u->addrs = ngx_pcalloc(pool, sizeof(ngx_peer_addr_t)); |
| 884 | 325 if (u->addrs == NULL) { |
| 651 | 326 return NGX_ERROR; |
| 327 } | |
| 328 | |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1380
diff
changeset
|
329 saun = ngx_pcalloc(pool, sizeof(struct sockaddr_un)); |
| 651 | 330 if (saun == NULL) { |
| 331 return NGX_ERROR; | |
| 332 } | |
| 333 | |
| 884 | 334 u->naddrs = 1; |
| 651 | 335 |
| 336 saun->sun_family = AF_UNIX; | |
| 337 (void) ngx_cpystrn((u_char *) saun->sun_path, p, len + 1); | |
| 338 | |
| 884 | 339 u->addrs[0].sockaddr = (struct sockaddr *) saun; |
| 340 u->addrs[0].socklen = sizeof(struct sockaddr_un); | |
| 341 u->addrs[0].name.len = len + 5; | |
| 342 u->addrs[0].name.data = u->url.data; | |
| 651 | 343 |
|
892
b579676ec6b2
unix socket upstreams always used the first unix upstream
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
344 u->host.len = len; |
|
b579676ec6b2
unix socket upstreams always used the first unix upstream
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
345 u->host.data = p; |
|
b579676ec6b2
unix socket upstreams always used the first unix upstream
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
346 |
| 906 | 347 u->unix_socket = 1; |
| 651 | 348 |
| 349 return NGX_OK; | |
| 350 | |
| 351 #else | |
| 352 u->err = "the unix domain sockets are not supported on this platform"; | |
| 353 | |
| 354 return NGX_ERROR; | |
| 355 | |
| 356 #endif | |
| 357 } | |
| 358 | |
| 359 if ((p[0] == ':' || p[0] == '/') && !u->listen) { | |
| 360 u->err = "invalid host"; | |
| 361 return NGX_ERROR; | |
| 362 } | |
| 363 | |
| 364 u->host.data = p; | |
| 906 | 365 |
| 366 port_start = NULL; | |
| 367 port_len = 0; | |
| 651 | 368 |
| 369 for (i = 0; i < len; i++) { | |
| 370 | |
| 371 if (p[i] == ':') { | |
| 906 | 372 port_start = &p[i + 1]; |
| 651 | 373 u->host.len = i; |
| 374 | |
| 375 if (!u->uri_part) { | |
| 906 | 376 port_len = len - (i + 1); |
| 651 | 377 break; |
| 378 } | |
| 379 } | |
| 380 | |
| 381 if (p[i] == '/') { | |
| 382 u->uri.len = len - i; | |
| 383 u->uri.data = &p[i]; | |
| 384 | |
| 385 if (u->host.len == 0) { | |
| 386 u->host.len = i; | |
| 387 } | |
| 388 | |
| 906 | 389 if (port_start == NULL) { |
| 884 | 390 u->no_port = 1; |
| 391 goto no_port; | |
| 651 | 392 } |
| 393 | |
| 906 | 394 port_len = &p[i] - port_start; |
| 651 | 395 |
| 906 | 396 if (port_len == 0) { |
| 651 | 397 u->err = "invalid port"; |
| 398 return NGX_ERROR; | |
| 399 } | |
| 400 | |
| 401 break; | |
| 402 } | |
| 403 } | |
| 404 | |
| 906 | 405 if (port_start) { |
| 651 | 406 |
| 906 | 407 if (port_len == 0) { |
| 408 port_len = &p[i] - port_start; | |
| 651 | 409 |
| 906 | 410 if (port_len == 0) { |
| 651 | 411 u->err = "invalid port"; |
| 412 return NGX_ERROR; | |
| 413 } | |
| 414 } | |
| 415 | |
| 906 | 416 port = ngx_atoi(port_start, port_len); |
| 651 | 417 |
| 418 if (port == NGX_ERROR || port < 1 || port > 65536) { | |
| 419 u->err = "invalid port"; | |
| 420 return NGX_ERROR; | |
| 421 } | |
| 422 | |
|
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423 u->port_text.len = port_len; |
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424 u->port_text.data = port_start; |
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425 |
| 651 | 426 } else { |
| 427 port = ngx_atoi(p, len); | |
| 428 | |
| 429 if (port == NGX_ERROR) { | |
| 430 u->host.len = len; | |
| 884 | 431 u->no_port = 1; |
| 651 | 432 |
| 884 | 433 goto no_port; |
| 651 | 434 } |
| 435 | |
| 436 u->wildcard = 1; | |
| 437 } | |
| 438 | |
| 906 | 439 u->port = (in_port_t) port; |
| 651 | 440 |
| 884 | 441 no_port: |
| 651 | 442 |
| 443 if (u->listen) { | |
| 884 | 444 |
| 906 | 445 if (u->port == 0) { |
| 446 if (u->default_port == 0) { | |
|
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447 u->err = "no port"; |
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448 return NGX_ERROR; |
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449 } |
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450 |
| 906 | 451 u->port = u->default_port; |
|
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452 } |
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453 |
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454 if (u->host.len == 1 && u->host.data[0] == '*') { |
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455 u->host.len = 0; |
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456 } |
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457 |
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458 /* AF_INET only */ |
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459 |
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460 if (u->host.len) { |
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461 |
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462 host = ngx_alloc(u->host.len + 1, pool->log); |
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463 if (host == NULL) { |
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464 return NGX_ERROR; |
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465 } |
|
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466 |
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467 (void) ngx_cpystrn(host, u->host.data, u->host.len + 1); |
|
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468 |
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469 u->addr.in_addr = inet_addr((const char *) host); |
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470 |
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471 if (u->addr.in_addr == INADDR_NONE) { |
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472 h = gethostbyname((const char *) host); |
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473 |
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474 if (h == NULL || h->h_addr_list[0] == NULL) { |
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475 ngx_free(host); |
|
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476 u->err = "host not found"; |
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477 return NGX_ERROR; |
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478 } |
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479 |
| 906 | 480 u->addr.in_addr = *(in_addr_t *) (h->h_addr_list[0]); |
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481 } |
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482 |
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483 ngx_free(host); |
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484 |
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485 } else { |
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486 u->addr.in_addr = INADDR_ANY; |
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487 } |
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488 |
| 651 | 489 return NGX_OK; |
| 490 } | |
| 491 | |
| 492 if (u->host.len == 0) { | |
| 493 u->err = "no host"; | |
| 494 return NGX_ERROR; | |
| 495 } | |
| 496 | |
| 884 | 497 if (u->no_resolve) { |
| 498 return NGX_OK; | |
| 651 | 499 } |
| 500 | |
| 906 | 501 if (u->no_port) { |
| 502 u->port = u->default_port; | |
| 503 } | |
| 504 | |
| 505 if (u->port == 0) { | |
| 506 u->err = "no port"; | |
| 507 return NGX_ERROR; | |
| 508 } | |
| 509 | |
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510 if (ngx_inet_resolve_host(pool, u) != NGX_OK) { |
| 651 | 511 return NGX_ERROR; |
| 512 } | |
| 513 | |
| 514 return NGX_OK; | |
| 515 } | |
| 516 | |
| 517 | |
| 884 | 518 ngx_int_t |
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519 ngx_inet_resolve_host(ngx_pool_t *pool, ngx_url_t *u) |
| 651 | 520 { |
| 906 | 521 u_char *p, *host; |
| 651 | 522 size_t len; |
| 523 in_addr_t in_addr; | |
| 524 ngx_uint_t i; | |
| 525 struct hostent *h; | |
| 526 struct sockaddr_in *sin; | |
| 527 | |
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528 host = ngx_alloc(u->host.len + 1, pool->log); |
| 651 | 529 if (host == NULL) { |
| 884 | 530 return NGX_ERROR; |
| 651 | 531 } |
| 532 | |
| 884 | 533 (void) ngx_cpystrn(host, u->host.data, u->host.len + 1); |
| 651 | 534 |
| 535 /* AF_INET only */ | |
| 536 | |
| 537 in_addr = inet_addr((char *) host); | |
| 538 | |
| 539 if (in_addr == INADDR_NONE) { | |
| 540 h = gethostbyname((char *) host); | |
| 541 | |
|
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|
542 ngx_free(host); |
|
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diff
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|
543 |
| 651 | 544 if (h == NULL || h->h_addr_list[0] == NULL) { |
| 884 | 545 u->err = "host not found"; |
| 546 return NGX_ERROR; | |
| 651 | 547 } |
| 548 | |
| 884 | 549 if (u->one_addr == 0) { |
| 550 for (i = 0; h->h_addr_list[i] != NULL; i++) { /* void */ } | |
| 551 | |
| 552 } else { | |
| 553 i = 1; | |
| 554 } | |
| 651 | 555 |
| 556 /* MP: ngx_shared_palloc() */ | |
| 557 | |
|
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|
558 u->addrs = ngx_pcalloc(pool, i * sizeof(ngx_peer_addr_t)); |
| 884 | 559 if (u->addrs == NULL) { |
| 560 return NGX_ERROR; | |
| 651 | 561 } |
| 562 | |
| 884 | 563 u->naddrs = i; |
| 651 | 564 |
| 565 for (i = 0; h->h_addr_list[i] != NULL; i++) { | |
| 566 | |
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diff
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|
567 sin = ngx_pcalloc(pool, sizeof(struct sockaddr_in)); |
| 651 | 568 if (sin == NULL) { |
| 884 | 569 return NGX_ERROR; |
| 651 | 570 } |
| 571 | |
| 572 sin->sin_family = AF_INET; | |
| 906 | 573 sin->sin_port = htons(u->port); |
| 651 | 574 sin->sin_addr.s_addr = *(in_addr_t *) (h->h_addr_list[i]); |
| 575 | |
| 884 | 576 u->addrs[i].sockaddr = (struct sockaddr *) sin; |
| 577 u->addrs[i].socklen = sizeof(struct sockaddr_in); | |
| 651 | 578 |
| 579 len = INET_ADDRSTRLEN - 1 + 1 + sizeof(":65536") - 1; | |
| 580 | |
| 2049 | 581 p = ngx_pnalloc(pool, len); |
| 906 | 582 if (p == NULL) { |
| 884 | 583 return NGX_ERROR; |
| 651 | 584 } |
| 585 | |
| 906 | 586 len = ngx_sock_ntop(AF_INET, (struct sockaddr *) sin, p, len); |
| 651 | 587 |
| 906 | 588 u->addrs[i].name.len = ngx_sprintf(&p[len], ":%d", u->port) - p; |
| 589 u->addrs[i].name.data = p; | |
| 651 | 590 } |
| 591 | |
| 592 } else { | |
| 593 | |
|
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|
594 ngx_free(host); |
|
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diff
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|
595 |
| 651 | 596 /* MP: ngx_shared_palloc() */ |
| 597 | |
|
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|
598 u->addrs = ngx_pcalloc(pool, sizeof(ngx_peer_addr_t)); |
| 884 | 599 if (u->addrs == NULL) { |
| 600 return NGX_ERROR; | |
| 651 | 601 } |
| 602 | |
|
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|
603 sin = ngx_pcalloc(pool, sizeof(struct sockaddr_in)); |
| 651 | 604 if (sin == NULL) { |
| 884 | 605 return NGX_ERROR; |
| 651 | 606 } |
| 607 | |
| 884 | 608 u->naddrs = 1; |
| 651 | 609 |
| 610 sin->sin_family = AF_INET; | |
| 906 | 611 sin->sin_port = htons(u->port); |
| 651 | 612 sin->sin_addr.s_addr = in_addr; |
| 613 | |
| 884 | 614 u->addrs[0].sockaddr = (struct sockaddr *) sin; |
| 615 u->addrs[0].socklen = sizeof(struct sockaddr_in); | |
| 651 | 616 |
| 2049 | 617 p = ngx_pnalloc(pool, u->host.len + sizeof(":65536") - 1); |
| 906 | 618 if (p == NULL) { |
| 884 | 619 return NGX_ERROR; |
| 651 | 620 } |
| 621 | |
| 906 | 622 u->addrs[0].name.len = ngx_sprintf(p, "%V:%d", &u->host, u->port) - p; |
| 623 u->addrs[0].name.data = p; | |
| 651 | 624 } |
| 625 | |
| 884 | 626 return NGX_OK; |
| 651 | 627 } |