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0
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9
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10
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448
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11 #if (NGX_HAVE_INET6)
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12 static size_t ngx_inet6_ntop(u_char *p, u_char *text, size_t len);
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13 #endif
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400
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14 static ngx_int_t ngx_parse_unix_domain_url(ngx_pool_t *pool, ngx_url_t *u);
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15 static ngx_int_t ngx_parse_inet_url(ngx_pool_t *pool, ngx_url_t *u);
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448
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16 static ngx_int_t ngx_parse_inet6_url(ngx_pool_t *pool, ngx_url_t *u);
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362
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17
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348
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18
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19 in_addr_t
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20 ngx_inet_addr(u_char *text, size_t len)
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21 {
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22 u_char *p, c;
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23 in_addr_t addr;
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24 ngx_uint_t octet, n;
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25
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26 addr = 0;
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27 octet = 0;
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28 n = 0;
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29
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30 for (p = text; p < text + len; p++) {
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31
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32 c = *p;
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33
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34 if (c >= '0' && c <= '9') {
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35 octet = octet * 10 + (c - '0');
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36 continue;
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37 }
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38
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39 if (c == '.' && octet < 256) {
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40 addr = (addr << 8) + octet;
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41 octet = 0;
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42 n++;
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43 continue;
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44 }
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45
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46 return INADDR_NONE;
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47 }
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48
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49 if (n != 3) {
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50 return INADDR_NONE;
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51 }
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52
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53 if (octet < 256) {
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54 addr = (addr << 8) + octet;
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55 return htonl(addr);
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56 }
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57
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58 return INADDR_NONE;
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59 }
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60
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61
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58
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62 size_t
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448
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63 ngx_sock_ntop(struct sockaddr *sa, u_char *text, size_t len, ngx_uint_t port)
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0
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64 {
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448
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65 u_char *p;
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66 struct sockaddr_in *sin;
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67 #if (NGX_HAVE_INET6)
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68 size_t n;
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69 struct sockaddr_in6 *sin6;
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70 #endif
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538
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71 #if (NGX_HAVE_UNIX_DOMAIN)
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72 struct sockaddr_un *saun;
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73 #endif
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0
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74
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448
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75 switch (sa->sa_family) {
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76
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77 case AF_INET:
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0
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78
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400
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79 sin = (struct sockaddr_in *) sa;
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80 p = (u_char *) &sin->sin_addr;
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0
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81
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448
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82 if (port) {
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83 p = ngx_snprintf(text, len, "%ud.%ud.%ud.%ud:%d",
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84 p[0], p[1], p[2], p[3], ntohs(sin->sin_port));
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85 } else {
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86 p = ngx_snprintf(text, len, "%ud.%ud.%ud.%ud",
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87 p[0], p[1], p[2], p[3]);
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88 }
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89
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90 return (p - text);
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91
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92 #if (NGX_HAVE_INET6)
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93
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94 case AF_INET6:
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95
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96 sin6 = (struct sockaddr_in6 *) sa;
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97
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98 n = 0;
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99
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100 if (port) {
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101 text[n++] = '[';
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102 }
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103
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104 n = ngx_inet6_ntop((u_char *) &sin6->sin6_addr, &text[n], len);
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105
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106 if (port) {
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107 n = ngx_sprintf(&text[1 + n], "]:%d",
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108 ntohs(sin6->sin6_port)) - text;
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109 }
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110
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111 return n;
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112 #endif
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113
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538
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114 #if (NGX_HAVE_UNIX_DOMAIN)
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115
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116 case AF_UNIX:
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117 saun = (struct sockaddr_un *) sa;
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118
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119 /* we do not include trailing zero in address length */
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120
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121 return ngx_snprintf(text, len, "unix:%s%Z", saun->sun_path) - text - 1;
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122
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123 #endif
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124
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448
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125 default:
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126 return 0;
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0
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127 }
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128 }
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129
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362
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130
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58
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131 size_t
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132 ngx_inet_ntop(int family, void *addr, u_char *text, size_t len)
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0
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133 {
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400
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134 u_char *p;
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0
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135
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448
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136 switch (family) {
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0
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137
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448
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138 case AF_INET:
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139
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140 p = addr;
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0
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141
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400
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142 return ngx_snprintf(text, len, "%ud.%ud.%ud.%ud",
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143 p[0], p[1], p[2], p[3])
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144 - text;
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448
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145
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146 #if (NGX_HAVE_INET6)
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147
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148 case AF_INET6:
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149 return ngx_inet6_ntop(addr, text, len);
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150
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151 #endif
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152
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153 default:
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154 return 0;
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155 }
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156 }
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157
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158
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159 #if (NGX_HAVE_INET6)
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160
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161 static size_t
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162 ngx_inet6_ntop(u_char *p, u_char *text, size_t len)
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163 {
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164 u_char *dst;
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165 size_t max, n;
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166 ngx_uint_t i, zero, last;
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167
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168 if (len < NGX_INET6_ADDRSTRLEN) {
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169 return 0;
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0
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170 }
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171
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448
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172 zero = (ngx_uint_t) -1;
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173 last = (ngx_uint_t) -1;
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174 max = 1;
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175 n = 0;
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176
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177 for (i = 0; i < 16; i += 2) {
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178
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179 if (p[i] || p[i + 1]) {
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180
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181 if (max < n) {
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182 zero = last;
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183 max = n;
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184 }
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185
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186 n = 0;
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187 continue;
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188 }
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189
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190 if (n++ == 0) {
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191 last = i;
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192 }
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193 }
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194
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195 if (max < n) {
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196 zero = last;
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197 max = n;
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198 }
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199
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200 dst = text;
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201 n = 16;
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202
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203 if (zero == 0) {
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204
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205 if ((max == 5 && p[10] == 0xff && p[11] == 0xff)
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206 || (max == 6)
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207 || (max == 7 && p[14] != 0 && p[15] != 1))
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208 {
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209 n = 12;
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210 }
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211
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212 *dst++ = ':';
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213 }
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214
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215 for (i = 0; i < n; i += 2) {
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216
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217 if (i == zero) {
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218 *dst++ = ':';
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219 i += (max - 1) * 2;
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220 continue;
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221 }
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222
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223 dst = ngx_sprintf(dst, "%uxi", p[i] * 256 + p[i + 1]);
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224
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225 if (i < 14) {
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226 *dst++ = ':';
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227 }
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228 }
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229
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230 if (n == 12) {
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231 dst = ngx_sprintf(dst, "%ud.%ud.%ud.%ud", p[12], p[13], p[14], p[15]);
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232 }
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233
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234 return dst - text;
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362
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235 }
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236
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448
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237 #endif
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238
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362
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239
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0
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240 /* AF_INET only */
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241
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58
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242 ngx_int_t
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454
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243 ngx_ptocidr(ngx_str_t *text, ngx_cidr_t *cidr)
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0
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244 {
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454
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245 u_char *addr, *mask, *last;
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246 ngx_int_t shift;
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0
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247
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400
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248 addr = text->data;
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249 last = addr + text->len;
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0
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250
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400
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251 mask = ngx_strlchr(addr, last, '/');
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0
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252
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454
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253 cidr->u.in.addr = ngx_inet_addr(addr, (mask ? mask : last) - addr);
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400
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254
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454
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255 if (cidr->u.in.addr == INADDR_NONE) {
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0
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256 return NGX_ERROR;
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257 }
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258
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400
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259 if (mask == NULL) {
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454
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260 cidr->family = AF_INET;
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261 cidr->u.in.mask = 0xffffffff;
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400
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262 return NGX_OK;
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263 }
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264
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265 mask++;
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266
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267 shift = ngx_atoi(mask, last - mask);
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268 if (shift == NGX_ERROR) {
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0
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269 return NGX_ERROR;
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270 }
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271
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454
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272 cidr->family = AF_INET;
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273
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400
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274 if (shift == 0) {
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0
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275
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276 /* the x86 compilers use the shl instruction that shifts by modulo 32 */
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277
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454
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278 cidr->u.in.mask = 0;
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400
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279
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454
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280 if (cidr->u.in.addr == 0) {
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400
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281 return NGX_OK;
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282 }
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283
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284 return NGX_DONE;
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0
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285 }
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286
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454
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287 cidr->u.in.mask = htonl((ngx_uint_t) (0 - (1 << (32 - shift))));
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0
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288
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454
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289 if (cidr->u.in.addr == (cidr->u.in.addr & cidr->u.in.mask)) {
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326
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290 return NGX_OK;
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291 }
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292
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454
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293 cidr->u.in.addr &= cidr->u.in.mask;
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326
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294
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295 return NGX_DONE;
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0
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296 }
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297
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298
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200
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299 ngx_int_t
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340
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300 ngx_parse_url(ngx_pool_t *pool, ngx_url_t *u)
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200
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301 {
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400
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302 u_char *p;
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200
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303
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304 p = u->url.data;
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305
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286
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306 if (ngx_strncasecmp(p, (u_char *) "unix:", 5) == 0) {
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400
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307 return ngx_parse_unix_domain_url(pool, u);
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200
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308 }
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309
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310 if ((p[0] == ':' || p[0] == '/') && !u->listen) {
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311 u->err = "invalid host";
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312 return NGX_ERROR;
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313 }
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314
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448
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315 if (p[0] == '[') {
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316 return ngx_parse_inet6_url(pool, u);
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317 }
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318
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400
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319 return ngx_parse_inet_url(pool, u);
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320 }
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266
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321
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200
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322
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400
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323 static ngx_int_t
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324 ngx_parse_unix_domain_url(ngx_pool_t *pool, ngx_url_t *u)
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325 {
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326 #if (NGX_HAVE_UNIX_DOMAIN)
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327 u_char *path, *uri, *last;
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328 size_t len;
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329 struct sockaddr_un *saun;
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200
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330
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400
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331 len = u->url.len;
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332 path = u->url.data;
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200
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333
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400
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334 path += 5;
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335 len -= 5;
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336
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337 if (u->uri_part) {
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200
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338
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400
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339 last = path + len;
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340 uri = ngx_strlchr(path, last, ':');
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200
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341
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400
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342 if (uri) {
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343 len = uri - path;
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344 uri++;
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345 u->uri.len = last - uri;
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346 u->uri.data = uri;
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200
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347 }
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348 }
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349
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400
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350 if (len == 0) {
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351 u->err = "no path in the unix domain socket";
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352 return NGX_ERROR;
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353 }
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354
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355 u->host.len = len++;
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356 u->host.data = path;
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357
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358 if (len > sizeof(saun->sun_path)) {
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359 u->err = "too long path in the unix domain socket";
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360 return NGX_ERROR;
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361 }
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200
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362
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448
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363 u->socklen = sizeof(struct sockaddr_un);
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364 saun = (struct sockaddr_un *) &u->sockaddr;
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365 saun->sun_family = AF_UNIX;
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366 (void) ngx_cpystrn((u_char *) saun->sun_path, path, len);
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367
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400
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368 u->addrs = ngx_pcalloc(pool, sizeof(ngx_peer_addr_t));
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369 if (u->addrs == NULL) {
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370 return NGX_ERROR;
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371 }
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372
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373 saun = ngx_pcalloc(pool, sizeof(struct sockaddr_un));
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374 if (saun == NULL) {
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375 return NGX_ERROR;
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376 }
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377
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448
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378 u->family = AF_UNIX;
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400
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379 u->naddrs = 1;
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380
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381 saun->sun_family = AF_UNIX;
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382 (void) ngx_cpystrn((u_char *) saun->sun_path, path, len);
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383
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384 u->addrs[0].sockaddr = (struct sockaddr *) saun;
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385 u->addrs[0].socklen = sizeof(struct sockaddr_un);
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386 u->addrs[0].name.len = len + 4;
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387 u->addrs[0].name.data = u->url.data;
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200
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388
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400
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389 return NGX_OK;
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390
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391 #else
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392
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393 u->err = "the unix domain sockets are not supported on this platform";
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394
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395 return NGX_ERROR;
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396
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397 #endif
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398 }
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399
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400
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401 static ngx_int_t
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402 ngx_parse_inet_url(ngx_pool_t *pool, ngx_url_t *u)
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403 {
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448
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404 u_char *p, *host, *port, *last, *uri, *args;
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405 size_t len;
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406 ngx_int_t n;
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407 struct hostent *h;
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408 struct sockaddr_in *sin;
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409
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410 u->socklen = sizeof(struct sockaddr_in);
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411 sin = (struct sockaddr_in *) &u->sockaddr;
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412 sin->sin_family = AF_INET;
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400
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413
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414 u->family = AF_INET;
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415
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416 host = u->url.data;
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417
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418 last = host + u->url.len;
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419
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420 port = ngx_strlchr(host, last, ':');
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421
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416
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422 uri = ngx_strlchr(host, last, '/');
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423
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424 args = ngx_strlchr(host, last, '?');
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425
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426 if (args) {
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427 if (uri == NULL) {
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428 uri = args;
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429
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|
|
430 } else if (args < uri) {
|
|
|
431 uri = args;
|
|
|
432 }
|
|
|
433 }
|
|
400
|
434
|
|
|
435 if (uri) {
|
|
|
436 if (u->listen || !u->uri_part) {
|
|
|
437 u->err = "invalid host";
|
|
|
438 return NGX_ERROR;
|
|
200
|
439 }
|
|
|
440
|
|
400
|
441 u->uri.len = last - uri;
|
|
|
442 u->uri.data = uri;
|
|
|
443
|
|
|
444 last = uri;
|
|
416
|
445
|
|
|
446 if (uri < port) {
|
|
|
447 port = NULL;
|
|
418
|
448 }
|
|
400
|
449 }
|
|
200
|
450
|
|
400
|
451 if (port) {
|
|
|
452 port++;
|
|
|
453
|
|
|
454 len = last - port;
|
|
|
455
|
|
|
456 if (len == 0) {
|
|
200
|
457 u->err = "invalid port";
|
|
|
458 return NGX_ERROR;
|
|
|
459 }
|
|
|
460
|
|
400
|
461 n = ngx_atoi(port, len);
|
|
200
|
462
|
|
400
|
463 if (n < 1 || n > 65536) {
|
|
|
464 u->err = "invalid port";
|
|
|
465 return NGX_ERROR;
|
|
252
|
466 }
|
|
|
467
|
|
400
|
468 u->port = (in_port_t) n;
|
|
448
|
469 sin->sin_port = htons((in_port_t) n);
|
|
252
|
470
|
|
400
|
471 u->port_text.len = len;
|
|
|
472 u->port_text.data = port;
|
|
|
473
|
|
|
474 last = port - 1;
|
|
252
|
475
|
|
400
|
476 } else {
|
|
|
477 if (uri == NULL) {
|
|
252
|
478
|
|
400
|
479 if (u->listen) {
|
|
252
|
480
|
|
400
|
481 /* test value as port only */
|
|
|
482
|
|
|
483 n = ngx_atoi(host, last - host);
|
|
252
|
484
|
|
400
|
485 if (n != NGX_ERROR) {
|
|
|
486
|
|
|
487 if (n < 1 || n > 65536) {
|
|
|
488 u->err = "invalid port";
|
|
|
489 return NGX_ERROR;
|
|
|
490 }
|
|
252
|
491
|
|
400
|
492 u->port = (in_port_t) n;
|
|
448
|
493 sin->sin_port = htons((in_port_t) n);
|
|
400
|
494
|
|
|
495 u->port_text.len = last - host;
|
|
|
496 u->port_text.data = host;
|
|
|
497
|
|
448
|
498 u->wildcard = 1;
|
|
|
499
|
|
400
|
500 return NGX_OK;
|
|
252
|
501 }
|
|
|
502 }
|
|
|
503 }
|
|
|
504
|
|
400
|
505 u->no_port = 1;
|
|
200
|
506 }
|
|
|
507
|
|
400
|
508 len = last - host;
|
|
|
509
|
|
|
510 if (len == 0) {
|
|
200
|
511 u->err = "no host";
|
|
|
512 return NGX_ERROR;
|
|
|
513 }
|
|
|
514
|
|
400
|
515 if (len == 1 && *host == '*') {
|
|
|
516 len = 0;
|
|
|
517 }
|
|
|
518
|
|
|
519 u->host.len = len;
|
|
|
520 u->host.data = host;
|
|
|
521
|
|
260
|
522 if (u->no_resolve) {
|
|
|
523 return NGX_OK;
|
|
200
|
524 }
|
|
|
525
|
|
400
|
526 if (len++) {
|
|
|
527
|
|
|
528 p = ngx_alloc(len, pool->log);
|
|
|
529 if (p == NULL) {
|
|
|
530 return NGX_ERROR;
|
|
|
531 }
|
|
|
532
|
|
|
533 (void) ngx_cpystrn(p, host, len);
|
|
|
534
|
|
448
|
535 sin->sin_addr.s_addr = inet_addr((const char *) p);
|
|
400
|
536
|
|
448
|
537 if (sin->sin_addr.s_addr == INADDR_NONE) {
|
|
400
|
538 h = gethostbyname((const char *) p);
|
|
|
539
|
|
|
540 if (h == NULL || h->h_addr_list[0] == NULL) {
|
|
|
541 ngx_free(p);
|
|
|
542 u->err = "host not found";
|
|
|
543 return NGX_ERROR;
|
|
|
544 }
|
|
|
545
|
|
448
|
546 sin->sin_addr.s_addr = *(in_addr_t *) (h->h_addr_list[0]);
|
|
|
547 }
|
|
|
548
|
|
|
549 if (sin->sin_addr.s_addr == INADDR_ANY) {
|
|
|
550 u->wildcard = 1;
|
|
400
|
551 }
|
|
|
552
|
|
|
553 ngx_free(p);
|
|
|
554
|
|
|
555 } else {
|
|
448
|
556 sin->sin_addr.s_addr = INADDR_ANY;
|
|
|
557 u->wildcard = 1;
|
|
400
|
558 }
|
|
|
559
|
|
266
|
560 if (u->no_port) {
|
|
|
561 u->port = u->default_port;
|
|
448
|
562 sin->sin_port = htons(u->default_port);
|
|
266
|
563 }
|
|
|
564
|
|
400
|
565 if (u->listen) {
|
|
|
566 return NGX_OK;
|
|
266
|
567 }
|
|
|
568
|
|
340
|
569 if (ngx_inet_resolve_host(pool, u) != NGX_OK) {
|
|
200
|
570 return NGX_ERROR;
|
|
|
571 }
|
|
|
572
|
|
|
573 return NGX_OK;
|
|
|
574 }
|
|
|
575
|
|
|
576
|
|
448
|
577 static ngx_int_t
|
|
|
578 ngx_parse_inet6_url(ngx_pool_t *pool, ngx_url_t *u)
|
|
|
579 {
|
|
|
580 #if (NGX_HAVE_INET6)
|
|
|
581 int rc;
|
|
|
582 u_char *p, *host, *port, *last, *uri;
|
|
|
583 size_t len;
|
|
|
584 ngx_int_t n;
|
|
|
585 struct sockaddr_in6 *sin6;
|
|
|
586
|
|
|
587 u->socklen = sizeof(struct sockaddr_in6);
|
|
|
588 sin6 = (struct sockaddr_in6 *) &u->sockaddr;
|
|
|
589 sin6->sin6_family = AF_INET6;
|
|
|
590
|
|
|
591 host = u->url.data + 1;
|
|
|
592
|
|
|
593 last = u->url.data + u->url.len;
|
|
|
594
|
|
|
595 p = ngx_strlchr(host, last, ']');
|
|
|
596
|
|
|
597 if (p == NULL) {
|
|
|
598 u->err = "invalid host";
|
|
|
599 return NGX_ERROR;
|
|
|
600 }
|
|
|
601
|
|
|
602 if (last - p) {
|
|
|
603
|
|
|
604 port = p + 1;
|
|
|
605
|
|
|
606 uri = ngx_strlchr(port, last, '/');
|
|
|
607
|
|
|
608 if (uri) {
|
|
|
609 if (u->listen || !u->uri_part) {
|
|
|
610 u->err = "invalid host";
|
|
|
611 return NGX_ERROR;
|
|
|
612 }
|
|
|
613
|
|
|
614 u->uri.len = last - uri;
|
|
|
615 u->uri.data = uri;
|
|
|
616 }
|
|
|
617
|
|
|
618 if (*port == ':') {
|
|
|
619 port++;
|
|
|
620
|
|
|
621 len = last - port;
|
|
|
622
|
|
|
623 if (len == 0) {
|
|
|
624 u->err = "invalid port";
|
|
|
625 return NGX_ERROR;
|
|
|
626 }
|
|
|
627
|
|
|
628 n = ngx_atoi(port, len);
|
|
|
629
|
|
|
630 if (n < 1 || n > 65536) {
|
|
|
631 u->err = "invalid port";
|
|
|
632 return NGX_ERROR;
|
|
|
633 }
|
|
|
634
|
|
|
635 u->port = (in_port_t) n;
|
|
|
636 sin6->sin6_port = htons((in_port_t) n);
|
|
|
637
|
|
|
638 u->port_text.len = len;
|
|
|
639 u->port_text.data = port;
|
|
|
640
|
|
|
641 } else {
|
|
|
642 u->no_port = 1;
|
|
|
643 }
|
|
|
644 }
|
|
|
645
|
|
|
646 len = p - host;
|
|
|
647
|
|
|
648 if (len == 0) {
|
|
|
649 u->err = "no host";
|
|
|
650 return NGX_ERROR;
|
|
|
651 }
|
|
|
652
|
|
|
653 u->host.len = len++;
|
|
|
654 u->host.data = host;
|
|
|
655
|
|
|
656 p = ngx_alloc(len, pool->log);
|
|
|
657 if (p == NULL) {
|
|
|
658 return NGX_ERROR;
|
|
|
659 }
|
|
|
660
|
|
|
661 (void) ngx_cpystrn(p, host, len);
|
|
|
662
|
|
488
|
663 #if (NGX_WIN32)
|
|
|
664
|
|
|
665 rc = WSAStringToAddress((char *) p, AF_INET6, NULL,
|
|
|
666 (SOCKADDR *) sin6, &u->socklen);
|
|
|
667 rc = !rc;
|
|
|
668
|
|
|
669 if (u->port) {
|
|
|
670 sin6->sin6_port = htons(u->port);
|
|
|
671 }
|
|
|
672
|
|
|
673 #else
|
|
|
674
|
|
448
|
675 rc = inet_pton(AF_INET6, (const char *) p, &sin6->sin6_addr);
|
|
|
676
|
|
488
|
677 #endif
|
|
|
678
|
|
448
|
679 ngx_free(p);
|
|
|
680
|
|
|
681 if (rc == 0) {
|
|
|
682 u->err = "invalid IPv6 address";
|
|
|
683 return NGX_ERROR;
|
|
|
684 }
|
|
|
685
|
|
|
686 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
|
|
|
687 u->wildcard = 1;
|
|
|
688 }
|
|
|
689
|
|
|
690 u->family = AF_INET6;
|
|
|
691
|
|
|
692 if (u->no_resolve) {
|
|
|
693 return NGX_OK;
|
|
|
694 }
|
|
|
695
|
|
|
696 if (u->no_port) {
|
|
|
697 u->port = u->default_port;
|
|
|
698 sin6->sin6_port = htons(u->default_port);
|
|
|
699 }
|
|
|
700
|
|
|
701 return NGX_OK;
|
|
|
702
|
|
|
703 #else
|
|
|
704
|
|
|
705 u->err = "the INET6 sockets are not supported on this platform";
|
|
|
706
|
|
|
707 return NGX_ERROR;
|
|
|
708
|
|
|
709 #endif
|
|
|
710 }
|
|
|
711
|
|
|
712
|
|
260
|
713 ngx_int_t
|
|
340
|
714 ngx_inet_resolve_host(ngx_pool_t *pool, ngx_url_t *u)
|
|
200
|
715 {
|
|
266
|
716 u_char *p, *host;
|
|
200
|
717 size_t len;
|
|
448
|
718 in_port_t port;
|
|
200
|
719 in_addr_t in_addr;
|
|
|
720 ngx_uint_t i;
|
|
|
721 struct hostent *h;
|
|
|
722 struct sockaddr_in *sin;
|
|
|
723
|
|
340
|
724 host = ngx_alloc(u->host.len + 1, pool->log);
|
|
200
|
725 if (host == NULL) {
|
|
260
|
726 return NGX_ERROR;
|
|
200
|
727 }
|
|
|
728
|
|
260
|
729 (void) ngx_cpystrn(host, u->host.data, u->host.len + 1);
|
|
200
|
730
|
|
|
731 /* AF_INET only */
|
|
|
732
|
|
450
|
733 port = htons(u->port);
|
|
448
|
734
|
|
200
|
735 in_addr = inet_addr((char *) host);
|
|
|
736
|
|
|
737 if (in_addr == INADDR_NONE) {
|
|
|
738 h = gethostbyname((char *) host);
|
|
|
739
|
|
340
|
740 ngx_free(host);
|
|
|
741
|
|
200
|
742 if (h == NULL || h->h_addr_list[0] == NULL) {
|
|
260
|
743 u->err = "host not found";
|
|
|
744 return NGX_ERROR;
|
|
200
|
745 }
|
|
|
746
|
|
260
|
747 if (u->one_addr == 0) {
|
|
|
748 for (i = 0; h->h_addr_list[i] != NULL; i++) { /* void */ }
|
|
|
749
|
|
|
750 } else {
|
|
|
751 i = 1;
|
|
|
752 }
|
|
200
|
753
|
|
|
754 /* MP: ngx_shared_palloc() */
|
|
|
755
|
|
340
|
756 u->addrs = ngx_pcalloc(pool, i * sizeof(ngx_peer_addr_t));
|
|
260
|
757 if (u->addrs == NULL) {
|
|
|
758 return NGX_ERROR;
|
|
200
|
759 }
|
|
|
760
|
|
260
|
761 u->naddrs = i;
|
|
200
|
762
|
|
|
763 for (i = 0; h->h_addr_list[i] != NULL; i++) {
|
|
|
764
|
|
340
|
765 sin = ngx_pcalloc(pool, sizeof(struct sockaddr_in));
|
|
200
|
766 if (sin == NULL) {
|
|
260
|
767 return NGX_ERROR;
|
|
200
|
768 }
|
|
|
769
|
|
|
770 sin->sin_family = AF_INET;
|
|
448
|
771 sin->sin_port = port;
|
|
200
|
772 sin->sin_addr.s_addr = *(in_addr_t *) (h->h_addr_list[i]);
|
|
|
773
|
|
260
|
774 u->addrs[i].sockaddr = (struct sockaddr *) sin;
|
|
|
775 u->addrs[i].socklen = sizeof(struct sockaddr_in);
|
|
200
|
776
|
|
448
|
777 len = NGX_INET_ADDRSTRLEN + sizeof(":65535") - 1;
|
|
200
|
778
|
|
382
|
779 p = ngx_pnalloc(pool, len);
|
|
266
|
780 if (p == NULL) {
|
|
260
|
781 return NGX_ERROR;
|
|
200
|
782 }
|
|
|
783
|
|
448
|
784 len = ngx_sock_ntop((struct sockaddr *) sin, p, len, 1);
|
|
200
|
785
|
|
448
|
786 u->addrs[i].name.len = len;
|
|
266
|
787 u->addrs[i].name.data = p;
|
|
200
|
788 }
|
|
|
789
|
|
|
790 } else {
|
|
|
791
|
|
340
|
792 ngx_free(host);
|
|
|
793
|
|
200
|
794 /* MP: ngx_shared_palloc() */
|
|
|
795
|
|
340
|
796 u->addrs = ngx_pcalloc(pool, sizeof(ngx_peer_addr_t));
|
|
260
|
797 if (u->addrs == NULL) {
|
|
|
798 return NGX_ERROR;
|
|
200
|
799 }
|
|
|
800
|
|
340
|
801 sin = ngx_pcalloc(pool, sizeof(struct sockaddr_in));
|
|
200
|
802 if (sin == NULL) {
|
|
260
|
803 return NGX_ERROR;
|
|
200
|
804 }
|
|
|
805
|
|
260
|
806 u->naddrs = 1;
|
|
200
|
807
|
|
|
808 sin->sin_family = AF_INET;
|
|
448
|
809 sin->sin_port = port;
|
|
200
|
810 sin->sin_addr.s_addr = in_addr;
|
|
|
811
|
|
260
|
812 u->addrs[0].sockaddr = (struct sockaddr *) sin;
|
|
|
813 u->addrs[0].socklen = sizeof(struct sockaddr_in);
|
|
200
|
814
|
|
448
|
815 p = ngx_pnalloc(pool, u->host.len + sizeof(":65535") - 1);
|
|
266
|
816 if (p == NULL) {
|
|
260
|
817 return NGX_ERROR;
|
|
200
|
818 }
|
|
|
819
|
|
448
|
820 u->addrs[0].name.len = ngx_sprintf(p, "%V:%d",
|
|
|
821 &u->host, ntohs(port)) - p;
|
|
266
|
822 u->addrs[0].name.data = p;
|
|
200
|
823 }
|
|
|
824
|
|
260
|
825 return NGX_OK;
|
|
200
|
826 }
|
