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