Mercurial > dovecot > original-hg > dovecot-1.2
annotate src/login-common/ssl-proxy-openssl.c @ 4506:025ffc5a3643 HEAD
Use SSL_pending() to figure out if we should call SSL_read() again.
Otherwise it breaks..
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Mon, 24 Jul 2006 02:32:11 +0300 |
parents | 886d7af1f38d |
children | 9d9e72374164 |
rev | line source |
---|---|
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Moved common login process code to login-common, created pop3-login.
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1 /* Copyright (C) 2002 Timo Sirainen */ |
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2 |
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3 #include "common.h" |
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4 #include "array.h" |
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5 #include "ioloop.h" |
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6 #include "network.h" |
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7 #include "ostream.h" |
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8 #include "read-full.h" |
1231 | 9 #include "hash.h" |
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10 #include "ssl-proxy.h" |
c41787e8c3f4
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11 |
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12 #include <fcntl.h> |
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13 #include <unistd.h> |
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14 #include <sys/stat.h> |
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15 |
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16 #ifdef HAVE_OPENSSL |
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17 |
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18 #include <openssl/crypto.h> |
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19 #include <openssl/x509.h> |
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20 #include <openssl/pem.h> |
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21 #include <openssl/ssl.h> |
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22 #include <openssl/err.h> |
1556
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23 #include <openssl/rand.h> |
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24 |
1996 | 25 #define DOVECOT_SSL_DEFAULT_CIPHER_LIST "ALL:!LOW" |
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26 /* Check every 30 minutes if parameters file has been updated */ |
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27 #define SSL_PARAMFILE_CHECK_INTERVAL (60*30) |
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OpenSSL proxy changes - hopefully fixes something. Also don't crash with
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28 |
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29 #define PLAIN_OUTPUT_OPTIMAL_SIZE 2048 |
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30 |
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31 enum ssl_want { |
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32 WANT_INPUT, |
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33 WANT_OUTPUT |
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34 }; |
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35 |
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36 struct ssl_proxy { |
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37 int refcount; |
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38 |
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39 SSL *ssl; |
1235 | 40 struct ip_addr ip; |
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41 |
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42 int fd_ssl, fd_plain; |
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43 struct io *io_ssl, *io_plain_input; |
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44 |
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45 enum ssl_want want; |
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46 void (*step)(struct ssl_proxy *); |
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47 unsigned int ssl_want_size; |
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48 |
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49 struct ostream *plain_output; |
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50 |
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51 unsigned char sslout_buf[1024]; |
1324
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52 unsigned int sslout_size; |
1458
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53 |
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54 unsigned int handshaked:1; |
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55 unsigned int destroyed:1; |
2027
dc5d0da1abe9
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56 unsigned int cert_received:1; |
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57 unsigned int cert_broken:1; |
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58 }; |
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59 |
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60 struct ssl_parameters { |
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61 const char *fname; |
4505
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62 time_t last_mtime, last_check; |
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63 int fd; |
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64 |
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65 DH *dh_512, *dh_1024; |
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66 }; |
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67 |
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68 static int extdata_index; |
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69 static SSL_CTX *ssl_ctx; |
1230
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Keep list of the SSL proxies, so they're deinitialized properly if we have
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70 static struct hash_table *ssl_proxies; |
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71 static struct ssl_parameters ssl_params; |
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72 |
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73 static void ssl_input(struct ssl_proxy *proxy); |
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74 static void ssl_output(struct ssl_proxy *proxy); |
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75 static void ssl_step(void *context); |
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76 static void ssl_proxy_destroy(struct ssl_proxy *proxy); |
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77 static void ssl_proxy_unref(struct ssl_proxy *proxy); |
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78 |
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79 static void read_next(struct ssl_parameters *params, void *data, size_t size) |
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80 { |
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81 int ret; |
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82 |
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83 if ((ret = read_full(params->fd, data, size)) < 0) |
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84 i_fatal("read(%s) failed: %m", params->fname); |
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85 if (ret == 0) |
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86 i_fatal("read(%s) failed: Unexpected EOF", params->fname); |
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87 } |
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88 |
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89 static bool read_dh_parameters_next(struct ssl_parameters *params) |
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90 { |
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91 unsigned char *buf; |
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92 const unsigned char *cbuf; |
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93 unsigned int len; |
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94 int bits; |
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95 |
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96 /* read bit size. 0 ends the DH parameters list. */ |
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97 read_next(params, &bits, sizeof(bits)); |
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98 |
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99 if (bits == 0) |
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100 return FALSE; |
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101 |
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102 /* read data size. */ |
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103 read_next(params, &len, sizeof(len)); |
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104 if (len > 1024*100) /* should be enough? */ |
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105 i_fatal("Corrupted SSL parameters file: %s", params->fname); |
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106 |
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107 buf = i_malloc(len); |
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108 read_next(params, buf, len); |
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109 |
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110 cbuf = buf; |
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111 switch (bits) { |
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112 case 512: |
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113 params->dh_512 = d2i_DHparams(NULL, &cbuf, len); |
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114 break; |
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115 case 1024: |
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116 params->dh_1024 = d2i_DHparams(NULL, &cbuf, len); |
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117 break; |
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118 } |
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119 |
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120 i_free(buf); |
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121 return TRUE; |
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122 } |
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123 |
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124 static void ssl_free_parameters(struct ssl_parameters *params) |
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125 { |
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126 if (params->dh_512 != NULL) { |
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127 DH_free(params->dh_512); |
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128 params->dh_512 = NULL; |
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129 } |
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130 if (params->dh_1024 != NULL) { |
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131 DH_free(params->dh_1024); |
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132 params->dh_1024 = NULL; |
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133 } |
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134 } |
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135 |
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136 static void ssl_read_parameters(struct ssl_parameters *params) |
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137 { |
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138 struct stat st; |
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139 bool warned = FALSE; |
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140 |
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141 /* we'll wait until parameter file exists */ |
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142 for (;;) { |
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143 params->fd = open(params->fname, O_RDONLY); |
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144 if (params->fd != -1) |
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145 break; |
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146 |
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147 if (errno != ENOENT) { |
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148 i_fatal("Can't open SSL parameter file %s: %m", |
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149 params->fname); |
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150 } |
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151 |
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152 if (!warned) { |
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153 i_warning("Waiting for SSL parameter file %s", |
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154 params->fname); |
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155 warned = TRUE; |
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156 } |
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157 sleep(1); |
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158 } |
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159 |
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160 if (fstat(params->fd, &st) < 0) |
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161 i_error("fstat(%s) failed: %m", params->fname); |
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162 else |
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163 params->last_mtime = st.st_mtime; |
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164 |
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165 ssl_free_parameters(params); |
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166 while (read_dh_parameters_next(params)) ; |
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167 |
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168 if (close(params->fd) < 0) |
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169 i_error("close() failed: %m"); |
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170 params->fd = -1; |
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171 } |
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172 |
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173 static void ssl_refresh_parameters(struct ssl_parameters *params) |
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174 { |
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175 struct stat st; |
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176 |
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177 if (params->last_check > ioloop_time - SSL_PARAMFILE_CHECK_INTERVAL) |
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178 return; |
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179 params->last_check = ioloop_time; |
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180 |
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181 if (params->last_mtime == 0) |
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182 ssl_read_parameters(params); |
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183 else { |
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184 if (stat(params->fname, &st) < 0) |
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185 i_error("stat(%s) failed: %m", params->fname); |
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186 else if (st.st_mtime != params->last_mtime) |
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187 ssl_read_parameters(params); |
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188 } |
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189 } |
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190 |
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191 static const char *ssl_last_error(void) |
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192 { |
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193 unsigned long err; |
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194 char *buf; |
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195 size_t err_size = 256; |
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196 |
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197 err = ERR_get_error(); |
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198 if (err == 0) |
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199 return strerror(errno); |
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200 |
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201 buf = t_malloc(err_size); |
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202 buf[err_size-1] = '\0'; |
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203 ERR_error_string_n(err, buf, err_size-1); |
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204 return buf; |
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205 } |
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206 |
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207 static void ssl_set_io(struct ssl_proxy *proxy, enum ssl_want want) |
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208 { |
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209 if (proxy->io_ssl != NULL) { |
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210 if (want == proxy->want) |
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211 return; |
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212 io_remove(&proxy->io_ssl); |
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213 } |
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214 |
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215 proxy->want = want; |
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216 switch (want) { |
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217 case WANT_INPUT: |
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218 proxy->io_ssl = |
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219 io_add(proxy->fd_ssl, IO_READ, ssl_step, proxy); |
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220 break; |
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221 case WANT_OUTPUT: |
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222 proxy->io_ssl = |
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223 io_add(proxy->fd_ssl, IO_WRITE, ssl_step, proxy); |
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224 break; |
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225 } |
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226 } |
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227 |
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228 static void |
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229 ssl_handle_error(struct ssl_proxy *proxy, int ret, const char *func_name, |
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230 void (*func)(struct ssl_proxy *), unsigned int want_size) |
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231 { |
1235 | 232 const char *errstr; |
233 int err; | |
234 | |
235 err = SSL_get_error(proxy->ssl, ret); | |
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236 |
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237 switch (err) { |
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238 case SSL_ERROR_WANT_READ: |
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239 proxy->step = func; |
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240 proxy->ssl_want_size = want_size; |
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241 ssl_set_io(proxy, WANT_INPUT); |
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242 break; |
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243 case SSL_ERROR_WANT_WRITE: |
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244 proxy->step = func; |
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245 proxy->ssl_want_size = want_size; |
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246 ssl_set_io(proxy, WANT_OUTPUT); |
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247 break; |
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248 case SSL_ERROR_SYSCALL: |
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249 /* eat up the error queue */ |
1235 | 250 if (verbose_ssl) { |
251 if (ERR_peek_error() != 0) | |
252 errstr = ssl_last_error(); | |
253 else { | |
254 if (ret == 0) | |
255 errstr = "EOF"; | |
256 else | |
257 errstr = strerror(errno); | |
258 } | |
259 | |
260 i_warning("%s syscall failed: %s [%s]", | |
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261 func_name, errstr, net_ip2addr(&proxy->ip)); |
1235 | 262 } |
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263 ssl_proxy_destroy(proxy); |
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264 break; |
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265 case SSL_ERROR_ZERO_RETURN: |
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266 /* clean connection closing */ |
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267 ssl_proxy_destroy(proxy); |
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268 break; |
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269 case SSL_ERROR_SSL: |
1235 | 270 if (verbose_ssl) { |
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271 i_warning("%s failed: %s [%s]", func_name, |
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272 ssl_last_error(), net_ip2addr(&proxy->ip)); |
1235 | 273 } |
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274 ssl_proxy_destroy(proxy); |
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275 break; |
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276 default: |
1235 | 277 i_warning("%s failed: unknown failure %d (%s) [%s]", |
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278 func_name, err, ssl_last_error(), |
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279 net_ip2addr(&proxy->ip)); |
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280 ssl_proxy_destroy(proxy); |
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281 break; |
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282 } |
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283 } |
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284 |
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285 static void plain_input(void *context) |
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286 { |
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287 struct ssl_proxy *proxy = context; |
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288 ssize_t ret; |
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289 |
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290 if (proxy->sslout_size == sizeof(proxy->sslout_buf)) { |
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291 /* buffer full, block input until it's written */ |
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292 io_remove(&proxy->io_plain_input); |
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293 return; |
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294 } |
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295 |
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296 ret = net_receive(proxy->fd_plain, |
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297 proxy->sslout_buf + proxy->sslout_size, |
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298 sizeof(proxy->sslout_buf) - proxy->sslout_size); |
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299 if (ret <= 0) { |
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300 if (ret < 0) |
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301 ssl_proxy_destroy(proxy); |
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302 } else { |
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303 proxy->sslout_size += ret; |
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304 if (SSL_want(proxy->ssl) == SSL_NOTHING) { |
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305 i_assert(proxy->ssl_want_size == 0); |
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306 ssl_output(proxy); |
4131 | 307 } |
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308 } |
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309 } |
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310 |
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311 static int plain_output(void *context) |
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312 { |
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313 struct ssl_proxy *proxy = context; |
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314 int ret; |
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315 |
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316 if (proxy->ssl_want_size != 0) |
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317 return 0; |
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318 |
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319 if ((ret = o_stream_flush(proxy->plain_output)) < 0) { |
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320 ssl_proxy_destroy(proxy); |
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321 return 1; |
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322 } |
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323 |
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324 if (o_stream_get_buffer_used_size(proxy->plain_output) < |
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325 PLAIN_OUTPUT_OPTIMAL_SIZE && |
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326 proxy->want == WANT_INPUT && proxy->io_ssl == NULL) |
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327 ssl_set_io(proxy, WANT_INPUT); |
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328 |
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329 return ret; |
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330 } |
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331 |
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332 static void ssl_handshake(struct ssl_proxy *proxy) |
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333 { |
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334 int ret, old_errno; |
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335 |
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336 net_set_cork(proxy->fd_ssl, TRUE); |
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337 ret = SSL_accept(proxy->ssl); |
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338 |
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339 old_errno = errno; |
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340 net_set_cork(proxy->fd_ssl, FALSE); |
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341 errno = old_errno; |
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342 |
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343 if (ret != 1) |
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344 ssl_handle_error(proxy, ret, "SSL_accept()", ssl_handshake, 0); |
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345 else { |
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346 proxy->handshaked = TRUE; |
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347 proxy->step = ssl_input; |
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348 ssl_set_io(proxy, WANT_INPUT); |
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349 |
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350 proxy->io_plain_input = io_add(proxy->fd_plain, IO_READ, |
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351 plain_input, proxy); |
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352 } |
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353 } |
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354 |
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355 static void ssl_input(struct ssl_proxy *proxy) |
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356 { |
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357 unsigned char buf[PLAIN_OUTPUT_OPTIMAL_SIZE]; |
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358 size_t size, used; |
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359 ssize_t ret, ret2; |
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360 |
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361 used = o_stream_get_buffer_used_size(proxy->plain_output); |
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362 if (used >= PLAIN_OUTPUT_OPTIMAL_SIZE) { |
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363 io_remove(&proxy->io_ssl); |
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364 return; |
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365 } |
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366 |
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367 size = sizeof(buf) - used; |
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368 if (proxy->ssl_want_size != 0) { |
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369 i_assert(proxy->ssl_want_size <= size); |
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370 size = proxy->ssl_want_size; |
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371 proxy->ssl_want_size = 0; |
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372 } |
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373 |
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|
374 do { |
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Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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375 ret = SSL_read(proxy->ssl, buf, size); |
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Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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|
376 if (ret <= 0) { |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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|
377 ssl_handle_error(proxy, ret, "SSL_read()", |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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parents:
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|
378 ssl_input, size); |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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|
379 return; |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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|
380 } |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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|
381 o_stream_cork(proxy->plain_output); |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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parents:
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|
382 ret2 = o_stream_send(proxy->plain_output, buf, ret); |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
Timo Sirainen <tss@iki.fi>
parents:
4474
diff
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|
383 i_assert(ret2 < 0 || ret2 == ret); |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
Timo Sirainen <tss@iki.fi>
parents:
4474
diff
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|
384 o_stream_uncork(proxy->plain_output); |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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parents:
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|
385 |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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|
386 if (proxy->sslout_size > 0) |
886d7af1f38d
Don't constantly re-read ssl-parameters.dat. Make sure that in input handler
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diff
changeset
|
387 ssl_output(proxy); |
4506
025ffc5a3643
Use SSL_pending() to figure out if we should call SSL_read() again.
Timo Sirainen <tss@iki.fi>
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diff
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|
388 } while (SSL_pending(proxy->ssl) > 0); |
4474
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Second try with SSL proxy rewrite. Did some fixes since last try.
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|
389 } |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
390 |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
391 static void ssl_output(struct ssl_proxy *proxy) |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
392 { |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
393 unsigned int size; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
394 int ret, old_errno; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
395 |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
396 if (proxy->ssl_want_size == 0) |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
397 size = proxy->sslout_size; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
398 else { |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
399 i_assert(proxy->ssl_want_size <= proxy->sslout_size); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
400 size = proxy->ssl_want_size; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
401 proxy->ssl_want_size = 0; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
402 } |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
403 |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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|
404 net_set_cork(proxy->fd_ssl, TRUE); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
405 ret = SSL_write(proxy->ssl, proxy->sslout_buf, size); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
406 |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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changeset
|
407 old_errno = errno; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
408 net_set_cork(proxy->fd_ssl, FALSE); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
409 errno = old_errno; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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diff
changeset
|
410 |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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diff
changeset
|
411 if (ret <= 0) { |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
412 ssl_handle_error(proxy, ret, "SSL_write()", ssl_output, size); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
413 return; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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|
414 } |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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changeset
|
415 |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
416 proxy->sslout_size -= ret; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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417 memmove(proxy->sslout_buf, proxy->sslout_buf + ret, proxy->sslout_size); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
418 |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
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419 if (proxy->sslout_size > 0) { |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
420 ssl_set_io(proxy, WANT_OUTPUT); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
421 proxy->step = ssl_output; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
422 } else { |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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changeset
|
423 ssl_set_io(proxy, WANT_INPUT); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
424 proxy->step = ssl_input; |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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|
425 } |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
426 if (proxy->io_plain_input == NULL) { |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
427 proxy->io_plain_input = io_add(proxy->fd_plain, IO_READ, |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
428 plain_input, proxy); |
1049
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Moved common login process code to login-common, created pop3-login.
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|
429 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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|
430 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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diff
changeset
|
431 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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diff
changeset
|
432 static void ssl_step(void *context) |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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|
433 { |
1324
13d8f69d4f1a
rewrite, maybe it works properly now.
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1268
diff
changeset
|
434 struct ssl_proxy *proxy = context; |
1049
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Moved common login process code to login-common, created pop3-login.
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diff
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|
435 |
4474
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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changeset
|
436 proxy->step(proxy); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
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|
437 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
438 |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
439 int ssl_proxy_new(int fd, struct ip_addr *ip, struct ssl_proxy **proxy_r) |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
440 { |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
441 struct ssl_proxy *proxy; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
442 SSL *ssl; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
443 int sfd[2]; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
444 |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
445 *proxy_r = NULL; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
446 |
2679
8f7b01c29bcb
Show clear error messages if --ssl is tried to be used but it's not
Timo Sirainen <tss@iki.fi>
parents:
2629
diff
changeset
|
447 if (!ssl_initialized) { |
8f7b01c29bcb
Show clear error messages if --ssl is tried to be used but it's not
Timo Sirainen <tss@iki.fi>
parents:
2629
diff
changeset
|
448 i_error("SSL support not enabled in configuration"); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
449 return -1; |
2679
8f7b01c29bcb
Show clear error messages if --ssl is tried to be used but it's not
Timo Sirainen <tss@iki.fi>
parents:
2629
diff
changeset
|
450 } |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
451 |
3888
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
452 ssl_refresh_parameters(&ssl_params); |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
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parents:
3879
diff
changeset
|
453 |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
454 ssl = SSL_new(ssl_ctx); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
455 if (ssl == NULL) { |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
456 i_error("SSL_new() failed: %s", ssl_last_error()); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
457 return -1; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
458 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
459 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
460 if (SSL_set_fd(ssl, fd) != 1) { |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
461 i_error("SSL_set_fd() failed: %s", ssl_last_error()); |
1457 | 462 SSL_free(ssl); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
463 return -1; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
464 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
465 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
466 if (socketpair(AF_UNIX, SOCK_STREAM, 0, sfd) == -1) { |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
467 i_error("socketpair() failed: %m"); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
468 SSL_free(ssl); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
469 return -1; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
470 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
471 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
472 net_set_nonblock(sfd[0], TRUE); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
473 net_set_nonblock(sfd[1], TRUE); |
1268
0d9f0e617a1a
net_* functions don't anymore set sockets to non-blocking by default.
Timo Sirainen <tss@iki.fi>
parents:
1235
diff
changeset
|
474 net_set_nonblock(fd, TRUE); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
475 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
476 proxy = i_new(struct ssl_proxy, 1); |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
477 proxy->refcount = 2; |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
478 proxy->ssl = ssl; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
479 proxy->fd_ssl = fd; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
480 proxy->fd_plain = sfd[0]; |
1235 | 481 proxy->ip = *ip; |
4474
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
482 proxy->plain_output = |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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parents:
4471
diff
changeset
|
483 o_stream_create_file(proxy->fd_plain, default_pool, |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
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parents:
4471
diff
changeset
|
484 (size_t)-1, FALSE); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
485 o_stream_set_flush_callback(proxy->plain_output, plain_output, proxy); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
486 |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
487 SSL_set_ex_data(ssl, extdata_index, proxy); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
488 |
1544
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
Timo Sirainen <tss@iki.fi>
parents:
1492
diff
changeset
|
489 hash_insert(ssl_proxies, proxy, proxy); |
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
Timo Sirainen <tss@iki.fi>
parents:
1492
diff
changeset
|
490 |
4474
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
491 proxy->step = ssl_handshake; |
1324
13d8f69d4f1a
rewrite, maybe it works properly now.
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
492 ssl_handshake(proxy); |
4474
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
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diff
changeset
|
493 main_ref(); |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
494 |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
495 *proxy_r = proxy; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
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2007
diff
changeset
|
496 return sfd[1]; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
497 } |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
498 |
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3635
diff
changeset
|
499 bool ssl_proxy_has_valid_client_cert(struct ssl_proxy *proxy) |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
500 { |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
501 return proxy->cert_received && !proxy->cert_broken; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
502 } |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
503 |
3635
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
504 const char *ssl_proxy_get_peer_name(struct ssl_proxy *proxy) |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
505 { |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
506 X509 *x509; |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
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changeset
|
507 char buf[1024]; |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
508 const char *name; |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
509 |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
510 if (!ssl_proxy_has_valid_client_cert(proxy)) |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
511 return NULL; |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
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diff
changeset
|
512 |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
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diff
changeset
|
513 x509 = SSL_get_peer_certificate(proxy->ssl); |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
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diff
changeset
|
514 if (x509 == NULL) |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
515 return NULL; /* we should have had it.. */ |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
516 |
4352
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
Timo Sirainen <tss@iki.fi>
parents:
4131
diff
changeset
|
517 if (X509_NAME_get_text_by_NID(X509_get_subject_name(x509), |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
Timo Sirainen <tss@iki.fi>
parents:
4131
diff
changeset
|
518 NID_commonName, buf, sizeof(buf)) < 0) |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
Timo Sirainen <tss@iki.fi>
parents:
4131
diff
changeset
|
519 name = ""; |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
Timo Sirainen <tss@iki.fi>
parents:
4131
diff
changeset
|
520 else |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
Timo Sirainen <tss@iki.fi>
parents:
4131
diff
changeset
|
521 name = t_strndup(buf, sizeof(buf)); |
3635
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
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522 X509_free(x509); |
4352
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
Timo Sirainen <tss@iki.fi>
parents:
4131
diff
changeset
|
523 |
3635
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
524 return *name == '\0' ? NULL : name; |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
525 } |
c12df370e1b2
Added ssl_username_from_cert setting. Not actually tested yet..
Timo Sirainen <tss@iki.fi>
parents:
3584
diff
changeset
|
526 |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
527 void ssl_proxy_free(struct ssl_proxy *proxy) |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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2007
diff
changeset
|
528 { |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
529 ssl_proxy_unref(proxy); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
530 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
531 |
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3635
diff
changeset
|
532 static void ssl_proxy_unref(struct ssl_proxy *proxy) |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
533 { |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
534 if (--proxy->refcount > 0) |
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3635
diff
changeset
|
535 return; |
1490 | 536 i_assert(proxy->refcount == 0); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
537 |
2302
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
538 SSL_free(proxy->ssl); |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
539 i_free(proxy); |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
540 |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
541 main_unref(); |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
542 } |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
543 |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
544 static void ssl_proxy_destroy(struct ssl_proxy *proxy) |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
545 { |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
546 if (proxy->destroyed) |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
547 return; |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
548 proxy->destroyed = TRUE; |
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
549 |
1230
e6d2b8c78519
Keep list of the SSL proxies, so they're deinitialized properly if we have
Timo Sirainen <tss@iki.fi>
parents:
1215
diff
changeset
|
550 hash_remove(ssl_proxies, proxy); |
e6d2b8c78519
Keep list of the SSL proxies, so they're deinitialized properly if we have
Timo Sirainen <tss@iki.fi>
parents:
1215
diff
changeset
|
551 |
4474
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
552 if (proxy->io_ssl != NULL) |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
553 io_remove(&proxy->io_ssl); |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
554 if (proxy->io_plain_input != NULL) |
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
555 io_remove(&proxy->io_plain_input); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
556 |
4474
1ff1603403de
Second try with SSL proxy rewrite. Did some fixes since last try.
Timo Sirainen <tss@iki.fi>
parents:
4471
diff
changeset
|
557 o_stream_unref(&proxy->plain_output); |
3960
aeb424e64f24
Call io_remove() before closing the fd. It's required by kqueue.
Timo Sirainen <tss@iki.fi>
parents:
3889
diff
changeset
|
558 (void)net_disconnect(proxy->fd_ssl); |
aeb424e64f24
Call io_remove() before closing the fd. It's required by kqueue.
Timo Sirainen <tss@iki.fi>
parents:
3889
diff
changeset
|
559 (void)net_disconnect(proxy->fd_plain); |
aeb424e64f24
Call io_remove() before closing the fd. It's required by kqueue.
Timo Sirainen <tss@iki.fi>
parents:
3889
diff
changeset
|
560 |
2302
8438064ddf08
Refcounting fixes. Unexpectedly destroyed SSL connection could have left
Timo Sirainen <tss@iki.fi>
parents:
2027
diff
changeset
|
561 ssl_proxy_unref(proxy); |
1458
98362534b2c7
Unexpected SSL connection errors sometimes crashed
Timo Sirainen <tss@iki.fi>
parents:
1457
diff
changeset
|
562 } |
98362534b2c7
Unexpected SSL connection errors sometimes crashed
Timo Sirainen <tss@iki.fi>
parents:
1457
diff
changeset
|
563 |
1492
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
564 static RSA *ssl_gen_rsa_key(SSL *ssl __attr_unused__, |
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
565 int is_export __attr_unused__, int keylength) |
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
566 { |
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
567 return RSA_generate_key(keylength, RSA_F4, NULL, NULL); |
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
568 } |
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
569 |
3888
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
570 static DH *ssl_tmp_dh_callback(SSL *ssl __attr_unused__, |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
571 int is_export, int keylength) |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
572 { |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
573 /* Well, I'm not exactly sure why the logic in here is this. |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
574 It's the same as in Postfix, so it can't be too wrong. */ |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
575 if (is_export && keylength == 512 && ssl_params.dh_512 != NULL) |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
576 return ssl_params.dh_512; |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
577 |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
578 return ssl_params.dh_1024; |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
579 } |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
580 |
4471
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
581 static void ssl_info_callback(const SSL *ssl, int where, int ret) |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
582 { |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
583 struct ssl_proxy *proxy; |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
584 |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
585 proxy = SSL_get_ex_data(ssl, extdata_index); |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
586 |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
587 if ((where & SSL_CB_ALERT) != 0) { |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
588 i_warning("SSL alert: where=0x%x, ret=%d: %s %s [%s]", |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
589 where, ret, SSL_alert_type_string_long(ret), |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
590 SSL_alert_desc_string_long(ret), |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
591 net_ip2addr(&proxy->ip)); |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
592 } else { |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
593 i_warning("SSL BIO failed: where=0x%x, ret=%d: %s [%s]", |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
594 where, ret, SSL_state_string_long(ssl), |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
595 net_ip2addr(&proxy->ip)); |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
596 } |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
597 } |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
598 |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
599 static int ssl_verify_client_cert(int preverify_ok, X509_STORE_CTX *ctx) |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
600 { |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
601 SSL *ssl; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
602 struct ssl_proxy *proxy; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
603 |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
604 ssl = X509_STORE_CTX_get_ex_data(ctx, |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
605 SSL_get_ex_data_X509_STORE_CTX_idx()); |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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2007
diff
changeset
|
606 proxy = SSL_get_ex_data(ssl, extdata_index); |
4352
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
607 proxy->cert_received = TRUE; |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
608 |
4352
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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4131
diff
changeset
|
609 if (verbose_ssl || (verbose_auth && !preverify_ok)) { |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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diff
changeset
|
610 char buf[1024]; |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
611 X509_NAME *subject; |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
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diff
changeset
|
612 |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
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diff
changeset
|
613 subject = X509_get_subject_name(ctx->current_cert); |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
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diff
changeset
|
614 (void)X509_NAME_oneline(subject, buf, sizeof(buf)); |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
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diff
changeset
|
615 buf[sizeof(buf)-1] = '\0'; /* just in case.. */ |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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diff
changeset
|
616 if (!preverify_ok) |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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diff
changeset
|
617 i_info("Invalid certificate: %s", buf); |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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diff
changeset
|
618 else |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
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diff
changeset
|
619 i_info("Valid certificate: %s", buf); |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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diff
changeset
|
620 } |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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2007
diff
changeset
|
621 if (!preverify_ok) |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
622 proxy->cert_broken = TRUE; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
623 |
4352
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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diff
changeset
|
624 /* Return success anyway, because if ssl_require_client_cert=no we |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
625 could still allow authentication. */ |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
626 return 1; |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
627 } |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
628 |
3889
c7462001227b
Added support for password protected SSL private keys. The password can be
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parents:
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diff
changeset
|
629 static int |
c7462001227b
Added support for password protected SSL private keys. The password can be
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parents:
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diff
changeset
|
630 pem_password_callback(char *buf, int size, int rwflag __attr_unused__, |
c7462001227b
Added support for password protected SSL private keys. The password can be
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631 void *userdata) |
c7462001227b
Added support for password protected SSL private keys. The password can be
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632 { |
c7462001227b
Added support for password protected SSL private keys. The password can be
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633 if (userdata == NULL) { |
c7462001227b
Added support for password protected SSL private keys. The password can be
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634 i_error("SSL private key file is password protected, " |
c7462001227b
Added support for password protected SSL private keys. The password can be
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|
635 "but password isn't given"); |
c7462001227b
Added support for password protected SSL private keys. The password can be
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636 return 0; |
c7462001227b
Added support for password protected SSL private keys. The password can be
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637 } |
c7462001227b
Added support for password protected SSL private keys. The password can be
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diff
changeset
|
638 |
c7462001227b
Added support for password protected SSL private keys. The password can be
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|
639 if (strocpy(buf, userdata, size) < 0) |
c7462001227b
Added support for password protected SSL private keys. The password can be
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640 return 0; |
c7462001227b
Added support for password protected SSL private keys. The password can be
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|
641 return strlen(buf); |
c7462001227b
Added support for password protected SSL private keys. The password can be
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642 } |
c7462001227b
Added support for password protected SSL private keys. The password can be
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|
643 |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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644 void ssl_proxy_init(void) |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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645 { |
3888
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Generate DH parameters and use them. Changed default regeneration time to 1
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646 const char *cafile, *certfile, *keyfile, *cipher_list; |
3889
c7462001227b
Added support for password protected SSL private keys. The password can be
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647 char *password; |
2629
6ba9dcff11b9
Compiler warning fixes and cleanups
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2335
diff
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|
648 unsigned char buf; |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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|
649 |
3888
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
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650 memset(&ssl_params, 0, sizeof(ssl_params)); |
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
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changeset
|
651 |
1907
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
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652 cafile = getenv("SSL_CA_FILE"); |
1049
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653 certfile = getenv("SSL_CERT_FILE"); |
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Moved common login process code to login-common, created pop3-login.
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diff
changeset
|
654 keyfile = getenv("SSL_KEY_FILE"); |
3888
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
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655 ssl_params.fname = getenv("SSL_PARAM_FILE"); |
3889
c7462001227b
Added support for password protected SSL private keys. The password can be
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656 password = getenv("SSL_KEY_PASSWORD"); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
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changeset
|
657 |
3888
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
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parents:
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|
658 if (certfile == NULL || keyfile == NULL || ssl_params.fname == NULL) { |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
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|
659 /* SSL support is disabled */ |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
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660 return; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
661 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
662 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
663 SSL_library_init(); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
664 SSL_load_error_strings(); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
665 |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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2007
diff
changeset
|
666 extdata_index = SSL_get_ex_new_index(0, "dovecot", NULL, NULL, NULL); |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
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parents:
2007
diff
changeset
|
667 |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
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668 if ((ssl_ctx = SSL_CTX_new(SSLv23_server_method())) == NULL) |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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parents:
diff
changeset
|
669 i_fatal("SSL_CTX_new() failed"); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
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diff
changeset
|
670 |
1544
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
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parents:
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diff
changeset
|
671 SSL_CTX_set_options(ssl_ctx, SSL_OP_ALL); |
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
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diff
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|
672 |
1996 | 673 cipher_list = getenv("SSL_CIPHER_LIST"); |
674 if (cipher_list == NULL) | |
675 cipher_list = DOVECOT_SSL_DEFAULT_CIPHER_LIST; | |
676 if (SSL_CTX_set_cipher_list(ssl_ctx, cipher_list) != 1) { | |
1544
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
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diff
changeset
|
677 i_fatal("Can't set cipher list to '%s': %s", |
1996 | 678 cipher_list, ssl_last_error()); |
1544
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
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diff
changeset
|
679 } |
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
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parents:
1492
diff
changeset
|
680 |
1907
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
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parents:
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diff
changeset
|
681 if (cafile != NULL) { |
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
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1897
diff
changeset
|
682 if (SSL_CTX_load_verify_locations(ssl_ctx, cafile, NULL) != 1) { |
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents:
1897
diff
changeset
|
683 i_fatal("Can't load CA file %s: %s", |
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
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parents:
1897
diff
changeset
|
684 cafile, ssl_last_error()); |
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents:
1897
diff
changeset
|
685 } |
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents:
1897
diff
changeset
|
686 } |
190f1d315ce6
Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents:
1897
diff
changeset
|
687 |
1544
ac6ee442376d
OpenSSL proxy changes - hopefully fixes something. Also don't crash with
Timo Sirainen <tss@iki.fi>
parents:
1492
diff
changeset
|
688 if (SSL_CTX_use_certificate_chain_file(ssl_ctx, certfile) != 1) { |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
689 i_fatal("Can't load certificate file %s: %s", |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
690 certfile, ssl_last_error()); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
691 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
692 |
3889
c7462001227b
Added support for password protected SSL private keys. The password can be
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parents:
3888
diff
changeset
|
693 SSL_CTX_set_default_passwd_cb(ssl_ctx, pem_password_callback); |
c7462001227b
Added support for password protected SSL private keys. The password can be
Timo Sirainen <tss@iki.fi>
parents:
3888
diff
changeset
|
694 SSL_CTX_set_default_passwd_cb_userdata(ssl_ctx, password); |
3584
b686c8bbcd6f
Don't require private key to be RSA
Timo Sirainen <tss@iki.fi>
parents:
3580
diff
changeset
|
695 if (SSL_CTX_use_PrivateKey_file(ssl_ctx, keyfile, |
b686c8bbcd6f
Don't require private key to be RSA
Timo Sirainen <tss@iki.fi>
parents:
3580
diff
changeset
|
696 SSL_FILETYPE_PEM) != 1) { |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
697 i_fatal("Can't load private key file %s: %s", |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
698 keyfile, ssl_last_error()); |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
699 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
700 |
1492
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
701 if (SSL_CTX_need_tmp_RSA(ssl_ctx)) |
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
702 SSL_CTX_set_tmp_rsa_callback(ssl_ctx, ssl_gen_rsa_key); |
3888
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
703 SSL_CTX_set_tmp_dh_callback(ssl_ctx, ssl_tmp_dh_callback); |
1492
383d87166963
Generate temporary RSA key when requested. Could be slow, should do some
Timo Sirainen <tss@iki.fi>
parents:
1490
diff
changeset
|
704 |
4471
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
705 if (verbose_ssl) |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
706 SSL_CTX_set_info_callback(ssl_ctx, ssl_info_callback); |
a939ee143a96
If verbose_ssl=yes set ssl_info_callback and print any alerts and BIO
Timo Sirainen <tss@iki.fi>
parents:
4352
diff
changeset
|
707 |
1997
1d0985f6bdd9
Added ssl_verify_client_cert setting.
Timo Sirainen <tss@iki.fi>
parents:
1996
diff
changeset
|
708 if (getenv("SSL_VERIFY_CLIENT_CERT") != NULL) { |
4352
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
Timo Sirainen <tss@iki.fi>
parents:
4131
diff
changeset
|
709 #if OPENSSL_VERSION_NUMBER >= 0x00907000L |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
710 X509_STORE *store; |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
711 |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
712 store = SSL_CTX_get_cert_store(ssl_ctx); |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
713 X509_STORE_set_flags(store, X509_V_FLAG_CRL_CHECK | |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
714 X509_V_FLAG_CRL_CHECK_ALL); |
d57c83c64b20
Updates to ssl_verify_client_cert: Check CRLs. If auth_verbose=yes, log
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parents:
4131
diff
changeset
|
715 #endif |
1997
1d0985f6bdd9
Added ssl_verify_client_cert setting.
Timo Sirainen <tss@iki.fi>
parents:
1996
diff
changeset
|
716 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER | |
2027
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
717 SSL_VERIFY_CLIENT_ONCE, |
dc5d0da1abe9
Added ssl_require_client_cert auth-specific setting. Hide
Timo Sirainen <tss@iki.fi>
parents:
2007
diff
changeset
|
718 ssl_verify_client_cert); |
1997
1d0985f6bdd9
Added ssl_verify_client_cert setting.
Timo Sirainen <tss@iki.fi>
parents:
1996
diff
changeset
|
719 } |
1d0985f6bdd9
Added ssl_verify_client_cert setting.
Timo Sirainen <tss@iki.fi>
parents:
1996
diff
changeset
|
720 |
1556
545f6b150e2c
Make sure PRNG gets initialized before chrooting so it can open /dev/urandom.
Timo Sirainen <tss@iki.fi>
parents:
1544
diff
changeset
|
721 /* PRNG initialization might want to use /dev/urandom, make sure it |
2007
3dd9d3165bff
Don't require initializing RAND_bytes() to return cryptographically strong
Timo Sirainen <tss@iki.fi>
parents:
1997
diff
changeset
|
722 does it before chrooting. We might not have enough entropy at |
3dd9d3165bff
Don't require initializing RAND_bytes() to return cryptographically strong
Timo Sirainen <tss@iki.fi>
parents:
1997
diff
changeset
|
723 the first try, so this function may fail. It's still been |
3dd9d3165bff
Don't require initializing RAND_bytes() to return cryptographically strong
Timo Sirainen <tss@iki.fi>
parents:
1997
diff
changeset
|
724 initialized though. */ |
3dd9d3165bff
Don't require initializing RAND_bytes() to return cryptographically strong
Timo Sirainen <tss@iki.fi>
parents:
1997
diff
changeset
|
725 (void)RAND_bytes(&buf, 1); |
1556
545f6b150e2c
Make sure PRNG gets initialized before chrooting so it can open /dev/urandom.
Timo Sirainen <tss@iki.fi>
parents:
1544
diff
changeset
|
726 |
1230
e6d2b8c78519
Keep list of the SSL proxies, so they're deinitialized properly if we have
Timo Sirainen <tss@iki.fi>
parents:
1215
diff
changeset
|
727 ssl_proxies = hash_create(default_pool, default_pool, 0, NULL, NULL); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
728 ssl_initialized = TRUE; |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
729 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
730 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
731 void ssl_proxy_deinit(void) |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
732 { |
1897
1e6ed8045f2b
Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents:
1556
diff
changeset
|
733 struct hash_iterate_context *iter; |
1e6ed8045f2b
Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents:
1556
diff
changeset
|
734 void *key, *value; |
1e6ed8045f2b
Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents:
1556
diff
changeset
|
735 |
1230
e6d2b8c78519
Keep list of the SSL proxies, so they're deinitialized properly if we have
Timo Sirainen <tss@iki.fi>
parents:
1215
diff
changeset
|
736 if (!ssl_initialized) |
e6d2b8c78519
Keep list of the SSL proxies, so they're deinitialized properly if we have
Timo Sirainen <tss@iki.fi>
parents:
1215
diff
changeset
|
737 return; |
e6d2b8c78519
Keep list of the SSL proxies, so they're deinitialized properly if we have
Timo Sirainen <tss@iki.fi>
parents:
1215
diff
changeset
|
738 |
1897
1e6ed8045f2b
Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents:
1556
diff
changeset
|
739 iter = hash_iterate_init(ssl_proxies); |
1e6ed8045f2b
Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents:
1556
diff
changeset
|
740 while (hash_iterate(iter, &key, &value)) |
1e6ed8045f2b
Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents:
1556
diff
changeset
|
741 ssl_proxy_destroy(value); |
1e6ed8045f2b
Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents:
1556
diff
changeset
|
742 hash_iterate_deinit(iter); |
1230
e6d2b8c78519
Keep list of the SSL proxies, so they're deinitialized properly if we have
Timo Sirainen <tss@iki.fi>
parents:
1215
diff
changeset
|
743 hash_destroy(ssl_proxies); |
1232
f7da7d46e3f2
destroy proxies before destroying ssl context
Timo Sirainen <tss@iki.fi>
parents:
1231
diff
changeset
|
744 |
3888
650701d41cdf
Generate DH parameters and use them. Changed default regeneration time to 1
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
745 ssl_free_parameters(&ssl_params); |
1232
f7da7d46e3f2
destroy proxies before destroying ssl context
Timo Sirainen <tss@iki.fi>
parents:
1231
diff
changeset
|
746 SSL_CTX_free(ssl_ctx); |
1049
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
747 } |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
748 |
c41787e8c3f4
Moved common login process code to login-common, created pop3-login.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
749 #endif |