Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/auth/passdb-blocking.c @ 3635:c12df370e1b2 HEAD

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added ssl_username_from_cert setting. Not actually tested yet..
author Timo Sirainen <tss@iki.fi>
date Sat, 01 Oct 2005 13:52:14 +0300
parents e2fe8222449d
children 62fc6883faeb
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1 /* Copyright (C) 2005 Timo Sirainen */
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2
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3 #include "common.h"
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4 #include "str.h"
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5 #include "auth-worker-server.h"
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6 #include "password-scheme.h"
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7 #include "passdb.h"
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8 #include "passdb-blocking.h"
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9
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10 #include <stdlib.h>
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11
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12 static enum passdb_result
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13 check_failure(struct auth_request *request, const char **reply)
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14 {
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15 enum passdb_result ret;
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16 const char *p;
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17
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18 /* OK / FAIL */
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19 if (strncmp(*reply, "OK\t", 3) == 0) {
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20 *reply += 3;
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21 return PASSDB_RESULT_OK;
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22 }
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23
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24 /* FAIL \t result \t password */
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25 if (strncmp(*reply, "FAIL\t", 5) == 0) {
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26 *reply += 5;
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27 ret = atoi(t_strcut(*reply, '\t'));
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28
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29 p = strchr(*reply, '\t');
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30 if (p == NULL)
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31 *reply += strlen(*reply);
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32 else
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33 *reply = p + 1;
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34 if (ret != PASSDB_RESULT_OK)
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35 return ret;
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36
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37 auth_request_log_error(request, "blocking",
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38 "Received invalid FAIL result from worker: %d", ret);
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39 return PASSDB_RESULT_INTERNAL_FAILURE;
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40 } else {
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41 auth_request_log_error(request, "blocking",
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42 "Received unknown reply from worker: %s", *reply);
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43 return PASSDB_RESULT_INTERNAL_FAILURE;
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44 }
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45 }
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46
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47 static int get_pass_reply(struct auth_request *request, const char *reply,
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48 const char **password_r, const char **scheme_r)
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49 {
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50 const char *p, *p2;
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51
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52 /* user \t {scheme}password [\t extra] */
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53 p = strchr(reply, '\t');
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54 p2 = p == NULL ? NULL : strchr(p + 1, '\t');
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55 if (p2 == NULL) {
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56 *password_r = NULL;
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57 *scheme_r = NULL;
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58 return 0;
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59 }
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60
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61 /* username may have changed, update it */
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62 auth_request_set_field(request, "user", t_strdup_until(reply, p), NULL);
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63
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64 *password_r = t_strdup_until(p + 1, p2);
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65 reply = p2 + 1;
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66
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67 if (**password_r == '\0') {
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68 *password_r = NULL;
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69 *scheme_r = NULL;
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70 } else {
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71 request->passdb_password =
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72 p_strdup(request->pool, *password_r);
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73
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74 *scheme_r = password_get_scheme(password_r);
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75 if (*scheme_r == NULL) {
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76 auth_request_log_error(request, "blocking",
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77 "Received reply from worker without "
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78 "password scheme");
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79 return -1;
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80 }
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81 }
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82
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83 if (*reply != '\0') {
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84 i_assert(request->extra_fields == NULL);
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85
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86 p = strstr(reply, "\tproxy");
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87 if (p != NULL && (p[6] == '\0' || p[6] == '\t'))
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88 request->proxy = TRUE;
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89
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90 request->extra_fields = auth_stream_reply_init(request);
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91 auth_stream_reply_import(request->extra_fields, reply);
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92 }
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93 return 0;
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94 }
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95
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96 static void
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97 verify_plain_callback(struct auth_request *request, const char *reply)
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98 {
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99 enum passdb_result result;
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100 const char *password, *scheme;
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101
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102 result = check_failure(request, &reply);
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103 if (result >= 0) {
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104 if (get_pass_reply(request, reply, &password, &scheme) < 0)
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105 result = PASSDB_RESULT_INTERNAL_FAILURE;
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106 }
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107
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108 auth_request_verify_plain_callback(result, request);
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109 }
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110
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111 void passdb_blocking_verify_plain(struct auth_request *request)
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112 {
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113 string_t *str;
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114
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115 i_assert(request->extra_fields == NULL);
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116
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117 str = t_str_new(64);
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118 str_printfa(str, "PASSV\t%u\t", request->passdb->num);
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119 str_append(str, request->mech_password);
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120 str_append_c(str, '\t');
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121 auth_request_export(request, str);
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122
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123 auth_worker_call(request, str_c(str), verify_plain_callback);
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124 }
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125
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126 static void
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127 lookup_credentials_callback(struct auth_request *request, const char *reply)
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128 {
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129 enum passdb_result result;
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130 const char *password, *scheme;
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131
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132 result = check_failure(request, &reply);
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133 if (result >= 0) {
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134 if (get_pass_reply(request, reply, &password, &scheme) < 0)
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135 result = PASSDB_RESULT_INTERNAL_FAILURE;
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136 }
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137
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138 passdb_handle_credentials(result, request->credentials,
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139 password, scheme,
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140 auth_request_lookup_credentials_callback,
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141 request);
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142 }
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143
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144 void passdb_blocking_lookup_credentials(struct auth_request *request)
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145 {
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146 string_t *str;
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147
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148 i_assert(request->extra_fields == NULL);
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149
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150 str = t_str_new(64);
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151 str_printfa(str, "PASSL\t%u\t%d\t",
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152 request->passdb->num, request->credentials);
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153 auth_request_export(request, str);
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154
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155 auth_worker_call(request, str_c(str), lookup_credentials_callback);
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156 }