Mercurial > dovecot > core-2.2
annotate src/director/doveadm-connection.c @ 18541:04ac1a15e6e4
director: Fixed "doveadm director status <user>" lookup to return "Current" correctly.
author | Timo Sirainen <tss@iki.fi> |
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date | Thu, 07 May 2015 18:04:33 +0300 |
parents | 3009a1a6f6d5 |
children | 618c8d76bc5d |
rev | line source |
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18137 | 1 /* Copyright (c) 2010-2015 Dovecot authors, see the included COPYING file */ |
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2 |
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3 #include "lib.h" |
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4 #include "ioloop.h" |
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5 #include "net.h" |
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6 #include "istream.h" |
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7 #include "ostream.h" |
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8 #include "array.h" |
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9 #include "str.h" |
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10 #include "strescape.h" |
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11 #include "llist.h" |
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12 #include "master-service.h" |
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13 #include "user-directory.h" |
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14 #include "mail-host.h" |
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15 #include "director.h" |
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16 #include "director-host.h" |
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17 #include "director-request.h" |
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18 #include "director-connection.h" |
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19 #include "doveadm-connection.h" |
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20 |
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21 #include <unistd.h> |
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22 |
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23 #define DOVEADM_PROTOCOL_VERSION_MAJOR 1 |
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24 #define DOVEADM_HANDSHAKE "VERSION\tdirector-doveadm\t1\t0\n" |
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25 |
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26 #define MAX_VALID_VHOST_COUNT 1000 |
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27 |
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28 struct doveadm_connection { |
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29 struct doveadm_connection *prev, *next; |
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30 |
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31 int fd; |
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32 struct io *io; |
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33 struct istream *input; |
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34 struct ostream *output; |
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35 struct director *dir; |
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36 |
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37 unsigned int handshaked:1; |
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38 }; |
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39 |
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40 static struct doveadm_connection *doveadm_connections; |
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41 |
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42 static void doveadm_connection_deinit(struct doveadm_connection **_conn); |
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43 |
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44 static void doveadm_cmd_host_list(struct doveadm_connection *conn) |
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45 { |
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46 struct mail_host *const *hostp; |
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47 string_t *str = t_str_new(1024); |
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48 |
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49 array_foreach(mail_hosts_get(conn->dir->mail_hosts), hostp) { |
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50 str_printfa(str, "%s\t%u\t%u\t", |
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51 net_ip2addr(&(*hostp)->ip), (*hostp)->vhost_count, |
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52 (*hostp)->user_count); |
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53 str_append_tabescaped(str, (*hostp)->tag); |
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54 str_append_c(str, '\n'); |
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55 } |
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56 str_append_c(str, '\n'); |
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57 o_stream_nsend(conn->output, str_data(str), str_len(str)); |
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58 } |
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59 |
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60 static void doveadm_cmd_host_list_removed(struct doveadm_connection *conn) |
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61 { |
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62 struct mail_host_list *orig_hosts_list; |
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63 struct mail_host *const *orig_hosts, *const *cur_hosts; |
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64 unsigned int i, j, orig_hosts_count, cur_hosts_count; |
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65 string_t *str = t_str_new(1024); |
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66 int ret; |
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67 |
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68 orig_hosts_list = mail_hosts_init(conn->dir->set->director_consistent_hashing); |
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69 (void)mail_hosts_parse_and_add(orig_hosts_list, |
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70 conn->dir->set->director_mail_servers); |
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71 |
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72 orig_hosts = array_get(mail_hosts_get(orig_hosts_list), |
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73 &orig_hosts_count); |
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74 cur_hosts = array_get(mail_hosts_get(conn->dir->mail_hosts), |
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75 &cur_hosts_count); |
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76 |
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77 /* the hosts are sorted by IP */ |
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78 for (i = j = 0; i < orig_hosts_count && j < cur_hosts_count; ) { |
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79 ret = net_ip_cmp(&orig_hosts[i]->ip, &cur_hosts[j]->ip); |
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80 if (ret == 0) |
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81 i++, j++; |
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82 else if (ret > 0) |
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83 j++; |
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84 else { |
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85 str_printfa(str, "%s\n", |
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86 net_ip2addr(&orig_hosts[i]->ip)); |
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87 i++; |
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88 } |
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89 } |
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90 for (; i < orig_hosts_count; i++) |
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91 str_printfa(str, "%s\n", net_ip2addr(&orig_hosts[i]->ip)); |
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92 str_append_c(str, '\n'); |
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93 o_stream_nsend(conn->output, str_data(str), str_len(str)); |
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94 |
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95 mail_hosts_deinit(&orig_hosts_list); |
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96 } |
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97 |
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98 static void doveadm_director_append_status(struct director *dir, string_t *str) |
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99 { |
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100 if (!dir->ring_handshaked) |
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101 str_append(str, "handshaking"); |
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102 else if (dir->ring_synced) |
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103 str_append(str, "synced"); |
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104 else { |
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105 str_printfa(str, "syncing - last sync %d secs ago", |
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106 (int)(ioloop_time - dir->ring_last_sync_time)); |
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107 } |
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108 } |
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109 |
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110 static void |
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111 doveadm_director_connection_append_status(struct director_connection *conn, |
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112 string_t *str) |
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113 { |
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114 if (!director_connection_is_handshaked(conn)) |
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115 str_append(str, "handshaking"); |
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116 else if (director_connection_is_synced(conn)) |
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117 str_append(str, "synced"); |
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118 else |
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119 str_append(str, "syncing"); |
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120 } |
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121 |
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122 static void |
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123 doveadm_director_host_append_status(struct director *dir, |
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124 const struct director_host *host, |
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125 string_t *str) |
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126 { |
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127 struct director_connection *conn = NULL; |
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128 |
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129 if (dir->left != NULL && |
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130 director_connection_get_host(dir->left) == host) |
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131 conn = dir->left; |
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132 else if (dir->right != NULL && |
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133 director_connection_get_host(dir->right) == host) |
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134 conn = dir->right; |
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135 else { |
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136 /* we might have a connection that is being connected */ |
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137 struct director_connection *const *connp; |
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138 |
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139 array_foreach(&dir->connections, connp) { |
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140 if (director_connection_get_host(*connp) == host) { |
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141 conn = *connp; |
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142 break; |
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143 } |
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144 } |
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145 } |
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146 |
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147 if (conn != NULL) |
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148 doveadm_director_connection_append_status(conn, str); |
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149 } |
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150 |
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151 static void doveadm_cmd_director_list(struct doveadm_connection *conn) |
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152 { |
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153 struct director *dir = conn->dir; |
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154 struct director_host *const *hostp; |
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155 string_t *str = t_str_new(1024); |
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156 const char *type; |
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157 bool left, right; |
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158 time_t last_failed; |
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159 |
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160 array_foreach(&dir->dir_hosts, hostp) { |
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161 const struct director_host *host = *hostp; |
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162 |
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163 left = dir->left != NULL && |
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164 director_connection_get_host(dir->left) == host; |
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165 right = dir->right != NULL && |
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166 director_connection_get_host(dir->right) == host; |
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167 |
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168 if (host->removed) |
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169 type = "removed"; |
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170 else if (dir->self_host == host) |
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171 type = "self"; |
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172 else if (left) |
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173 type = right ? "l+r" : "left"; |
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174 else if (right) |
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175 type = "right"; |
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176 else |
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177 type = ""; |
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178 |
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179 last_failed = I_MAX(host->last_network_failure, |
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180 host->last_protocol_failure); |
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181 str_printfa(str, "%s\t%u\t%s\t%lu\t", |
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182 net_ip2addr(&host->ip), host->port, type, |
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183 (unsigned long)last_failed); |
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184 if (dir->self_host == host) |
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185 doveadm_director_append_status(dir, str); |
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186 else |
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187 doveadm_director_host_append_status(dir, host, str); |
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188 str_append_c(str, '\n'); |
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189 } |
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190 str_append_c(str, '\n'); |
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191 o_stream_nsend(conn->output, str_data(str), str_len(str)); |
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192 } |
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193 |
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194 static bool |
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195 doveadm_cmd_director_add(struct doveadm_connection *conn, const char *line) |
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196 { |
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197 const char *const *args; |
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198 struct director_host *host; |
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199 struct ip_addr ip; |
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200 unsigned int port = conn->dir->self_port; |
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201 |
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202 args = t_strsplit_tab(line); |
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203 if (args[0] == NULL || |
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204 net_addr2ip(line, &ip) < 0 || |
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205 (args[1] != NULL && str_to_uint(args[1], &port) < 0)) { |
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206 i_error("doveadm sent invalid DIRECTOR-ADD parameters"); |
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207 return FALSE; |
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208 } |
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209 |
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210 if (director_host_lookup(conn->dir, &ip, port) == NULL) { |
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211 host = director_host_add(conn->dir, &ip, port); |
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212 director_notify_ring_added(host, conn->dir->self_host); |
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213 } |
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214 o_stream_nsend(conn->output, "OK\n", 3); |
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215 return TRUE; |
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216 } |
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217 |
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218 static bool |
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219 doveadm_cmd_director_remove(struct doveadm_connection *conn, const char *line) |
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220 { |
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221 const char *const *args; |
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222 struct director_host *host; |
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223 struct ip_addr ip; |
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224 unsigned int port = 0; |
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225 |
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226 args = t_strsplit_tab(line); |
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227 if (args[0] == NULL || |
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228 net_addr2ip(line, &ip) < 0 || |
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229 (args[1] != NULL && str_to_uint(args[1], &port) < 0)) { |
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230 i_error("doveadm sent invalid DIRECTOR-REMOVE parameters"); |
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231 return FALSE; |
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232 } |
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233 |
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234 host = port != 0 ? |
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235 director_host_lookup(conn->dir, &ip, port) : |
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236 director_host_lookup_ip(conn->dir, &ip); |
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237 if (host == NULL) |
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238 o_stream_nsend_str(conn->output, "NOTFOUND\n"); |
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239 else { |
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240 director_ring_remove(host, conn->dir->self_host); |
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241 o_stream_nsend(conn->output, "OK\n", 3); |
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242 } |
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243 return TRUE; |
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244 } |
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245 |
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246 static bool |
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247 doveadm_cmd_host_set(struct doveadm_connection *conn, const char *line) |
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248 { |
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249 struct director *dir = conn->dir; |
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250 const char *const *args, *ip_str, *tag = ""; |
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251 struct mail_host *host; |
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252 struct ip_addr ip; |
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253 unsigned int vhost_count = UINT_MAX; |
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254 |
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255 args = t_strsplit_tab(line); |
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256 ip_str = args[0]; |
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257 if (ip_str != NULL) { |
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258 tag = strchr(ip_str, '@'); |
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259 if (tag == NULL) |
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260 tag = ""; |
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261 else |
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262 ip_str = t_strdup_until(ip_str, tag++); |
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263 } |
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264 if (ip_str == NULL || net_addr2ip(ip_str, &ip) < 0 || |
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265 (args[1] != NULL && str_to_uint(args[1], &vhost_count) < 0)) { |
11585 | 266 i_error("doveadm sent invalid HOST-SET parameters: %s", line); |
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267 return FALSE; |
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268 } |
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269 if (vhost_count > MAX_VALID_VHOST_COUNT && vhost_count != UINT_MAX) { |
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270 o_stream_nsend_str(conn->output, "vhost count too large\n"); |
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271 return TRUE; |
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272 } |
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273 host = mail_host_lookup(dir->mail_hosts, &ip); |
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274 if (host == NULL) |
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275 host = mail_host_add_ip(dir->mail_hosts, &ip, tag); |
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276 if (vhost_count != UINT_MAX) |
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277 mail_host_set_vhost_count(dir->mail_hosts, host, vhost_count); |
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278 /* NOTE: we don't supporting changing a tag for an existing host. |
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279 it needs to be removed first. otherwise it would be a bit ugly to |
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280 handle. */ |
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281 director_update_host(dir, dir->self_host, NULL, host); |
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282 |
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283 o_stream_nsend(conn->output, "OK\n", 3); |
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284 return TRUE; |
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285 } |
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286 |
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287 static bool |
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288 doveadm_cmd_host_remove(struct doveadm_connection *conn, const char *line) |
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289 { |
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290 struct mail_host *host; |
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291 struct ip_addr ip; |
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292 |
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293 if (net_addr2ip(line, &ip) < 0) { |
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294 i_error("doveadm sent invalid HOST-REMOVE parameters"); |
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295 return FALSE; |
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296 } |
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297 host = mail_host_lookup(conn->dir->mail_hosts, &ip); |
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298 if (host == NULL) |
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299 o_stream_nsend_str(conn->output, "NOTFOUND\n"); |
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300 else { |
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301 director_remove_host(conn->dir, conn->dir->self_host, |
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302 NULL, host); |
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303 o_stream_nsend(conn->output, "OK\n", 3); |
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304 } |
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305 return TRUE; |
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306 } |
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|
307 |
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308 static void |
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309 doveadm_cmd_host_flush_all(struct doveadm_connection *conn) |
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310 { |
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311 struct mail_host *const *hostp; |
17725
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312 unsigned int total_user_count = 0; |
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313 |
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314 array_foreach(mail_hosts_get(conn->dir->mail_hosts), hostp) { |
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315 total_user_count += (*hostp)->user_count; |
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316 director_flush_host(conn->dir, conn->dir->self_host, |
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317 NULL, *hostp); |
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318 } |
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319 i_warning("Flushed all backend hosts with %u users. This is an unsafe " |
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320 "operation and may cause the same users to end up in multiple backends.", |
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321 total_user_count); |
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Added o_stream_nsend*() and related functions to make delayed error handling safer.
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|
322 o_stream_nsend(conn->output, "OK\n", 3); |
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323 } |
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324 |
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325 static bool |
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|
326 doveadm_cmd_host_flush(struct doveadm_connection *conn, const char *line) |
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|
327 { |
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328 struct mail_host *host; |
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Added doveadm director flush command for dropping user associations from memory.
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329 struct ip_addr ip; |
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330 |
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331 if (*line == '\0') { |
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332 doveadm_cmd_host_flush_all(conn); |
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333 return TRUE; |
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|
334 } |
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|
335 |
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336 if (net_addr2ip(line, &ip) < 0) { |
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Added doveadm director flush command for dropping user associations from memory.
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337 i_error("doveadm sent invalid HOST-FLUSH parameters"); |
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|
338 return FALSE; |
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|
339 } |
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340 host = mail_host_lookup(conn->dir->mail_hosts, &ip); |
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341 if (host == NULL) |
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|
342 o_stream_nsend_str(conn->output, "NOTFOUND\n"); |
11355
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343 else { |
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344 director_flush_host(conn->dir, conn->dir->self_host, |
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|
345 NULL, host); |
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|
346 o_stream_nsend(conn->output, "OK\n", 3); |
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|
347 } |
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|
348 return TRUE; |
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|
349 } |
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|
350 |
11351
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351 static bool |
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|
352 doveadm_cmd_user_lookup(struct doveadm_connection *conn, const char *line) |
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|
353 { |
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|
354 struct user *user; |
11353
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doveadm director status user: Show more ways of what user's potential hosts are.
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|
355 struct mail_host *host; |
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|
356 const char *username, *tag, *const *args; |
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357 unsigned int username_hash; |
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358 string_t *str = t_str_new(256); |
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359 |
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360 args = t_strsplit_tab(line); |
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361 if (args[0] == NULL) { |
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362 username = ""; |
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363 tag = ""; |
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364 } else { |
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365 username = args[0]; |
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366 tag = args[1] != NULL ? args[1] : ""; |
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367 } |
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368 if (str_to_uint(username, &username_hash) < 0) |
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369 username_hash = user_directory_get_username_hash(conn->dir->users, username); |
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370 |
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371 /* get user's current host */ |
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372 user = user_directory_lookup(conn->dir->users, username_hash); |
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373 if (user == NULL) |
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374 str_append(str, "\t0"); |
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375 else { |
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376 str_printfa(str, "%s\t%u", net_ip2addr(&user->host->ip), |
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377 user->timestamp + |
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378 conn->dir->set->director_user_expire); |
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379 } |
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380 |
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381 /* get host if it wasn't in user directory */ |
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382 host = mail_host_get_by_hash(conn->dir->mail_hosts, username_hash, tag); |
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383 if (host == NULL) |
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384 str_append(str, "\t"); |
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385 else |
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386 str_printfa(str, "\t%s", net_ip2addr(&host->ip)); |
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387 |
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388 /* get host with default configuration */ |
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389 host = mail_host_get_by_hash(conn->dir->orig_config_hosts, |
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390 username_hash, tag); |
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391 if (host == NULL) |
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392 str_append(str, "\t"); |
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393 else |
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394 str_printfa(str, "\t%s\n", net_ip2addr(&host->ip)); |
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395 o_stream_nsend(conn->output, str_data(str), str_len(str)); |
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396 return TRUE; |
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397 } |
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398 |
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399 static bool |
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400 doveadm_cmd_user_list(struct doveadm_connection *conn, const char *line) |
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401 { |
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402 struct user_directory_iter *iter; |
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403 struct user *user; |
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404 struct ip_addr ip; |
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405 |
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406 if (*line != '\0') { |
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407 if (net_addr2ip(line, &ip) < 0) { |
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408 i_error("doveadm sent invalid USER-LIST parameters"); |
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409 return FALSE; |
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410 } |
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411 } else { |
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412 ip.family = 0; |
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413 } |
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414 |
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415 iter = user_directory_iter_init(conn->dir->users); |
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416 while ((user = user_directory_iter_next(iter)) != NULL) { |
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417 if (ip.family == 0 || |
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418 net_ip_compare(&ip, &user->host->ip)) T_BEGIN { |
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419 unsigned int expire_time = user->timestamp + |
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420 conn->dir->set->director_user_expire; |
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421 |
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422 o_stream_nsend_str(conn->output, t_strdup_printf( |
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423 "%u\t%u\t%s\n", |
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424 user->username_hash, expire_time, |
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425 net_ip2addr(&user->host->ip))); |
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426 } T_END; |
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427 } |
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428 user_directory_iter_deinit(&iter); |
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429 o_stream_nsend(conn->output, "\n", 1); |
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430 return TRUE; |
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431 } |
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432 |
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433 static bool |
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434 doveadm_cmd_user_move(struct doveadm_connection *conn, const char *line) |
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435 { |
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436 unsigned int username_hash; |
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437 const char *const *args; |
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438 struct user *user; |
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439 struct mail_host *host; |
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440 struct ip_addr ip; |
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441 |
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442 args = t_strsplit_tab(line); |
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443 if (args[0] == NULL || args[1] == NULL || |
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444 net_addr2ip(args[1], &ip) < 0) { |
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445 i_error("doveadm sent invalid USER-MOVE parameters: %s", line); |
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446 return FALSE; |
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447 } |
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448 host = mail_host_lookup(conn->dir->mail_hosts, &ip); |
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449 if (host == NULL) { |
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450 o_stream_nsend_str(conn->output, "NOTFOUND\n"); |
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451 return TRUE; |
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452 } |
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453 |
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454 if (str_to_uint(args[0], &username_hash) < 0) |
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455 username_hash = user_directory_get_username_hash(conn->dir->users, line); |
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456 user = user_directory_lookup(conn->dir->users, username_hash); |
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457 if (user != NULL && user->kill_state != USER_KILL_STATE_NONE) { |
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458 o_stream_nsend_str(conn->output, "TRYAGAIN\n"); |
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459 return TRUE; |
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460 } |
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461 |
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462 director_move_user(conn->dir, conn->dir->self_host, NULL, |
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463 username_hash, host); |
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464 o_stream_nsend(conn->output, "OK\n", 3); |
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465 return TRUE; |
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|
466 } |
79f9dce5d5fd
director: Added support for moving user to another server with "doveadm director move".
Timo Sirainen <tss@iki.fi>
parents:
12986
diff
changeset
|
467 |
17418
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
468 static bool |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
469 doveadm_cmd_user_kick(struct doveadm_connection *conn, const char *line) |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
470 { |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
471 const char *const *args; |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
472 |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
473 args = t_strsplit_tab(line); |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
474 if (args[0] == NULL) { |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
475 i_error("doveadm sent invalid USER-KICK parameters: %s", line); |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
476 return FALSE; |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
477 } |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
478 |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
479 director_kick_user(conn->dir, conn->dir->self_host, NULL, args[0]); |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
480 o_stream_nsend(conn->output, "OK\n", 3); |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
481 return TRUE; |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
482 } |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
483 |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
484 static void doveadm_connection_input(struct doveadm_connection *conn) |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
485 { |
11355
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
486 const char *line, *cmd, *args; |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
487 bool ret = TRUE; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
488 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
489 if (!conn->handshaked) { |
11894
06a7435b6f53
director: If doveadm connection disconnects before handshake, don't loop forever.
Timo Sirainen <tss@iki.fi>
parents:
11823
diff
changeset
|
490 if ((line = i_stream_read_next_line(conn->input)) == NULL) { |
06a7435b6f53
director: If doveadm connection disconnects before handshake, don't loop forever.
Timo Sirainen <tss@iki.fi>
parents:
11823
diff
changeset
|
491 if (conn->input->eof || conn->input->stream_errno != 0) |
06a7435b6f53
director: If doveadm connection disconnects before handshake, don't loop forever.
Timo Sirainen <tss@iki.fi>
parents:
11823
diff
changeset
|
492 doveadm_connection_deinit(&conn); |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
493 return; |
11894
06a7435b6f53
director: If doveadm connection disconnects before handshake, don't loop forever.
Timo Sirainen <tss@iki.fi>
parents:
11823
diff
changeset
|
494 } |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
495 |
11458
4274d1549fa0
Added version_string_verify() and removed code duplication with it.
Timo Sirainen <tss@iki.fi>
parents:
11373
diff
changeset
|
496 if (!version_string_verify(line, "director-doveadm", |
4274d1549fa0
Added version_string_verify() and removed code duplication with it.
Timo Sirainen <tss@iki.fi>
parents:
11373
diff
changeset
|
497 DOVEADM_PROTOCOL_VERSION_MAJOR)) { |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
498 i_error("doveadm not compatible with this server " |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
499 "(mixed old and new binaries?)"); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
500 doveadm_connection_deinit(&conn); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
501 return; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
502 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
503 conn->handshaked = TRUE; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
504 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
505 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
506 while ((line = i_stream_read_next_line(conn->input)) != NULL && ret) { |
11355
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
507 args = strchr(line, '\t'); |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
508 if (args == NULL) { |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
509 cmd = line; |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
510 args = ""; |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
511 } else { |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
512 cmd = t_strdup_until(line, args); |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
513 args++; |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
514 } |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
515 |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
516 if (strcmp(cmd, "HOST-LIST") == 0) |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
517 doveadm_cmd_host_list(conn); |
12986
c838d40bd38e
doveadm: Added "director dump" command.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
518 else if (strcmp(cmd, "HOST-LIST-REMOVED") == 0) |
c838d40bd38e
doveadm: Added "director dump" command.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
519 doveadm_cmd_host_list_removed(conn); |
11355
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
520 else if (strcmp(cmd, "DIRECTOR-LIST") == 0) |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
521 doveadm_cmd_director_list(conn); |
14571
42cca8a1d179
director: Implemented ability to remove directors from a running ring.
Timo Sirainen <tss@iki.fi>
parents:
14471
diff
changeset
|
522 else if (strcmp(cmd, "DIRECTOR-ADD") == 0) |
14682
d0d7b810646b
Make sure we check all the functions' return values. Minor API changes to simplify this.
Timo Sirainen <tss@iki.fi>
parents:
14681
diff
changeset
|
523 ret = doveadm_cmd_director_add(conn, args); |
14571
42cca8a1d179
director: Implemented ability to remove directors from a running ring.
Timo Sirainen <tss@iki.fi>
parents:
14471
diff
changeset
|
524 else if (strcmp(cmd, "DIRECTOR-REMOVE") == 0) |
14682
d0d7b810646b
Make sure we check all the functions' return values. Minor API changes to simplify this.
Timo Sirainen <tss@iki.fi>
parents:
14681
diff
changeset
|
525 ret = doveadm_cmd_director_remove(conn, args); |
11355
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
526 else if (strcmp(cmd, "HOST-SET") == 0) |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
527 ret = doveadm_cmd_host_set(conn, args); |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
528 else if (strcmp(cmd, "HOST-REMOVE") == 0) |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
529 ret = doveadm_cmd_host_remove(conn, args); |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
530 else if (strcmp(cmd, "HOST-FLUSH") == 0) |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
531 ret = doveadm_cmd_host_flush(conn, args); |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
532 else if (strcmp(cmd, "USER-LOOKUP") == 0) |
ef1de95396d4
Added doveadm director flush command for dropping user associations from memory.
Timo Sirainen <tss@iki.fi>
parents:
11353
diff
changeset
|
533 ret = doveadm_cmd_user_lookup(conn, args); |
11823
4138737f41e6
doveadm: Added "director map" command to list user -> host mappings.
Timo Sirainen <tss@iki.fi>
parents:
11629
diff
changeset
|
534 else if (strcmp(cmd, "USER-LIST") == 0) |
4138737f41e6
doveadm: Added "director map" command to list user -> host mappings.
Timo Sirainen <tss@iki.fi>
parents:
11629
diff
changeset
|
535 ret = doveadm_cmd_user_list(conn, args); |
13045
79f9dce5d5fd
director: Added support for moving user to another server with "doveadm director move".
Timo Sirainen <tss@iki.fi>
parents:
12986
diff
changeset
|
536 else if (strcmp(cmd, "USER-MOVE") == 0) |
79f9dce5d5fd
director: Added support for moving user to another server with "doveadm director move".
Timo Sirainen <tss@iki.fi>
parents:
12986
diff
changeset
|
537 ret = doveadm_cmd_user_move(conn, args); |
17418
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
538 else if (strcmp(cmd, "USER-KICK") == 0) |
64808a9703db
doveadm director kick command added.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
539 ret = doveadm_cmd_user_kick(conn, args); |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
540 else { |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
541 i_error("doveadm sent unknown command: %s", line); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
542 ret = FALSE; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
543 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
544 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
545 if (conn->input->eof || conn->input->stream_errno != 0 || !ret) |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
546 doveadm_connection_deinit(&conn); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
547 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
548 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
549 struct doveadm_connection * |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
550 doveadm_connection_init(struct director *dir, int fd) |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
551 { |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
552 struct doveadm_connection *conn; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
553 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
554 conn = i_new(struct doveadm_connection, 1); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
555 conn->fd = fd; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
556 conn->dir = dir; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
557 conn->input = i_stream_create_fd(conn->fd, 1024, FALSE); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
558 conn->output = o_stream_create_fd(conn->fd, (size_t)-1, FALSE); |
14681
ca37d1577291
Added o_stream_nsend*() and related functions to make delayed error handling safer.
Timo Sirainen <tss@iki.fi>
parents:
14571
diff
changeset
|
559 o_stream_set_no_error_handling(conn->output, TRUE); |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
560 conn->io = io_add(conn->fd, IO_READ, doveadm_connection_input, conn); |
14681
ca37d1577291
Added o_stream_nsend*() and related functions to make delayed error handling safer.
Timo Sirainen <tss@iki.fi>
parents:
14571
diff
changeset
|
561 o_stream_nsend_str(conn->output, DOVEADM_HANDSHAKE); |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
562 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
563 DLLIST_PREPEND(&doveadm_connections, conn); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
564 return conn; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
565 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
566 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
567 static void doveadm_connection_deinit(struct doveadm_connection **_conn) |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
568 { |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
569 struct doveadm_connection *conn = *_conn; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
570 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
571 *_conn = NULL; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
572 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
573 DLLIST_REMOVE(&doveadm_connections, conn); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
574 io_remove(&conn->io); |
11322 | 575 i_stream_unref(&conn->input); |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
576 o_stream_unref(&conn->output); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
577 if (close(conn->fd) < 0) |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
578 i_error("close(doveadm connection) failed: %m"); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
579 i_free(conn); |
11373
26cfc1c3a4b1
director: Update connection count when client disconnects.
Timo Sirainen <tss@iki.fi>
parents:
11355
diff
changeset
|
580 |
26cfc1c3a4b1
director: Update connection count when client disconnects.
Timo Sirainen <tss@iki.fi>
parents:
11355
diff
changeset
|
581 master_service_client_connection_destroyed(master_service); |
11321
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
582 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
583 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
584 void doveadm_connections_deinit(void) |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
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585 { |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
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586 while (doveadm_connections != NULL) { |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
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changeset
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587 struct doveadm_connection *conn = doveadm_connections; |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
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changeset
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588 |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
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changeset
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589 doveadm_connection_deinit(&conn); |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
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changeset
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590 } |
5f350b5ff6d9
Added initial implementation of a director process (for NFS users).
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
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591 } |