Mercurial > dovecot > original-hg > dovecot-1.2
annotate dovecot-example.conf @ 5535:7aa36ab24c3b HEAD
Changed convert_skip_dotfiles to convert_skip_dotdirs.
convert_skip_broken_mailboxes=yes is enough to skip non-mbox dotfiles.
author | Timo Sirainen <tss@iki.fi> |
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date | Tue, 10 Apr 2007 17:37:19 +0300 |
parents | c69786bd2017 |
children | fab24638eee7 |
rev | line source |
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3951 | 1 ## Dovecot configuration file |
0 | 2 |
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3 # If you're in a hurry, see http://wiki.dovecot.org/QuickConfiguration |
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4 |
5457 | 5 # "dovecot -n" command gives a clean output of the changed settings. Use it |
6 # instead of copy&pasting this file when posting to the Dovecot mailing list. | |
7 | |
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8 # '#' character and everything after it is treated as comments. Extra spaces |
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9 # and tabs are ignored. If you want to use either of these explicitly, put the |
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10 # value inside quotes, eg.: key = "# char and trailing whitespace " |
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11 |
4484 | 12 # Default values are shown for each setting, it's not required to uncomment |
13 # any of the lines. Exception to this are paths, they're just examples with | |
14 # the real defaults being based on configure options. The paths listed here | |
435 | 15 # are for configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var |
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16 # --with-ssldir=/etc/ssl |
0 | 17 |
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18 # Base directory where to store runtime data. |
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19 #base_dir = /var/run/dovecot/ |
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20 |
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21 # Protocols we want to be serving: imap imaps pop3 pop3s |
4627 | 22 # If you only want to use dovecot-auth, you can set this to "none". |
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23 #protocols = imap imaps |
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25 # IP or host address where to listen in for connections. It's not currently |
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26 # possible to specify multiple addresses. "*" listens in all IPv4 interfaces. |
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27 # "[::]" listens in all IPv6 interfaces, but may also listen in all IPv4 |
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28 # interfaces depending on the operating system. |
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29 # |
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30 # If you want to specify ports for each service, you will need to configure |
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31 # these settings inside the protocol imap/pop3 { ... } section, so you can |
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32 # specify different ports for IMAP/POP3. For example: |
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33 # protocol imap { |
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34 # listen = *:10143 |
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35 # ssl_listen = *:10943 |
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36 # .. |
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37 # } |
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38 # protocol pop3 { |
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39 # listen = *:10100 |
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40 # .. |
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41 # } |
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42 #listen = * |
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44 # Disable LOGIN command and all other plaintext authentications unless |
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45 # SSL/TLS is used (LOGINDISABLED capability). Note that if the remote IP |
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46 # matches the local IP (ie. you're connecting from the same computer), the |
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47 # connection is considered secure and plaintext authentication is allowed. |
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48 #disable_plaintext_auth = yes |
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49 |
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50 # Should all IMAP and POP3 processes be killed when Dovecot master process |
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51 # shuts down. Setting this to "no" means that Dovecot can be upgraded without |
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52 # forcing existing client connections to close (although that could also be |
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53 # a problem if the upgrade is eg. because of a security fix). This however |
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54 # means that after master process has died, the client processes can't write |
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55 # to log files anymore. |
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56 #shutdown_clients = yes |
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57 |
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58 ## |
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59 ## Logging |
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60 ## |
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61 |
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62 # Log file to use for error messages, instead of sending them to syslog. |
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63 # /dev/stderr can be used to log into stderr. |
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64 #log_path = |
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65 |
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66 # Log file to use for informational and debug messages. |
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67 # Default is the same as log_path. |
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68 #info_log_path = |
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69 |
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70 # Prefix for each line written to log file. % codes are in strftime(3) |
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71 # format. |
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72 #log_timestamp = "%b %d %H:%M:%S " |
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73 |
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74 # Syslog facility to use if you're logging to syslog. Usually if you don't |
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75 # want to use "mail", you'll use local0..local7. Also other standard |
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76 # facilities are supported. |
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77 #syslog_facility = mail |
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78 |
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79 ## |
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80 ## SSL settings |
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81 ## |
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82 |
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83 # IP or host address where to listen in for SSL connections. Defaults |
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84 # to above if not specified. |
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85 #ssl_listen = |
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87 # Disable SSL/TLS support. |
666 | 88 #ssl_disable = no |
89 | |
519 | 90 # PEM encoded X.509 SSL/TLS certificate and private key. They're opened before |
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91 # dropping root privileges, so keep the key file unreadable by anyone but |
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92 # root. Included doc/mkcert.sh can be used to easily generate self-signed |
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93 # certificate, just make sure to update the domains in dovecot-openssl.cnf |
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94 #ssl_cert_file = /etc/ssl/certs/dovecot.pem |
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95 #ssl_key_file = /etc/ssl/private/dovecot.pem |
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97 # If key file is password protected, give the password here. Alternatively |
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98 # give it when starting dovecot with -p parameter. |
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99 #ssl_key_password = |
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100 |
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101 # File containing trusted SSL certificate authorities. Usually not needed. |
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102 # The CAfile should contain the CA-certificate(s) followed by the matching |
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103 # CRL(s). CRL checking is new in dovecot .rc1 |
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104 #ssl_ca_file = |
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105 |
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106 # Request client to send a certificate. If you also want to require it, set |
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107 # ssl_require_client_cert=yes in auth section. |
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108 #ssl_verify_client_cert = no |
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109 |
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110 # How often to regenerate the SSL parameters file. Generation is quite CPU |
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111 # intensive operation. The value is in hours, 0 disables regeneration |
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112 # entirely. |
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113 #ssl_parameters_regenerate = 168 |
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114 |
1996 | 115 # SSL ciphers to use |
4696 | 116 #ssl_cipher_list = ALL:!LOW:!SSLv2 |
1996 | 117 |
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118 # Show protocol level SSL errors. |
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119 #verbose_ssl = no |
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120 |
0 | 121 ## |
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122 ## Login processes |
0 | 123 ## |
124 | |
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125 # <doc/wiki/LoginProcess.txt> |
5243 | 126 |
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127 # Directory where authentication process places authentication UNIX sockets |
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128 # which login needs to be able to connect to. The sockets are created when |
2163 | 129 # running as root, so you don't have to worry about permissions. Note that |
130 # everything in this directory is deleted when Dovecot is started. | |
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131 #login_dir = /var/run/dovecot/login |
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132 |
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133 # chroot login process to the login_dir. Only reason not to do this is if you |
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134 # wish to run the whole Dovecot without roots. <doc/wiki/Rootless.txt> |
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135 #login_chroot = yes |
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136 |
1582 | 137 # User to use for the login process. Create a completely new user for this, |
138 # and don't use it anywhere else. The user must also belong to a group where | |
139 # only it has access, it's used to control access for authentication process. | |
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140 # Note that this user is NOT used to access mails. <doc/wiki/UserIds.txt> |
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141 #login_user = dovecot |
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143 # Set max. process size in megabytes. If you don't use |
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144 # login_process_per_connection you might need to grow this. |
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145 #login_process_size = 32 |
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146 |
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147 # Should each login be processed in it's own process (yes), or should one |
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148 # login process be allowed to process multiple connections (no)? Yes is more |
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149 # secure, espcially with SSL/TLS enabled. No is faster since there's no need |
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150 # to create processes all the time. |
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151 #login_process_per_connection = yes |
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152 |
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153 # Number of login processes to keep for listening new connections. |
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154 #login_processes_count = 3 |
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156 # Maximum number of login processes to create. The listening process count |
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157 # usually stays at login_processes_count, but when multiple users start logging |
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158 # in at the same time more extra processes are created. To prevent fork-bombing |
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159 # we check only once in a second if new processes should be created - if all |
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160 # of them are used at the time, we double their amount until the limit set by |
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161 # this setting is reached. |
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162 #login_max_processes_count = 128 |
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163 |
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164 # Maximum number of connections allowed per each login process. This setting |
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165 # is used only if login_process_per_connection=no. Once the limit is reached, |
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166 # the process notifies master so that it can create a new login process. |
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167 # You should make sure that the process has at least |
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168 # 16 + login_max_connections * 2 available file descriptors. |
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169 #login_max_connections = 256 |
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171 # Greeting message for clients. |
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172 #login_greeting = Dovecot ready. |
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174 # Space-separated list of elements we want to log. The elements which have |
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175 # a non-empty variable value are joined together to form a comma-separated |
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176 # string. |
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177 #login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c |
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178 |
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179 # Login log format. %$ contains login_log_format_elements string, %s contains |
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180 # the data we want to log. |
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181 #login_log_format = %$: %s |
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182 |
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183 ## |
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184 ## Mailbox locations and namespaces |
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185 ## |
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186 |
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187 # Location for users' mailboxes. This is the same as the old default_mail_env |
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188 # setting. The default is empty, which means that Dovecot tries to find the |
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189 # mailboxes automatically. This won't work if the user doesn't have any mail |
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190 # yet, so you should explicitly tell Dovecot the full location. |
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191 # |
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192 # If you're using mbox, giving a path to the INBOX file (eg. /var/mail/%u) |
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193 # isn't enough. You'll also need to tell Dovecot where the other mailboxes are |
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194 # and where Dovecot can place its index files. This is called the "root mail |
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195 # directory", and it must be the first path given in the mail_location setting. |
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196 # |
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197 # There are a few special variables you can use, eg.: |
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198 # |
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199 # %u - username |
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200 # %n - user part in user@domain, same as %u if there's no domain |
2447 | 201 # %d - domain part in user@domain, empty if there's no domain |
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202 # %h - home directory |
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203 # |
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204 # See doc/wiki/Variables.txt for full list. Some examples: |
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205 # |
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206 # mail_location = maildir:~/Maildir |
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207 # mail_location = mbox:~/mail:INBOX=/var/mail/%u |
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208 # mail_location = mbox:/var/mail/%d/%1n/%n:INDEX=/var/indexes/%d/%1n/%n |
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209 # |
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210 # <doc/wiki/MailLocation.txt> |
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211 # |
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212 #mail_location = |
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213 |
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214 # If you need to set multiple mailbox locations or want to change default |
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215 # namespace settings, you can do it by defining namespace sections. |
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216 # NOTE: Namespaces currently work ONLY with IMAP! POP3 and LDA currently ignore |
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217 # namespaces completely, they use only the mail_location setting. |
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218 # |
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219 # You can have private, shared and public namespaces. The only difference |
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220 # between them is how Dovecot announces them to client via NAMESPACE |
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221 # extension. Shared namespaces are meant for user-owned mailboxes which are |
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222 # shared to other users, while public namespaces are for more globally |
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223 # accessible mailboxes. |
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224 # |
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225 # REMEMBER: If you add any namespaces, the default namespace must be added |
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226 # explicitly, ie. mail_location does nothing unless you have a namespace |
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227 # without a location setting. Default namespace is simply done by having a |
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228 # namespace with empty prefix. |
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229 #namespace private { |
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230 # Hierarchy separator to use. You should use the same separator for all |
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231 # namespaces or some clients get confused. '/' is usually a good one. |
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232 # The default however depends on the underlying mail storage format. |
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233 #separator = |
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234 |
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235 # Prefix required to access this namespace. This needs to be different for |
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236 # all namespaces. For example "Public/". |
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237 #prefix = |
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238 |
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239 # Physical location of the mailbox. This is in same format as |
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240 # mail_location, which is also the default for it. |
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241 #location = |
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242 |
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243 # There can be only one INBOX, and this setting defines which namespace |
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244 # has it. |
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245 #inbox = yes |
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246 |
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247 # If namespace is hidden, it's not advertised to clients via NAMESPACE |
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248 # extension or shown in LIST replies. This is mostly useful when converting |
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249 # from another server with different namespaces which you want to depricate |
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250 # but still keep working. For example you can create hidden namespaces with |
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251 # prefixes "~/mail/", "~%u/mail/" and "mail/". |
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252 #hidden = yes |
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253 #} |
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254 |
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255 # Grant access to these extra groups for mail processes. Typical use would be |
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256 # to give "mail" group write access to /var/mail to be able to create dotlocks. |
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257 #mail_extra_groups = |
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258 |
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259 # Allow full filesystem access to clients. There's no access checks other than |
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260 # what the operating system does for the active UID/GID. It works with both |
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261 # maildir and mboxes, allowing you to prefix mailboxes names with eg. /path/ |
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262 # or ~user/. |
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263 #mail_full_filesystem_access = no |
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264 |
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265 ## |
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266 ## Mail processes |
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267 ## |
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268 |
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269 # Enable mail process debugging. This can help you figure out why Dovecot |
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270 # isn't finding your mails. |
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271 #mail_debug = no |
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272 |
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273 # Log prefix for mail processes. See doc/wiki/Variables.txt for list of |
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274 # possible variables you can use. |
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275 #mail_log_prefix = "%Us(%u): " |
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276 |
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277 # Max. number of lines a mail process is allowed to log per second before it's |
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278 # throttled. 0 means unlimited. Typically there's no need to change this |
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279 # unless you're using mail_log plugin, which may log a lot. |
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280 #mail_log_max_lines_per_sec = 10 |
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281 |
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282 # Don't use mmap() at all. This is required if you store indexes to shared |
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283 # filesystems (NFS or clustered filesystem). |
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284 #mmap_disable = no |
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285 |
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286 # Don't write() to mmaped files. This is required for some operating systems |
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287 # which use separate caches for them, such as OpenBSD. |
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288 #mmap_no_write = no |
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289 |
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290 # Rely on O_EXCL to work when creating dotlock files. The default is to use |
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291 # hard linking. O_EXCL makes the dotlocking faster, but it doesn't always |
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292 # work with NFS. |
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293 #dotlock_use_excl = no |
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294 |
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295 # Don't use fsync() or fdatasync() calls. This makes the performance better |
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296 # at the cost of potential data loss if the server (or the file server) |
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297 # goes down. |
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298 #fsync_disable = no |
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299 |
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300 # Disable mailbox list indexing. |
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301 #mailbox_list_index_disable = no |
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302 |
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303 # Locking method for index files. Alternatives are fcntl, flock and dotlock. |
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304 # Dotlocking uses some tricks which may create more disk I/O than other locking |
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305 # methods. NOTE: If you use NFS, remember to change also mmap_disable setting! |
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306 #lock_method = fcntl |
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307 |
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308 # Drop all privileges before exec()ing the mail process. This is mostly |
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309 # meant for debugging, otherwise you don't get core dumps. It could be a small |
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310 # security risk if you use single UID for multiple users, as the users could |
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311 # ptrace() each others processes then. |
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312 #mail_drop_priv_before_exec = no |
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313 |
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314 # Show more verbose process titles (in ps). Currently shows user name and |
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315 # IP address. Useful for seeing who are actually using the IMAP processes |
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316 # (eg. shared mailboxes or if same uid is used for multiple accounts). |
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317 #verbose_proctitle = no |
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318 |
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319 # Valid UID range for users, defaults to 500 and above. This is mostly |
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320 # to make sure that users can't log in as daemons or other system users. |
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321 # Note that denying root logins is hardcoded to dovecot binary and can't |
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322 # be done even if first_valid_uid is set to 0. |
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323 #first_valid_uid = 500 |
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324 #last_valid_uid = 0 |
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325 |
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326 # Valid GID range for users, defaults to non-root/wheel. Users having |
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327 # non-valid GID as primary group ID aren't allowed to log in. If user |
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328 # belongs to supplementary groups with non-valid GIDs, those groups are |
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329 # not set. |
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330 #first_valid_gid = 1 |
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331 #last_valid_gid = 0 |
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332 |
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333 # Maximum number of running mail processes. When this limit is reached, |
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334 # new users aren't allowed to log in. |
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335 #max_mail_processes = 1024 |
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336 |
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337 # Set max. process size in megabytes. Most of the memory goes to mmap()ing |
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338 # files, so it shouldn't harm much even if this limit is set pretty high. |
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339 #mail_process_size = 256 |
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340 |
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341 # Maximum allowed length for mail keyword name. It's only forced when trying |
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342 # to create new keywords. |
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343 #mail_max_keyword_length = 50 |
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344 |
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345 # Default umask to use for mail files and directories. |
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346 #umask = 0077 |
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347 |
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348 # ':' separated list of directories under which chrooting is allowed for mail |
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349 # processes (ie. /var/mail will allow chrooting to /var/mail/foo/bar too). |
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350 # This setting doesn't affect login_chroot or auth chroot variables. |
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351 # WARNING: Never add directories here which local users can modify, that |
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352 # may lead to root exploit. Usually this should be done only if you don't |
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353 # allow shell access for users. <doc/wiki/Chrooting.txt> |
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354 #valid_chroot_dirs = |
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355 |
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356 # Default chroot directory for mail processes. This can be overridden for |
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357 # specific users in user database by giving /./ in user's home directory |
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358 # (eg. /home/./user chroots into /home). Note that usually there is no real |
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359 # need to do chrooting, Dovecot doesn't allow users to access files outside |
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360 # their mail directory anyway. <doc/wiki/Chrooting.txt> |
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361 #mail_chroot = |
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362 |
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363 ## |
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364 ## Mailbox handling optimizations |
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365 ## |
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366 |
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367 # Space-separated list of fields to initially save into cache file. Currently |
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368 # these fields are allowed: |
462
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369 # |
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370 # flags, date.sent, date.received, size.virtual, size.physical |
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371 # mime.parts, imap.body, imap.bodystructure |
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372 # |
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373 # Different IMAP clients work in different ways, so they benefit from |
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374 # different cached fields. Some do not benefit from them at all. Caching more |
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375 # than necessary generates useless disk I/O, so you don't want to do that |
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376 # either. |
462
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377 # |
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378 # Dovecot attempts to automatically figure out what client wants and it keeps |
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379 # only that. However the first few times a mailbox is opened, Dovecot hasn't |
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380 # yet figured out what client needs, so it may not perform optimally. If you |
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381 # know what fields the majority of your clients need, it may be useful to set |
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382 # these fields by hand. If client doesn't actually use them, Dovecot will |
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383 # eventually drop them. |
462
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384 # |
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385 # Usually you should just leave this field alone. The potential benefits are |
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386 # typically unnoticeable. |
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387 #mail_cache_fields = |
462
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388 |
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389 # Space-separated list of fields that Dovecot should never save to cache file. |
987 | 390 # Useful if you want to save disk space at the cost of more I/O when the fields |
391 # needed. | |
392 #mail_never_cache_fields = | |
393 | |
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394 # The minimum number of mails in a mailbox before updates are done to cache |
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395 # file. This allows optimizing Dovecot's behavior to do less disk writes at |
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396 # the cost of more disk reads. |
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397 #mail_cache_min_mail_count = 0 |
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398 |
3726
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399 # When IDLE command is running, mailbox is checked once in a while to see if |
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400 # there are any new mails or other changes. This setting defines the minimum |
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401 # time to wait between those checks. Dovecot is however able to use dnotify |
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402 # and inotify with Linux to reply immediately after the change occurs. |
1177 | 403 #mailbox_idle_check_interval = 30 |
404 | |
472
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405 # Save mails with CR+LF instead of plain LF. This makes sending those mails |
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406 # take less CPU, especially with sendfile() syscall with Linux and FreeBSD. |
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407 # But it also creates a bit more disk I/O which may just make it slower. |
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408 # Also note that if other software reads the mboxes/maildirs, they may handle |
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409 # the extra CRs wrong and cause problems. |
472
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410 #mail_save_crlf = no |
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411 |
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412 ## |
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413 ## Maildir-specific settings |
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414 ## |
1920
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Added fcntl_lock_disable setting to allow indexes to work with NFS. Some
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415 |
4959
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416 # By default LIST command returns all entries in maildir beginning with a dot. |
2078
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417 # Enabling this option makes Dovecot return only entries which are directories. |
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418 # This is done by stat()ing each entry, so it causes more disk I/O. |
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419 # (For systems setting struct dirent->d_type, this check is free and it's |
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420 # done always regardless of this setting) |
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421 #maildir_stat_dirs = no |
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422 |
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Changed maildir_copy_with_hardlinks setting's description to be much more
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423 # When copying a message, do it with hard links whenever possible. This makes |
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424 # the performance much better, and it's unlikely to have any side effects. |
0 | 425 #maildir_copy_with_hardlinks = no |
426 | |
4960
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Added maildir_copy_preserve_filename setting.
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427 # When copying a message, try to preserve the base filename. Only if the |
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428 # destination mailbox already contains the same name (ie. the mail is being |
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429 # copied there twice), a new name is given. The destination filename check is |
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430 # done only by looking at dovecot-uidlist file, so if something outside |
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431 # Dovecot does similar filename preserving copies, you may run into problems. |
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432 # NOTE: This setting requires maildir_copy_with_hardlinks = yes to work. |
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433 #maildir_copy_preserve_filename = no |
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434 |
4360
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435 ## |
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436 ## mbox-specific settings |
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437 ## |
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438 |
4362
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Added protocol lda section and did some other cleanups
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439 # Which locking methods to use for locking mbox. There are four available: |
1113
4abeb0fa0fe7
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440 # dotlock: Create <mailbox>.lock file. This is the oldest and most NFS-safe |
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441 # solution. If you want to use /var/mail/ like directory, the users |
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442 # will need write access to that directory. |
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443 # fcntl : Use this if possible. Works with NFS too if lockd is used. |
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Don't use flock() locking by default. Using both fcntl+flock doesn't work
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444 # flock : May not exist in all systems. Doesn't work with NFS. |
2103
879b0b9ed5d4
Separate mbox_locks/mbox_read_dotlock to mbox_read_locks and
Timo Sirainen <tss@iki.fi> |