4 # Example configuration file. Note that this attempts to present various
5 # configuration possibilities and may not actually give any sensible
6 # configuration. For real life example see the examples/ directory.
8 # Most of the settings in this file are optional. If some setting is
9 # mandatory it is mentioned separately. If some setting is omitted it means
10 # that its builtin default value will be used. Boolean values, that is
11 # setting something on or off, is done by setting either "true" or "false"
12 # value, respectively.
14 # The ServerInfo section is mandatory section. Other sections are optional.
15 # However, if General section is defined it must be defined before the
16 # ConnectionParams sections. On the other hand, the ConnectionParams section
17 # must be defined before Client, ServerConnection or RouterConnection
18 # sections. Other sections can be in free order.
22 # Include global algorithms from the "silcalgs.conf" file. This file defines
23 # ciphers, hash functions, HMACs and PKCS algorithms that can be used.
25 Include "@ETCDIR@/silcalgs.conf";
28 # General configuration options
30 # These defines the default behaviour of the server. Most of these values
31 # can be overridden with ConnectionParams, which can be defined independently
32 # for different connections.
35 # This is the default path where to search modules. If omitted
36 # built-in modules will be used. Built-in modules will also be
37 # used if a module file cannot be located.
38 module_path = "@MODULESDIR@";
40 # If both passphrase and public key authentication is set for a
41 # connection the public key authentication is the preferred one
42 # to use. Set this to `true' to prefer passphrase authentication
43 # over public key authentication in these cases.
44 #prefer_passphrase_auth = true;
46 # Set this to true if the server should require fully qualified
47 # domain names (FQDN) for incoming connections. If true, a host
48 # without FQDN cannot connect to the server.
49 #require_reverse_lookup = true;
51 # Maximum number of incoming connections allowed to this server.
52 # If more attempt to connect they will be refused.
53 connections_max = 1000;
55 # Maximum number of incoming connections allowed per single host.
56 # For example, if this is one (1) it means a host can link only
57 # once to the server. Attempting to connect more than once would
58 # be refused. This can be overridden with ConnectionParams.
59 #connections_max_per_host = 10;
61 # Required version of the remote side. If these are specified then
62 # the remote must be of at least this version, or newer. If older
63 # then the connection will not be allowed.
65 # version_protocol - SILC protocol version ("major.minor")
66 # version_software - software version ("major.minor")
67 # version_software_vendor - vendor specific version extension
69 # The version_software_vendor may be for example a string or a build
70 # number of the software. The string can be a regex string to match
71 # more widely. Usually the vendor version checking is not necessary
72 # and can be omitted. These can be overridden with ConnectionParams.
73 #version_protocol = "1.1";
74 #version_software = "1.3";
75 #version_software_vendor = "SomeVendor";
77 # Default keepalive frequency (seconds). This can be overridden with
78 # with ConnectionParams.
81 # Default reconnection parameters defines how the server reconnect
82 # to the remote if the connection was lost. The reconnection phase
83 # use so called exponential backoff algorithm; The reconnect
84 # interval grows when reconnect count grows. Next example will
85 # attempt to reconnect after 10 seconds of disconnect, and the
86 # interval grows up to 600 seconds or until 7 times was attempted
87 # to reconnect. These settings has effect only when connecting
90 # reconnect_count - how many times reconnect is attempted
91 # reconnect_interval - how often reconnect it performed (seconds)
92 # reconnect_interval_max - maximum interval for reconnect, the
93 # server never waits longer than this to
94 # reconnect (seconds).
95 # reconnect_keep_trying - whether to keep trying even after
96 # reconnect_count is reached (the interval
97 # will be reconnect_interval_max).
99 # These can be overridden with ConnectionParams.
101 reconnect_interval = 10;
102 reconnect_interval_max = 600;
103 reconnect_keep_trying = true;
105 # Key exchange protocol rekey interval (seconds). How often to
106 # regenerate the session key with the remote. Initiator will perform
107 # the rekey and this setting affects only when connecting as initiator.
108 # This can be overridden with ConnectionParams.
109 #key_exchange_rekey = 3600;
111 # Key exchange with Perfect Forward Secrecy (PFS). This will perform
112 # the rekey process with PFS, making the new key more secure since it
113 # is not dependent in any way of the old key. This will make the rekey
114 # process somewhat slower, than without PFS. This can be overridden
115 # with ConnectionParams.
116 #key_exchange_pfs = true;
118 # Key exchange timeout (seconds). If the key exchange protocol is not
119 # finished in this time period the remote connection will be closed.
120 #key_exchange_timeout = 60;
122 # Connection authentication timeout (seconds). If the connection
123 # authentication protocol is not finished in this time period the
124 # remote connection will be closed.
125 #conn_auth_timeout = 60;
127 # Channel key rekey interval (seconds). How often channel key is
128 # regenerated. Note that channel key is regenerated also always when
129 # someone joins or leaves the channel.
130 #channel_rekey_secs = 3600;
132 # SILC session detachment disabling and limiting. By default clients
133 # can detach their sessions from server. If you set detach_disabled
134 # to true the DETACH command cannot be used by clients. If you want
135 # to limit for how long the server keeps detached sessions you can
136 # set the time (minutes) in detach_timeout. After that timeout the
137 # detached session is closed if it is not resumed. By default
138 # sessions are persistent as long as server is running.
139 #detach_disabled = true;
140 #detach_timeout = 1440;
150 hostname = "lassi.kuo.fi.ssh.com";
153 # Primary listener. Specify the IP address and the port to bind
162 # Secondary listener(s). If you need to bind your server into
163 # several interfaces use the Secondary to specify the listener(s).
165 #Secondary { ip = "10.2.1.60"; port = 706; };
166 #Secondary { ip = "10.2.1.160"; port = 706; };
169 # ServerType field specifies the purpose of this server
170 # This is only a descriptive field.
172 ServerType = "Test Server";
175 # Geographic location
177 Location = "Kuopio, Finland";
182 Admin = "Foo T. Bar";
185 # Admin's email address
187 AdminEmail = "foo-admin@bar.com";
190 # Run SILC server as specific user and group. The server must be
191 # initially run as root.
197 # Public and private keys
199 PublicKey = "@ETCDIR@/silcd.pub";
200 PrivateKey = "@ETCDIR@/silcd.prv";
205 # Specifies the text file displayed on client connection
207 #MotdFile = "@ETCDIR@/motd.txt";
212 PidFile = "@PIDFILE@";
218 # This section is used to set various logging files, their paths, maximum
219 # sizes and logging options.
221 # There are only four defined channels allowed for defining (see below).
222 # The log channels have an importance value, and most important channels
223 # are redirected on the less important ones, thus setting a valid logging
224 # file for "Info" will ensure logging for all channels, while setting
225 # logging file for "Errors" will ensure logging for channels "Errors"
229 # Use timestamp in the logging files? (Usually it is a good idea,
230 # but you may want to disable this if you run silcd under some
234 # If QuickLogs is true, then the logging files will be updated
235 # real-time. This causes a bit more CPU and HDD activity, but
236 # reduces memory usage. By default it is false and log files are
237 # written with FlushDelay timeout.
241 # FlushDelay tells log files update delay (seconds) in case you
242 # have chosen buffering output. This setting has effect only if
243 # the QuickLogs is false.
247 # Informational messages
249 File = "@LOGSDIR@/silcd.log";
255 File = "@LOGSDIR@/silcd_warnings.log";
261 File = "@LOGSDIR@/silcd_errors.log";
267 File = "@LOGSDIR@/silcd_fatals.log";
273 # Connection Parameters
275 # This section defined connection parameters. It is possible to use
276 # specific parameters in different connections, and to define different
277 # parameters to different connections. The parameters can define how the
278 # connection is handled and how the session is managed. If connection
279 # parameters are not used in connections the default values will apply
280 # (or values defined in General section). You can have multiple
281 # ConnectionParams blocks defined.
284 # unique name. The name is used to reference to this parameter
285 # block from the connections. This field is mandatory.
288 # Maximum number of connections allowed. More connections will be
289 # refused. This can be used for example to limit number of clients.
290 # Note that this never can be larger than the connections_max
291 # specified in General section.
292 connections_max = 200;
294 # Maximum number of connections allowed per host. For example, if
295 # this is one (1) it means a host can link only once to the server.
296 # Attempting to link more than once would be refused.
298 # If this connection parameters block is used with incoming server
299 # connections it is recommended that this value is set to one (1).
300 connections_max_per_host = 10;
302 # Required version of the remote side. If these are specified then
303 # the remote must be of at least this version, or newer. If older
304 # then the connection will not be allowed.
306 # version_protocol - SILC protocol version ("major.minor")
307 # version_software - software version ("major.minor")
308 # version_software_vendor - vendor specific version extension
310 # The version_software_vendor may be for example a string or a build
311 # number of the software. The string can be a regex string to match
312 # more widely. Usually the vendor version checking is not necessary
313 # and can be omitted. These can be overridden with ConnectionParams.
314 #version_protocol = "1.1";
315 #version_software = "1.3";
316 #version_software_vendor = "SomeVendor";
318 # Keepalive frequency (seconds).
319 keepalive_secs = 300;
321 # Reconnection parameters defines how the server reconnects to
322 # the remote if the connection was lost. The reconnection phase
323 # use so called exponential backoff algorithm; The reconnect
324 # interval grows when reconnect count grows. Next example will
325 # attempt to reconnect after 10 seconds of disconnect, and the
326 # interval grows up to 600 seconds or until 7 times was attempted
327 # to reconnect. These settings has effect only when connecting
330 # reconnect_count - how many times reconnect is attempted
331 # reconnect_interval - how often reconnect it performed (seconds)
332 # reconnect_interval_max - maximum interval for reconnect, the
333 # server never waits longer than this to
334 # reconnect (seconds).
335 # reconnect_keep_trying - whether to keep trying even after
336 # reconnect_count is reached (the interval
337 # will be reconnect_interval_max).
339 reconnect_interval = 10;
340 reconnect_interval_max = 600;
341 reconnect_keep_trying = true;
343 # Key exchange protocol rekey interval (seconds). How often to
344 # regenerate the session key with the remote. Initiator will perform
345 # the rekey and this setting affects only when connecting as initiator.
346 #key_exchange_rekey = 3600;
348 # Key exchange with Perfect Forward Secrecy (PFS). This will perform
349 # the rekey process with PFS, making the new key more secure since it
350 # is not dependent in any way of the old key. This will make the rekey
351 # process somewhat slower, than without PFS.
352 #key_exchange_pfs = true;
355 #connections_interval - incoming connection interval limit ?
359 # Configured client connections.
361 # The "Host" defines the incoming IP address or hostname of the client.
362 # If it is omitted all hosts will match this client connection. The
363 # "Params" is optional and can be used to set specific connection parameters
364 # for this connection.
366 # The authentication data is specified by Passphrase and/or PublicKey.
367 # If both are provided then both password and public key based authentication
368 # is allowed. If the Publickey is used it includes the file path to the
369 # public key file. If none of them is provided then authentication is not
370 # required. The PublicKey can be set multiple times to set multiple
371 # public keys for one connection.
373 # Next example connection will match to all incoming client connections,
374 # and no authentication is required.
378 #Passphrase = "secret";
379 #PublicKey = "/path/to/the/user_my.key";
380 #PublicKey = "/path/to/the/user_221.key";
381 #PublicKey = "/path/to/the/user_313.key";
386 # Configured server administrator connections
388 # The fields "Host", "User", and "Nick", are optional but you are encouraged
389 # in using them to better identify your admins.
391 # The authentication data is specified by Passphrase and/or PublicKey.
392 # If both are provided then both password and public key based authentication
393 # is allowed. If the PublicKey is used it includes the file path to the
394 # public key file. If none of them is provided then authentication is not
401 Passphrase = "verysecret";
402 # PublicKey = "/path/to/the/public.key";
406 # Configured server connections.
408 # If server connections are configured it means that this server is
409 # router server. Normal servers must not configure server connections.
410 # Thus, if this server is not router do not configure this section. If
411 # your server is router, this must be configured.
413 # The authentication data is specified by Passphrase and/or PublicKey.
414 # If both are provided then both password and public key based authentication
415 # is allowed. If the PublicKey is used it includes the file path to the
416 # public key file. If none of them is provided then authentication is not
419 # If the connection is backup connection then set the "Backup" option
420 # to true. For normal connections set it false. If it is set to true then
421 # your server will be backup router.
425 Passphrase = "verysecret";
426 #PublicKey = "/path/to/the/public.key";
432 # Configured router connections
434 # For normal servers only one entry maybe configured to this section. It
435 # must be the router this server will be connected to. For router servers,
436 # this section includes all configured router connections. The first
437 # configured connection is the primary route. The Host specifies the
438 # remote hostname or IP address. The Port specifies the remote port to
439 # connect when Initiator is true. When Initiator is false the Port
440 # specifies the local port (listener port).
442 # The authentication data is specified by Passphrase and/or PublicKey.
443 # If both are provided then both password and public key based authentication
444 # is allowed. If the PublicKey is used it includes the file path to the
445 # public key file. If none of them is provided then authentication is not
448 # If you are the initiator of the connection then set the "Initiator"
449 # option to true. If you are the responder of the connection (waiting for
450 # incoming connection) then set it to false.
452 # If the connection is backup router connection then set the "BackupHost"
453 # option to the IP address of the router that the backup router will
454 # replace if it becomes unavailable. Set also the router's port to the
455 # "BackupPort" option. For normal connection leave both commented. If this
456 # backup router is in our cell then set the "BackupLocal" option to true.
457 # If the backup router is in other cell then set it to false.
462 Passphrase = "verysecret";
463 #PublicKey = "/path/to/the/public.key";
466 #BackupHost = "10.2.1.6";
474 # These connections are denied to connect to our server.
476 # The "Reason" field is mandatory, while the "Host" field can be omitted to
480 # Host = "10.2.1.99";
481 # Reason = "Go away spammer";
485 # Reason = "You are not welcome.";