spectrum2/documentation/configuration/config_file.md
2013-03-08 15:04:34 +01:00

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config Spectrum 2

Options:

Types of configuration fields

Following types are used:

integer - Examples: key=0

string - Examples: key=something

boolean - Examples: key=0 or key=1

list - List of strings (or Jabber IDs). You can specify this options more than once:

allowed_servers=domain.tld
allowed_servers=example.com

service.server_mode

Key val
Description: Configures if Spectrum 2 works in server mode or gateway mode
Context: server-mode and gateway-mode
Type: boolean
Default: 0

If this option is true, Spectrum 2 works in server-mode and acts as standalone server.

User then logins legacy networks by logging XMPP account like this one: my_msn_name%hotmail.com@msn.domain.tld.

Advantages:

  • Passwords are not stored on server.
  • Roster synchronization is easy, because Spectrum 2 acts as normal server.
  • If you want to use Spectrum 2 as wrapper between different networks, you don't need database or Jabber server as another layer.
  • Using SRV records you can easily run Spectrum 2 on different machines to scale it.

Disadvantages:

  • Clients have to support more accounts to connect more legacy networks (Therefore they will need have to use more TCP connections).

If this option is false, Spectrum 2 acts as normal XMPP component (gateway).

You then have to configure an external XMPP server (like Prosody or Ejabberd) to serve the subdomain you want to use for Spectrum 2 (for example "icq.domain.tld"). Spectrum 2 in gateway mode then connects the XMPP server as its component and users are able to find out "icq.domain.tld" in Service Discovery, register it and use it.

Advantages:

  • Users can use more legacy networks using single XMPP account (and using single TCP connection).
  • It's easy to extend existing XMPP servers using gateway mode.

Disadvantages:

  • Passwords are stored (even in encrypted form) on server.
  • Roster (contact list) synchronization can be problematic, because it depends on the client user uses. This can be improved by usage of Remote Roster protoXEP.
  • You have to setup XMPP server and use database even if you only want to use Spectrum 2 as a tool to connect legacy networks using XMPP protocol.

service.jid

Key val
Description: Configures Jabber ID of Spectrum 2 instance
Context: server-mode and gateway-mode
Type: string
Default: empty string

This option configures Jabber ID of particular Spectrum 2 instance. Usually it is a hostname on which this Spectrum 2 instance runs, so for example icq.domain.tld. Note that you have to have DNS records configured for this hostname, so clients will be able to find out your Jabber server (in case you are running Spectrum 2 in gateway-mode) or the Spectrum 2 itself (if you are running Spectrum 2 in server-mode).

service.server

Key val
Description: Configures hostname or IP address of server to which Spectrum 2 connects to.
Context: gateway-mode
Type: string
Default: empty string

This option configures hostname or IP address of server to which Spectrum 2 connects to. It is used only in gateway-mode and you should configure it to point to hostname or IP of your XMPP server.

service.port

Key val
Description: Configures port on which Spectrum listens to in server-mode or to which connects in gateway-mode.
Context: server-mode and gateway-mode
Type: integer
Default: 0

This option configures port on which Spectrum listens to in server-mode or to which connects in gateway-mode. In server-mode the default port for XMPP servers is 5222, so you should use this port. In gateway-mode, you have to at first configure your server to allow Spectrum 2 to connect it as its component. On many servers, the default component port is 5347, but this option depends on particular XMPP server and its configuration.

service.password

Key val
Description: Configures password to be used to connect XMPP server
Context: gateway-mode
Type: integer
Default: 0

This option configures port on which Spectrum listens to in server-mode or to which connects in gateway-mode. In server-mode the default port for XMPP servers is 5222, so you should use this port. In gateway-mode, you have to at first configure your server to allow Spectrum 2 to connect it as its component. On many servers, the default component port is 5347, but this option depends on particular XMPP server and its configuration.

service.cert

Key val
Description: Configures certificate to be used for SSL encryption in server-mode.
Context: server-mode
Type: string
Default: empty string

This option configures full path to PKCS#12 certificate which is used for SSL in server-mode. To find out, how to create such certificate, please read Using SSL in server mode.

service.cert_password

Key val
Description: Configures password for certificate which is used for SSL encryption in server-mode.
Context: server-mode
Type: string
Default: empty string

This option configures password which is used to decrypt PKCS#12 certificate (if it is encrypted). For more information about SSL with Spectrum 2, read service.cert option description.

service.admin_jid

Key val
Description: Configures list of Jabber IDs, which has ability to use Admin Interface.
Context: server-mode and gateway-mode
Type: list of Jabber IDs
Default: empty list

This option configures list of Jabber IDs, which has ability to use Admin Interface. In server-mode, you also have to specify service.admin_password to set password for Admin Interface. In gatewa-mode, you just specify the list of Jabber IDs, Spectrum 2 does not check any password in gateway-mode.

service.admin_password

Key val
Description: Configures password which is used by clients defined in service.admin_jid to use Admin Interface.
Context: server-mode
Type: string
Default: empty string

This option configures the password which is used by clients defined in service.admin_jid to use Admin Interface.

service.allowed_servers

Key val
Description: Configures list of servers from which users can connect and register Spectrum 2 transport.
Context: gateway-mode
Type: list of JIDs
Default: empty list

Configures list of servers from which users can connect and register Spectrum 2 transport. This option is used together with registration.enable_public_registration option. If registration.enable_public_registration is set to 0, you can use this option as a white-list, to enable users from particular domain to use your Spectrum 2 instance, but disallow it to any other users.

[service]
allowed_servers
Key Type Default Description
user string Name of user Spectrum switch to if run as daemon.
group string Name of group Spectrum switch to if run as daemon.
pidfile string /var/run/spectrum2/$jid.pid Full path to file to which the pid of Spectrum instance is stored if run as daemon.
working_dir string /var/run/spectrum2/$jid Full path to directory where temporary files and coredumps will be stored if run as daemon.
Key Type Default Description
backend string Full path to backend executable (for example "/usr/bin/spectrum2_libpurple_backend").
backend_host string localhost Hostname to which backends connets.
backend_port integer 10000 Port on which Spectrum listens for new backends.
users_per_backend integer 100 Maximum number of users per one legacy network backend.
reuse_old_backends boolean 1 True if Spectrum should use old backends which were full in the past.
idle_reconnect_time time in seconds 0 Time in seconds after which idle users are reconnected to let their backend die.
memory_collector_time time in seconds 0 Time in seconds after which backend with most memory is set to die.
protocol string Used protocol in case of libpurple backend (prpl-icq, prpl-msn, prpl-jabber, ...).

[identity] section

Key Type Default Description
name string Spectrum 2 Transport Name showed in service discovery.
category string gateway Disco#info identity category. 'gateway' by default.
type string Type of transport ('icq','msn','gg','irc', ...).

[registration] section

Key Type Default Description
enable_public_registration boolean 1 True if users are able to register.
language string en Default language for registration form.
instructions string Enter your legacy network username and password. Instructions showed to user in registration form.
username_label string Legacy network username: Label for username field.
username_mask string Example: "$username@gmail.com" - users will register just "my_name" account and transport will connect them to my_name@gmail.com.
auto_register boolean 0 When true, users are registered just by sending presence to transport. Password is set to empty string.

[database] section

Key Type Default Description
type string none Database type - "none", "mysql", "sqlite3".
database string /var/lib/spectrum2/$jid/database.sql Database used to store data. Path for SQLite3 or name for other types.
server string localhost Database server.
user string Database user.
password string Database Password.
port integer Database port.
prefix string Prefix of tables in database.

[logging] section

Key Type Default Description
config string Full path to log4cxx config file which is used for Spectrum 2 instance
backend_config string Full path to log4cxx config file which is used for backends (if backend supports logging)