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Diffstat (limited to 'doc/guix.texi')
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diff --git a/doc/guix.texi b/doc/guix.texi index fa07aba5ad..55657ec81c 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -208,6 +208,7 @@ Services * Messaging Services:: Messaging services. * Kerberos Services:: Kerberos services. * Web Services:: Web servers. +* VPN Services:: VPN daemons. * Network File System:: NFS related services. * Continuous Integration:: The Cuirass service. * Miscellaneous Services:: Other services. @@ -8120,6 +8121,7 @@ declaration. * Messaging Services:: Messaging services. * Kerberos Services:: Kerberos services. * Web Services:: Web servers. +* VPN Services:: VPN daemons. * Network File System:: NFS related services. * Continuous Integration:: The Cuirass service. * Miscellaneous Services:: Other services. @@ -12354,6 +12356,364 @@ Whether the server should add its configuration to response. @end table @end deftp +@node VPN Services +@subsubsection VPN Services +@cindex VPN (virtual private network) +@cindex virtual private network (VPN) + +The @code{(gnu services vpn)} module provides services related to +@dfn{virtual private networks} (VPNs). It provides a @emph{client} service for +your machine to connect to a VPN, and a @emph{servire} service for your machine +to host a VPN. Both services use @uref{https://openvpn.net/, OpenVPN}. + +@deffn {Scheme Procedure} openvpn-client-service @ + [#:config (openvpn-client-configuration)] + +Return a service that runs @command{openvpn}, a VPN daemon, as a client. +@end deffn + +@deffn {Scheme Procedure} openvpn-server-service @ + [#:config (openvpn-server-configuration)] + +Return a service that runs @command{openvpn}, a VPN daemon, as a server. + +Both can be run simultaneously. +@end deffn + +@c %automatically generated documentation + +Available @code{openvpn-client-configuration} fields are: + +@deftypevr @code{openvpn-client-configuration} parameter package openvpn +The OpenVPN package. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter string pid-file +The OpenVPN pid file. + +Defaults to @samp{"/var/run/openvpn/openvpn.pid"}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter proto proto +The protocol (UDP or TCP) used to open a channel between clients and +servers. + +Defaults to @samp{udp}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter dev dev +The device type used to represent the VPN connection. + +Defaults to @samp{tun}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter string ca +The certificate authority to check connections against. + +Defaults to @samp{"/etc/openvpn/ca.crt"}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter string cert +The certificate of the machine the daemon is running on. It should be +signed by the authority given in @code{ca}. + +Defaults to @samp{"/etc/openvpn/client.crt"}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter string key +The key of the machine the daemon is running on. It must be the key whose +certificate is @code{cert}. + +Defaults to @samp{"/etc/openvpn/client.key"}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter boolean comp-lzo? +Whether to use the lzo compression algorithm. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter boolean persist-key? +Don't re-read key files across SIGUSR1 or --ping-restart. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter boolean persist-tun? +Don't close and reopen TUN/TAP device or run up/down scripts across +SIGUSR1 or --ping-restart restarts. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter number verbosity +Verbosity level. + +Defaults to @samp{3}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter tls-auth-client tls-auth +Add an additional layer of HMAC authentication on top of the TLS control +channel to protect against DoS attacks. + +Defaults to @samp{#f}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter key-usage verify-key-usage? +Whether to check the server certificate has server usage extension. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter bind bind? +Bind to a specific local port number. + +Defaults to @samp{#f}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter resolv-retry resolv-retry? +Retry resolving server address. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-client-configuration} parameter openvpn-remote-list remote +A list of remote servers to connect to. + +Defaults to @samp{()}. + +Available @code{openvpn-remote-configuration} fields are: + +@deftypevr @code{openvpn-remote-configuration} parameter string name +Server name. + +Defaults to @samp{"my-server"}. + +@end deftypevr + +@deftypevr @code{openvpn-remote-configuration} parameter number port +Port number the server listens to. + +Defaults to @samp{1194}. + +@end deftypevr + +@end deftypevr +@c %end of automatic openvpn-client documentation + +@c %automatically generated documentation + +Available @code{openvpn-server-configuration} fields are: + +@deftypevr @code{openvpn-server-configuration} parameter package openvpn +The OpenVPN package. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter string pid-file +The OpenVPN pid file. + +Defaults to @samp{"/var/run/openvpn/openvpn.pid"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter proto proto +The protocol (UDP or TCP) used to open a channel between clients and +servers. + +Defaults to @samp{udp}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter dev dev +The device type used to represent the VPN connection. + +Defaults to @samp{tun}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter string ca +The certificate authority to check connections against. + +Defaults to @samp{"/etc/openvpn/ca.crt"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter string cert +The certificate of the machine the daemon is running on. It should be +signed by the authority given in @code{ca}. + +Defaults to @samp{"/etc/openvpn/client.crt"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter string key +The key of the machine the daemon is running on. It must be the key whose +certificate is @code{cert}. + +Defaults to @samp{"/etc/openvpn/client.key"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter boolean comp-lzo? +Whether to use the lzo compression algorithm. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter boolean persist-key? +Don't re-read key files across SIGUSR1 or --ping-restart. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter boolean persist-tun? +Don't close and reopen TUN/TAP device or run up/down scripts across +SIGUSR1 or --ping-restart restarts. + +Defaults to @samp{#t}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter number verbosity +Verbosity level. + +Defaults to @samp{3}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter tls-auth-server tls-auth +Add an additional layer of HMAC authentication on top of the TLS control +channel to protect against DoS attacks. + +Defaults to @samp{#f}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter number port +Specifies the port number on which the server listens. + +Defaults to @samp{1194}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter ip-mask server +An ip and mask specifying the subnet inside the virtual network. + +Defaults to @samp{"10.8.0.0 255.255.255.0"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter cidr6 server-ipv6 +A CIDR notation specifying the IPv6 subnet inside the virtual network. + +Defaults to @samp{#f}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter string dh +The Diffie-Hellman parameters file. + +Defaults to @samp{"/etc/openvpn/dh2048.pem"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter string ifconfig-pool-persist +The file that records client IPs. + +Defaults to @samp{"/etc/openvpn/ipp.txt"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter gateway redirect-gateway? +When true, the server will act as a gateway for its clients. + +Defaults to @samp{#f}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter boolean client-to-client? +When true, clients are alowed to talk to each other inside the VPN. + +Defaults to @samp{#f}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter keepalive keepalive +Causes ping-like messages to be sent back and forth over the link so +that each side knows when the other side has gone down. @code{keepalive} +requires a pair. The first element is the period of the ping sending, +and the second element is the timeout before considering the other side +down. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter number max-clients +The maximum number of clients. + +Defaults to @samp{100}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter string status +The status file. This file shows a small report on current connection. +It is trunkated and rewritten every minute. + +Defaults to @samp{"/var/run/openvpn/status"}. + +@end deftypevr + +@deftypevr @code{openvpn-server-configuration} parameter openvpn-ccd-list client-config-dir +The list of configuration for some clients. + +Defaults to @samp{()}. + +Available @code{openvpn-ccd-configuration} fields are: + +@deftypevr @code{openvpn-ccd-configuration} parameter string name +Client name. + +Defaults to @samp{"client"}. + +@end deftypevr + +@deftypevr @code{openvpn-ccd-configuration} parameter ip-mask iroute +Client own network + +Defaults to @samp{#f}. + +@end deftypevr + +@deftypevr @code{openvpn-ccd-configuration} parameter ip-mask ifconfig-push +Client VPN IP. + +Defaults to @samp{#f}. + +@end deftypevr + +@end deftypevr + + +@c %end of automatic openvpn-server documentation + + @node Network File System @subsubsection Network File System @cindex NFS |