diff options
Diffstat (limited to 'usr.sbin/relayd/relayd.conf.5')
| -rw-r--r-- | usr.sbin/relayd/relayd.conf.5 | 63 |
1 files changed, 30 insertions, 33 deletions
diff --git a/usr.sbin/relayd/relayd.conf.5 b/usr.sbin/relayd/relayd.conf.5 index e8275a9b26b..6bcbd2cb034 100644 --- a/usr.sbin/relayd/relayd.conf.5 +++ b/usr.sbin/relayd/relayd.conf.5 @@ -1,4 +1,4 @@ -.\" $OpenBSD: relayd.conf.5,v 1.3 2006/12/16 12:42:14 reyk Exp $ +.\" $OpenBSD: relayd.conf.5,v 1.4 2006/12/18 19:48:04 jmc Exp $ .\" .\" Copyright (c) 2006 Pierre-Yves Ritschard <pyr@spootnik.org> .\" @@ -19,17 +19,14 @@ .Os .Sh NAME .Nm hostated.conf -.Nd Host Status daemon configuration file. +.Nd Host Status daemon configuration file .Sh DESCRIPTION -The -.Xr hostated 8 -daemon maintains -.Xr pf 4 -tables up to date. +.Nm +is the configuration file for the Host Status Daemon, +.Xr hostated 8 . .Sh SECTIONS -The .Nm -configuration file is divided into four main sections. +is divided into four main sections: .Bl -tag -width xxxx .It Sy Macros User-defined variables may be defined and used later, simplifying the @@ -87,38 +84,37 @@ Only one health-checking method can be used per table. Table specific configuration directives are described below. .Bl -tag -width Ds .It Ic check tcp -Use a simple tcp connect to check that hosts are up. +Use a simple TCP connect to check that hosts are up. .It Ic check icmp -Ping hosts in this table to determine wether they are up or not. -This method will automatically use icmp or icmpv6 depending on the +Ping hosts in this table to determine whether they are up or not. +This method will automatically use ICMP or ICMPV6 depending on the address family of each host. .It Ic check http Ar path Ic code Ar number For each host in the table, verify that retrieving the URL .Ar path gives the HTTP return code -.Ar number +.Ar number . .It Ic check http Ar path Ic digest Ar string For each host in the table, verify that retrieving the URL .Ar path produces a content whose SHA1 digest is .Ar digest . The digest does not take the HTTP headers into account. -To compute the digest you can use this simple command: -.Bd -literal -offset 2n +To compute the digest, use this simple command: +.Bd -literal -offset indent ftp -o - http://host[:port]/path | sha1 .Ed .Pp -This will give you a digest of the form -.Bd -literal -offset 2n +This gives a digest +that can be used as is in a digest statement: +.Bd -literal -offset indent a9993e36476816aba3e25717850c26c9cd0d89d .Ed -.Pp -that you can use as-is in your digest statement. .It Ic timeout Ar number Set the timeout in milliseconds for each host that is checked. The default timeout is 200 milliseconds. .It Ic real port Ar number -When using the tcp or http checking methods, use this port to connect +When using the TCP or HTTP checking methods, use this port to connect to hosts. This parameter is mandatory. Main and backup tables need to have the same real port. @@ -128,14 +124,15 @@ Add the host whose address is to the list of hosts to be checked in this table. Each table needs at least one host. .It Ic disable -Start the table disabled, no hosts will be checked in this table. +Start the table disabled \(en no hosts will be checked in this table. The table can be later enabled through .Xr hostatectl 8 . .El .Sh SERVICES Services represent a .Xr pf 4 -rdr rule, they are used to specify which addresses will be redirected +rdr rule. +They are used to specify which addresses will be redirected to the hosts in the specified tables. The configuration directives that are valid in this context are described below. @@ -143,12 +140,11 @@ below. .It Ic virtual ip Ar address Ic port Ar number Specify an address and a port that will be used to redirect requests to the hosts in the main or backup table. -Optionally an interface name can be specified like this. +Optionally an interface name can be given as follows, +to specify which interface the rdr rule will be enabled on: .Bd -literal -offset indent interface ``ifname'' .Ed -.Pp -to specify which interface the rdr rule will be enabled on. .It Ic table Ar name Specify the main table to be used. This is mandatory. @@ -158,18 +154,19 @@ are seen as down or disabled. .It Ic disable Set the service initially disabled. It can be later enabled through +.Xr hostatectl 8 . .It Ic tag Ar name Automatically tag packets passing through the .Xr pf 4 rdr rule with the name supplied. -This allows for easier filter rules in your main -.Xr pf 4 -configuration. -.Xr hostatectl 5 . +This allows simpler filter rules. .El .Sh EXAMPLE -This configuration file would create a service 'www' which load-balances -4 hosts and falls back to 1 host containing a ``sorry page'': +This configuration file would create a service +.Dq www +which load balances four hosts +and falls back to one host containing a +.Dq sorry page : .Bd -literal -offset indent ## ## @@ -214,5 +211,5 @@ service www { configuration file .El .Sh SEE ALSO -.Xr hostated 8 , -.Xr hostatectl 8 . +.Xr hostatectl 8 , +.Xr hostated 8 |