ovs-vsctl: Add the ability to perform multiple operations in a single run.

[sliver-openvswitch.git] / utilities / ovs-vsctl.8.in

diff --git a/utilities/ovs-vsctl.8.in b/utilities/ovs-vsctl.8.in
index b70f6c8..7f6326e 100644 (file)
--- a/utilities/ovs-vsctl.8.in
+++ b/utilities/ovs-vsctl.8.in
@@ -12,6 +12,7 @@ ovs\-vsctl \- utility for querying and configuring \fBovs\-vswitchd\fR
 .
 .SH SYNOPSIS
 \fBovs\-vsctl\fR [\fIoptions\fR] \fIcommand \fR[\fIargs\fR\&...]
+[\fB\-\-\fR \fIcommand \fR[\fIargs\fR\&...]]
 .
 .SH DESCRIPTION
 The \fBovs\-vsctl\fR program configures \fBovs\-vswitchd\fR(8), mainly
@@ -22,7 +23,8 @@ when \fBovs\-vswitchd\fR is running, but it can also be used when
 changes will only take effect when \fBovs\-vswitchd\fR is started.
 .PP
 By default, each time \fBovs\-vsctl\fR runs, it examines and,
-depending on the requested command, possibly applies changes to an
+depending on the requested command or commands, possibly applies
+changes to an
 \fBovs\-vswitchd.conf\fR file.  Then, if it applied any changes and if
 \fBovs\-vswitchd\fR is running, it tells \fBovs\-vswitchd\fR to reload
 the modified configuration file and waits for the reload to complete
@@ -94,6 +96,17 @@ If neither \fB\-t\fR nor \fB\-\-target\fR is specified, the default target is
 Prevents \fBovs\-vsctl\fR from telling \fBovs\-vswitchd\fR to reload
 its configuration file.
 .
+.IP "\fB\-\-no\-syslog\fR"
+By default, \fBovs\-vsctl\fR logs its arguments and the details of any
+changes that it makes to the system log.  This option disables this
+logging.
+.IP "\fB\-\-oneline\fR"
+Modifies the output format so that the output for each command is printed
+on a single line.  New-line characters that would otherwise separate
+lines are printed as \fB\\n\fR, and any instances of \fB\\\fR that
+would otherwise appear in the output are doubled.
+Prints a blank line for each command that has no output.
+.
 .SH COMMANDS
 The commands implemented by \fBovs\-vsctl\fR are described in the
 sections below.
@@ -152,8 +165,10 @@ Creates on \fIbridge\fR a new port named \fIport\fR that bonds
 together the network devices given as each \fIiface\fR.  At least two
 interfaces must be named.
 .
-.IP "\fBdel\-port \fIbridge port\fR"
-Deletes \fBport\fR from \fIbridge\fR.
+.IP "\fBdel\-port \fR[\fIbridge\fR] \fIport\fR"
+Deletes \fIport\fR.  If \fIbridge\fR is omitted, \fIport\fR is removed
+from whatever bridge contains it; if \fIbridge\fR is specified, it
+must be the real or fake bridge that contains \fIport\fR.
 .
 .IP "\fBport\-to\-br \fIport\fR"
 Prints the name of the bridge that contains \fIport\fR on standard
@@ -173,6 +188,16 @@ list.
 .IP "\fBiface\-to\-br \fIiface\fR"
 Prints the name of the bridge that contains \fIiface\fR on standard
 output.
+.SH "EXAMPLES"
+Create a new bridge named br0 and add port eth0 to it:
+.IP
+.B "ovs-vsctl add\-br br0"
+.br
+.B "ovs-vsctl add\-port br0 eth0"
+.PP
+Alternatively, perform both operations in a single atomic transaction:
+.IP 
+.B "ovs-vsctl add\-br br0 \-\- add\-port br0 eth0"
 .
 .SH "EXIT STATUS"
 .IP "0"