<title>Overview</title>
<para>keactrl is a shell script which controls the startup, shutdown
and reconfiguration of the Kea servers (<command>kea-dhcp4</command>,
- <command>kea-dhcp6</command> and <command>kea-dhcp-ddns</command>). It
- also provides the means for checking the current status of the servers
- and determining the configuration files in use.
+ <command>kea-dhcp6</command>, <command>kea-dhcp-ddns</command> and
+ <command>kea-ctrl-agent</command>). It also provides the means for
+ checking the current status of the servers and determining the
+ configuration files in use.
</para>
</section>
<screen>
# This is a configuration file for keactrl script which controls
# the startup, shutdown, reconfiguration and gathering the status
-# of the Kea servers.
+# of the Kea's processes.
# prefix holds the location where the Kea is installed.
-prefix=/usr/local
+prefix=@prefix@
# Location of Kea configuration file.
-kea_config_file=${prefix}/etc/kea/kea.conf
+kea_config_file=@sysconfdir@/@PACKAGE@/kea.conf
# Location of Kea binaries.
-exec_prefix=${prefix}
-dhcp4_srv=${exec_prefix}/sbin/kea/kea-dhcp4
-dhcp6_srv=${exec_prefix}/sbin/kea/kea-dhcp6
-dhcp_ddns_srv=${exec_prefix}/sbin/kea/kea-dhcp-ddns
+exec_prefix=@exec_prefix@
+dhcp4_srv=@sbindir@/kea-dhcp4
+dhcp6_srv=@sbindir@/kea-dhcp6
+dhcp_ddns_srv=@sbindir@/kea-dhcp-ddns
+ctrl_agent_srv=@sbindir@/kea-ctrl-agent
# Start DHCPv4 server?
dhcp4=yes
dhcp6=yes
# Start DHCP DDNS server?
-dhcp_ddns=yes
+dhcp_ddns=no
+
+# Start Control Agent?
+ctrl_agent=yes
# Be verbose?
kea_verbose=no
</para>
<para>
- The <parameter>dhcp4</parameter>, <parameter>dhcp6</parameter> and
- <parameter>dhcp_ddns</parameter> parameters set to "yes" configure
- <command>keactrl</command> to manage (start, reconfigure) all servers,
- i.e. <command>kea-dhcp4</command>, <command>kea-dhcp6</command> and
- <command>kea-dhcp-ddns</command>. When any of these parameters is set to
- "no" the <command>keactrl</command> will ignore
+ The <parameter>dhcp4</parameter>, <parameter>dhcp6</parameter>,
+ <parameter>dhcp_ddns</parameter> and <parameter>ctrl_agent</parameter>
+ parameters set to "yes" configure <command>keactrl</command> to manage
+ (start, reconfigure) all servers, i.e. <command>kea-dhcp4</command>,
+ <command>kea-dhcp6</command>, <command>kea-dhcp-ddns</command> and
+ <command>kea-ctrl-agent</command>. When any of these parameters is set
+ to "no" the <command>keactrl</command> will ignore
the corresponding server when starting or reconfiguring Kea.
</para>
should work for most installations. If the default
location needs to be altered for any reason, the paths
specified with the <parameter>dhcp4_srv</parameter>,
- <parameter>dhcp6_srv</parameter> and <parameter>dhcp_ddns_srv</parameter>
- parameters should be modified.
+ <parameter>dhcp6_srv</parameter>, <parameter>dhcp_ddns_srv</parameter>
+ and <parameter>ctrl_agent_srv</parameter> parameters should be modified.
</para>
<para>
INFO/keactrl: Starting kea-dhcp4 -c /usr/local/etc/kea/kea.conf -d
INFO/keactrl: Starting kea-dhcp6 -c /usr/local/etc/kea/kea.conf -d
INFO/keactrl: Starting kea-dhcp-ddns -c /usr/local/etc/kea/kea.conf -d
+INFO/keactrl: Starting kea-ctrl-agent -c /usr/local/etc/kea/kea.conf -d
</screen>
</para>
INFO/keactrl: kea-dhcp4 appears to be running, see: PID 10918, PID file: /usr/local/var/kea/kea.kea-dhcp4.pid.
INFO/keactrl: kea-dhcp6 appears to be running, see: PID 10924, PID file: /usr/local/var/kea/kea.kea-dhcp6.pid.
INFO/keactrl: kea-dhcp-ddns appears to be running, see: PID 10930, PID file: /usr/local/var/kea/kea.kea-dhcp-ddns.pid.
+INFO/keactrl: kea-ctrl-agent appears to be running, see: PID 10931, PID file: /usr/local/var/kea/kea.kea-ctrl-agent.pid.
</screen>
During normal shutdowns these PID files are deleted. They may, however,
be left over as remnants following a system crash. It is possible,
INFO/keactrl: Stopping kea-dhcp4...
INFO/keactrl: Stopping kea-dhcp6...
INFO/keactrl: Stopping kea-dhcp-ddns...
+INFO/keactrl: Stopping kea-ctrl-agent...
</screen>
Note that the <command>stop</command> will attempt to stop all servers
regardless of whether they are "enabled" in the <filename>keactrl.conf</filename>.
INFO/keactrl: kea-dhcp4 isn't running.
INFO/keactrl: kea-dhcp6 isn't running.
INFO/keactrl: kea-dhcp-ddns isn't running.
+INFO/keactrl: kea-ctrl-agent isn't running.
</screen>
</para>
INFO/keactrl: Reloading kea-dhcp4...
INFO/keactrl: Reloading kea-dhcp6...
INFO/keactrl: Reloading kea-dhcp-ddns...
+INFO/keactrl: Reloading kea-ctrl-agent...
</screen>
If any of the servers are not running, an informational message
is displayed as in the <command>reload</command> command output below.
INFO/keactrl: kea-dhcp4 isn't running.
INFO/keactrl: kea-dhcp6 isn't running.
INFO/keactrl: kea-dhcp-ddns isn't running.
+INFO/keactrl: kea-ctrl-agent isn't running.
</screen>
</para>
DHCPv4 server: active
DHCPv6 server: inactive
DHCP DDNS: active
+Control Agent: active
Kea configuration file: /usr/local/etc/kea/kea.conf
keactrl configuration file: /usr/local/etc/kea/keactrl.conf
</screen>
command is issued. For example, the following
instructs <command>keactrl</command> to stop the
<command>kea-dhcp4</command> and <command>kea-dhcp6</command> servers
- and leave the <command>kea-dhcp-ddns</command> server running:
+ and leave the <command>kea-dhcp-ddns</command> and
+ <command>kea-ctrl-agent</command> running:
<screen>
<userinput>$ keactrl stop -s dhcp4,dhcp6</userinput>
</screen>
<para>
Similarly, the following
will only start the <command>kea-dhcp4</command> and
- <command>kea-dhcp-ddns</command> servers and not
- <command>kea-dhcp6</command>.
+ <command>kea-dhcp-ddns</command> servers and not:
+ <command>kea-dhcp6</command>, <command>kea-ctrl-agent</command>.
<screen>
<userinput>$ keactrl start -s dhcp4,dhcp_ddns</userinput>
</screen>
<listitem><simpara>
<command>dhcp_ddns</command> for <command>kea-dhcp-ddns.</command>
</simpara></listitem>
+ <listitem><simpara>
+ <command>ctrl_agent</command> for <command>kea-ctrl-agent.</command>
+ </simpara></listitem>
<listitem><simpara>
<command>all</command> for all servers (default).
</simpara></listitem>