[keycloak-user] KeyCloak HA on AWS EC2 with docker - cluster is up but login fails

Haim Vana haimv at perfectomobile.com
Tue Aug 16 09:01:19 EDT 2016


Hi,

We are trying to set KeyCloak 1.9.3 with HA on AWS EC2 with docker, the cluster is up without errors however the login fails with the below error:

WARN [org.keycloak.events] (default task-10) type=LOGIN_ERROR, realmId=master, clientId=null, userId=null, ipAddress=172.30.200.171, error=invalid_code

we have followed this (http://lists.jboss.org/pipermail/keycloak-user/2016-February/004940.html ) post but used S3_PING instead of JDBC_PING.

It seems that the nodes detect each other:

INFO [org.infinispan.remoting.transport.jgroups.JGroupsTransport] (Incoming-2,ee,6dbce1e2a05a) ISPN000094: Received new cluster view for channel keycloak: [6dbce1e2a05a|1] (2) [6dbce1e2a05a, 75f2b2e98cfd]

We suspect that the nodes doesn't communicate with each other, when we queried the jboss mbean "jboss.as.expr:subsystem=jgroups,channel=ee" the result was:
jgroups,channel=ee = [6dbce1e2a05a|1] (2) [6dbce1e2a05a, 75f2b2e98cfd]
jgroups,channel=ee  receivedMessages = 0
jgroups,channel=ee  sentMessages = 0

And for the second node:
jgroups,channel=ee = [6dbce1e2a05a|1] (2) [6dbce1e2a05a, 75f2b2e98cfd]
jgroups,channel=ee  receivedMessages = 0
jgroups,channel=ee  sentMessages = 5


We also verified that the TCP  ports 57600 and 7600 are open.

Any idea what might cause it ?


Here is the relevant standalone-ha.xml configuration and below is that startup command:

<subsystem xmlns="urn:jboss:domain:jgroups:4.0">
            <channels default="ee">
                <channel name="ee" stack="tcp"/>
            </channels>
            <stacks>
                <stack name="udp">
                    <transport type="UDP" socket-binding="jgroups-udp"/>
                    <protocol type="PING"/>
                    <protocol type="MERGE3"/>
                    <protocol type="FD_SOCK" socket-binding="jgroups-udp-fd"/>
                    <protocol type="FD_ALL"/>
                    <protocol type="VERIFY_SUSPECT"/>
                    <protocol type="pbcast.NAKACK2"/>
                    <protocol type="UNICAST3"/>
                    <protocol type="pbcast.STABLE"/>
                    <protocol type="pbcast.GMS"/>
                    <protocol type="UFC"/>
                    <protocol type="MFC"/>
                    <protocol type="FRAG2"/>
                </stack>
                <stack name="tcp">
                    <transport type="TCP" socket-binding="jgroups-tcp">
                        <property name="external_addr">200.129.4.189</property>
                    </transport>
                    <protocol type="S3_PING">
                                <property name="access_key">AAAAAAAAAAAAAA</property>
                                <property name="secret_access_key">BBBBBBBBBBBBBB</property>
                                <property name="location">CCCCCCCCCCCCCCCCCCCC</property>
                </protocol>
                    <protocol type="MERGE3"/>
                    <protocol type="FD_SOCK" socket-binding="jgroups-tcp-fd">
                        <property name="external_addr">200.129.4.189</property>
                    </protocol>
                    <protocol type="FD"/>
                    <protocol type="VERIFY_SUSPECT"/>
                    <protocol type="pbcast.NAKACK2"/>
                    <protocol type="UNICAST3"/>
                    <protocol type="pbcast.STABLE"/>
                    <protocol type="pbcast.GMS"/>
                    <protocol type="MFC"/>
                    <protocol type="FRAG2"/>
                </stack>
            </stacks>
        </subsystem>


        <socket-binding name="jgroups-tcp" interface="public" port="7600"/>
        <socket-binding name="jgroups-tcp-fd" interface="public" port="57600"/>

And we start the server using the below ($INTERNAL_HOST_IP is the container internal IP address):
standalone.sh -c=standalone-ha.xml -b=$INTERNAL_HOST_IP -bmanagement=$INTERNAL_HOST_IP -bprivate=$INTERNAL_HOST_IP


Any help will be appreciated.


Thanks,
Haim.


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