connection time out error for ranger usersync

[#1]

I am facing connection issue for ranger usersync. because of that my users and groups are not able to sync in ranger.

below is the error log of usersync.log

02 Jan 2019 17:54:38 DEBUG PolicyMgrUserGroupBuilder [UnixUserSyncThread] - ==> PolicyMgrUserGroupBuilder.buildGroupList
02 Jan 2019 17:56:45 ERROR UserGroupSync [UnixUserSyncThread] - Failed to initialize UserGroup source/sink. Will retry after 120000 milliseconds. Error details:
com.sun.jersey.api.client.ClientHandlerException: java.net.ConnectException: Connection timed out (Connection timed out)
        at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:151)
        at com.sun.jersey.api.client.filter.HTTPBasicAuthFilter.handle(HTTPBasicAuthFilter.java:104)
        at com.sun.jersey.api.client.Client.handle(Client.java:648)
        at com.sun.jersey.api.client.WebResource.handle(WebResource.java:680)
        at com.sun.jersey.api.client.WebResource.access$200(WebResource.java:74)
        at com.sun.jersey.api.client.WebResource$Builder.get(WebResource.java:507)
        at org.apache.ranger.unixusersync.process.PolicyMgrUserGroupBuilder.buildGroupList(PolicyMgrUserGroupBuilder.java:522)
        at org.apache.ranger.unixusersync.process.PolicyMgrUserGroupBuilder.buildUserGroupInfo(PolicyMgrUserGroupBuilder.java:201)
        at org.apache.ranger.unixusersync.process.PolicyMgrUserGroupBuilder.init(PolicyMgrUserGroupBuilder.java:170)
        at org.apache.ranger.usergroupsync.UserGroupSync.run(UserGroupSync.java:51)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.net.ConnectException: Connection timed out (Connection timed out)
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
        at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
        at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:668)
        at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173)
        at sun.net.NetworkClient.doConnect(NetworkClient.java:180)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)
        at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
        at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
        at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191)
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1138)
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1032)
        at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177)
        at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1546)
        at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1474)
        at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:480)
        at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(HttpsURLConnectionImpl.java:338)
        at com.sun.jersey.client.urlconnection.URLConnectionClientHandler._invoke(URLConnectionClientHandler.java:249)
        at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:149)
        ... 10 more

[#2 · Accepted solution]

The error is solved by changing security group from aws.