diff options
Diffstat (limited to 'appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshServiceImpl.java')
-rw-r--r-- | appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshServiceImpl.java | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshServiceImpl.java b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshServiceImpl.java new file mode 100644 index 000000000..1c584cdb9 --- /dev/null +++ b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshServiceImpl.java @@ -0,0 +1,109 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP : APPC + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Copyright (C) 2017 Amdocs + * ============================================================================= + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + * ============LICENSE_END========================================================= + */ + +package org.onap.appc.dg.ssh.impl; + +import com.fasterxml.jackson.databind.ObjectMapper; + +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.util.Map; + +import org.onap.appc.adapter.ssh.SshAdapter; +import org.onap.appc.adapter.ssh.SshConnection; +import org.onap.appc.adapter.ssh.SshConnectionDetails; +import org.onap.appc.dg.ssh.SshService; +import org.onap.appc.exceptions.APPCException; +import com.att.eelf.configuration.EELFLogger; +import com.att.eelf.configuration.EELFManager; +import org.onap.ccsdk.sli.core.sli.SvcLogicContext; + + +public class SshServiceImpl implements SshService { + + private static final EELFLogger logger = EELFManager.getInstance().getApplicationLogger(); + private static final ObjectMapper mapper = new ObjectMapper(); + + private SshAdapter sshAdapter; + + public void setSshAdapter(SshAdapter sshAdapter) { + this.sshAdapter = sshAdapter; + } + + @Override + public void exec(Map<String, String> params, SvcLogicContext ctx) throws APPCException { + SshConnectionDetails connectionDetails = resolveConnectionDetails(params.get(PARAM_IN_connection_details)); + String command = params.get(PARAM_IN_command); + logger.debug("=> Connecting to SSH server..."); + SshConnection sshConnection = sshAdapter.getConnection(connectionDetails.getHost(), connectionDetails.getPort(), connectionDetails.getUsername(), connectionDetails.getPassword()); + sshConnection.connect(); + try { + logger.debug("=> Connected to SSH server..."); + logger.debug("=> Running SSH command..."); + long timeout = DEF_timeout; + String stimeout = params.get(PARAM_IN_timeout); + if ((stimeout != null && !stimeout.isEmpty())) { + timeout = Long.parseLong(stimeout); + } + sshConnection.setExecTimeout(timeout); + ByteArrayOutputStream stdout = new ByteArrayOutputStream(); + ByteArrayOutputStream stderr = new ByteArrayOutputStream(); + int status = sshConnection.execCommand(command, stdout, stderr); + String stdoutRes = stdout.toString(); + String stderrRes = stderr.toString(); + logger.debug("=> executed SSH command"); + ctx.setAttribute(PARAM_OUT_status, String.format("%01d", status)); + ctx.setAttribute(PARAM_OUT_stdout, stdoutRes); + ctx.setAttribute(PARAM_OUT_stderr, stderrRes); + } finally { + sshConnection.disconnect(); + } + } + + private SshConnectionDetails resolveConnectionDetails(String connectionDetailsStr) throws APPCException { + SshConnectionDetails connectionDetails = null; + try { + connectionDetails = mapper.readValue(connectionDetailsStr, SshConnectionDetails.class); + if (0 == connectionDetails.getPort()) connectionDetails.setPort(DEF_port); + } catch (IOException e) { + throw new APPCException(e); + } + return connectionDetails; + } + + @Override + public void execWithStatusCheck(Map<String, String> params, SvcLogicContext ctx) throws APPCException { + exec(params, ctx); + int status = Integer.parseInt(ctx.getAttribute(PARAM_OUT_status)); + if(status != DEF_SUCCESS_STATUS) { + StringBuilder errmsg = new StringBuilder(); + errmsg.append("SSH command returned error status [").append(status).append(']'); + String stderr = ctx.getAttribute(PARAM_OUT_stderr); + if((stderr != null) && !stderr.isEmpty()) { + errmsg.append(". Error: [").append(stderr).append(']'); + } + throw new APPCException(errmsg.toString()); + } + } +} |