diff options
Diffstat (limited to 'appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh')
4 files changed, 331 insertions, 0 deletions
diff --git a/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/SshDBPlugin.java b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/SshDBPlugin.java new file mode 100644 index 000000000..da5e3dfe6 --- /dev/null +++ b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/SshDBPlugin.java @@ -0,0 +1,35 @@ +/*- + * ============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; + +import java.util.Map; + +import org.onap.appc.exceptions.APPCException; +import org.onap.ccsdk.sli.core.sli.SvcLogicContext; +import org.onap.ccsdk.sli.core.sli.SvcLogicJavaPlugin; + +public interface SshDBPlugin extends SvcLogicJavaPlugin { + void retrieveConnectionDetails(Map<String, String> params, SvcLogicContext ctx) throws APPCException; +} diff --git a/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/SshService.java b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/SshService.java new file mode 100644 index 000000000..591e58805 --- /dev/null +++ b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/SshService.java @@ -0,0 +1,102 @@ +/*- + * ============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; + +import java.util.Map; + +import org.onap.appc.exceptions.APPCException; +import org.onap.ccsdk.sli.core.sli.SvcLogicContext; +import org.onap.ccsdk.sli.core.sli.SvcLogicJavaPlugin; + +/** + * Set of common methods that can be called from DG. + */ +public interface SshService extends SvcLogicJavaPlugin { + + /** + * Input parameter for SHH connection details + */ + String PARAM_IN_connection_details = "connection_details"; + + /** + * Input parameter for SSH command to be executed. + */ + String PARAM_IN_command = "command"; + + /** + * Input parameter for SSH command timeout + */ + String PARAM_IN_timeout = "timeout"; + + /** + * Output parameter - SSH command execution status. + */ + String PARAM_OUT_status = "status"; + + /** + * Output parameter - content of SSH command stdout. + */ + String PARAM_OUT_stdout = "stdout"; + + /** + * Output parameter - content of SSH command stderr. + */ + String PARAM_OUT_stderr = "stderr"; + + /** + * Default SSH connection port. + */ + int DEF_port = 22; + + /** + * Default SSH command timeout + */ + long DEF_timeout = 120000; + + /** + * Default success status. + */ + int DEF_SUCCESS_STATUS = 0; + + /** + * Execute remote command over SSH. + * + * @param params contains list of input parameters required for the implementation + * @param ctx SLI service logic context + * @throws APPCException + */ + void exec(Map<String, String> params, SvcLogicContext ctx) throws APPCException; + + /** + * Execute remote command over SSH and check return status assuming that success status is 0. + * If non-zero status is returned - fail the execution by throwing exception with content written + * by command to stderr. + * + * @param params contains list of input parameters required for the implementation + * @param ctx SLI service logic context + * @throws APPCException + */ + void execWithStatusCheck(Map<String, String> params, SvcLogicContext ctx) throws APPCException; +} diff --git a/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshDBPluginImpl.java b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshDBPluginImpl.java new file mode 100644 index 000000000..c3dfc61d6 --- /dev/null +++ b/appc-dg/appc-dg-shared/appc-dg-ssh/src/main/java/org/onap/appc/dg/ssh/impl/SshDBPluginImpl.java @@ -0,0 +1,85 @@ +/*- + * ============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.att.eelf.i18n.EELFResourceManager; +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.ObjectMapper; + +import java.util.Map; + +import org.onap.appc.adapter.ssh.Constants; +import org.onap.appc.adapter.ssh.SshConnectionDetails; +import org.onap.appc.adapter.ssh.SshDataAccessException; +import org.onap.appc.adapter.ssh.SshDataAccessService; +import org.onap.appc.dg.ssh.SshDBPlugin; +import org.onap.appc.exceptions.APPCException; +import org.onap.appc.i18n.Msg; + +import com.att.eelf.configuration.EELFLogger; +import com.att.eelf.configuration.EELFManager; +import org.onap.ccsdk.sli.core.sli.SvcLogicContext; + +public class SshDBPluginImpl implements SshDBPlugin { + + private static EELFLogger logger = EELFManager.getInstance().getApplicationLogger(); + private static ObjectMapper mapper = new ObjectMapper(); + + private SshDataAccessService dataAccessService; + + public void setDataAccessService(SshDataAccessService dataAccessService) { + this.dataAccessService = dataAccessService; + } + + public void retrieveConnectionDetails(Map<String, String> params, SvcLogicContext ctx) throws APPCException { + SshConnectionDetails connectionDetails = new SshConnectionDetails(); + //String vnfType = ctx.getAttribute("aai.prefix")+"."+"vnf-type"; + String vnfType = params.get("vnf-type"); + try { + if (!dataAccessService.retrieveConnectionDetails(vnfType, connectionDetails)) { + logger.error("Missing connection details for VNF type: " + vnfType); + throw new APPCException("Missing configuration for " + vnfType + " in " + Constants.DEVICE_AUTHENTICATION_TABLE_NAME); + } + connectionDetails.setHost(params.get(Constants.VNF_HOST_IP_ADDRESS_FIELD_NAME)); + ctx.setAttribute(Constants.CONNECTION_DETAILS_FIELD_NAME, mapper.writeValueAsString(connectionDetails)); + } catch(APPCException e) { + String msg = EELFResourceManager.format(Msg.APPC_EXCEPTION, vnfType, e.getMessage()); + logger.error(msg); + ctx.setAttribute(Constants.ATTRIBUTE_ERROR_MESSAGE,msg); + throw e; + } catch(SshDataAccessException e) { + String msg = EELFResourceManager.format(Msg.SSH_DATA_EXCEPTION, e.getMessage()); + logger.error(msg); + ctx.setAttribute(Constants.ATTRIBUTE_ERROR_MESSAGE, msg); + throw e; + } catch (JsonProcessingException e) { + String msg = EELFResourceManager.format(Msg.JSON_PROCESSING_EXCEPTION, e.getMessage()); + logger.error(msg); + ctx.setAttribute(Constants.ATTRIBUTE_ERROR_MESSAGE, msg); + throw new APPCException(e); + } + } + +} 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()); + } + } +} |