diff options
author | Muthuramalingam, Brinda Santh(bs2796) <bs2796@att.com> | 2018-11-19 12:48:31 -0500 |
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committer | Muthuramalingam, Brinda Santh(bs2796) <bs2796@att.com> | 2018-11-28 19:46:23 -0500 |
commit | d2ec19b59ee0bdc1ba3a22baff5d0d30bd8a9e19 (patch) | |
tree | d0ddce3aee20da3f8ea6376b4201d13e5ed1cd83 /ms/blueprintsprocessor/functions/python-executor/src/main/kotlin | |
parent | 3f83c10aa60ccecd020b06917de694ec11f544b0 (diff) |
Implement Base Jython Executor function.
Change-Id: I3fb066a021de4a7b3aa1fce7f6c191bc3944fb51
Issue-ID: CCSDK-696
Signed-off-by: Muthuramalingam, Brinda Santh(bs2796) <bs2796@att.com>
Diffstat (limited to 'ms/blueprintsprocessor/functions/python-executor/src/main/kotlin')
3 files changed, 195 insertions, 0 deletions
diff --git a/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/ComponentPythonExecutor.kt b/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/ComponentPythonExecutor.kt new file mode 100644 index 000000000..823b13f27 --- /dev/null +++ b/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/ComponentPythonExecutor.kt @@ -0,0 +1,82 @@ +/* + * Copyright © 2017-2018 AT&T Intellectual Property. + * + * 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. + */ + +package org.onap.ccsdk.apps.blueprintsprocessor.functions.python.executor + +import org.apache.commons.io.FilenameUtils +import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ExecutionServiceInput +import org.onap.ccsdk.apps.blueprintsprocessor.functions.python.executor.utils.PythonExecutorUtils +import org.onap.ccsdk.apps.blueprintsprocessor.services.execution.AbstractComponentFunction +import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants +import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException +import org.onap.ccsdk.apps.controllerblueprints.core.checkNotEmptyNThrow +import org.onap.ccsdk.apps.controllerblueprints.core.data.OperationAssignment +import org.slf4j.LoggerFactory +import org.springframework.stereotype.Component + +@Component("component-python-executor") +class ComponentPythonExecutor(private val pythonExecutorProperty: PythonExecutorProperty) : AbstractComponentFunction() { + + private val log = LoggerFactory.getLogger(ComponentPythonExecutor::class.java) + + private var componentFunction: AbstractComponentFunction? = null + + + override fun process(executionServiceInput: ExecutionServiceInput) { + + log.info("Processing : ${executionServiceInput.metadata}") + checkNotNull(bluePrintRuntimeService) { "failed to get bluePrintRuntimeService" } + + val bluePrintContext = bluePrintRuntimeService!!.bluePrintContext() + + val operationAssignment: OperationAssignment = bluePrintContext + .nodeTemplateInterfaceOperation(nodeTemplateName, interfaceName, operationName) + + val blueprintBasePath: String = bluePrintRuntimeService!!.get(BluePrintConstants.PROPERTY_BLUEPRINT_BASE_PATH)?.asText() + ?: throw BluePrintProcessorException("python execute path is missing for node template ($nodeTemplateName)") + + val artifactName: String = operationAssignment.implementation?.primary + ?: throw BluePrintProcessorException("missing primary field to get artifact name for node template ($nodeTemplateName)") + + val artifactDefinition = bluePrintRuntimeService!!.resolveNodeTemplateArtifactDefinition(nodeTemplateName, artifactName) + + val pythonFileName = artifactDefinition.file + ?: throw BluePrintProcessorException("missing file name for node template ($nodeTemplateName)'s artifactName($artifactName)") + + val pythonClassName = FilenameUtils.getBaseName(pythonFileName) + + val content: String? = bluePrintRuntimeService!!.resolveNodeTemplateArtifact(nodeTemplateName, artifactName) + + checkNotEmptyNThrow(content, "artifact ($artifactName) content is empty") + + val pythonPath: MutableList<String> = operationAssignment.implementation?.dependencies ?: arrayListOf() + pythonPath.add(blueprintBasePath) + pythonPath.addAll(pythonExecutorProperty.modulePaths) + + val properties: MutableMap<String, Any> = hashMapOf() + properties["log"] = log + + componentFunction = PythonExecutorUtils.getPythonComponent(pythonExecutorProperty.executionPath, pythonPath, content, pythonClassName, properties) + + componentFunction!!.process(executionServiceInput) + + } + + override fun recover(runtimeException: RuntimeException, executionRequest: ExecutionServiceInput) { + componentFunction!!.recover(runtimeException, executionRequest) + } + +}
\ No newline at end of file diff --git a/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/PythonExecutorConfiguration.kt b/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/PythonExecutorConfiguration.kt new file mode 100644 index 000000000..dd80fb0ae --- /dev/null +++ b/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/PythonExecutorConfiguration.kt @@ -0,0 +1,36 @@ +/* + * Copyright © 2017-2018 AT&T Intellectual Property. + * + * 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. + */ + +package org.onap.ccsdk.apps.blueprintsprocessor.functions.python.executor + +import org.springframework.beans.factory.annotation.Value +import org.springframework.boot.context.properties.EnableConfigurationProperties +import org.springframework.context.annotation.ComponentScan +import org.springframework.context.annotation.Configuration + +@Configuration +@ComponentScan +@EnableConfigurationProperties +open class PythonExecutorConfiguration + +@Configuration +open class PythonExecutorProperty { + @Value("\${blueprints.processor.functions.python.executor.executionPath}") + lateinit var executionPath: String + @Value("#{'\${blueprints.processor.functions.python.executor.modulePaths}'.split(',')}") + lateinit var modulePaths: List<String> + +}
\ No newline at end of file diff --git a/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/utils/PythonExecutorUtils.kt b/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/utils/PythonExecutorUtils.kt new file mode 100644 index 000000000..66c919d4d --- /dev/null +++ b/ms/blueprintsprocessor/functions/python-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/python/executor/utils/PythonExecutorUtils.kt @@ -0,0 +1,77 @@ +/* + * Copyright © 2017-2018 AT&T Intellectual Property. + * + * 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. + */ + +package org.onap.ccsdk.apps.blueprintsprocessor.functions.python.executor.utils + +import org.onap.ccsdk.apps.blueprintsprocessor.services.execution.AbstractComponentFunction +import org.python.core.PyObject +import org.python.util.PythonInterpreter +import org.slf4j.LoggerFactory +import java.util.* + +class PythonExecutorUtils { + companion object { + + private val log = LoggerFactory.getLogger(PythonExecutorUtils::class.java) + + fun getPythonComponent(executePath: String, pythonPath: MutableList<String>, content: String?, interfaceName: String, + properties: MutableMap<String, Any>): AbstractComponentFunction { + + initPython(executePath, pythonPath, arrayListOf()) + val pythonInterpreter = PythonInterpreter() + + properties.forEach { (name, value) -> + pythonInterpreter.set(name, value) + } + + pythonInterpreter.exec("import sys") + + content?.let { + pythonInterpreter.exec(content) + } + + val initCommand = interfaceName.plus(" = ").plus(interfaceName).plus("()") + pythonInterpreter.exec(initCommand) + val pyObject: PyObject = pythonInterpreter.get(interfaceName) + + log.info("Component Object {}", pyObject) + + return pyObject.__tojava__(AbstractComponentFunction::class.java) as AbstractComponentFunction + } + + private fun initPython(executablePath: String, + pythonPath: MutableList<String>, argv: MutableList<String>) { + + val props = Properties() + // Build up the python.path + val sb = StringBuilder() + sb.append(System.getProperty("java.class.path")) + + for (p in pythonPath) { + sb.append(":").append(p) + } + log.debug("Paths : $sb") + + props["python.import.site"] = "true" + props.setProperty("python.path", sb.toString()) + props.setProperty("python.verbose", "error") + props.setProperty("python.executable", executablePath) + + PythonInterpreter.initialize(System.getProperties(), props, argv.toTypedArray()) + } + + } +}
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