From 292cce64a1a610283306a5f2280c787d8edb916d Mon Sep 17 00:00:00 2001 From: Dan Timoney Date: Thu, 9 Nov 2017 15:18:24 -0500 Subject: Add dhcp event handler Add event handler for DHCP event Change-Id: I2e23ace8ae481bf100f236a4e2723d721eec3470 Issue-ID: CCSDK-142 Signed-off-by: Dan Timoney --- dmaap-listener/pom.xml | 9 +- .../dmaapclient/SdncDhcpEventConsumer.java | 136 +++++++++++++++++++++ .../dmaapclient/TestSdncDhcpEventConsumer.java | 130 ++++++++++++++++++++ dmaap-listener/src/test/resources/dblib.properties | 38 ++++++ 4 files changed, 312 insertions(+), 1 deletion(-) create mode 100644 dmaap-listener/src/main/java/org/onap/ccsdk/sli/northbound/dmaapclient/SdncDhcpEventConsumer.java create mode 100644 dmaap-listener/src/test/java/org/onap/ccsdk/sli/northbound/dmaapclient/TestSdncDhcpEventConsumer.java create mode 100644 dmaap-listener/src/test/resources/dblib.properties (limited to 'dmaap-listener') diff --git a/dmaap-listener/pom.xml b/dmaap-listener/pom.xml index 6746cdd8..d1e173ca 100755 --- a/dmaap-listener/pom.xml +++ b/dmaap-listener/pom.xml @@ -34,7 +34,7 @@ org.slf4j slf4j-api - 1.7.10 + 1.7.21 org.slf4j @@ -68,6 +68,13 @@ ${junit.version} test + + ch.vorburger.mariaDB4j + mariaDB4j + 2.2.3 + test + + org.onap.ccsdk.sli.core dblib-provider diff --git a/dmaap-listener/src/main/java/org/onap/ccsdk/sli/northbound/dmaapclient/SdncDhcpEventConsumer.java b/dmaap-listener/src/main/java/org/onap/ccsdk/sli/northbound/dmaapclient/SdncDhcpEventConsumer.java new file mode 100644 index 00000000..666ed68e --- /dev/null +++ b/dmaap-listener/src/main/java/org/onap/ccsdk/sli/northbound/dmaapclient/SdncDhcpEventConsumer.java @@ -0,0 +1,136 @@ +package org.onap.ccsdk.sli.northbound.dmaapclient; + +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.IOException; +import java.sql.SQLException; +import java.util.Iterator; +import java.util.Map; +import java.util.Properties; + +import org.onap.ccsdk.sli.core.dblib.DBResourceManager; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import com.fasterxml.jackson.databind.JsonNode; +import com.fasterxml.jackson.databind.ObjectMapper; +import com.fasterxml.jackson.databind.node.ObjectNode; + +public class SdncDhcpEventConsumer extends SdncDmaapConsumer { + private static final Logger LOG = LoggerFactory.getLogger(SdncDhcpEventConsumer.class); + + private static final String MAC_ADDR_TAG = "macaddr"; + private static final String MSG_NAME_TAG = "msg_name"; + private static final String IP_ADDR_TAG = "yiaddr"; + + private static DBResourceManager jdbcDataSource = null; + private static final String SDNC_CONFIG_DIR = "SDNC_CONFIG_DIR"; + + private class MissingDhcpAttributeException extends InvalidMessageException { + + public MissingDhcpAttributeException(String fieldName) { + super("Invalid DHCP event - missing " + fieldName + " attribute"); + } + } + + private static void setJdbcDataSource() throws IOException { + + String propPath; + String propDir = System.getenv(SDNC_CONFIG_DIR); + if (propDir == null) { + propDir = "/opt/onap/sdnc/data/properties"; + } + propPath = propDir + "/dblib.properties"; + File propFile = new File(propPath); + + if (!propFile.exists()) { + + throw new FileNotFoundException("Missing configuration properties file : " + propFile); + } + + Properties props = new Properties(); + props.load(new FileInputStream(propFile)); + + setJdbcDataSource(new DBResourceManager(props)); + + } + + static void setJdbcDataSource(DBResourceManager dbMgr) { + + jdbcDataSource = dbMgr; + + if (jdbcDataSource.isActive()) { + LOG.warn("DBLIB: JDBC DataSource has been initialized."); + } else { + LOG.warn("DBLIB: JDBC DataSource did not initialize successfully."); + } + } + + @Override + public void processMsg(String msg) throws InvalidMessageException { + if (msg == null) { + throw new InvalidMessageException("Null message"); + } + + ObjectMapper oMapper = new ObjectMapper(); + + JsonNode dhcpRootNode; + String msgName; + String macAddr; + String ipAddr; + + try { + dhcpRootNode = oMapper.readTree(msg); + + } catch (IOException e) { + throw new InvalidMessageException("Cannot parse json object", e); + } + + JsonNode msgNameNode = dhcpRootNode.get(MSG_NAME_TAG); + if (msgNameNode != null) { + msgName = msgNameNode.textValue(); + + } else { + throw new MissingDhcpAttributeException(MSG_NAME_TAG); + } + + JsonNode macAddrNode = dhcpRootNode.get(MAC_ADDR_TAG); + if (macAddrNode != null) { + macAddr = macAddrNode.textValue(); + + } else { + throw new MissingDhcpAttributeException(MAC_ADDR_TAG); + } + + JsonNode ipAddrNode = dhcpRootNode.get(IP_ADDR_TAG); + if (ipAddrNode != null) { + ipAddr = ipAddrNode.textValue(); + + } else { + throw new MissingDhcpAttributeException(IP_ADDR_TAG); + } + + LOG.debug("Got DHCP event : msg name {}; mac addr {}; ip addr {}", msgName, macAddr, ipAddr); + + if (jdbcDataSource == null) { + try { + setJdbcDataSource(); + } catch (IOException e) { + LOG.error("Could not create JDBC connection", e); + return; + } + } + + try { + + jdbcDataSource.writeData("INSERT INTO DHCP_MAP(mac_addr, ip_addr) VALUES('" + macAddr + "','" + ipAddr + "')", + null, null); + + } catch (SQLException e) { + LOG.error("Could not insert DHCP event data into the database ", e); + } + + } + +} diff --git a/dmaap-listener/src/test/java/org/onap/ccsdk/sli/northbound/dmaapclient/TestSdncDhcpEventConsumer.java b/dmaap-listener/src/test/java/org/onap/ccsdk/sli/northbound/dmaapclient/TestSdncDhcpEventConsumer.java new file mode 100644 index 00000000..8c3a839c --- /dev/null +++ b/dmaap-listener/src/test/java/org/onap/ccsdk/sli/northbound/dmaapclient/TestSdncDhcpEventConsumer.java @@ -0,0 +1,130 @@ +/** + * + */ +package org.onap.ccsdk.sli.northbound.dmaapclient; + +import static org.junit.Assert.*; + +import java.io.InputStream; +import java.net.URL; +import java.sql.SQLException; +import java.util.Properties; + +import javax.sql.rowset.CachedRowSet; + +import org.junit.After; +import org.junit.BeforeClass; +import org.junit.Test; +import org.onap.ccsdk.sli.core.dblib.DBResourceManager; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import ch.vorburger.mariadb4j.DB; +import ch.vorburger.mariadb4j.DBConfigurationBuilder; + +/** + * @author dt5972 + * + */ +public class TestSdncDhcpEventConsumer { + + private static final Logger LOG = LoggerFactory.getLogger(TestSdncDhcpEventConsumer.class); + + + private static final String DHCP_MAP_TABLE = "CREATE TABLE `DHCP_MAP` (\n" + + " mac_addr varchar(80) NOT NULL,\n" + + " ip_addr varchar(80),\n" + + " PRIMARY KEY(`mac_addr`)\n" + + ")"; + + + + private static final String VALID_DHCP_EVENT = "{\"msg_name\":\"DHCPACK\"," + + "\"macaddr\":\"fa:16:3e:8f:ea:68\"," + + "\"yiaddr\":\"10.3.0.2\"}"; + private static final String MISSING_MSG_NAME_DHCP_EVENT = "{\"macaddr\":\"fa:16:3e:8f:ea:68\"," + + "\"yiaddr\":\"10.3.0.2\"}"; + private static final String MISSING_MAC_ADDR_DHCP_EVENT = "{\"msg_name\":\"DHCPACK\"," + + "\"yiaddr\":\"10.3.0.2\"}"; + private static final String MISSING_IP_ADDR_DHCP_EVENT = "{\"msg_name\":\"DHCPACK\"," + + "\"macaddr\":\"fa:16:3e:8f:ea:68\"}"; + + private static final String GET_DHCP_MAPPING = "SELECT * FROM DHCP_MAP WHERE mac_addr = 'fa:16:3e:8f:ea:68'"; + + + private static DBResourceManager dblibSvc; + private static DB db; + + private static SdncDhcpEventConsumer consumer; + + /** + * @throws java.lang.Exception + */ + @BeforeClass + public static void setUpBeforeClass() throws Exception { + + LOG.debug("Setting up DHCP event testing"); + + InputStream propStr = TestSdncDhcpEventConsumer.class.getResourceAsStream("/dblib.properties"); + + Properties props = new Properties(); + + props.load(propStr); + + + // Start MariaDB4j database + + LOG.debug("Starting MariaDB instance"); + DBConfigurationBuilder config = DBConfigurationBuilder.newBuilder(); + config.setPort(0); // 0 => autom. detect free port + db = DB.newEmbeddedDB(config.build()); + db.start(); + + + // Override jdbc URL and database name + props.setProperty("org.onap.ccsdk.sli.jdbc.database", "test"); + props.setProperty("org.onap.ccsdk.sli.jdbc.url", config.getURL("test")); + + + // Create dblib connection + + LOG.debug("Getting DBResourceManager instance"); + dblibSvc = new DBResourceManager(props); + + // Create DHCP_MAP table + dblibSvc.writeData(DHCP_MAP_TABLE, null, null); + + consumer = new SdncDhcpEventConsumer(); + consumer.setJdbcDataSource(dblibSvc); + LOG.debug("Setup complete"); + + } + + + @Test + public void testValid() throws InvalidMessageException, SQLException { + consumer.processMsg(VALID_DHCP_EVENT); + + CachedRowSet results = dblibSvc.getData(GET_DHCP_MAPPING, null, null); + + if (!results.next()) { + fail("Test query ["+GET_DHCP_MAPPING+"] returned no data"); + } + + } + + @Test (expected = InvalidMessageException.class) + public void testMissingMsgName() throws InvalidMessageException { + consumer.processMsg(MISSING_MSG_NAME_DHCP_EVENT); + } + + @Test (expected = InvalidMessageException.class) + public void testMissingMacAddress() throws InvalidMessageException { + consumer.processMsg(MISSING_MAC_ADDR_DHCP_EVENT); + } + + @Test (expected = InvalidMessageException.class) + public void testMissingIpAddress() throws InvalidMessageException { + consumer.processMsg(MISSING_IP_ADDR_DHCP_EVENT); + } +} diff --git a/dmaap-listener/src/test/resources/dblib.properties b/dmaap-listener/src/test/resources/dblib.properties new file mode 100644 index 00000000..9506ac8d --- /dev/null +++ b/dmaap-listener/src/test/resources/dblib.properties @@ -0,0 +1,38 @@ +### +# ============LICENSE_START======================================================= +# openECOMP : SDN-C +# ================================================================================ +# Copyright (C) 2017 AT&T Intellectual Property. All rights +# reserved. +# ================================================================================ +# 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. +# ============LICENSE_END========================================================= +### + +# dblib.properrties +org.onap.ccsdk.sli.dbtype=jdbc + +org.onap.ccsdk.sli.jdbc.hosts=sdnctldb01 +org.onap.ccsdk.sli.jdbc.url=jdbc:mysql://dbhost:3306/sdnctl +org.onap.ccsdk.sli.jdbc.driver=org.mariadb.jdbc.Driver +org.onap.ccsdk.sli.jdbc.database=sdnctl +org.onap.ccsdk.sli.jdbc.user=sdnctl +org.onap.ccsdk.sli.jdbc.password=gamma +org.onap.ccsdk.sli.jdbc.connection.name=sdnctldb01 +org.onap.ccsdk.sli.jdbc.connection.timeout=50 +org.onap.ccsdk.sli.jdbc.request.timeout=100 +org.onap.ccsdk.sli.jdbc.limit.init=10 +org.onap.ccsdk.sli.jdbc.limit.min=10 +org.onap.ccsdk.sli.jdbc.limit.max=20 +org.onap.dblib.connection.recovery=false + -- cgit 1.2.3-korg