ONOS-5917 SNMP Alarm Provider
Change-Id: I9eb39021584f3b1a5baed9dfa638569818901197
diff --git a/protocols/snmp/ctl/src/main/java/org/onosproject/snmp/ctl/DefaultSnmpDevice.java b/protocols/snmp/ctl/src/main/java/org/onosproject/snmp/ctl/DefaultSnmpDevice.java
index b15277c..2442240 100644
--- a/protocols/snmp/ctl/src/main/java/org/onosproject/snmp/ctl/DefaultSnmpDevice.java
+++ b/protocols/snmp/ctl/src/main/java/org/onosproject/snmp/ctl/DefaultSnmpDevice.java
@@ -17,8 +17,15 @@
import org.onosproject.net.DeviceId;
import org.onosproject.snmp.SnmpDevice;
+import org.onosproject.snmp.SnmpDeviceConfig;
import org.slf4j.Logger;
+import org.snmp4j.Snmp;
+import org.snmp4j.TransportMapping;
+import org.snmp4j.smi.GenericAddress;
+import org.snmp4j.transport.DefaultTcpTransportMapping;
+import org.snmp4j.transport.DefaultUdpTransportMapping;
+import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
@@ -33,28 +40,62 @@
private final Logger log = getLogger(DefaultSnmpDevice.class);
-
- private static final int DEFAULT_SNMP_PORT = 161;
-
private static final String SCHEME = "snmp";
private final String snmpHost;
private final DeviceId deviceId;
- private int snmpPort = DEFAULT_SNMP_PORT;
+ private final int snmpPort;
+ private final int notificationPort;
private final String username;
//Community is a conventional name for password in SNMP.
private final String community;
private boolean reachable = false;
+ private final String protocol;
+ private final String notificationProtocol;
+ private Snmp session;
- public DefaultSnmpDevice(String snmpHost, int snmpPort, String username, String community) {
-
+ public DefaultSnmpDevice(String snmpHost, int snmpPort,
+ String username, String community) {
+ this.protocol = GenericAddress.TYPE_UDP;
this.snmpHost = checkNotNull(snmpHost, "SNMP Device IP cannot be null");
- this.snmpPort = snmpPort;
+ this.snmpPort = checkNotNull(snmpPort, "SNMP Device port cannot be null");
+ this.notificationProtocol = GenericAddress.TYPE_UDP;
+ this.notificationPort = 0;
this.username = username;
this.community = community;
this.deviceId = createDeviceId();
+ initializeSession();
+ }
+
+ public DefaultSnmpDevice(SnmpDeviceConfig snmpDeviceConfig) {
+ checkNotNull(snmpDeviceConfig.ip(), "SNMP Device IP address cannot be null");
+ this.protocol = snmpDeviceConfig.protocol();
+ this.notificationProtocol = snmpDeviceConfig.notificationProtocol();
+ this.snmpHost = checkNotNull(snmpDeviceConfig.ip().toString(), "SNMP Device IP cannot be null");
+ this.snmpPort = checkNotNull(snmpDeviceConfig.port(), "SNMP Device port cannot be null");
+ this.notificationPort = checkNotNull(snmpDeviceConfig.notificationPort(),
+ "SNMP Device notification port cannot be null");
+ this.username = snmpDeviceConfig.username();
+ this.community = snmpDeviceConfig.password();
+ this.deviceId = createDeviceId();
+ initializeSession();
+ }
+
+ private void initializeSession() {
reachable = true;
+ try {
+ TransportMapping transport;
+ if (protocol == GenericAddress.TYPE_TCP) {
+ transport = new DefaultTcpTransportMapping();
+ } else {
+ transport = new DefaultUdpTransportMapping();
+ }
+ transport.listen();
+ session = new Snmp(transport);
+ } catch (IOException e) {
+ log.error("Failed to connect to device: ", e);
+ }
}
@Override
@@ -64,6 +105,11 @@
}
@Override
+ public Snmp getSession() {
+ return session;
+ }
+
+ @Override
public void disconnect() {
log.info("disconnect");
reachable = false;
@@ -86,6 +132,11 @@
}
@Override
+ public int getNotificationPort() {
+ return notificationPort;
+ }
+
+ @Override
public String getUsername() {
return username;
}
@@ -100,6 +151,16 @@
return deviceId;
}
+ @Override
+ public String getProtocol() {
+ return protocol;
+ }
+
+ @Override
+ public String getNotificationProtocol() {
+ return notificationProtocol;
+ }
+
private DeviceId createDeviceId() {
String additionalSsp = new StringBuilder(
snmpHost).append(":")
@@ -114,4 +175,5 @@
throw new IllegalArgumentException("Can't create device ID from " + additionalSsp, e);
}
}
+
}