Add support for Startup Probe.

Add support for probe failure and success thresholds.
Ensure all probe properties can use probe specific value before generic deprecated values.

Author: Corneil du Plessis

pom.xml

@@ -23,6 +23,7 @@
 		<maven.compiler.plugin.version>3.8.0</maven.compiler.plugin.version>
 		<powermock.version>2.0.2</powermock.version>
 		<okhttp.version>3.14.9</okhttp.version>
+		<fabric8-kubernetes-client.version>5.12.2</fabric8-kubernetes-client.version>
 	</properties>
 
 
@@ -48,6 +49,7 @@
 		<dependency>
 			<groupId>io.fabric8</groupId>
 			<artifactId>kubernetes-client</artifactId>
+			<version>${fabric8-kubernetes-client.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.hashids</groupId>

src/main/java/org/springframework/cloud/deployer/spi/kubernetes/CommandProbeCreator.java

@@ -24,24 +24,27 @@
  * Base class for command based probe creators
  *
  * @author Chris Schaefer
+ * @author Corneil du Plessis
  * @since 2.5
  */
 abstract class CommandProbeCreator extends ProbeCreator {
-	CommandProbeCreator(KubernetesDeployerProperties kubernetesDeployerProperties,
-						ContainerConfiguration containerConfiguration) {
-		super(kubernetesDeployerProperties, containerConfiguration);
-	}
+    CommandProbeCreator(KubernetesDeployerProperties kubernetesDeployerProperties,
+                        ContainerConfiguration containerConfiguration) {
+        super(kubernetesDeployerProperties, containerConfiguration);
+    }
 
-	abstract String[] getCommand();
+    abstract String[] getCommand();
 
-	protected Probe create() {
-		ExecActionBuilder execActionBuilder = new ExecActionBuilder()
-				.withCommand(getCommand());
+    protected Probe create() {
+        ExecActionBuilder execActionBuilder = new ExecActionBuilder()
+                .withCommand(getCommand());
 
-		return new ProbeBuilder()
-				.withExec(execActionBuilder.build())
-				.withInitialDelaySeconds(getInitialDelay())
-				.withPeriodSeconds(getPeriod())
-				.build();
-	}
+        return new ProbeBuilder()
+                .withExec(execActionBuilder.build())
+                .withInitialDelaySeconds(getInitialDelay())
+                .withPeriodSeconds(getPeriod())
+                .withSuccessThreshold(getSuccess())
+                .withFailureThreshold(getFailure())
+                .build();
+    }
 }