kvm: fix error 'Failed to find passphrase for keystore: cloud.jks' when enable SSL for kvm agent (#7923)

Author: weizhouapache

agent/src/main/java/com/cloud/agent/properties/AgentProperties.java

@@ -14,6 +14,8 @@
  */
 package com.cloud.agent.properties;
 
+import org.apache.cloudstack.utils.security.KeyStoreUtils;
+
 /**
  * Class of constant agent's properties available to configure on
  * "agent.properties".
@@ -728,6 +730,13 @@ public Property<Integer> getWorkers() {
      */
     public static final Property<String> CONTROL_CIDR = new Property<>("control.cidr", "169.254.0.0/16");
 
+    /**
+     * Keystore passphrase
+     * Data type: String.<br>
+     * Default value: <code>null</code>
+     */
+    public static final Property<String> KEYSTORE_PASSPHRASE = new Property<>(KeyStoreUtils.KS_PASSPHRASE_PROPERTY, null, String.class);
+
     public static class Property <T>{
         private String name;
         private T defaultValue;

plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java

@@ -1012,7 +1012,7 @@ public boolean configure(final String name, final Map<String, Object> params) th
             }
         }
 
-        enableSSLForKvmAgent(params);
+        enableSSLForKvmAgent();
         configureLocalStorage();
 
         /* Directory to use for Qemu sockets like for the Qemu Guest Agent */
@@ -1319,13 +1319,13 @@ protected void setupMemoryBalloonStatsPeriod(Connect conn) {
         }
     }
 
-    private void enableSSLForKvmAgent(final Map<String, Object> params) {
+    private void enableSSLForKvmAgent() {
         final File keyStoreFile = PropertiesUtil.findConfigFile(KeyStoreUtils.KS_FILENAME);
         if (keyStoreFile == null) {
             s_logger.info("Failed to find keystore file: " + KeyStoreUtils.KS_FILENAME);
             return;
         }
-        String keystorePass = (String)params.get(KeyStoreUtils.KS_PASSPHRASE_PROPERTY);
+        String keystorePass = AgentPropertiesFileHandler.getPropertyValue(AgentProperties.KEYSTORE_PASSPHRASE);
         if (StringUtils.isBlank(keystorePass)) {
             s_logger.info("Failed to find passphrase for keystore: " + KeyStoreUtils.KS_FILENAME);
             return;