harikrishna-patnala commented on code in PR #9255:
URL: https://github.com/apache/cloudstack/pull/9255#discussion_r1724982303


##########
framework/security/src/main/java/org/apache/cloudstack/framework/security/keystore/KeystoreManagerImpl.java:
##########
@@ -47,24 +48,38 @@ public class KeystoreManagerImpl extends ManagerBase 
implements KeystoreManager
     private KeystoreDao _ksDao;
 
     @Override
-    public boolean validateCertificate(String certificate, String key, String 
domainSuffix) {
+    public Pair<Boolean, String> validateCertificate(String certificate, 
String key, String domainSuffix) {
+        String errMsg = null;
         if (StringUtils.isAnyEmpty(certificate, key, domainSuffix)) {
-            s_logger.error("Invalid parameter found in (certificate, key, 
domainSuffix) tuple for domain: " + domainSuffix);
-            return false;
+            errMsg = String.format("Invalid parameter found in (certificate, 
key, domainSuffix) tuple for domain: %s", domainSuffix);
+            s_logger.error(errMsg);
+            return new Pair<>(false, errMsg);
+        }
+
+        if (!verifyCertificateHeaders(certificate)) {
+            errMsg = "Certificate delimiters verification failed: Invalid PEM 
format.";
+            s_logger.error(errMsg);
+            return new Pair<>(false, errMsg);
         }
 
         try {
             String ksPassword = "passwordForValidation";
             byte[] ksBits = 
CertificateHelper.buildAndSaveKeystore(domainSuffix, certificate, 
getKeyContent(key), ksPassword);
             KeyStore ks = CertificateHelper.loadKeystore(ksBits, ksPassword);
             if (ks != null)
-                return true;
-
-            s_logger.error("Unabled to construct keystore for domain: " + 
domainSuffix);
+                return new Pair<>(true, errMsg);
+            errMsg = String.format("Unable to construct keystore for domain: 
%s", domainSuffix);
+            s_logger.error(errMsg);
         } catch (Exception e) {
-            s_logger.error("Certificate validation failed due to exception for 
domain: " + domainSuffix, e);
+            errMsg = String.format("Certificate validation failed due to 
exception for domain: %s", domainSuffix);
+            s_logger.error(errMsg, e);
         }
-        return false;
+        return new Pair<>(false, errMsg);
+    }
+
+    private boolean verifyCertificateHeaders(String certificate) {
+        return certificate.startsWith("-----BEGIN CERTIFICATE-----") &&
+                certificate.endsWith("-----END CERTIFICATE-----");
     }

Review Comment:
   updated the PR based on your comments @DaanHoogland this now validates the 
root certificates as mentioned by the ticket reporter.



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