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Do not fail if known hosts file does not contain valid host key

KnownHosts (implementing HostKeyRepository) in Jsch can return null
which could cause NullPointerException in Stream.of(...)

Change-Id: Iddcf5f34f8c8475a85ca7ae018bbe48d1b3fbbc0
Signed-off-by: Lajos Olah <lajos.olah.jr@gmail.com>
stable-5.8
Lajos Olah 5 years ago
parent
commit
61ec1455c0
  1. 8
      org.eclipse.jgit/src/org/eclipse/jgit/transport/JschConfigSessionFactory.java

8
org.eclipse.jgit/src/org/eclipse/jgit/transport/JschConfigSessionFactory.java

@ -219,7 +219,13 @@ public abstract class JschConfigSessionFactory extends SshSessionFactory {
private static void setPreferredKeyTypesOrder(Session session) {
HostKeyRepository hkr = session.getHostKeyRepository();
List<String> known = Stream.of(hkr.getHostKey(hostName(session), null))
HostKey[] hostKeys = hkr.getHostKey(hostName(session), null);
if (hostKeys == null) {
return;
}
List<String> known = Stream.of(hostKeys)
.map(HostKey::getType)
.collect(toList());

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