Please support ed25519 key

[Ehekatl]

Expected Behavior

[Description of the expected behavior]
ecDSA is much secure and efficient compare to RSA algorithm and has been support in openssh for long time. Please consider to support the ed25519 format.

Actual Behavior

[Description of the actual behavior]
When I use a private key with ed25519 format, it gives:
[liximomo.sftp] Cannot parse privateKey: Unsupported key format: Error: Cannot parse privateKey: Unsupported key format

Steps to Reproduce the Problem

1. generate a ssh key with ed25519 format
2. use private key based sftp sync

Requisites (important to diagnose the problem!)

Extension Logs

[set option sftp.printDebugLog to true, then reload vscode, reproduce the problem, get the logs(view -> output-> sftp)]

Specifications

• Version: 0.8.4
• Platform: macOS Sierra 10.12.6

[liximomo]

Look at this.

[herenickname]

any updates maybe?

[DSpeichert]

@liximomo Looks like this can be fixed by upgrade of ssh2 package.

[liximomo]

@DSpeichert Not until VS Code ship with node v12. mscdex/ssh2#352 (comment)