[CLOUDSTACK-10213] Allow specify SSH key lengh

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Resolved
• Affects Version/s: 4.11.0.0
• Security Level: Public (Anyone can view this level - this is the default.)
• Labels: ssh
• Assignee: Unassigned
• Reporter: Dmytro Shevchenko
• Created: 05/Jan/18 15:23
• Updated: 11/Jan/18 12:08
• Resolved: 11/Jan/18 12:08

Description

SSH keys generated by the ACS are only 1024 bit (RSA). The common standard is now at least 2048 bit.

decompiled com.jcraft.jsch.KeyPair:

    public static KeyPair genKeyPair(JSch jsch, int type) throws JSchException {
        return genKeyPair(jsch, type, 1024);
    }

    public static KeyPair genKeyPair(JSch jsch, int type, int key_size) throws JSchException {
        KeyPair kpair = null;
        ....

Issue Links

• links to: GitHub Pull Request #2389