kubernetes/kops · error

error fingerprinting SSH public key: %v

Error message

error fingerprinting SSH public key: %v

What it means

Error "error fingerprinting SSH public key: %v" thrown in kubernetes/kops.

Source

Thrown at upup/pkg/fi/vfs_castore.go:290

	if keyset.Items[primaryId].Certificate == nil {
		return fmt.Errorf("keyset's primary id %q must have a certificate", primaryId)
	}

	{
		p := c.buildPrivateKeyPoolPath(name)
		if err := writeKeysetBundle(ctx, c.cluster, p, name, keyset); err != nil {
			return fmt.Errorf("writing private bundle: %v", err)
		}
	}

	return nil
}

// AddSSHPublicKey stores an SSH public key
func (c *VFSCAStore) AddSSHPublicKey(ctx context.Context, pubkey []byte) error {
	id, err := sshcredentials.Fingerprint(strings.TrimSpace(string(pubkey)))
	if err != nil {
		return fmt.Errorf("error fingerprinting SSH public key: %v", err)
	}

	p := c.buildSSHPublicKeyPath(id)

	acl, err := acls.GetACL(ctx, p, c.cluster)
	if err != nil {
		return err
	}

	return p.WriteFile(ctx, bytes.NewReader(pubkey), acl)
}

func (c *VFSCAStore) buildSSHPublicKeyPath(id string) vfs.Path {
	// id is fingerprint with colons, but we store without colons
	id = strings.ReplaceAll(id, ":", "")
	return c.basedir.Join("ssh", "public", "admin", id)
}

View on GitHub (pinned to 4c8573c808)

When it happens

Trigger: Thrown at upup/pkg/fi/vfs_castore.go:290 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of kubernetes/kops@4c8573c808 (2026-09-05). Data as JSON: /api/errors/a379bf743a3fa943. Report an issue: GitHub.