[docker] drop the bits argument when generating an ed25519 key (#6504)

From the man page of ssh-keygen:

  Ed25519 keys have a fixed length and the -b flag will be ignored.

[skip ci]

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>
tokarchuk/v1.17
Jakob Ackermann 6 years ago committed by Lauris BH
parent bf5af87eef
commit 3f4e2d9d37
  1. 2
      docker/etc/s6/openssh/setup

@ -6,7 +6,7 @@ fi
if [ ! -f /data/ssh/ssh_host_ed25519_key ]; then
echo "Generating /data/ssh/ssh_host_ed25519_key..."
ssh-keygen -t ed25519 -b 4096 -f /data/ssh/ssh_host_ed25519_key -N "" > /dev/null
ssh-keygen -t ed25519 -f /data/ssh/ssh_host_ed25519_key -N "" > /dev/null
fi
if [ ! -f /data/ssh/ssh_host_rsa_key ]; then

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