dokku/plugins/ssh-keys/functions

#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"

list_ssh_keys() {
  declare desc="List ssh key hashes"
  local cmd="ssh-keys:list"
  verify_ssh_key_file
  sshcommand list dokku
}

verify_ssh_key_file() {
  declare desc="Test that public key is valid"
  [[ -s ${DOKKU_ROOT}/.ssh/authorized_keys ]] || dokku_log_fail "No public keys found."
  local key line=0
  while read key ; do
    line=$((line + 1))
    ssh-keygen -l -f /dev/stdin <<< "$key" &> /dev/null || dokku_log_fail "${DOKKU_ROOT}/.ssh/authorized_keys line $line failed ssh-keygen check."
  done <"${DOKKU_ROOT}/.ssh/authorized_keys"
}

verify_ssh_key_exists() {
  declare desc="Test that public key exists"
  [[ -e ${DOKKU_ROOT}/.ssh/authorized_keys ]] || dokku_log_fail "No public keys found."
}

create_ssh_key_file() {
  declare desc="Ensure the public key file exists"
  touch "${DOKKU_ROOT}/.ssh/authorized_keys"
}