#!/usr/bin/env bash

# XXX: This file isn't *quite* a script.  It is intended to be passed via stdin
# to a node to execute cleanup logic upon deletion.  Currently this is done in
# colo_node_free using the eval-cat trick.  While this gets us what we want,
# care must be taken to ensure variable expansion happens at the right time.
# Any unescaped variable references ($X) in this file will be expanded by eval
# in colo_node_free. Escaped variable references (\$X) will be expanded upon
# execution on the remote node.

RC=false
if [ -f "$SOLANA_LOCK_FILE" ]; then
  exec 9<>"$SOLANA_LOCK_FILE"
  flock -x -n 9 || exit 1
  . "$SOLANA_LOCK_FILE"
  if [ "\$SOLANA_LOCK_USER" = "\$SOLANA_USER" ]; then
    git clean -qxdff
    rm -f /solana-scratch/* /solana-scratch/.[^.]*
    cat > "\${HOME}/.ssh/authorized_keys" <<EOAK
$("$__colo_here"/add-datacenter-solana-user-authorized_keys.sh 2> /dev/null)
EOAK
    RC=true
  fi
  9>&-
fi
\$RC