53 lines
1.7 KiB
Bash
Executable File
53 lines
1.7 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
# These variable must be set before the main body is called
|
|
SOLANA_LOCK_FILE="${SOLANA_LOCK_FILE:?}"
|
|
INSTANCE_NAME="${INSTANCE_NAME:?}"
|
|
PREEMPTIBLE="${PREEMPTIBLE:?}"
|
|
SSH_AUTHORIZED_KEYS="${SSH_AUTHORIZED_KEYS:?}"
|
|
SSH_PRIVATE_KEY_TEXT="${SSH_PRIVATE_KEY_TEXT:?}"
|
|
SSH_PUBLIC_KEY_TEXT="${SSH_PUBLIC_KEY_TEXT:?}"
|
|
NETWORK_INFO="${NETWORK_INFO:-"Network info unavailable"}"
|
|
CREATION_INFO="${CREATION_INFO:-"Creation info unavailable"}"
|
|
|
|
if [[ ! -f "${SOLANA_LOCK_FILE}" ]]; then
|
|
exec 9>>"${SOLANA_LOCK_FILE}"
|
|
flock -x -n 9 || ( echo "Failed to acquire lock!" 1>&2 && exit 1 )
|
|
SOLANA_USER="${SOLANA_USER:?"SOLANA_USER undefined"}"
|
|
{
|
|
echo "export SOLANA_LOCK_USER=${SOLANA_USER}"
|
|
echo "export SOLANA_LOCK_INSTANCENAME=${INSTANCE_NAME}"
|
|
echo "export PREEMPTIBLE=${PREEMPTIBLE}"
|
|
echo "[[ -v SSH_TTY && -f \"${HOME}/.solana-motd\" ]] && cat \"${HOME}/.solana-motd\" 1>&2"
|
|
} >&9
|
|
exec 9>&-
|
|
cat > /solana-scratch/id_ecdsa <<EOF
|
|
${SSH_PRIVATE_KEY_TEXT}
|
|
EOF
|
|
cat > /solana-scratch/id_ecdsa.pub <<EOF
|
|
${SSH_PUBLIC_KEY_TEXT}
|
|
EOF
|
|
chmod 0600 /solana-scratch/id_ecdsa
|
|
cat > /solana-scratch/authorized_keys <<EOF
|
|
${SSH_AUTHORIZED_KEYS}
|
|
${SSH_PUBLIC_KEY_TEXT}
|
|
EOF
|
|
cp /solana-scratch/id_ecdsa "${HOME}/.ssh/id_ecdsa"
|
|
cp /solana-scratch/id_ecdsa.pub "${HOME}/.ssh/id_ecdsa.pub"
|
|
cp /solana-scratch/authorized_keys "${HOME}/.ssh/authorized_keys"
|
|
cat > "${HOME}/.solana-motd" <<EOF
|
|
|
|
|
|
${NETWORK_INFO}
|
|
${CREATION_INFO}
|
|
EOF
|
|
|
|
# Stamp creation MUST be last!
|
|
touch /solana-scratch/.instance-startup-complete
|
|
else
|
|
# shellcheck disable=SC1090
|
|
exec 9<"${SOLANA_LOCK_FILE}" && flock -s 9 && . "${SOLANA_LOCK_FILE}" && exec 9>&-
|
|
echo "${INSTANCE_NAME} candidate is already ${SOLANA_LOCK_INSTANCENAME}" 1>&2
|
|
false
|
|
fi
|