#!/bin/sh

architecture=$1
root=${XCAT_GENESIS_ROOT:-}

case "$architecture" in
    x86|x86_64|ppc64|ppc64le|armv7hf|aarch64|riscv64) ;;
    *)
        echo "Invalid Genesis architecture: $architecture" >&2
        exit 0
        ;;
esac

cmdline="$root/proc/cmdline"
init_root="$root/proc/1/root/."
mknb="$root/opt/xcat/sbin/mknb"
tabdump="$root/opt/xcat/sbin/tabdump"
profile="$root/etc/profile.d/xcat.sh"

[ -f "$cmdline" ] || exit 0
[ -x "$mknb" ] || exit 0
[ "$(stat -c '%i %d' "$root/" 2>/dev/null)" = "$(stat -c '%i %d' "$init_root" 2>/dev/null)" ] \
    || exit 0

service_node=0
if command -v rpm >/dev/null 2>&1 && rpm -q xCATsn >/dev/null 2>&1; then
    service_node=1
elif command -v dpkg-query >/dev/null 2>&1 \
    && dpkg-query -W -f='${Status}' xcatsn 2>/dev/null \
        | grep -q '^install ok installed$'; then
    service_node=1
fi

if [ "$service_node" -eq 1 ] && [ -x "$tabdump" ]; then
    sharedtftp=$(
        "$tabdump" site 2>/dev/null \
            | awk -F '"' '$2 == "sharedtftp" { print $4; exit }'
    )
    [ "$sharedtftp" = "1" ] && exit 0
fi

# shellcheck disable=SC1090
[ ! -r "$profile" ] || . "$profile"
if ! "$mknb" "$architecture"; then
    echo "WARNING: mknb $architecture failed; rerun it after xcatd is available." >&2
fi
exit 0