#!/bin/sh
# Rebuild VMware host modules (vmmon/vmnet) for the running kernel if absent.
# VMware Workstation does not register these with DKMS, so a kernel upgrade
# leaves them unbuilt until the GUI or vmware-modconfig is run. This runs at
# boot, before vmware-host.service, and self-heals using VMware's own builder.
set -eu

KVER="$(uname -r)"

if /sbin/modinfo vmmon >/dev/null 2>&1 && /sbin/modinfo vmnet >/dev/null 2>&1; then
    # Module objects already present for the running kernel — nothing to do.
    exit 0
fi

logger -t vmware-modules-rebuild "vmmon/vmnet missing for kernel ${KVER} — rebuilding via vmware-modconfig"

if ! command -v vmware-modconfig >/dev/null 2>&1; then
    logger -t vmware-modules-rebuild "ERROR: vmware-modconfig not found"
    exit 1
fi

# vmware-modconfig builds against the running kernel's headers.
if /usr/bin/vmware-modconfig --console --install-all; then
    logger -t vmware-modules-rebuild "rebuild complete for kernel ${KVER}"
else
    logger -t vmware-modules-rebuild "ERROR: vmware-modconfig failed (headers for ${KVER} installed?)"
    exit 1
fi