#!/usr/bin/env bash
set -o errexit
set -o nounset
set -o pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# shellcheck source=00_env.sh
. "$SCRIPT_DIR/00_env.sh"

run_optional() {
  local description="$1"
  shift

  section "$description"
  if validate_gpfs_command "$1"; then
    run_readonly "$@" || warning "$description command failed"
  fi
}

section "GPFS / Spectrum Scale Cluster Overview"
ok "Log file: $LOG_FILE"

run_optional "GPFS daemon state on all nodes" mmgetstate -a
run_optional "Cluster definition" mmlscluster
run_optional "Cluster configuration" mmlsconfig
run_optional "Managers and quorum information" mmlsmgr
run_optional "NSD inventory" mmlsnsd
run_optional "Disk inventory for all filesystems" mmlsdisk all
run_optional "Filesystem definitions" mmlsfs all
run_optional "Mount state for all filesystems" mmlsmount all

section "Mounted GPFS filesystems from df"
if command -v df >/dev/null 2>&1; then
  df -h -t gpfs 2>/dev/null | tee -a "$LOG_FILE" || df -h | awk 'NR == 1 || /gpfs|mmfs/' | tee -a "$LOG_FILE"
else
  warning "df command not available"
fi