Add GPFS storage expansion toolkit

2026-05-05 21:40:46 +00:00
parent c42d8bfb8f
commit 5dd8c34952
11 changed files with 925 additions and 0 deletions
@@ -0,0 +1,114 @@
+#!/usr/bin/env bash
+set -o errexit
+set -o nounset
+set -o pipefail
+
+TIMESTAMP="${TIMESTAMP:-$(date +%Y%m%d_%H%M%S)}"
+DRY_RUN="${DRY_RUN:-true}"
+LOG_FILE="${LOG_FILE:-/tmp/gpfs_extend_${TIMESTAMP}.log}"
+
+FILESYSTEM="${FILESYSTEM:-}"
+NSD_STANZA="${NSD_STANZA:-}"
+FAILURE_GROUP="${FAILURE_GROUP:-}"
+STORAGE_POOL="${STORAGE_POOL:-system}"
+USAGE="${USAGE:-dataAndMetadata}"
+
+log() {
+  local level="$1"
+  shift
+  local message="$*"
+
+  printf '%s: %s\n' "$level" "$message" | tee -a "$LOG_FILE"
+}
+
+ok() {
+  log "OK" "$@"
+}
+
+warning() {
+  log "WARNING" "$@"
+}
+
+critical() {
+  log "CRITICAL" "$@"
+}
+
+require_cmd() {
+  local cmd="$1"
+
+  if command -v "$cmd" >/dev/null 2>&1; then
+    ok "Command available: $cmd"
+    return 0
+  fi
+
+  critical "Required command not found: $cmd"
+  return 1
+}
+
+validate_gpfs_command() {
+  local cmd="$1"
+
+  if command -v "$cmd" >/dev/null 2>&1; then
+    return 0
+  fi
+
+  warning "GPFS command not available, skipping: $cmd"
+  return 1
+}
+
+run_cmd() {
+  if [[ "$#" -eq 0 ]]; then
+    critical "run_cmd called without a command"
+    return 2
+  fi
+
+  if [[ "$DRY_RUN" == "true" ]]; then
+    log "OK" "DRY-RUN: $*"
+    return 0
+  fi
+
+  log "OK" "RUN: $*"
+  "$@" 2>&1 | tee -a "$LOG_FILE"
+}
+
+run_readonly() {
+  if [[ "$#" -eq 0 ]]; then
+    critical "run_readonly called without a command"
+    return 2
+  fi
+
+  log "OK" "READ-ONLY: $*"
+  "$@" 2>&1 | tee -a "$LOG_FILE"
+}
+
+confirm_execute() {
+  local target="${1:-GPFS change}"
+
+  if [[ "$DRY_RUN" == "true" ]]; then
+    ok "Dry-run mode enabled. No changes will be made."
+    return 0
+  fi
+
+  warning "Execution mode requested for: $target"
+  warning "Coordinate this change with storage, GPFS, application, and change-management teams."
+  printf 'Type EXECUTE to continue: '
+  read -r confirmation
+
+  if [[ "$confirmation" != "EXECUTE" ]]; then
+    critical "Confirmation failed. Aborting."
+    exit 1
+  fi
+
+  ok "Execution confirmed by operator."
+}
+
+usage_value_valid() {
+  case "$1" in
+    dataOnly|metadataOnly|dataAndMetadata) return 0 ;;
+    *) return 1 ;;
+  esac
+}
+
+section() {
+  printf '\n== %s ==\n' "$1" | tee -a "$LOG_FILE"
+}