95 lines
2.5 KiB
Bash
95 lines
2.5 KiB
Bash
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#!/usr/bin/env bash
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set -o errexit
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set -o nounset
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set -o pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# shellcheck source=00_env.sh
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source "$SCRIPT_DIR/00_env.sh"
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parse_common_args "$@"
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require_inputs sg dg vol mount
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missing=0
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for cmd in hastatus hagrp hares vxdisk vxdg vxprint df findmnt; do
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require_cmd "$cmd" || missing=1
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done
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if (( missing != 0 )); then
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exit 2
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fi
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status=0
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ok "Precheck started for service group '$SERVICE_GROUP', diskgroup '$DISKGROUP', volume '$VOLUME'"
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log "INFO" "log file: $LOG_FILE"
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if hastatus -sum >/dev/null 2>&1; then
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ok "VCS status is available"
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else
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critical "VCS does not appear to be running or hastatus failed"
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status=1
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fi
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if hagrp -display "$SERVICE_GROUP" >/dev/null 2>&1; then
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ok "service group exists: $SERVICE_GROUP"
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else
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critical "service group not found: $SERVICE_GROUP"
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status=1
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fi
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group_state="$(hagrp -state "$SERVICE_GROUP" 2>/dev/null || true)"
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printf '%s\n' "$group_state" | tee -a "$LOG_FILE"
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if printf '%s\n' "$group_state" | grep -qi "ONLINE"; then
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ok "service group is online"
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else
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critical "service group is not online"
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status=1
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fi
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online_node="$(printf '%s\n' "$group_state" | awk '/ONLINE/ {print $NF; exit}')"
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if [[ -n "$online_node" ]]; then
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ok "possible online node: $online_node"
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else
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warning "unable to identify online node from hagrp output"
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fi
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if vxdg list "$DISKGROUP" >/dev/null 2>&1; then
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ok "diskgroup exists: $DISKGROUP"
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else
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critical "diskgroup not found: $DISKGROUP"
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status=1
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fi
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if vxprint -g "$DISKGROUP" "$VOLUME" >/dev/null 2>&1; then
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ok "volume exists: $VOLUME"
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else
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critical "volume not found in diskgroup: $VOLUME"
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status=1
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fi
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if findmnt --target "$MOUNTPOINT" >/dev/null 2>&1; then
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ok "mountpoint is mounted: $MOUNTPOINT"
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fs_type="$(findmnt --noheadings --output FSTYPE --target "$MOUNTPOINT" | awk 'NR == 1 {print $1}')"
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ok "filesystem type: ${fs_type:-unknown}"
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else
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critical "mountpoint is not mounted: $MOUNTPOINT"
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status=1
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fi
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capture_cmd "Current filesystem usage" df -h "$MOUNTPOINT" || status=1
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capture_cmd "Current VxVM layout" vxprint -g "$DISKGROUP" -ht || status=1
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capture_cmd "Current VCS service group display" hagrp -display "$SERVICE_GROUP" || status=1
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if hares -display 2>/dev/null | grep -F "$SERVICE_GROUP" | tee -a "$LOG_FILE"; then
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ok "displayed VCS resources related to service group: $SERVICE_GROUP"
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else
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warning "no VCS resource display rows matched service group: $SERVICE_GROUP"
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fi
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if (( status == 0 )); then
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ok "precheck completed successfully"
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else
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critical "precheck found one or more issues"
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fi
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exit "$status"
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