Upload incident-response/auto-remediation/auto-remediate.sh with huggingface_hub

incident-response/auto-remediation/auto-remediate.sh

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+#!/usr/bin/env bash
+# =============================================================================
+# Autonomous Incident Remediation Engine
+# =============================================================================
+# Triggered by Alertmanager webhook. Auto-remediates known patterns.
+# =============================================================================
+
+set -euo pipefail
+
+ALERT_NAME="${1:-unknown}"
+NAMESPACE="${2:-default}"
+POD_NAME="${3:-}"
+
+log() { echo "[$(date +%H:%M:%S)] [REMEDIATE] $*"; }
+
+case "${ALERT_NAME}" in
+  PodCrashLooping)
+    log "Remediating crash-looping pod: ${NAMESPACE}/${POD_NAME}"
+    # Check if OOM killed
+    OOM_COUNT=$(kubectl get pod "${POD_NAME}" -n "${NAMESPACE}" -o json | jq -r '.status.containerStatuses[0].lastState.terminated.reason // empty' | grep -c OOMKilled || true)
+    if [[ "${OOM_COUNT}" -gt 0 ]]; then
+      log "OOM detected - increasing memory limit"
+      kubectl patch deployment "${POD_NAME%-*}" -n "${NAMESPACE}" -p '{"spec":{"template":{"spec":{"containers":[{"name":"app","resources":{"limits":{"memory":"2Gi"}}}]}}}}'
+      log "Memory limit increased to 2Gi"
+    else
+      log "Non-OOM crash - restarting pod"
+      kubectl delete pod "${POD_NAME}" -n "${NAMESPACE}" --grace-period=30
+    fi
+    ;;
+
+  HighMemoryUsage)
+    log "Node memory pressure detected"
+    # Evict lowest-priority pods
+    kubectl get pods -A --sort-by=.spec.priority --field-selector=status.phase=Running | tail -5 | while read ns pod rest; do
+      log "Considering eviction: ${ns}/${pod}"
+    done
+    ;;
+
+  FalcoRuntimeAlert)
+    log "Runtime security alert - do NOT auto-remediate"
+    log "Escalate to security team: #security-alerts"
+    # Only notify - never auto-remediate security alerts
+    ;;
+
+  *)
+    log "Unknown alert pattern: ${ALERT_NAME}"
+    log "Manual investigation required"
+    exit 1
+    ;;
+esac