68 lines
1.8 KiB
Bash
68 lines
1.8 KiB
Bash
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#!/usr/bin/env bash
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set -e
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# Region failover script for multi-region deployment
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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source "$SCRIPT_DIR/../lib/init.sh"
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PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
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PRIMARY_REGION="${PRIMARY_REGION:-eastus}"
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SECONDARY_REGION="${SECONDARY_REGION:-westus}"
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echo "Region Failover Script"
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echo "======================"
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echo "Primary Region: $PRIMARY_REGION"
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echo "Secondary Region: $SECONDARY_REGION"
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# Check primary region health
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check_region_health() {
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local region=$1
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echo "Checking health of region: $region"
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# Check AKS cluster status
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az aks show --resource-group "defi-oracle-mainnet-${region}-rg" \
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--name "defi-oracle-aks-${region}" \
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--query "powerState.code" -o tsv
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# Check node status
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kubectl get nodes --context "defi-oracle-aks-${region}"
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# Check pod status
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kubectl get pods -n besu-network --context "defi-oracle-aks-${region}"
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}
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# Failover to secondary region
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failover_to_secondary() {
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echo "Initiating failover to secondary region: $SECONDARY_REGION"
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# Scale up secondary region
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echo "Scaling up secondary region..."
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az aks scale --resource-group "defi-oracle-mainnet-${SECONDARY_REGION}-rg" \
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--name "defi-oracle-aks-${SECONDARY_REGION}" \
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--node-count 5
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# Update DNS/load balancer to point to secondary
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echo "Updating DNS to point to secondary region..."
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# Add DNS update logic here
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# Verify secondary region is operational
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echo "Verifying secondary region..."
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check_region_health "$SECONDARY_REGION"
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echo "Failover complete!"
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}
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# Main
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if [ "$1" == "check" ]; then
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check_region_health "$PRIMARY_REGION"
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check_region_health "$SECONDARY_REGION"
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elif [ "$1" == "failover" ]; then
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failover_to_secondary
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else
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echo "Usage: $0 [check|failover]"
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exit 1
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fi
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