39 lines
1.2 KiB
Bash
39 lines
1.2 KiB
Bash
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#!/bin/bash
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# Blue-Green deployment switch for Veza production
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# Usage: ./scripts/deploy-blue-green.sh [blue|green]
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# Requires: docker, config/haproxy/ directory, veza_haproxy container running
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
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HAPROXY_DIR="$REPO_ROOT/config/haproxy"
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TARGET="${1:-}"
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if [[ "$TARGET" != "blue" && "$TARGET" != "green" ]]; then
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echo "Usage: $0 [blue|green]"
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echo " blue - Route traffic to blue stack (default)"
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echo " green - Route traffic to green stack"
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exit 1
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fi
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CONFIG_SOURCE="$HAPROXY_DIR/haproxy-$TARGET.cfg"
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CONFIG_DEST="$HAPROXY_DIR/haproxy.cfg"
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if [[ ! -f "$CONFIG_SOURCE" ]]; then
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echo "Error: Config file not found: $CONFIG_SOURCE"
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exit 1
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fi
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echo "Switching to $TARGET stack..."
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cp "$CONFIG_SOURCE" "$CONFIG_DEST"
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# Reload HAProxy (graceful, no connection drop)
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if docker ps --format '{{.Names}}' | grep -q '^veza_haproxy$'; then
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docker kill -s HUP veza_haproxy 2>/dev/null || {
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echo "Warning: Could not send HUP to HAProxy. Try: docker restart veza_haproxy"
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}
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echo "HAProxy reloaded. Active stack: $TARGET"
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else
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echo "Warning: veza_haproxy container not running. Config updated; start stack to apply."
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fi
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