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Fix MCP Gateway health check to use localhost instead of host.docker.internal #9499

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Fix MCP Gateway health check to use localhost instead of host.docker.internal #9499

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Copilot Jan 10, 2026
8c658aa
Fix MCP Gateway health check to use localhost instead of host.docker.…
Copilot Jan 10, 2026
e110289
Merge branch 'copilot/update-gh-aw-mcpg-to-v0014' into copilot/debug-…
Mossaka Jan 10, 2026
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4 changes: 3 additions & 1 deletion actions/setup/sh/start_mcp_gateway.sh
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Expand Up @@ -112,11 +112,13 @@ echo ""
# Wait for gateway to be ready using /health endpoint
# Note: Gateway may take 40-50 seconds when starting multiple MCP servers
# (e.g., serena alone takes ~22 seconds to start)
# Use localhost for health checks since this script runs on the host, not inside a container.
# MCP_GATEWAY_DOMAIN (e.g., host.docker.internal) is for container-to-host communication.
echo "Waiting for gateway to be ready..."
MAX_ATTEMPTS=60
ATTEMPT=0
while [ $ATTEMPT -lt $MAX_ATTEMPTS ]; do
if curl -f -s "http://${MCP_GATEWAY_DOMAIN}:${MCP_GATEWAY_PORT}/health" > /dev/null 2>&1; then
if curl -f -s "http://localhost:${MCP_GATEWAY_PORT}/health" > /dev/null 2>&1; then
echo "Gateway is ready!"
break
fi
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