Backport of Fix gateway services cleanup where proxy deregistration happens after service deregistration into release/1.16.x (#18861)
Fix gateway services cleanup where proxy deregistration happens after service deregistration (#18831) * Fix gateway services cleanup where proxy deregistration happens after service deregistration * Add test * Add changelog * Fix comment
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@ -0,0 +1,3 @@
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```release-note:bug
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gateways: Fix a bug where gateway to service mappings weren't being cleaned up properly when externally registered proxies were being deregistered.
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```
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@ -2065,6 +2065,12 @@ func (s *Store) deleteServiceTxn(tx WriteTxn, idx uint64, nodeName, serviceID st
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if err := cleanupKindServiceName(tx, idx, sn, structs.ServiceKindConnectEnabled); err != nil {
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return fmt.Errorf("failed to cleanup connect-enabled service name: %v", err)
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}
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// we need to do this if the proxy is deleted after the service itself
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// as the guard after this might not be 1-1 between proxy and service
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// names.
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if err := cleanupGatewayWildcards(tx, idx, sn, false); err != nil {
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return fmt.Errorf("failed to clean up gateway-service associations for %q: %v", psn.String(), err)
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}
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}
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}
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@ -8311,6 +8311,85 @@ func TestCatalog_cleanupGatewayWildcards_panic(t *testing.T) {
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require.NoError(t, s.DeleteNode(6, "foo", nil, ""))
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}
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func TestCatalog_cleanupGatewayWildcards_proxy(t *testing.T) {
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s := testStateStore(t)
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require.NoError(t, s.EnsureNode(0, &structs.Node{
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ID: "c73b8fdf-4ef8-4e43-9aa2-59e85cc6a70c",
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Node: "foo",
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}))
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require.NoError(t, s.EnsureConfigEntry(1, &structs.ProxyConfigEntry{
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Kind: structs.ProxyDefaults,
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Name: structs.ProxyConfigGlobal,
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Config: map[string]interface{}{
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"protocol": "http",
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},
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}))
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defaultMeta := structs.DefaultEnterpriseMetaInDefaultPartition()
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require.NoError(t, s.EnsureConfigEntry(3, &structs.IngressGatewayConfigEntry{
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Kind: "ingress-gateway",
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Name: "my-gateway-2-ingress",
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Listeners: []structs.IngressListener{
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{
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Port: 1111,
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Protocol: "http",
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Services: []structs.IngressService{
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{
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Name: "*",
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EnterpriseMeta: *defaultMeta,
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},
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},
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},
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},
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}))
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// Register two services, a regular service, and a sidecar proxy for it
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api := structs.NodeService{
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ID: "api",
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Service: "api",
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Address: "127.0.0.2",
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Port: 443,
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EnterpriseMeta: *defaultMeta,
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}
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require.NoError(t, s.EnsureService(4, "foo", &api))
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proxy := structs.NodeService{
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Kind: structs.ServiceKindConnectProxy,
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ID: "api-proxy",
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Service: "api-proxy",
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Address: "127.0.0.3",
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Port: 443,
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Proxy: structs.ConnectProxyConfig{
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DestinationServiceName: "api",
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DestinationServiceID: "api",
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},
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EnterpriseMeta: *defaultMeta,
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}
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require.NoError(t, s.EnsureService(5, "foo", &proxy))
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// make sure we have only one gateway service
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_, services, err := s.GatewayServices(nil, "my-gateway-2-ingress", defaultMeta)
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require.NoError(t, err)
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require.Len(t, services, 1)
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// now delete the target service
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require.NoError(t, s.DeleteService(6, "foo", "api", nil, ""))
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// at this point we still have the gateway services because we have a connect proxy still
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_, services, err = s.GatewayServices(nil, "my-gateway-2-ingress", defaultMeta)
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require.NoError(t, err)
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require.Len(t, services, 1)
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// now delete the connect proxy
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require.NoError(t, s.DeleteService(7, "foo", "api-proxy", nil, ""))
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// make sure we no longer have any services
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_, services, err = s.GatewayServices(nil, "my-gateway-2-ingress", defaultMeta)
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require.NoError(t, err)
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require.Len(t, services, 0)
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}
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func TestCatalog_DownstreamsForService(t *testing.T) {
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defaultMeta := structs.DefaultEnterpriseMetaInDefaultPartition()
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