/
gcemetadata.go
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/
gcemetadata.go
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// Copyright Istio Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package gcemetadata provides basic utilities around configuring the fake
// GCE Metadata Server component for integration testing.
package gcemetadata
import (
"istio.io/istio/pkg/test"
"istio.io/istio/pkg/test/framework/components/cluster"
"istio.io/istio/pkg/test/framework/resource"
)
// Instance represents a deployed GCE Metadata Server app instance.
type Instance interface {
// Address is the IP Address of the service provided by the fake GCE
// Metadata Server.
Address() string
// Address is the IP Address of the service provided by the fake GCE
// Metadata Server to be used for "VM" instances
AddressVM() string
}
// Config defines the options for creating an fake GCE Metadata Server component.
type Config struct {
// Cluster to be used in a multicluster environment
Cluster cluster.Cluster
}
// New returns a new instance of stackdriver.
func New(ctx resource.Context, c Config) (i Instance, err error) {
return newKube(ctx, c)
}
// NewOrFail returns a new GCE Metadata Server instance or fails test.
func NewOrFail(t test.Failer, ctx resource.Context, c Config) Instance {
t.Helper()
i, err := New(ctx, c)
if err != nil {
t.Fatalf("gcemetadata.NewOrFail: %v", err)
}
return i
}