open-nomad/vendor/github.com/containerd/go-cni/testutils.go
Nick Ethier e440ba80f1
ar: refactor network bridge config to use go-cni lib (#6255)
* ar: refactor network bridge config to use go-cni lib

* ar: use eth as the iface prefix for bridged network namespaces

* vendor: update containerd/go-cni package

* ar: update network hook to use TODO contexts when calling configurator

* unnecessary conversion
2019-09-04 16:33:25 -04:00

79 lines
2.2 KiB
Go

/*
Copyright The containerd 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 cni
import (
"fmt"
"io/ioutil"
"os"
"path"
"testing"
)
func makeTmpDir(prefix string) (string, error) {
tmpDir, err := ioutil.TempDir(os.TempDir(), prefix)
if err != nil {
return "", err
}
return tmpDir, nil
}
func makeFakeCNIConfig(t *testing.T) (string, string) {
cniDir, err := makeTmpDir("fakecni")
if err != nil {
t.Fatalf("Failed to create plugin config dir: %v", err)
}
cniConfDir := path.Join(cniDir, "net.d")
err = os.MkdirAll(cniConfDir, 0777)
if err != nil {
t.Fatalf("Failed to create network config dir: %v", err)
}
networkConfig1 := path.Join(cniConfDir, "mocknetwork1.conf")
f1, err := os.Create(networkConfig1)
if err != nil {
t.Fatalf("Failed to create network config %v: %v", f1, err)
}
networkConfig2 := path.Join(cniConfDir, "mocknetwork2.conf")
f2, err := os.Create(networkConfig2)
if err != nil {
t.Fatalf("Failed to create network config %v: %v", f2, err)
}
cfg1 := fmt.Sprintf(`{ "name": "%s", "type": "%s", "capabilities": {"portMappings": true} }`, "plugin1", "fakecni")
_, err = f1.WriteString(cfg1)
if err != nil {
t.Fatalf("Failed to write network config file %v: %v", f1, err)
}
f1.Close()
cfg2 := fmt.Sprintf(`{ "name": "%s", "type": "%s", "capabilities": {"portMappings": true} }`, "plugin2", "fakecni")
_, err = f2.WriteString(cfg2)
if err != nil {
t.Fatalf("Failed to write network config file %v: %v", f2, err)
}
f2.Close()
return cniDir, cniConfDir
}
func tearDownCNIConfig(t *testing.T, confDir string) {
err := os.RemoveAll(confDir)
if err != nil {
t.Fatalf("Failed to cleanup CNI configs: %v", err)
}
}