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mason.go
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mason.go
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// Copyright 2017 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 framework
import (
"fmt"
"io/ioutil"
yaml "gopkg.in/yaml.v2"
)
type instanceInfo struct {
Name string `json:"name"`
Zone string `json:"zone"`
}
// resourceInfo holds information about the resource created, such that it can used
type resourceInfo struct {
ProjectsInfo []struct {
Name string `json:"name"`
Clusters []instanceInfo `json:"clusters,omitempty"`
VMs []instanceInfo `json:"vms,omitempty"`
} `json:"projectsinfo,omitempty"`
}
func parseInfoFile(filePath string) (*resourceInfo, error) {
var info resourceInfo
data, err := ioutil.ReadFile(filePath)
if err != nil {
return nil, err
}
if err = yaml.Unmarshal(data, &info); err != nil {
return nil, err
}
return &info, nil
}
func resourceInfoToGCPRawVM(info resourceInfo, ns string) (*GCPRawVM, error) {
// Need to have the cluster and VM are in the same project,
// if there is more than one project we'll take the first one.
if len(info.ProjectsInfo) < 1 {
return nil, fmt.Errorf("there should be at least one project")
}
projectInfo := info.ProjectsInfo[0]
// If more than one VM, taking the first one
if len(projectInfo.VMs) < 1 {
return nil, fmt.Errorf("there should be at least one vm")
}
vmInfo := projectInfo.VMs[0]
// If more than one Cluster, taking the first one
if len(projectInfo.Clusters) < 1 {
return nil, fmt.Errorf("there should be at least one cluster")
}
clusterInfo := projectInfo.Clusters[0]
return &GCPRawVM{
Name: vmInfo.Name,
Zone: vmInfo.Zone,
ClusterName: clusterInfo.Name,
ProjectID: projectInfo.Name,
UseMason: true,
Namespace: ns,
}, nil
}