/
repo.go
110 lines (92 loc) · 2.55 KB
/
repo.go
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/*
* Copyright 2022 The flomesh.io 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 main
import (
"fmt"
"github.com/flomesh-io/ErieCanal/pkg/repo"
"io/ioutil"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/klog/v2"
"os"
"path/filepath"
"strings"
"time"
)
const (
ScriptsRoot = "/repo/scripts"
)
func initRepo(repoClient *repo.PipyRepoClient) {
// wait until pipy repo is up or timeout after 5 minutes
if err := wait.PollImmediate(5*time.Second, 60*5*time.Second, func() (bool, error) {
if repoClient.IsRepoUp() {
klog.V(2).Info("Repo is READY!")
return true, nil
}
klog.V(2).Info("Repo is not up, sleeping ...")
return false, nil
}); err != nil {
klog.Errorf("Error happened while waiting for repo up, %s", err)
os.Exit(1)
}
// initialize the repo
if err := repoClient.Batch([]repo.Batch{ingressBatch(), servicesBatch()}); err != nil {
os.Exit(1)
}
}
func ingressBatch() repo.Batch {
return createBatch("/base/ingress", fmt.Sprintf("%s/ingress", ScriptsRoot))
}
func servicesBatch() repo.Batch {
return createBatch("/base/services", fmt.Sprintf("%s/services", ScriptsRoot))
}
func createBatch(repoPath, scriptsDir string) repo.Batch {
batch := repo.Batch{
Basepath: repoPath,
Items: []repo.BatchItem{},
}
for _, file := range listFiles(scriptsDir) {
content, err := ioutil.ReadFile(file)
if err != nil {
panic(err)
}
balancerItem := repo.BatchItem{
Path: strings.TrimPrefix(filepath.Dir(file), scriptsDir),
Filename: filepath.Base(file),
Content: string(content),
}
batch.Items = append(batch.Items, balancerItem)
}
return batch
}
func listFiles(root string) (files []string) {
err := filepath.Walk(root, visit(&files))
if err != nil {
panic(err)
}
return files
}
func visit(files *[]string) filepath.WalkFunc {
return func(path string, info os.FileInfo, err error) error {
if err != nil {
klog.Errorf("prevent panic by handling failure accessing a path %q: %v\n", path, err)
return err
}
if !info.IsDir() {
*files = append(*files, path)
}
return nil
}
}