81 lines
1.8 KiB
Go
81 lines
1.8 KiB
Go
package utils
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import (
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"bufio"
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"fmt"
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"io"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/restmapper"
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"os"
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"sigs.k8s.io/yaml"
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"strings"
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)
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type PConfig struct {
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ParticipantId int64
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}
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// GetGVR 获取GVR
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func GetGVR(clientSet *kubernetes.Clientset, gvk schema.GroupVersionKind) (schema.GroupVersionResource, error) {
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gr, err := restmapper.GetAPIGroupResources(clientSet)
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if err != nil {
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return schema.GroupVersionResource{}, err
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}
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mapper := restmapper.NewDiscoveryRESTMapper(gr)
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mapping, err := mapper.RESTMapping(gvk.GroupKind(), gvk.Version)
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if err != nil {
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return schema.GroupVersionResource{}, err
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}
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return mapping.Resource, nil
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}
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// UpdateParticipantId 更新本地配置文件ParticipantId
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func UpdateParticipantId(filePath string, value string) error {
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file, err := os.OpenFile(filePath, os.O_RDWR, 0)
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if err != nil {
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return err
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}
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reader := bufio.NewReader(file)
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pos := int64(0)
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for {
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//读取每一行内容
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line, err := reader.ReadString('\n')
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if err != nil && err != io.EOF {
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fmt.Println("Read file error!", err)
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return err
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}
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//根据关键词覆盖当前行
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if strings.Contains(line, "ParticipantId") {
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bytes := []byte("ParticipantId: " + value)
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file.WriteAt(bytes, pos)
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}
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//每一行读取完后记录位置
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pos += int64(len(line))
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//读到末尾
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if err != nil && err == io.EOF {
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fmt.Println("File read ok!")
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break
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}
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}
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return nil
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}
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// GetParticipantId 获取本地配置文件中的ParticipantId
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func GetParticipantId(filePath string) (int64, error) {
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pConfig := PConfig{}
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file, err := os.OpenFile(filePath, os.O_RDONLY, 0)
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if err != nil {
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return 0, err
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}
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bytes, err := io.ReadAll(file)
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if err != nil {
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return 0, err
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}
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yaml.Unmarshal(bytes, &pConfig)
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return pConfig.ParticipantId, nil
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}
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