108 lines
2.6 KiB
Go
108 lines
2.6 KiB
Go
/*
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Copyright 2023 API Testing Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package server
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import (
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"fmt"
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"os"
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"strings"
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"syscall"
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"github.com/linuxsuren/api-testing/pkg/logging"
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fakeruntime "github.com/linuxsuren/go-fake-runtime"
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)
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var (
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serverLogger = logging.DefaultLogger(logging.LogLevelInfo).WithName("server")
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)
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type ExtManager interface {
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Start(name, socket string) (err error)
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StopAll() (err error)
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}
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type storeExtManager struct {
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execer fakeruntime.Execer
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socketPrefix string
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filesNeedToBeRemoved []string
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extStatusMap map[string]bool
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processs []fakeruntime.Process
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processChan chan fakeruntime.Process
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stopSingal chan struct{}
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}
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var s *storeExtManager
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func NewStoreExtManager(execer fakeruntime.Execer) ExtManager {
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if s == nil {
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s = &storeExtManager{
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processChan: make(chan fakeruntime.Process, 0),
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stopSingal: make(chan struct{}, 1),
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}
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s.execer = execer
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s.socketPrefix = "unix://"
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s.extStatusMap = map[string]bool{}
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s.processCollect()
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}
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return s
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}
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func (s *storeExtManager) Start(name, socket string) (err error) {
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if v, ok := s.extStatusMap[name]; ok && v {
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return
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}
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binaryPath, lookErr := s.execer.LookPath(name)
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if lookErr != nil {
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err = fmt.Errorf("failed to find %s, error: %v", name, lookErr)
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} else {
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go func(socketURL, plugin string) {
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socketFile := strings.TrimPrefix(socketURL, s.socketPrefix)
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s.filesNeedToBeRemoved = append(s.filesNeedToBeRemoved, socketFile)
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s.extStatusMap[name] = true
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if err = s.execer.RunCommandWithIO(plugin, "", os.Stdout, os.Stderr, s.processChan, "--socket", socketFile); err != nil {
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serverLogger.Info("failed to start: ", socketURL, "error: ", err.Error())
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}
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}(socket, binaryPath)
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}
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return
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}
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func (s *storeExtManager) StopAll() error {
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serverLogger.Info("stop", "extensions", len(s.processs))
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for _, p := range s.processs {
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if p != nil {
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p.Signal(syscall.SIGTERM)
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}
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}
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s.stopSingal <- struct{}{}
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return nil
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}
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func (s *storeExtManager) processCollect() {
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go func() {
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for {
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select {
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case p := <-s.processChan:
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s.processs = append(s.processs, p)
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case <-s.stopSingal:
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return
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}
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}
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}()
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}
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