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common.go
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common.go
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// Copyright 2021 iLogtail 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 boot
import (
"errors"
"fmt"
"sync"
"github.com/alibaba/ilogtail/test/config"
)
var networkMapping = make(map[string]string)
var mu sync.Mutex
var instance Booter
var started bool
// Booter start or stop the virtual environment.
type Booter interface {
Start() error
Stop() error
CopyCoreLogs()
}
// Load configuration to the Booter.
func Load(cfg *config.Case) error {
mu.Lock()
defer mu.Unlock()
if cfg.Boot.Category == composeCategory {
instance = NewComposeBooter(cfg)
return nil
}
return fmt.Errorf("%s category is not suppported", cfg.Boot.Category)
}
// Start initialize the virtual environment and execute setup commands on the host machine.
func Start() error {
mu.Lock()
defer mu.Unlock()
if started {
return nil
}
if instance == nil {
return errors.New("cannot start booter when config unloading")
}
if err := instance.Start(); err != nil {
return err
}
started = true
return nil
}
// ShutDown close the virtual environment.
func ShutDown() error {
mu.Lock()
defer mu.Unlock()
if !started {
return nil
}
if instance == nil {
return errors.New("cannot stop booter when config unloading")
}
if err := instance.Stop(); err != nil {
return err
}
started = false
return nil
}
func CopyCoreLogs() {
mu.Lock()
defer mu.Unlock()
if !started {
return
}
instance.CopyCoreLogs()
}
func GetPhysicalAddress(virtual string) string {
mu.Lock()
defer mu.Unlock()
return networkMapping[virtual]
}
func registerNetMapping(virtual, physical string) {
networkMapping[virtual] = physical
}