feature:

1. support declaring multiple container configs in the same CRD. issue TencentBlueKing#688
2. support mapping path of container which is mounted from host into path of host which is mount source. issue TencentBlueKing#689
3. support windows container log collection. issue TencentBlueKing#690
4. support host mode. issue TencentBlueKing#691
5. support pruning symbolic link in log collection path. issue TencentBlueKing#692

bcs-services/bcs-logbeat-sidecar/app/app.go

@@ -54,4 +54,6 @@ func setConfig(conf *config.Config, op *options.SidecarOption) {
 	conf.TemplateFile = op.TemplateFile
 	conf.LogbeatDir = op.LogbeatDir
 	conf.Kubeconfig = op.Kubeconfig
+	conf.EvalSymlink = op.EvalSymlink
+	conf.LogbeatPIDFilePath = op.LogbeatPIDFilePath
 }

bcs-services/bcs-logbeat-sidecar/app/options/options.go

@@ -28,11 +28,13 @@ type SidecarOption struct {
 	conf.LogConfig
 	conf.ProcessConfig
 
-	DockerSock   string `json:"docker_sock" value:"unix:///var/run/docker.sock" usage:"docker socket file"`
-	LogbeatDir   string `json:"logbeat_dir" value:"" usage:"logbeat config directory"`
-	TemplateFile string `json:"template_file" value:"./unifytlogc-template.conf" usage:"logbeat tempalte config file"`
-	PrefixFile   string `json:"prefix_file" value:"" usage:"logbeat config file prefix name"`
-	Kubeconfig   string `json:"kubeconfig" value:"" usage:"kubeconfig"`
+	DockerSock         string `json:"docker_sock" value:"unix:///var/run/docker.sock" usage:"docker socket file"`
+	LogbeatDir         string `json:"logbeat_dir" value:"" usage:"logbeat config directory"`
+	TemplateFile       string `json:"template_file" value:"./unifytlogc-template.conf" usage:"logbeat tempalte config file"`
+	PrefixFile         string `json:"prefix_file" value:"" usage:"logbeat config file prefix name"`
+	Kubeconfig         string `json:"kubeconfig" value:"" usage:"kubeconfig"`
+	EvalSymlink        bool   `json:"eval_symlink" value:"false" usage:"whether to enable remove symbol link in the log path"`
+	LogbeatPIDFilePath string `json:"logbeat_pid_file_path" value:"" usage:"logbeat PID file path, which is used to reload logbeat"`
 }
 
 //NewSidecarOption create SidecarOption object

bcs-services/bcs-logbeat-sidecar/config/config.go

@@ -20,6 +20,11 @@ type Config struct {
 	PrefixFile   string
 	//kube-apiserver config file path
 	Kubeconfig string
+	// whether to enable remove symbol link in the log path
+	// this should be false if deployed as in-cluster mode
+	EvalSymlink bool
+	// logbeat PID file path
+	LogbeatPIDFilePath string
 }
 
 //NewConfig create a config object

bcs-services/bcs-logbeat-sidecar/go.mod

@@ -16,10 +16,15 @@ replace (
 
 require (
 	github.com/Tencent/bk-bcs v0.0.0-20200805130634-8a6c639f4a4c
+	github.com/containerd/containerd v1.4.3 // indirect
+	github.com/docker/docker v20.10.0-rc1+incompatible // indirect
 	github.com/fsouza/go-dockerclient v1.6.5
+	github.com/moby/sys/mount v0.2.0 // indirect
 	github.com/prometheus/client_golang v1.7.1
 	github.com/prometheus/client_model v0.2.0
+	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce
 	gopkg.in/yaml.v2 v2.3.0
+	gotest.tools/v3 v3.0.3 // indirect
 	k8s.io/api v0.18.6
 	k8s.io/apiextensions-apiserver v0.18.6
 	k8s.io/apimachinery v0.18.6