feat: log docker info from compose (#591)

* chore: log docker info from compose

* chore: use one file

* fix: exit log function on errors

compose.go

@@ -6,6 +6,7 @@ import (
 	"path/filepath"
 	"runtime"
 	"strings"
+	"sync"
 
 	"github.com/compose-spec/compose-go/types"
 	"github.com/docker/cli/cli/command"
@@ -22,6 +23,7 @@ const (
 	envComposeFile = "COMPOSE_FILE"
 )
 
+var composeLogOnce sync.Once
 var ErrNoStackConfigured = errors.New("no stack files configured")
 
 type composeStackOptions struct {
@@ -129,6 +131,11 @@ func NewDockerComposeWith(opts ...ComposeStackOption) (*dockerCompose, error) {
 		containers:     make(map[string]*DockerContainer),
 	}
 
+	// log docker server info only once
+	composeLogOnce.Do(func() {
+		logDockerServerInfo(context.Background(), dockerCli.Client(), Logger)
+	})
+
 	return composeAPI, nil
 }
 

docker.go

@@ -804,26 +804,29 @@ func NewDockerProvider(provOpts ...DockerProviderOption) (*DockerProvider, error
 	}
 
 	// log docker server info only once
-	logOnce.Do(p.logDockerServerInfo)
+	logOnce.Do(func() {
+		logDockerServerInfo(context.Background(), p.client, p.Logger)
+	})
 
 	return p, nil
 }
 
-func (p *DockerProvider) logDockerServerInfo() {
+func logDockerServerInfo(ctx context.Context, client client.APIClient, logger Logging) {
 	infoMessage := `%v - Connected to docker: 
   Server Version: %v
   API Version: %v
   Operating System: %v
   Total Memory: %v MB
 `
 
-	info, err := p.client.Info(context.Background())
+	info, err := client.Info(ctx)
 	if err != nil {
-		p.Logger.Printf("failed getting information about docker server: %s", err)
+		logger.Printf("failed getting information about docker server: %s", err)
+		return
 	}
 
-	p.Logger.Printf(infoMessage, packagePath,
-		info.ServerVersion, p.client.ClientVersion(),
+	logger.Printf(infoMessage, packagePath,
+		info.ServerVersion, client.ClientVersion(),
 		info.OperatingSystem, info.MemTotal/1024/1024)
 }