Merge pull request #2171 from p1-0tr/ps-docker-cli-sock-from-home

Use Docker CLI socket from home

Author: glours

Dockerfile

@@ -108,7 +108,7 @@ RUN --mount=target=. \
     make -f builder.Makefile test
 
 FROM base AS check-license-headers
-RUN go get -u github.com/kunalkushwaha/ltag
+RUN go install github.com/google/addlicense@latest
 RUN --mount=target=. \
     make -f builder.Makefile check-license-headers
 

cli/metrics/conn_darwin.go

@@ -0,0 +1,43 @@
+//go:build darwin
+// +build darwin
+
+/*
+   Copyright 2022 Docker Compose CLI 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 metrics
+
+import (
+	"net"
+	"path/filepath"
+
+	"github.com/docker/docker/pkg/homedir"
+)
+
+var (
+	socket = "/var/run/docker-cli.sock"
+)
+
+func init() {
+	// Attempt to retrieve the Docker CLI socket for the current user.
+	if home := homedir.Get(); home != "" {
+		socket = filepath.Join(home, "/Library/Containers/com.docker.docker/Data/docker-cli.sock")
+	} // else: On macOS Docker Desktop creates symlinks in /var/run, so fall back to the old default.
+	overrideSocket() // nop, unless built for e2e testing
+}
+
+func conn() (net.Conn, error) {
+	return net.Dial("unix", socket)
+}

cli/metrics/conn_e2e.go

@@ -1,7 +1,8 @@
+//go:build e2e
 // +build e2e
 
 /*
-   Copyright 2020 Docker Compose CLI authors
+   Copyright 2020, 2022 Docker Compose CLI authors
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -22,7 +23,7 @@ import (
 	"os"
 )
 
-func init() {
+func overrideSocket() {
 	testSocket, defined := os.LookupEnv("TEST_METRICS_SOCKET")
 	if defined {
 		socket = testSocket

scripts/validate/template/go.txt renamed to cli/metrics/conn_note2e.go

@@ -1,5 +1,8 @@
+//go:build !e2e
+// +build !e2e
+
 /*
-   Copyright 2020 Docker Compose CLI authors
+   Copyright 2022 Docker Compose CLI authors
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -14,3 +17,7 @@
    limitations under the License.
 */
 
+package metrics
+
+func overrideSocket() {
+}

cli/metrics/conn_other.go

@@ -1,7 +1,8 @@
-// +build !windows
+//go:build !windows,!darwin
+// +build !windows,!darwin
 
 /*
-   Copyright 2020 Docker Compose CLI authors
+   Copyright 2020, 2022 Docker Compose CLI authors
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -18,12 +19,25 @@
 
 package metrics
 
-import "net"
+import (
+	"net"
+	"path/filepath"
+
+	"github.com/docker/docker/pkg/homedir"
+)
 
 var (
-	socket = "/var/run/docker-cli.sock"
+	socket = ""
 )
 
+func init() {
+	// Attempt to retrieve the Docker CLI socket for the current user.
+	if home := homedir.Get(); home != "" {
+		socket = filepath.Join(home, ".docker/desktop/docker-cli.sock")
+	} // else: On Linux we don't expect to have a global CLI socket, so leave it empty and let connections fail.
+	overrideSocket() // nop, unless built for e2e testing
+}
+
 func conn() (net.Conn, error) {
 	return net.Dial("unix", socket)
 }

cli/metrics/conn_windows.go

@@ -1,7 +1,8 @@
+//go:build windows
 // +build windows
 
 /*
-   Copyright 2020 Docker Compose CLI authors
+   Copyright 2020, 2022 Docker Compose CLI authors
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -30,6 +31,10 @@ var (
 	socket = `\\.\pipe\docker_cli`
 )
 
+func init() {
+	overrideSocket() // no-op, unless built for e2e testing
+}
+
 func conn() (net.Conn, error) {
 	if strings.HasPrefix(socket, `\\.\pipe\`) {
 		timeout := 200 * time.Millisecond

scripts/validate/fileheader

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-#   Copyright Docker Compose CLI authors
+#   Copyright 2020, 2022 Docker Compose CLI authors
 
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
@@ -16,12 +16,10 @@
 
 set -eu -o pipefail
 
-if ! command -v ltag; then
-    >&2 echo "ERROR: ltag not found. Install with:"
-    >&2 echo "    go get -u github.com/kunalkushwaha/ltag"
+if ! command -v addlicense; then
+    >&2 echo "ERROR: addlicense not found. Install with:"
+    >&2 echo "    go install github.com/google/addlicense@latest"
     exit 1
 fi
 
-BASEPATH="${1-}"
-
-ltag -t "${BASEPATH}scripts/validate/template" -excludes "validate testdata resolvepath" --check -v
+find . -regex '.*\.sh' -o -regex '.*\.go' -o -regex '.*Makefile' -o -regex '.*Dockerfile' | xargs addlicense -check -l apache -c 'Docker Compose CLI authors' -ignore validate -ignore testdata -ignore resolvepath -v 1>&2