chore(coreos/go-systemd): copy to github.com/dotcloud/docker/systemd/pkg/activation

Via https://github.com/dotcloud/docker/pull/3105#issuecomment-32807547

Docker-DCO-1.1-Signed-off-by: Brandon Philips <brandon.philips@coreos.com> (github: philips)

vendor/src/github.com/coreos/go-systemd/activation/files.go → pkg/systemd/activation/files.go

@@ -1,3 +1,18 @@
+/*
+Copyright 2013 CoreOS Inc.
+
+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 activation implements primitives for systemd socket activation.
 package activation
 

pkg/systemd/activation/listeners.go

@@ -0,0 +1,37 @@
+/*
+Copyright 2014 CoreOS Inc.
+
+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 activation
+
+import (
+	"fmt"
+	"net"
+)
+
+// Listeners returns net.Listeners for all socket activated fds passed to this process.
+func Listeners(unsetEnv bool) ([]net.Listener, error) {
+	files := Files(unsetEnv)
+	listeners := make([]net.Listener, len(files))
+
+	for i, f := range files {
+		var err error
+		listeners[i], err = net.FileListener(f)
+		if err != nil {
+			return nil, fmt.Errorf("Error setting up FileListener for fd %d: %s", f.Fd(), err.Error())
+		}
+	}
+
+	return listeners, nil
+}

pkg/systemd/listendfd.go

@@ -5,7 +5,7 @@ import (
 	"net"
 	"strconv"
 
-	"github.com/coreos/go-systemd/activation"
+	"github.com/dotcloud/docker/pkg/systemd/activation"
 )
 
 // ListenFD returns the specified socket activated files as a slice of

vendor/src/github.com/coreos/go-systemd/LICENSE

@@ -1,191 +0,0 @@
-Apache License
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-http://www.apache.org/licenses/
-
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-contract, or otherwise, unless required by applicable law (such as deliberate
-and grossly negligent acts) or agreed to in writing, shall any Contributor be
-liable to You for damages, including any direct, indirect, special, incidental,
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-damages for loss of goodwill, work stoppage, computer failure or malfunction, or
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-other liability obligations and/or rights consistent with this License. However,
-in accepting such obligations, You may act only on Your own behalf and on Your
-sole responsibility, not on behalf of any other Contributor, and only if You
-agree to indemnify, defend, and hold each Contributor harmless for any liability
-incurred by, or claims asserted against, such Contributor by reason of your
-accepting any such warranty or additional liability.
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-   Copyright [yyyy] [name of copyright owner]
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-   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.

vendor/src/github.com/coreos/go-systemd/README.md

@@ -1,3 +0,0 @@
-# go-systemd
-
-Go bindings to systemd socket activation, journal and D-BUS APIs.

vendor/src/github.com/coreos/go-systemd/activation/files_test.go

@@ -1,68 +0,0 @@
-package activation
-
-import (
-	"bytes"
-	"io"
-	"os"
-	"os/exec"
-	"testing"
-)
-
-// correctStringWritten fails the text if the correct string wasn't written
-// to the other side of the pipe.
-func correctStringWritten(t *testing.T, r *os.File, expected string) bool {
-	bytes := make([]byte, len(expected))
-	io.ReadAtLeast(r, bytes, len(expected))
-
-	if string(bytes) != expected {
-		t.Fatalf("Unexpected string %s", string(bytes))
-	}
-
-	return true
-}
-
-// TestActivation forks out a copy of activation.go example and reads back two
-// strings from the pipes that are passed in.
-func TestActivation(t *testing.T) {
-	cmd := exec.Command("go", "run", "../examples/activation/activation.go")
-
-	r1, w1, _ := os.Pipe()
-	r2, w2, _ := os.Pipe()
-	cmd.ExtraFiles = []*os.File{
-		w1,
-		w2,
-	}
-
-	cmd.Env = os.Environ()
-	cmd.Env = append(cmd.Env, "LISTEN_FDS=2", "FIX_LISTEN_PID=1")
-
-	err := cmd.Run()
-	if err != nil {
-		t.Fatalf(err.Error())
-	}
-
-	correctStringWritten(t, r1, "Hello world")
-	correctStringWritten(t, r2, "Goodbye world")
-}
-
-func TestActivationNoFix(t *testing.T) {
-	cmd := exec.Command("go", "run", "../examples/activation/activation.go")
-	cmd.Env = os.Environ()
-	cmd.Env = append(cmd.Env, "LISTEN_FDS=2")
-
-	out, _ := cmd.CombinedOutput()
-	if bytes.Contains(out, []byte("No files")) == false {
-		t.Fatalf("Child didn't error out as expected")
-	}
-}
-
-func TestActivationNoFiles(t *testing.T) {
-	cmd := exec.Command("go", "run", "../examples/activation/activation.go")
-	cmd.Env = os.Environ()
-	cmd.Env = append(cmd.Env, "LISTEN_FDS=0", "FIX_LISTEN_PID=1")
-
-	out, _ := cmd.CombinedOutput()
-	if bytes.Contains(out, []byte("No files")) == false {
-		t.Fatalf("Child didn't error out as expected")
-	}
-}

vendor/src/github.com/coreos/go-systemd/activation/listeners.go

@@ -1,22 +0,0 @@
-package activation
-
-import (
-	"fmt"
-	"net"
-)
-
-// Listeners returns net.Listeners for all socket activated fds passed to this process.
-func Listeners(unsetEnv bool) ([]net.Listener, error) {
-	files := Files(unsetEnv)
-	listeners := make([]net.Listener, len(files))
-
-	for i, f := range files {
-		var err error
-		listeners[i], err = net.FileListener(f)
-		if err != nil {
-			return nil, fmt.Errorf("Error setting up FileListener for fd %d: %s", f.Fd(), err.Error())
-		}
-	}
-
-	return listeners, nil
-}

vendor/src/github.com/coreos/go-systemd/activation/listeners_test.go

@@ -1,72 +0,0 @@
-package activation
-
-import (
-	"io"
-	"net"
-	"os"
-	"os/exec"
-	"testing"
-)
-
-// correctStringWritten fails the text if the correct string wasn't written
-// to the other side of the pipe.
-func correctStringWrittenNet(t *testing.T, r net.Conn, expected string) bool {
-	bytes := make([]byte, len(expected))
-	io.ReadAtLeast(r, bytes, len(expected))
-
-	if string(bytes) != expected {
-		t.Fatalf("Unexpected string %s", string(bytes))
-	}
-
-	return true
-}
-
-// TestActivation forks out a copy of activation.go example and reads back two
-// strings from the pipes that are passed in.
-func TestListeners(t *testing.T) {
-	cmd := exec.Command("go", "run", "../examples/activation/listen.go")
-
-	l1, err := net.Listen("tcp", ":9999")
-	if err != nil {
-		t.Fatalf(err.Error())
-	}
-	l2, err := net.Listen("tcp", ":1234")
-	if err != nil {
-		t.Fatalf(err.Error())
-	}
-
-	t1 := l1.(*net.TCPListener)
-	t2 := l2.(*net.TCPListener)
-
-	f1, _ := t1.File()
-	f2, _  := t2.File()
-
-	cmd.ExtraFiles = []*os.File{
-		f1,
-		f2,
-	}
-
-	r1, err := net.Dial("tcp", "127.0.0.1:9999")
-	if err != nil {
-		t.Fatalf(err.Error())
-	}
-	r1.Write([]byte("Hi"))
-
-	r2, err := net.Dial("tcp", "127.0.0.1:1234")
-	if err != nil {
-		t.Fatalf(err.Error())
-	}
-	r2.Write([]byte("Hi"))
-
-	cmd.Env = os.Environ()
-	cmd.Env = append(cmd.Env, "LISTEN_FDS=2", "FIX_LISTEN_PID=1")
-
-	out, err := cmd.Output()
-	if err != nil {
-		println(string(out))
-		t.Fatalf(err.Error())
-	}
-
-	correctStringWrittenNet(t, r1, "Hello world")
-	correctStringWrittenNet(t, r2, "Goodbye world")
-}

vendor/src/github.com/coreos/go-systemd/examples/activation/activation.go

@@ -1,44 +0,0 @@
-// Activation example used by the activation unit tests.
-package main
-
-import (
-	"fmt"
-	"os"
-
-	"github.com/coreos/go-systemd/activation"
-)
-
-func fixListenPid() {
-	if os.Getenv("FIX_LISTEN_PID") != "" {
-		// HACK: real systemd would set LISTEN_PID before exec'ing but
-		// this is too difficult in golang for the purpose of a test.
-		// Do not do this in real code.
-		os.Setenv("LISTEN_PID", fmt.Sprintf("%d", os.Getpid()))
-	}
-}
-
-func main() {
-	fixListenPid()
-
-	files := activation.Files(false)
-
-	if len(files) == 0 {
-		panic("No files")
-	}
-
-	if os.Getenv("LISTEN_PID") == "" || os.Getenv("LISTEN_FDS") == "" {
-		panic("Should not unset envs")
-	}
-
-	files = activation.Files(true)
-
-	if os.Getenv("LISTEN_PID") != "" || os.Getenv("LISTEN_FDS") != "" {
-		panic("Can not unset envs")
-	}
-
-	// Write out the expected strings to the two pipes
-	files[0].Write([]byte("Hello world"))
-	files[1].Write([]byte("Goodbye world"))
-
-	return
-}

vendor/src/github.com/coreos/go-systemd/examples/activation/httpserver/README.md

@@ -1 +0,0 @@
-Example of using socket activation with systemd to serve a simple HTTP server on http://127.0.0.1:8076

vendor/src/github.com/coreos/go-systemd/examples/activation/httpserver/hello.service

@@ -1,11 +0,0 @@
-[Unit]
-Description=Hello World HTTP
-Requires=network.target
-After=multi-user.target
-
-[Service]
-Type=simple
-ExecStart=/usr/local/bin/httpserver
-
-[Install]
-WantedBy=multi-user.target

vendor/src/github.com/coreos/go-systemd/examples/activation/httpserver/hello.socket

@@ -1,5 +0,0 @@
-[Socket]
-ListenStream=127.0.0.1:8076
-
-[Install]
-WantedBy=sockets.target

vendor/src/github.com/coreos/go-systemd/examples/activation/httpserver/httpserver.go

@@ -1,29 +0,0 @@
-package main
-
-import (
-	"io"
-	"net"
-	"net/http"
-
-	"github.com/coreos/go-systemd/activation"
-)
-
-func HelloServer(w http.ResponseWriter, req *http.Request) {
-	io.WriteString(w, "hello socket activated world!\n")
-}
-
-func main() {
-	files := activation.Files(true)
-
-	if len(files) != 1 {
-		panic("Unexpected number of socket activation fds")
-	}
-
-	l, err := net.FileListener(files[0])
-	if err != nil {
-		panic(err)
-	}
-
-	http.HandleFunc("/", HelloServer)
-	http.Serve(l, nil)
-}

vendor/src/github.com/coreos/go-systemd/examples/activation/listen.go

@@ -1,50 +0,0 @@
-// Activation example used by the activation unit tests.
-package main
-
-import (
-	"fmt"
-	"os"
-
-	"github.com/coreos/go-systemd/activation"
-)
-
-func fixListenPid() {
-	if os.Getenv("FIX_LISTEN_PID") != "" {
-		// HACK: real systemd would set LISTEN_PID before exec'ing but
-		// this is too difficult in golang for the purpose of a test.
-		// Do not do this in real code.
-		os.Setenv("LISTEN_PID", fmt.Sprintf("%d", os.Getpid()))
-	}
-}
-
-func main() {
-	fixListenPid()
-
-	listeners, _ := activation.Listeners(false)
-
-	if len(listeners) == 0 {
-		panic("No listeners")
-	}
-
-	if os.Getenv("LISTEN_PID") == "" || os.Getenv("LISTEN_FDS") == "" {
-		panic("Should not unset envs")
-	}
-
-	listeners, err := activation.Listeners(true)
-	if err != nil {
-		panic(err)
-	}
-
-	if os.Getenv("LISTEN_PID") != "" || os.Getenv("LISTEN_FDS") != "" {
-		panic("Can not unset envs")
-	}
-
-	c0, _ := listeners[0].Accept()
-	c1, _ := listeners[1].Accept()
-
-	// Write out the expected strings to the two pipes
-	c0.Write([]byte("Hello world"))
-	c1.Write([]byte("Goodbye world"))
-
-	return
-}