github.com/ttys3/engine@v17.12.1-ce-rc2+incompatible/integration-cli/fixtures_linux_daemon_test.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"io/ioutil"
     6  	"os"
     7  	"os/exec"
     8  	"path/filepath"
     9  	"runtime"
    10  	"strings"
    11  	"sync"
    12  
    13  	"github.com/docker/docker/integration-cli/checker"
    14  	"github.com/docker/docker/integration-cli/fixtures/load"
    15  	"github.com/go-check/check"
    16  )
    17  
    18  type testingT interface {
    19  	logT
    20  	Fatalf(string, ...interface{})
    21  }
    22  
    23  type logT interface {
    24  	Logf(string, ...interface{})
    25  }
    26  
    27  var ensureSyscallTestOnce sync.Once
    28  
    29  func ensureSyscallTest(c *check.C) {
    30  	var doIt bool
    31  	ensureSyscallTestOnce.Do(func() {
    32  		doIt = true
    33  	})
    34  	if !doIt {
    35  		return
    36  	}
    37  	defer testEnv.ProtectImage(c, "syscall-test:latest")
    38  
    39  	// if no match, must build in docker, which is significantly slower
    40  	// (slower mostly because of the vfs graphdriver)
    41  	if testEnv.DaemonPlatform() != runtime.GOOS {
    42  		ensureSyscallTestBuild(c)
    43  		return
    44  	}
    45  
    46  	tmp, err := ioutil.TempDir("", "syscall-test-build")
    47  	c.Assert(err, checker.IsNil, check.Commentf("couldn't create temp dir"))
    48  	defer os.RemoveAll(tmp)
    49  
    50  	gcc, err := exec.LookPath("gcc")
    51  	c.Assert(err, checker.IsNil, check.Commentf("could not find gcc"))
    52  
    53  	tests := []string{"userns", "ns", "acct", "setuid", "setgid", "socket", "raw"}
    54  	for _, test := range tests {
    55  		out, err := exec.Command(gcc, "-g", "-Wall", "-static", fmt.Sprintf("../contrib/syscall-test/%s.c", test), "-o", fmt.Sprintf("%s/%s-test", tmp, test)).CombinedOutput()
    56  		c.Assert(err, checker.IsNil, check.Commentf(string(out)))
    57  	}
    58  
    59  	if runtime.GOOS == "linux" && runtime.GOARCH == "amd64" {
    60  		out, err := exec.Command(gcc, "-s", "-m32", "-nostdlib", "-static", "../contrib/syscall-test/exit32.s", "-o", tmp+"/"+"exit32-test").CombinedOutput()
    61  		c.Assert(err, checker.IsNil, check.Commentf(string(out)))
    62  	}
    63  
    64  	dockerFile := filepath.Join(tmp, "Dockerfile")
    65  	content := []byte(`
    66  	FROM debian:jessie
    67  	COPY . /usr/bin/
    68  	`)
    69  	err = ioutil.WriteFile(dockerFile, content, 600)
    70  	c.Assert(err, checker.IsNil)
    71  
    72  	var buildArgs []string
    73  	if arg := os.Getenv("DOCKER_BUILD_ARGS"); strings.TrimSpace(arg) != "" {
    74  		buildArgs = strings.Split(arg, " ")
    75  	}
    76  	buildArgs = append(buildArgs, []string{"-q", "-t", "syscall-test", tmp}...)
    77  	buildArgs = append([]string{"build"}, buildArgs...)
    78  	dockerCmd(c, buildArgs...)
    79  }
    80  
    81  func ensureSyscallTestBuild(c *check.C) {
    82  	err := load.FrozenImagesLinux(testEnv.APIClient(), "buildpack-deps:jessie")
    83  	c.Assert(err, checker.IsNil)
    84  
    85  	var buildArgs []string
    86  	if arg := os.Getenv("DOCKER_BUILD_ARGS"); strings.TrimSpace(arg) != "" {
    87  		buildArgs = strings.Split(arg, " ")
    88  	}
    89  	buildArgs = append(buildArgs, []string{"-q", "-t", "syscall-test", "../contrib/syscall-test"}...)
    90  	buildArgs = append([]string{"build"}, buildArgs...)
    91  	dockerCmd(c, buildArgs...)
    92  }
    93  
    94  func ensureNNPTest(c *check.C) {
    95  	defer testEnv.ProtectImage(c, "nnp-test:latest")
    96  	if testEnv.DaemonPlatform() != runtime.GOOS {
    97  		ensureNNPTestBuild(c)
    98  		return
    99  	}
   100  
   101  	tmp, err := ioutil.TempDir("", "docker-nnp-test")
   102  	c.Assert(err, checker.IsNil)
   103  
   104  	gcc, err := exec.LookPath("gcc")
   105  	c.Assert(err, checker.IsNil, check.Commentf("could not find gcc"))
   106  
   107  	out, err := exec.Command(gcc, "-g", "-Wall", "-static", "../contrib/nnp-test/nnp-test.c", "-o", filepath.Join(tmp, "nnp-test")).CombinedOutput()
   108  	c.Assert(err, checker.IsNil, check.Commentf(string(out)))
   109  
   110  	dockerfile := filepath.Join(tmp, "Dockerfile")
   111  	content := `
   112  	FROM debian:jessie
   113  	COPY . /usr/bin
   114  	RUN chmod +s /usr/bin/nnp-test
   115  	`
   116  	err = ioutil.WriteFile(dockerfile, []byte(content), 600)
   117  	c.Assert(err, checker.IsNil, check.Commentf("could not write Dockerfile for nnp-test image"))
   118  
   119  	var buildArgs []string
   120  	if arg := os.Getenv("DOCKER_BUILD_ARGS"); strings.TrimSpace(arg) != "" {
   121  		buildArgs = strings.Split(arg, " ")
   122  	}
   123  	buildArgs = append(buildArgs, []string{"-q", "-t", "nnp-test", tmp}...)
   124  	buildArgs = append([]string{"build"}, buildArgs...)
   125  	dockerCmd(c, buildArgs...)
   126  }
   127  
   128  func ensureNNPTestBuild(c *check.C) {
   129  	err := load.FrozenImagesLinux(testEnv.APIClient(), "buildpack-deps:jessie")
   130  	c.Assert(err, checker.IsNil)
   131  
   132  	var buildArgs []string
   133  	if arg := os.Getenv("DOCKER_BUILD_ARGS"); strings.TrimSpace(arg) != "" {
   134  		buildArgs = strings.Split(arg, " ")
   135  	}
   136  	buildArgs = append(buildArgs, []string{"-q", "-t", "npp-test", "../contrib/nnp-test"}...)
   137  	buildArgs = append([]string{"build"}, buildArgs...)
   138  	dockerCmd(c, buildArgs...)
   139  }