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moby--moby/integration-cli/requirements_test.go
Vincent Demeester c8016e669f
Use testEnv methods and remove most of the global variables
Signed-off-by: Vincent Demeester <vincent@sbr.pm>
2017-01-17 12:39:08 +01:00

203 lines
4.3 KiB
Go

package main
import (
"fmt"
"io/ioutil"
"net/http"
"os"
"os/exec"
"strings"
"time"
"github.com/docker/docker/integration-cli/requirement"
"github.com/go-check/check"
)
func PlatformIs(platform string) bool {
return testEnv.DaemonPlatform() == platform
}
func ArchitectureIs(arch string) bool {
return os.Getenv("DOCKER_ENGINE_GOARCH") == arch
}
func ArchitectureIsNot(arch string) bool {
return os.Getenv("DOCKER_ENGINE_GOARCH") != arch
}
func StorageDriverIs(storageDriver string) bool {
return strings.HasPrefix(testEnv.DaemonStorageDriver(), storageDriver)
}
func StorageDriverIsNot(storageDriver string) bool {
return !strings.HasPrefix(testEnv.DaemonStorageDriver(), storageDriver)
}
func DaemonIsWindows() bool {
return PlatformIs("windows")
}
func DaemonIsLinux() bool {
return PlatformIs("linux")
}
func ExperimentalDaemon() bool {
return testEnv.ExperimentalDaemon()
}
func NotExperimentalDaemon() bool {
return !testEnv.ExperimentalDaemon()
}
func IsAmd64() bool {
return ArchitectureIs("amd64")
}
func NotArm() bool {
return ArchitectureIsNot("arm")
}
func NotArm64() bool {
return ArchitectureIsNot("arm64")
}
func NotPpc64le() bool {
return ArchitectureIsNot("ppc64le")
}
func NotS390X() bool {
return ArchitectureIsNot("s390x")
}
func SameHostDaemon() bool {
return testEnv.LocalDaemon()
}
func UnixCli() bool {
return isUnixCli
}
func ExecSupport() bool {
return supportsExec
}
func Network() bool {
// Set a timeout on the GET at 15s
var timeout = time.Duration(15 * time.Second)
var url = "https://hub.docker.com"
client := http.Client{
Timeout: timeout,
}
resp, err := client.Get(url)
if err != nil && strings.Contains(err.Error(), "use of closed network connection") {
panic(fmt.Sprintf("Timeout for GET request on %s", url))
}
if resp != nil {
resp.Body.Close()
}
return err == nil
}
func Apparmor() bool {
buf, err := ioutil.ReadFile("/sys/module/apparmor/parameters/enabled")
return err == nil && len(buf) > 1 && buf[0] == 'Y'
}
func NotaryHosting() bool {
// for now notary binary is built only if we're running inside
// container through `make test`. Figure that out by testing if
// notary-server binary is in PATH.
_, err := exec.LookPath(notaryServerBinary)
return err == nil
}
func NotaryServerHosting() bool {
// for now notary-server binary is built only if we're running inside
// container through `make test`. Figure that out by testing if
// notary-server binary is in PATH.
_, err := exec.LookPath(notaryServerBinary)
return err == nil
}
func NotOverlay() bool {
return StorageDriverIsNot("overlay")
}
func Devicemapper() bool {
return StorageDriverIs("devicemapper")
}
func IPv6() bool {
cmd := exec.Command("test", "-f", "/proc/net/if_inet6")
return cmd.Run() != nil
}
func UserNamespaceROMount() bool {
// quick case--userns not enabled in this test run
if os.Getenv("DOCKER_REMAP_ROOT") == "" {
return true
}
if _, _, err := dockerCmdWithError("run", "--rm", "--read-only", "busybox", "date"); err != nil {
return false
}
return true
}
func NotUserNamespace() bool {
root := os.Getenv("DOCKER_REMAP_ROOT")
return root == ""
}
func UserNamespaceInKernel() bool {
if _, err := os.Stat("/proc/self/uid_map"); os.IsNotExist(err) {
/*
* This kernel-provided file only exists if user namespaces are
* supported
*/
return false
}
// We need extra check on redhat based distributions
if f, err := os.Open("/sys/module/user_namespace/parameters/enable"); err == nil {
defer f.Close()
b := make([]byte, 1)
_, _ = f.Read(b)
return string(b) != "N"
}
return true
}
func IsPausable() bool {
if testEnv.DaemonPlatform() == "windows" {
return testEnv.Isolation() == "hyperv"
}
return true
}
func NotPausable() bool {
if testEnv.DaemonPlatform() == "windows" {
return testEnv.Isolation() == "process"
}
return false
}
func IsolationIs(expectedIsolation string) bool {
return testEnv.DaemonPlatform() == "windows" && string(testEnv.Isolation()) == expectedIsolation
}
func IsolationIsHyperv() bool {
return IsolationIs("hyperv")
}
func IsolationIsProcess() bool {
return IsolationIs("process")
}
// testRequires checks if the environment satisfies the requirements
// for the test to run or skips the tests.
func testRequires(c *check.C, requirements ...requirement.Test) {
requirement.Is(c, requirements...)
}