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moby--moby/integration-cli/docker_test_vars.go
Vincent Demeester a0e7e13766 Merge pull request #21818 from Microsoft/jjh/tp4fortests
Windows: Remove TP4 support from test code
2016-04-12 10:07:12 +02:00

129 lines
4 KiB
Go

package main
import (
"encoding/json"
"fmt"
"os"
"os/exec"
"github.com/docker/docker/pkg/reexec"
)
var (
// the docker binary to use
dockerBinary = "docker"
// path to containerd's ctr binary
ctrBinary = "docker-containerd-ctr"
// the private registry image to use for tests involving the registry
registryImageName = "registry"
// the private registry to use for tests
privateRegistryURL = "127.0.0.1:5000"
// TODO Windows CI. These are incorrect and need fixing into
// platform specific pieces.
runtimePath = "/var/run/docker"
workingDirectory string
// isLocalDaemon is true if the daemon under test is on the same
// host as the CLI.
isLocalDaemon bool
// daemonPlatform is held globally so that tests can make intelligent
// decisions on how to configure themselves according to the platform
// of the daemon. This is initialized in docker_utils by sending
// a version call to the daemon and examining the response header.
daemonPlatform string
// windowsDaemonKV is used on Windows to distinguish between different
// versions. This is necessary to enable certain tests based on whether
// the platform supports it. For example, Windows Server 2016 TP3 did
// not support volumes, but TP4 did.
windowsDaemonKV int
// daemonDefaultImage is the name of the default image to use when running
// tests. This is platform dependent.
daemonDefaultImage string
// For a local daemon on Linux, these values will be used for testing
// user namespace support as the standard graph path(s) will be
// appended with the root remapped uid.gid prefix
dockerBasePath string
volumesConfigPath string
containerStoragePath string
// daemonStorageDriver is held globally so that tests can know the storage
// driver of the daemon. This is initialized in docker_utils by sending
// a version call to the daemon and examining the response header.
daemonStorageDriver string
)
const (
// WindowsBaseImage is the name of the base image for Windows testing
WindowsBaseImage = "windowsservercore"
// DefaultImage is the name of the base image for the majority of tests that
// are run across suites
DefaultImage = "busybox"
)
func init() {
reexec.Init()
if dockerBin := os.Getenv("DOCKER_BINARY"); dockerBin != "" {
dockerBinary = dockerBin
}
var err error
dockerBinary, err = exec.LookPath(dockerBinary)
if err != nil {
fmt.Printf("ERROR: couldn't resolve full path to the Docker binary (%v)", err)
os.Exit(1)
}
if registryImage := os.Getenv("REGISTRY_IMAGE"); registryImage != "" {
registryImageName = registryImage
}
if registry := os.Getenv("REGISTRY_URL"); registry != "" {
privateRegistryURL = registry
}
workingDirectory, _ = os.Getwd()
// Deterministically working out the environment in which CI is running
// to evaluate whether the daemon is local or remote is not possible through
// a build tag.
//
// For example Windows to Linux CI under Jenkins tests the 64-bit
// Windows binary build with the daemon build tag, but calls a remote
// Linux daemon.
//
// We can't just say if Windows then assume the daemon is local as at
// some point, we will be testing the Windows CLI against a Windows daemon.
//
// Similarly, it will be perfectly valid to also run CLI tests from
// a Linux CLI (built with the daemon tag) against a Windows daemon.
if len(os.Getenv("DOCKER_REMOTE_DAEMON")) > 0 {
isLocalDaemon = false
} else {
isLocalDaemon = true
}
// TODO Windows CI. This are incorrect and need fixing into
// platform specific pieces.
// This is only used for a tests with local daemon true (Linux-only today)
// default is "/var/lib/docker", but we'll try and ask the
// /info endpoint for the specific root dir
dockerBasePath = "/var/lib/docker"
type Info struct {
DockerRootDir string
}
var i Info
status, b, err := sockRequest("GET", "/info", nil)
if err == nil && status == 200 {
if err = json.Unmarshal(b, &i); err == nil {
dockerBasePath = i.DockerRootDir
}
}
volumesConfigPath = dockerBasePath + "/volumes"
containerStoragePath = dockerBasePath + "/containers"
}