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- package main
- import (
- "fmt"
- "os"
- "os/exec"
- )
- var (
- // the docker binary to use
- dockerBinary = "docker"
- // 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"
- dockerBasePath = "/var/lib/docker"
- execDriverPath = dockerBasePath + "/execdriver/native"
- volumesConfigPath = dockerBasePath + "/volumes"
- volumesStoragePath = dockerBasePath + "/vfs/dir"
- workingDirectory string
- )
- func init() {
- if dockerBin := os.Getenv("DOCKER_BINARY"); dockerBin != "" {
- dockerBinary = dockerBin
- } else {
- whichCmd := exec.Command("which", "docker")
- out, _, err := runCommandWithOutput(whichCmd)
- if err == nil {
- dockerBinary = stripTrailingCharacters(out)
- } else {
- fmt.Printf("ERROR: couldn't resolve full path to the Docker binary")
- os.Exit(1)
- }
- }
- if registryImage := os.Getenv("REGISTRY_IMAGE"); registryImage != "" {
- registryImageName = registryImage
- }
- if registry := os.Getenv("REGISTRY_URL"); registry != "" {
- privateRegistryURL = registry
- }
- workingDirectory, _ = os.Getwd()
- }
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