| 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" |
| |
| execDriverPath = "/var/lib/docker/execdriver/native" |
| volumesConfigPath = "/var/lib/docker/volumes" |
| |
| 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() |
| } |