package compiler import ( "bytes" "fmt" "strings" "github.com/drone/drone-runtime/engine" "github.com/drone/drone-yaml/yaml" "github.com/drone/drone-yaml/yaml/compiler/internal/rand" ) func setupScript(spec *engine.Spec, dst *engine.Step, src *yaml.Container) { var buf bytes.Buffer for _, command := range src.Commands { escaped := fmt.Sprintf("%q", command) escaped = strings.Replace(escaped, "$", `\$`, -1) buf.WriteString(fmt.Sprintf( traceScript, escaped, command, )) } script := fmt.Sprintf( buildScript, buf.String(), ) spec.Files = append(spec.Files, &engine.File{ Metadata: engine.Metadata{ UID: rand.String(), Namespace: spec.Metadata.Namespace, Name: src.Name, }, Data: []byte(script), }) dst.Files = append(dst.Files, &engine.FileMount{ Name: src.Name, Path: "/usr/drone/bin/init", Mode: 0777, }) dst.Docker.Command = []string{"/bin/sh"} dst.Docker.Args = []string{"/usr/drone/bin/init"} } // buildScript is a helper script this is added to the build // to prepare the environment and execute the build commands. const buildScript = ` if [ -n "$CI_NETRC_MACHINE" ]; then cat < $HOME/.netrc machine $CI_NETRC_MACHINE login $CI_NETRC_USERNAME password $CI_NETRC_PASSWORD EOF chmod 0600 $HOME/.netrc fi unset CI_NETRC_USERNAME unset CI_NETRC_PASSWORD unset DRONE_NETRC_USERNAME unset DRONE_NETRC_PASSWORD set -e %s ` // traceScript is a helper script that is added to // the build script to trace a command. const traceScript = ` echo + %s %s `