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executor_abstract.go
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/
executor_abstract.go
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package executors
import (
"os"
"gitlab.com/gitlab-org/gitlab-ci-multi-runner/common"
)
type ExecutorOptions struct {
DefaultBuildsDir string
DefaultCacheDir string
SharedBuildsDir bool
Shell common.ShellScriptInfo
ShowHostname bool
SupportedOptions []string
}
type AbstractExecutor struct {
ExecutorOptions
common.BuildLogger
Config common.RunnerConfig
Build *common.Build
BuildTrace common.BuildTrace
BuildShell *common.ShellConfiguration
}
func (e *AbstractExecutor) updateShell() error {
script := e.Shell()
script.Build = e.Build
if e.Config.Shell != "" {
script.Shell = e.Config.Shell
}
return nil
}
func (e *AbstractExecutor) generateShellConfiguration() error {
info := e.Shell()
info.PreCloneScript = e.Config.PreCloneScript
info.PreBuildScript = e.Config.PreBuildScript
shellConfiguration, err := common.GetShellConfiguration(*info)
if err != nil {
return err
}
e.BuildShell = shellConfiguration
e.Debugln("Shell configuration:", shellConfiguration)
return nil
}
func (e *AbstractExecutor) startBuild() error {
// Save hostname
if e.ShowHostname && e.Build.Hostname == "" {
e.Build.Hostname, _ = os.Hostname()
}
// Start actual build
rootDir := e.Config.BuildsDir
if rootDir == "" {
rootDir = e.DefaultBuildsDir
}
cacheDir := e.Config.CacheDir
if cacheDir == "" {
cacheDir = e.DefaultCacheDir
}
e.Build.StartBuild(rootDir, cacheDir, e.SharedBuildsDir)
return nil
}
func (e *AbstractExecutor) verifyOptions() error {
supportedOptions := e.SupportedOptions
if shell := common.GetShell(e.Shell().Shell); shell != nil {
supportedOptions = append(supportedOptions, shell.GetSupportedOptions()...)
}
for key, value := range e.Build.Options {
if value == nil {
continue
}
found := false
for _, option := range supportedOptions {
if option == key {
found = true
break
}
}
if !found {
e.Warningln(key, "is not supported by selected executor and shell")
}
}
return nil
}
func (e *AbstractExecutor) Shell() *common.ShellScriptInfo {
return &e.ExecutorOptions.Shell
}
func (e *AbstractExecutor) Prepare(globalConfig *common.Config, config *common.RunnerConfig, build *common.Build) error {
e.Config = *config
e.Build = build
e.BuildTrace = build.Trace
e.BuildLogger = common.NewBuildLogger(build.Trace, build.Log())
err := e.startBuild()
if err != nil {
return err
}
err = e.updateShell()
if err != nil {
return err
}
err = e.verifyOptions()
if err != nil {
return err
}
err = e.generateShellConfiguration()
if err != nil {
return err
}
return nil
}
func (e *AbstractExecutor) Finish(err error) {
}
func (e *AbstractExecutor) Cleanup() {
}