act/cmd/root.go

123 lines
3.2 KiB
Go

package cmd
import (
"context"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"github.com/nektos/act/actions"
"github.com/nektos/act/common"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
var verbose bool
var workflowPath string
var workingDir string
var list bool
var actionName string
var dryrun bool
var eventPath string
// Execute is the entry point to running the CLI
func Execute(ctx context.Context, version string) {
var rootCmd = &cobra.Command{
Use: "act [event name to run]",
Short: "Run Github actions locally by specifying the event name (e.g. `push`) or an action name directly.",
Args: cobra.MaximumNArgs(1),
RunE: newRunAction(ctx),
Version: version,
SilenceUsage: true,
}
rootCmd.Flags().BoolVarP(&list, "list", "l", false, "list actions")
rootCmd.Flags().StringVarP(&actionName, "action", "a", "", "run action")
rootCmd.Flags().StringVarP(&eventPath, "event", "e", "", "path to event JSON file")
rootCmd.PersistentFlags().BoolVarP(&dryrun, "dryrun", "n", false, "dryrun mode")
rootCmd.PersistentFlags().BoolVarP(&verbose, "verbose", "v", false, "verbose output")
rootCmd.PersistentFlags().StringVarP(&workflowPath, "file", "f", "./.github/main.workflow", "path to workflow file")
rootCmd.PersistentFlags().StringVarP(&workingDir, "directory", "C", ".", "working directory")
if err := rootCmd.Execute(); err != nil {
os.Exit(1)
}
}
func newRunAction(ctx context.Context) func(*cobra.Command, []string) error {
return func(cmd *cobra.Command, args []string) error {
if verbose {
log.SetLevel(log.DebugLevel)
}
workflows, err := actions.ParseWorkflows(workingDir, workflowPath)
if err != nil {
return err
}
defer workflows.Close()
if list {
return listEvents(workflows)
}
eventJSON := "{}"
if eventPath != "" {
if !filepath.IsAbs(eventPath) {
eventPath = filepath.Join(workingDir, eventPath)
}
log.Debugf("Reading event.json from %s", eventPath)
eventJSONBytes, err := ioutil.ReadFile(eventPath)
if err != nil {
return err
}
eventJSON = string(eventJSONBytes)
}
if actionName != "" {
return workflows.RunAction(ctx, dryrun, actionName, eventJSON)
}
if len(args) == 0 {
return workflows.RunEvent(ctx, dryrun, "push", eventJSON)
}
return workflows.RunEvent(ctx, dryrun, args[0], eventJSON)
}
}
func listEvents(workflows actions.Workflows) error {
eventNames := workflows.ListEvents()
for _, eventName := range eventNames {
graph, err := workflows.GraphEvent(eventName)
if err != nil {
return err
}
drawings := make([]*common.Drawing, 0)
eventPen := common.NewPen(common.StyleDoubleLine, 91 /*34*/)
drawings = append(drawings, eventPen.DrawBoxes(fmt.Sprintf("EVENT: %s", eventName)))
actionPen := common.NewPen(common.StyleSingleLine, 96)
arrowPen := common.NewPen(common.StyleNoLine, 97)
drawings = append(drawings, arrowPen.DrawArrow())
for i, stage := range graph {
if i > 0 {
drawings = append(drawings, arrowPen.DrawArrow())
}
drawings = append(drawings, actionPen.DrawBoxes(stage...))
}
maxWidth := 0
for _, d := range drawings {
if d.GetWidth() > maxWidth {
maxWidth = d.GetWidth()
}
}
for _, d := range drawings {
d.Draw(os.Stdout, maxWidth)
}
}
return nil
}