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mvn.go
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mvn.go
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package maven
import (
"context"
"fmt"
"github.com/JackKCWong/go-woodpecker/internal/util/cmdutil"
"github.com/go-cmd/cmd"
"io"
"path"
)
type mvn struct {
Bin string
POM string
}
func newMvn() mvn {
return mvn{
Bin: "mvn",
POM: "pom.xml",
}
}
func (m mvn) Run(ctx context.Context, task string, args ...string) (io.Reader, error) {
goalRun := cmd.NewCmdOptions(cmd.Options{
Buffered: false,
Streaming: true,
}, m.bin(), mkargs(task, args)...)
goalRun.Dir = m.Wd()
errReader := cmdutil.NewErrReader()
go func() {
done := goalRun.Start()
select {
case <-ctx.Done():
_ = goalRun.Stop()
errReader.CloseWithError(fmt.Errorf("mvn exited with timeout: %w", ctx.Err()))
case s := <-done:
if s.Error != nil {
errReader.CloseWithError(fmt.Errorf("mvn exited with err: %w", s.Error))
}
if s.Exit != 0 {
errReader.CloseWithError(fmt.Errorf("mvn exited with code: %d", s.Exit))
}
errReader.Close()
}
}()
return io.MultiReader(cmdutil.StdoutReader{Out: goalRun.Stdout}, errReader), nil
}
func mkargs(goal string, args []string) []string {
cmdargs := []string{"-B"}
cmdargs = append(cmdargs, goal)
cmdargs = append(cmdargs, args...)
return cmdargs
}
func (m mvn) bin() string {
if m.Bin != "" {
return m.Bin
}
return "mvn"
}
func (m mvn) Wd() string {
if m.POM == "" {
panic("pom.xml not specified")
}
dir, file := path.Split(m.POM)
if file != "pom.xml" {
panic(m.POM + " is not a valid pom.xml")
}
if dir == "" {
return "."
}
return dir
}