mirror of
https://github.com/zrepl/zrepl.git
synced 2024-11-28 19:34:58 +01:00
46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
package platformtest
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"os/exec"
|
|
|
|
"github.com/zrepl/zrepl/util/circlog"
|
|
)
|
|
|
|
type ex struct {
|
|
log Logger
|
|
}
|
|
|
|
func NewEx(log Logger) Execer {
|
|
return &ex{log}
|
|
}
|
|
|
|
func (e *ex) RunExpectSuccessNoOutput(ctx context.Context, cmd string, args ...string) error {
|
|
return e.runNoOutput(true, ctx, cmd, args...)
|
|
}
|
|
|
|
func (e *ex) RunExpectFailureNoOutput(ctx context.Context, cmd string, args ...string) error {
|
|
return e.runNoOutput(false, ctx, cmd, args...)
|
|
}
|
|
|
|
func (e *ex) runNoOutput(expectSuccess bool, ctx context.Context, cmd string, args ...string) error {
|
|
log := e.log.WithField("command", fmt.Sprintf("%q %q", cmd, args))
|
|
log.Debug("begin executing")
|
|
defer log.Debug("done executing")
|
|
ecmd := exec.CommandContext(ctx, cmd, args...)
|
|
buf, _ := circlog.NewCircularLog(32 << 10)
|
|
ecmd.Stdout, ecmd.Stderr = buf, buf
|
|
err := ecmd.Run()
|
|
log.WithField("output", buf.String()).Debug("command output")
|
|
if _, ok := err.(*exec.ExitError); err != nil && !ok {
|
|
panic(err)
|
|
}
|
|
if expectSuccess && err != nil {
|
|
return fmt.Errorf("expecting no error, got error: %s\n%s", err, buf.String())
|
|
} else if !expectSuccess && err == nil {
|
|
return fmt.Errorf("expecting error, got no error")
|
|
}
|
|
return nil
|
|
}
|