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exec.go
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exec.go
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package runn
import (
"bytes"
"context"
"fmt"
"os"
"strings"
"github.com/cli/safeexec"
"github.com/k1LoW/exec"
)
const execRunnerKey = "exec"
type execRunner struct {
operator *operator
}
type execCommand struct {
command string
stdin string
}
func newExecRunner(o *operator) (*execRunner, error) {
return &execRunner{
operator: o,
}, nil
}
func (rnr *execRunner) Run(ctx context.Context, c *execCommand) error {
stdout := new(bytes.Buffer)
stderr := new(bytes.Buffer)
if rnr.operator.debug {
_, _ = fmt.Fprintf(os.Stderr, "-----START COMMAND-----\n%s\n-----END COMMAND-----\n", c.command)
}
sh, err := safeexec.LookPath("sh")
if err != nil {
return err
}
cmd := exec.CommandContext(ctx, sh, "-c", c.command)
if strings.Trim(c.stdin, " \n") != "" {
cmd.Stdin = strings.NewReader(c.stdin)
if rnr.operator.debug {
_, _ = fmt.Fprintf(os.Stderr, "-----START STDIN-----\n%s\n-----END STDIN-----\n", c.stdin)
}
}
cmd.Stdout = stdout
cmd.Stderr = stderr
_ = cmd.Run()
if rnr.operator.debug {
_, _ = fmt.Fprintf(os.Stderr, "-----START STDOUT-----\n%s\n-----END STDOUT-----\n", stdout.String())
_, _ = fmt.Fprintf(os.Stderr, "-----START STDERR-----\n%s\n-----END STDERR-----\n", stderr.String())
}
rnr.operator.store.steps = append(rnr.operator.store.steps, map[string]interface{}{
"stdout": stdout.String(),
"stderr": stderr.String(),
"exit_code": cmd.ProcessState.ExitCode(),
})
return nil
}