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32 lines
734 B
Go
32 lines
734 B
Go
package exec
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import (
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"bytes"
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"context"
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"fmt"
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"os/exec"
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EX "github.com/ibm/fp-go/exec"
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T "github.com/ibm/fp-go/tuple"
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)
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func Exec(ctx context.Context, name string, args []string, in []byte) (EX.CommandOutput, error) {
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// command input
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cmd := exec.CommandContext(ctx, name, args...)
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cmd.Stdin = bytes.NewReader(in)
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// command result
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var stdOut bytes.Buffer
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var stdErr bytes.Buffer
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cmd.Stdout = &stdOut
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cmd.Stderr = &stdErr
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// execute the command
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err := cmd.Run()
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if err != nil {
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err = fmt.Errorf("command execution of [%s][%s] failed, stdout [%s], stderr [%s], cause [%w]", name, args, stdOut.String(), stdErr.String(), err)
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}
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// return the outputs
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return T.MakeTuple2(stdOut.Bytes(), stdErr.Bytes()), err
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}
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