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system/tmpfiles: fail gracefully in API misuse
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Panicking here leaves garbage behind. Not ideal if this package is going to be exported.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra 2025-02-17 12:17:01 +09:00
parent 83e72c2b59
commit db71fbe22b
Signed by: cat
SSH Key Fingerprint: SHA256:gQ67O0enBZ7UdZypgtspB2FDM1g3GVw8nX0XSdcFw8Q
1 changed files with 6 additions and 0 deletions
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6
internal/system/tmpfiles.go
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@ -2,6 +2,7 @@ package system
import (
"bytes"
"errors"
"fmt"
"io"
"os"
@ -35,6 +36,11 @@ func (t *Tmpfile) Type() Enablement { return Process }
func (t *Tmpfile) apply(_ *I) error {
fmsg.Verbose("copying", t)
if t.payload == nil {
// this is a misuse of the API; do not return an error message
return errors.New("invalid payload")
}
if b, err := os.Stat(t.src); err != nil {
return fmsg.WrapErrorSuffix(err,
fmt.Sprintf("cannot stat %q:", t.src))