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11fbaaae9a
The restic security model includes full trust of the local machine, so this should not fix any actual security problems, but it's better to be safe than sorry. Fixes #2192.
27 lines
612 B
Go
27 lines
612 B
Go
package backend
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import (
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"os"
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"os/exec"
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"strings"
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)
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// StartForeground runs cmd in the foreground, by temporarily switching to the
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// new process group created for cmd. The returned function `bg` switches back
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// to the previous process group.
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//
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// The command's environment has all RESTIC_* variables removed.
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func StartForeground(cmd *exec.Cmd) (bg func() error, err error) {
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env := os.Environ() // Returns a copy that we can modify.
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cmd.Env = env[:0]
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for _, kv := range env {
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if strings.HasPrefix(kv, "RESTIC_") {
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continue
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}
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cmd.Env = append(cmd.Env, kv)
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}
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return startForeground(cmd)
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}
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