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core: add privesc package for privilege escalation

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- Adds support for run0 and doas
fixes #998
This commit is contained in:
bbedward
2026-04-16 13:02:46 -04:00
parent d7fb75f7f9
commit c6e8067a22
23 changed files with 780 additions and 432 deletions
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44
core/internal/pam/pam.go
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@@ -11,6 +11,7 @@ import (
"time"
"github.com/AvengeMedia/DankMaterialShell/core/internal/distros"
"github.com/AvengeMedia/DankMaterialShell/core/internal/privesc"
)
const (
@@ -80,16 +81,18 @@ type lockscreenPamResolver struct {
func defaultSyncDeps() syncDeps {
return syncDeps{
pamDir: "/etc/pam.d",
greetdPath: GreetdPamPath,
dankshellPath: DankshellPamPath,
dankshellU2fPath: DankshellU2FPamPath,
isNixOS: IsNixOS,
readFile: os.ReadFile,
stat: os.Stat,
createTemp: os.CreateTemp,
removeFile: os.Remove,
runSudoCmd: runSudoCmd,
pamDir: "/etc/pam.d",
greetdPath: GreetdPamPath,
dankshellPath: DankshellPamPath,
dankshellU2fPath: DankshellU2FPamPath,
isNixOS: IsNixOS,
readFile: os.ReadFile,
stat: os.Stat,
createTemp: os.CreateTemp,
removeFile: os.Remove,
runSudoCmd: func(password, command string, args ...string) error {
return privesc.Run(context.Background(), password, append([]string{command}, args...)...)
},
pamModuleExists: pamModuleExists,
fingerprintAvailableForCurrentUser: FingerprintAuthAvailableForCurrentUser,
}
@@ -869,24 +872,3 @@ func fingerprintAuthAvailableForUser(username string) bool {
}
return hasEnrolledFingerprintOutput(string(out))
}
func runSudoCmd(sudoPassword string, command string, args ...string) error {
var cmd *exec.Cmd
if sudoPassword != "" {
fullArgs := append([]string{command}, args...)
quotedArgs := make([]string, len(fullArgs))
for i, arg := range fullArgs {
quotedArgs[i] = "'" + strings.ReplaceAll(arg, "'", "'\\''") + "'"
}
cmdStr := strings.Join(quotedArgs, " ")
cmd = distros.ExecSudoCommand(context.Background(), sudoPassword, cmdStr)
} else {
cmd = exec.Command("sudo", append([]string{command}, args...)...)
}
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
return cmd.Run()
}