Fix sxmo_power.sh polkit multi-session auth and dmenu PATH

overlay/rootfs/usr/bin/sxmo_power.sh

@@ -14,39 +14,62 @@ usage() {
 run_polkit_login1() {
   method="$1"
   python3 - "$method" <<'PYEOF' >/dev/null 2>&1
-import os, pty, select, sys
+import os, pty, select, sys, time
 method = sys.argv[1]
+ppid = os.getpid()
 if method == "Reboot":
-  acts = "org.freedesktop.login1.reboot org.freedesktop.login1.reboot-multiple-sessions org.freedesktop.login1.reboot-ignore-inhibit"
+  acts = [
+    "org.freedesktop.login1.reboot",
+    "org.freedesktop.login1.reboot-multiple-sessions",
+    "org.freedesktop.login1.reboot-ignore-inhibit",
+  ]
 else:
-  acts = "org.freedesktop.login1.power-off org.freedesktop.login1.power-off-multiple-sessions org.freedesktop.login1.power-off-ignore-inhibit"
-cmd = (
-  "pkttyagent --process $$ & AG=$!; sleep 0.15; "
-  "for act in " + acts + "; do "
-  "pkcheck --action-id $act --process $$ -u >/dev/null 2>&1 || true; "
-  "done; "
-  "kill $AG 2>/dev/null || true; "
-  "exec busctl call --allow-interactive-authorization=true "
-  "org.freedesktop.login1 /org/freedesktop/login1 "
-  "org.freedesktop.login1.Manager " + method + " b true"
-)
-pid, fd = pty.fork()
-if pid == 0:
-  os.execlp("sh", "sh", "-c", cmd)
-while True:
-  r, _, _ = select.select([fd], [], [], 3.0)
-  if not r:
-    break
+  acts = [
+    "org.freedesktop.login1.power-off",
+    "org.freedesktop.login1.power-off-multiple-sessions",
+    "org.freedesktop.login1.power-off-ignore-inhibit",
+  ]
+for act in acts:
+  cmd = (
+    f"pkttyagent --process {ppid} & AG=$!; sleep 0.25; "
+    f"pkcheck --action-id {act} --process {ppid} -u >/dev/null 2>&1; "
+    f"RC=$?; kill $AG 2>/dev/null || true; exit $RC"
+  )
+  pid, fd = pty.fork()
+  if pid == 0:
+    os.execlp("sh", "sh", "-c", cmd)
+  t0 = time.time()
+  buf = b""
+  while time.time() - t0 < 5.0:
+    r, _, _ = select.select([fd], [], [], 0.2)
+    if r:
+      try:
+        d = os.read(fd, 1024)
+        if not d:
+          break
+        buf += d
+        if b"assword:" in buf or b"password:" in buf.lower():
+          buf = b""
+          os.write(fd, b"147147\n")
+      except OSError:
+        break
   try:
-    d = os.read(fd, 1024)
-    if not d:
-      break
-    if b"assword:" in d or b"password" in d.lower():
-      os.write(fd, b"147147\n")
+    os.close(fd)
   except OSError:
-    break
-_, st = os.waitpid(pid, 0)
-sys.exit(os.WEXITSTATUS(st))
+    pass
+  os.waitpid(pid, 0)
+os.execlp(
+  "busctl",
+  "busctl",
+  "call",
+  "--allow-interactive-authorization=true",
+  "org.freedesktop.login1",
+  "/org/freedesktop/login1",
+  "org.freedesktop.login1.Manager",
+  method,
+  "b",
+  "true",
+)
 PYEOF
 }