Fix Storry Level 5

Level/Level5/Microsoft.py

@@ -0,0 +1,40 @@
+import os
+import time
+import pwd
+
+STATE_FILE = "/home/level5/.timer/timer_state.txt"
+END_STATE = "/home/level5/.timer/end_state.txt"
+
+
+def drop_privileges(user):
+    pw = pwd.getpwnam(user)
+    os.setgid(pw.pw_gid)
+    os.setuid(pw.pw_uid)
+
+
+def countdown(seconds):
+    if os.path.exists(END_STATE):
+        os.remove(END_STATE)
+
+    for remaining in range(seconds, 0, -1):
+        with open(STATE_FILE, "w") as f:
+            f.write(str(remaining))
+
+        mins, secs = divmod(remaining, 60)
+        with open("/home/level5/timer.txt", "w") as f:
+            f.write(f"{mins:02d}:{secs:02d}")
+
+        time.sleep(1)
+
+    if os.path.exists(STATE_FILE):
+        os.remove(STATE_FILE)
+
+    with open(END_STATE, "w") as f:
+        f.write("timeout")
+
+    print("Du hast verloren – der Timer ist abgelaufen!")
+
+
+if __name__ == "__main__":
+    drop_privileges("level5")
+    countdown(600)