Ophestra
d32070e121
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Signed-off-by: Ophestra <cat@gensokyo.uk>
72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
import json
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import shlex
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q = shlex.quote
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def swaymsg(command: str = "", succeed=True, type="command"):
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assert command != "" or type != "command", "Must specify command or type"
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shell = q(f"swaymsg -t {q(type)} -- {q(command)}")
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with machine.nested(
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f"sending swaymsg {shell!r}" + " (allowed to fail)" * (not succeed)
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):
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ret = (machine.succeed if succeed else machine.execute)(
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f"su - alice -c {shell}"
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)
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# execute also returns a status code, but disregard.
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if not succeed:
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_, ret = ret
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if not succeed and not ret:
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return None
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parsed = json.loads(ret)
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return parsed
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start_all()
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machine.wait_for_unit("multi-user.target")
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# To check fortify's version:
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print(machine.succeed("sudo -u alice -i fortify version"))
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# Wait for Sway to complete startup:
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machine.wait_for_file("/run/user/1000/wayland-1")
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machine.wait_for_file("/tmp/sway-ipc.sock")
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# Check seccomp outcome:
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swaymsg("exec fortify run cat")
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pid = int(machine.wait_until_succeeds("pgrep -U 1000000 -x cat", timeout=5))
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print(machine.succeed(f"fortify-test filter {pid} c698b081ff957afe17a6d94374537d37f2a63f6f9dd75da7546542407a9e32476ebda3312ba7785d7f618542bcfaf27ca27dcc2dddba852069d28bcfe8cad39a &>/dev/stdout", timeout=5))
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machine.succeed(f"kill -TERM {pid}")
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# Verify capabilities/securebits in user namespace:
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print(machine.succeed("sudo -u alice -i fortify run capsh --print"))
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print(machine.succeed("sudo -u alice -i fortify run capsh --has-no-new-privs"))
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print(machine.fail("sudo -u alice -i fortify run capsh --has-a=CAP_SYS_ADMIN"))
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print(machine.fail("sudo -u alice -i fortify run capsh --has-b=CAP_SYS_ADMIN"))
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print(machine.fail("sudo -u alice -i fortify run capsh --has-i=CAP_SYS_ADMIN"))
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print(machine.fail("sudo -u alice -i fortify run capsh --has-p=CAP_SYS_ADMIN"))
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print(machine.fail("sudo -u alice -i fortify run umount -R /dev"))
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# Check sandbox outcome:
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check_offset = 0
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def check_sandbox(name):
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global check_offset
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check_offset += 1
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swaymsg(f"exec script /dev/null -E always -qec check-sandbox-{name}")
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machine.wait_for_file(f"/tmp/fortify.1000/tmpdir/{check_offset}/sandbox-ok", timeout=15)
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check_sandbox("preset")
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check_sandbox("tty")
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check_sandbox("mapuid")
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# Exit Sway and verify process exit status 0:
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swaymsg("exit", succeed=False)
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machine.wait_for_file("/tmp/sway-exit-ok")
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# Print fortify runDir contents:
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print(machine.succeed("find /run/user/1000/fortify"))
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