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nixos/tang: fix machine usage deprecation

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This commit is contained in:
Maximilian Bosch
2026-04-19 20:01:34 +02:00
parent 3c26854ed0
commit 516d8d69b0
1 changed files with 23 additions and 23 deletions
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nixos/tests/tang.nix
+23 -23
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@@ -48,44 +48,44 @@
};
testScript = ''
start_all()
machine.wait_for_unit("sockets.target")
server.wait_for_unit("sockets.target")
with subtest("Check keys are generated"):
machine.wait_until_succeeds("curl -v http://127.0.0.1:7654/adv")
key = machine.wait_until_succeeds("tang-show-keys 7654")
server.wait_until_succeeds("curl -v http://127.0.0.1:7654/adv")
key = server.wait_until_succeeds("tang-show-keys 7654")
with subtest("Check systemd access list"):
machine.succeed("ping -c 3 192.168.0.1")
machine.fail("curl -v --connect-timeout 3 http://192.168.0.1:7654/adv")
server.succeed("ping -c 3 192.168.0.1")
server.fail("curl -v --connect-timeout 3 http://192.168.0.1:7654/adv")
with subtest("Check basic encrypt and decrypt message"):
machine.wait_until_succeeds(f"""echo 'Hello World' | clevis encrypt tang '{{ "url": "http://127.0.0.1:7654", "thp":"{key}"}}' > /tmp/encrypted""")
decrypted = machine.wait_until_succeeds("clevis decrypt < /tmp/encrypted")
server.wait_until_succeeds(f"""echo 'Hello World' | clevis encrypt tang '{{ "url": "http://127.0.0.1:7654", "thp":"{key}"}}' > /tmp/encrypted""")
decrypted = server.wait_until_succeeds("clevis decrypt < /tmp/encrypted")
assert decrypted.strip() == "Hello World"
machine.wait_until_succeeds("tang-show-keys 7654")
server.wait_until_succeeds("tang-show-keys 7654")
with subtest("Check encrypt and decrypt disk"):
machine.succeed("cryptsetup luksFormat --force-password --batch-mode /dev/vdb <<<'password'")
machine.succeed(f"""clevis luks bind -s1 -y -f -d /dev/vdb tang '{{ "url": "http://127.0.0.1:7654", "thp":"{key}" }}' <<< 'password' """)
clevis_luks = machine.succeed("clevis luks list -d /dev/vdb")
server.succeed("cryptsetup luksFormat --force-password --batch-mode /dev/vdb <<<'password'")
server.succeed(f"""clevis luks bind -s1 -y -f -d /dev/vdb tang '{{ "url": "http://127.0.0.1:7654", "thp":"{key}" }}' <<< 'password' """)
clevis_luks = server.succeed("clevis luks list -d /dev/vdb")
assert clevis_luks.strip() == """1: tang '{"url":"http://127.0.0.1:7654"}'"""
machine.succeed("clevis luks unlock -d /dev/vdb")
machine.succeed("find /dev/mapper -name 'luks*' -exec cryptsetup close {} +")
machine.succeed("clevis luks unlock -d /dev/vdb")
machine.succeed("find /dev/mapper -name 'luks*' -exec cryptsetup close {} +")
server.succeed("clevis luks unlock -d /dev/vdb")
server.succeed("find /dev/mapper -name 'luks*' -exec cryptsetup close {} +")
server.succeed("clevis luks unlock -d /dev/vdb")
server.succeed("find /dev/mapper -name 'luks*' -exec cryptsetup close {} +")
# without tang available, unlock should fail
machine.succeed("systemctl stop tangd.socket")
machine.fail("clevis luks unlock -d /dev/vdb")
machine.succeed("systemctl start tangd.socket")
server.succeed("systemctl stop tangd.socket")
server.fail("clevis luks unlock -d /dev/vdb")
server.succeed("systemctl start tangd.socket")
with subtest("Rotate server keys"):
machine.succeed("${pkgs.tang}/libexec/tangd-rotate-keys -d /var/lib/tang")
machine.succeed("clevis luks unlock -d /dev/vdb")
machine.succeed("find /dev/mapper -name 'luks*' -exec cryptsetup close {} +")
server.succeed("${pkgs.tang}/libexec/tangd-rotate-keys -d /var/lib/tang")
server.succeed("clevis luks unlock -d /dev/vdb")
server.succeed("find /dev/mapper -name 'luks*' -exec cryptsetup close {} +")
with subtest("Test systemd service security"):
output = machine.succeed("systemd-analyze security tangd@.service")
machine.log(output)
output = server.succeed("systemd-analyze security tangd@.service")
server.log(output)
assert output[-9:-1] == "SAFE :-}"
'';
}