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Merge pull request #305689 from rnhmjoj/pr-fix-wpa-secrets

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nixos/wireless: correctly handle secrets containing &
This commit is contained in:
Michele Guerini Rocco 2024-04-21 16:07:42 +02:00 committed by GitHub
parent 23fc571cc3 89a1bde018
commit 8b93a430dc
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GPG key ID: B5690EEEBB952194
2 changed files with 10 additions and 3 deletions
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8
nixos/modules/services/networking/wpa_supplicant.nix
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@ -132,8 +132,12 @@ let
# substitute environment variables
if [ -f "${configFile}" ]; then
${pkgs.gawk}/bin/awk '{
for(varname in ENVIRON)
gsub("@"varname"@", ENVIRON[varname])
for(varname in ENVIRON) {
find = "@"varname"@"
repl = ENVIRON[varname]
if (i = index($0, find))
$0 = substr($0, 1, i-1) repl substr($0, i+length(find))
}
print
}' "${configFile}" > "${finalConfig}"
else

5
nixos/tests/wpa_supplicant.nix
View file

@ -102,13 +102,15 @@ import ./make-test-python.nix ({ pkgs, lib, ...}:
test2.psk = "@PSK_SPECIAL@"; # should be replaced
test3.psk = "@PSK_MISSING@"; # should not be replaced
test4.psk = "P@ssowrdWithSome@tSymbol"; # should not be replaced
test5.psk = "@PSK_AWK_REGEX@"; # should be replaced
};
# secrets
environmentFile = pkgs.writeText "wpa-secrets" ''
PSK_VALID="S0m3BadP4ssw0rd";
# taken from https://github.com/minimaxir/big-list-of-naughty-strings
PSK_SPECIAL=",./;'[]\-= <>?:\"{}|_+ !@#$%^\&*()`~";
PSK_SPECIAL=",./;'[]\/\-= <>?:\"{}|_+ !@#$%^&*()`~";
PSK_AWK_REGEX="PassowrdWith&symbol";
'';
};
};
@ -186,6 +188,7 @@ import ./make-test-python.nix ({ pkgs, lib, ...}:
basic.fail(f"grep -q @PSK_SPECIAL@ {config_file}")
basic.succeed(f"grep -q @PSK_MISSING@ {config_file}")
basic.succeed(f"grep -q P@ssowrdWithSome@tSymbol {config_file}")
basic.succeed(f"grep -q 'PassowrdWith&symbol' {config_file}")
with subtest("WPA2 fallbacks have been generated"):
assert int(basic.succeed(f"grep -c sae-only {config_file}")) == 1