Check exact error codes in linux-sandbox.sh

This commit is contained in:
Guillaume Maudoux 2023-05-22 23:39:31 +02:00
parent 494a09c6df
commit b9c2f834ee
2 changed files with 34 additions and 29 deletions

View file

@ -1,29 +1,30 @@
{ fixed-output }: { mode }:
with import ./config.nix; with import ./config.nix;
mkDerivation ({ mkDerivation (
name = "ssl-export"; {
buildCommand = '' name = "ssl-export";
# Add some indirection, otherwise grepping into the debug output finds the string. buildCommand = ''
report () { echo CERT_$1_IN_SANDBOX; } # Add some indirection, otherwise grepping into the debug output finds the string.
report () { echo CERT_$1_IN_SANDBOX; }
if [ -f /etc/ssl/certs/ca-certificates.crt ]; then if [ -f /etc/ssl/certs/ca-certificates.crt ]; then
content=$(</etc/ssl/certs/ca-certificates.crt) content=$(</etc/ssl/certs/ca-certificates.crt)
if [ "$content" == CERT_CONTENT ]; then if [ "$content" == CERT_CONTENT ]; then
report present report present
fi
else
report missing
fi fi
else
report missing
fi
# Always fail, because we do not want to bother with fixed-output # Always fail, because we do not want to bother with fixed-output
# derivations being cached, and do not want to compute the right hash. # derivations being cached, and do not want to compute the right hash.
false; false;
''; '';
} // ( } // {
if fixed-output == "fixed-output" fixed-output = { outputHash = "sha256:0000000000000000000000000000000000000000000000000000000000000000"; };
then { outputHash = "sha256:0000000000000000000000000000000000000000000000000000000000000000"; } normal = { };
else { } }.${mode}
)) )

View file

@ -34,19 +34,23 @@ nix-build dependencies.nix --no-out-link --check --sandbox-paths /nix/store
# Test that sandboxed builds with --check and -K can move .check directory to store # Test that sandboxed builds with --check and -K can move .check directory to store
nix-build check.nix -A nondeterministic --sandbox-paths /nix/store --no-out-link nix-build check.nix -A nondeterministic --sandbox-paths /nix/store --no-out-link
(! nix-build check.nix -A nondeterministic --sandbox-paths /nix/store --no-out-link --check -K 2> $TEST_ROOT/log) expectStderr 104 nix-build check.nix -A nondeterministic --sandbox-paths /nix/store --no-out-link --check -K \
if grepQuiet 'error: renaming' $TEST_ROOT/log; then false; fi | tee >( grepQuietInverse 'error: renaming' ) \
grepQuiet 'may not be deterministic' $TEST_ROOT/log | grepQuiet 'may not be deterministic'
# Test that sandboxed builds cannot write to /etc easily # Test that sandboxed builds cannot write to /etc easily
(! nix-build -E 'with import ./config.nix; mkDerivation { name = "etc-write"; buildCommand = "echo > /etc/test"; }' --no-out-link --sandbox-paths /nix/store) expect 100 nix-build -E 'with import ./config.nix; mkDerivation { name = "etc-write"; buildCommand = "echo > /etc/test"; }' --no-out-link --sandbox-paths /nix/store
## Test mounting of SSL certificates into the sandbox ## Test mounting of SSL certificates into the sandbox
testCert () { testCert () {
(! nix-build linux-sandbox-cert-test.nix --argstr fixed-output "$2" --no-out-link --sandbox-paths /nix/store --option ssl-cert-file "$3" 2> $TEST_ROOT/log) expectation=$1 # "missing" | "present"
cat $TEST_ROOT/log mode=$2 # "normal" | "fixed-output"
grepQuiet "CERT_${1}_IN_SANDBOX" $TEST_ROOT/log certFile=$3 # a string that can be the path to a cert file
[ "$mode" == fixed-output ] && ret=1 || ret=100
expectStderr $ret nix-build linux-sandbox-cert-test.nix --argstr mode "$mode" --no-out-link --sandbox-paths /nix/store --option ssl-cert-file "$certFile" | \
# tee /dev/stderr | \
grepQuiet "CERT_${expectation}_IN_SANDBOX"
} }
nocert=$TEST_ROOT/no-cert-file.pem nocert=$TEST_ROOT/no-cert-file.pem