mirror of
https://github.com/NixOS/nix.git
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94 lines
3.6 KiB
Bash
94 lines
3.6 KiB
Bash
source common.sh
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needLocalStore "the sandbox only runs on the builder side, so it makes no sense to test it with the daemon"
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clearStore
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requireSandboxSupport
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# Note: we need to bind-mount $SHELL into the chroot. Currently we
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# only support the case where $SHELL is in the Nix store, because
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# otherwise things get complicated (e.g. if it's in /bin, do we need
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# /lib as well?).
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if [[ ! $SHELL =~ /nix/store ]]; then skipTest "Shell is not from Nix store"; fi
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# An alias to automatically bind-mount the $SHELL on nix-build invocations
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nix-sandbox-build () { nix-build --no-out-link --sandbox-paths /nix/store "$@"; }
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chmod -R u+w $TEST_ROOT/store0 || true
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rm -rf $TEST_ROOT/store0
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export NIX_STORE_DIR=/my/store
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export NIX_REMOTE=$TEST_ROOT/store0
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outPath=$(nix-sandbox-build dependencies.nix)
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[[ $outPath =~ /my/store/.*-dependencies ]]
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nix path-info -r $outPath | grep input-2
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nix store ls -R -l $outPath | grep foobar
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nix store cat $outPath/foobar | grep FOOBAR
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# Test --check without hash rewriting.
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nix-sandbox-build dependencies.nix --check
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# Test that sandboxed builds with --check and -K can move .check directory to store
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nix-sandbox-build check.nix -A nondeterministic
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# `100 + 4` means non-determinstic, see doc/manual/src/command-ref/status-build-failure.md
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expectStderr 104 nix-sandbox-build check.nix -A nondeterministic --check -K > $TEST_ROOT/log
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grepQuietInverse 'error: renaming' $TEST_ROOT/log
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grepQuiet 'may not be deterministic' $TEST_ROOT/log
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# Test that sandboxed builds cannot write to /etc easily
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# `100` means build failure without extra info, see doc/manual/src/command-ref/status-build-failure.md
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expectStderr 100 nix-sandbox-build -E 'with import ./config.nix; mkDerivation { name = "etc-write"; buildCommand = "echo > /etc/test"; }' |
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grepQuiet "/etc/test: Permission denied"
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## Test mounting of SSL certificates into the sandbox
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testCert () {
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expectation=$1 # "missing" | "present"
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mode=$2 # "normal" | "fixed-output"
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certFile=$3 # a string that can be the path to a cert file
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# `100` means build failure without extra info, see doc/manual/src/command-ref/status-build-failure.md
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[ "$mode" == fixed-output ] && ret=1 || ret=100
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expectStderr $ret nix-sandbox-build linux-sandbox-cert-test.nix --argstr mode "$mode" --option ssl-cert-file "$certFile" |
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grepQuiet "CERT_${expectation}_IN_SANDBOX"
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}
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nocert=$TEST_ROOT/no-cert-file.pem
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cert=$TEST_ROOT/some-cert-file.pem
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symlinkcert=$TEST_ROOT/symlink-cert-file.pem
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transitivesymlinkcert=$TEST_ROOT/transitive-symlink-cert-file.pem
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symlinkDir=$TEST_ROOT/symlink-dir
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echo -n "CERT_CONTENT" > $cert
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ln -s $cert $symlinkcert
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ln -s $symlinkcert $transitivesymlinkcert
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ln -s $TEST_ROOT $symlinkDir
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# No cert in sandbox when not a fixed-output derivation
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testCert missing normal "$cert"
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# No cert in sandbox when ssl-cert-file is empty
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testCert missing fixed-output ""
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# No cert in sandbox when ssl-cert-file is a nonexistent file
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testCert missing fixed-output "$nocert"
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# Cert in sandbox when ssl-cert-file is set to an existing file
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testCert present fixed-output "$cert"
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# Cert in sandbox when ssl-cert-file is set to a (potentially transitive) symlink to an existing file
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testCert present fixed-output "$symlinkcert"
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testCert present fixed-output "$transitivesymlinkcert"
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# Symlinks should be added in the sandbox directly and not followed
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nix-sandbox-build symlink-derivation.nix -A depends_on_symlink
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nix-sandbox-build symlink-derivation.nix -A test_sandbox_paths \
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--option extra-sandbox-paths "/file=$cert" \
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--option extra-sandbox-paths "/dir=$TEST_ROOT" \
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--option extra-sandbox-paths "/symlinkDir=$symlinkDir" \
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--option extra-sandbox-paths "/symlink=$symlinkcert"
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