e9ca5c92d2
This changes the way plugins.sh is excluded to remove the need for BUILD_SHARED_LIBS along the way. Change-Id: I19fe55b4a37c49a11fffa61c8a3be7e8d1a51b4d
274 lines
6.9 KiB
Bash
274 lines
6.9 KiB
Bash
set -eu -o pipefail
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if [[ -z "${COMMON_VARS_AND_FUNCTIONS_SH_SOURCED-}" ]]; then
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COMMON_VARS_AND_FUNCTIONS_SH_SOURCED=1
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export PS4='+(${BASH_SOURCE[0]-$0}:$LINENO) '
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export TEST_ROOT=$(realpath ${TMPDIR:-/tmp}/nix-test)/${TEST_NAME:-default/tests\/functional//}
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export NIX_STORE_DIR
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if ! NIX_STORE_DIR=$(readlink -f $TEST_ROOT/store 2> /dev/null); then
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# Maybe the build directory is symlinked.
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export NIX_IGNORE_SYMLINK_STORE=1
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NIX_STORE_DIR=$TEST_ROOT/store
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fi
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export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
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export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
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export NIX_STATE_DIR=$TEST_ROOT/var/nix
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export NIX_CONF_DIR=$TEST_ROOT/etc
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export NIX_DAEMON_SOCKET_PATH=$TEST_ROOT/dSocket
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unset NIX_USER_CONF_FILES
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export _NIX_TEST_SHARED=$TEST_ROOT/shared
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if [[ -n $NIX_STORE ]]; then
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export _NIX_TEST_NO_SANDBOX=1
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fi
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export _NIX_IN_TEST=$TEST_ROOT/shared
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export NIX_REMOTE=${NIX_REMOTE_-}
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unset NIX_PATH
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export TEST_HOME=$TEST_ROOT/test-home
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export HOME=$TEST_HOME
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unset XDG_STATE_HOME
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unset XDG_DATA_HOME
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unset XDG_CONFIG_HOME
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unset XDG_CONFIG_DIRS
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unset XDG_CACHE_HOME
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mkdir -p $TEST_HOME
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export PATH=@bindir@:$PATH
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if [[ -n "${NIX_CLIENT_PACKAGE:-}" ]]; then
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export PATH="$NIX_CLIENT_PACKAGE/bin":$PATH
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fi
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DAEMON_PATH="$PATH"
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if [[ -n "${NIX_DAEMON_PACKAGE:-}" ]]; then
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DAEMON_PATH="${NIX_DAEMON_PACKAGE}/bin:$DAEMON_PATH"
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fi
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coreutils=@coreutils@
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lsof=@lsof@
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export dot=@dot@
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export SHELL="@bash@"
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export PAGER=cat
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export busybox="@sandbox_shell@"
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export version=@PACKAGE_VERSION@
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export system=@system@
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export IMPURE_VAR1=foo
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export IMPURE_VAR2=bar
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cacheDir=$TEST_ROOT/binary-cache
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readLink() {
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ls -l "$1" | sed 's/.*->\ //'
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}
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clearProfiles() {
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profiles="$HOME"/.local/state/nix/profiles
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rm -rf "$profiles"
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}
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clearStore() {
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echo "clearing store..."
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chmod -R +w "$NIX_STORE_DIR"
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rm -rf "$NIX_STORE_DIR"
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mkdir "$NIX_STORE_DIR"
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rm -rf "$NIX_STATE_DIR"
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mkdir "$NIX_STATE_DIR"
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clearProfiles
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}
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clearCache() {
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rm -rf "$cacheDir"
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}
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clearCacheCache() {
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rm -f $TEST_HOME/.cache/nix/binary-cache*
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}
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startDaemon() {
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# Don’t start the daemon twice, as this would just make it loop indefinitely
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if [[ "${_NIX_TEST_DAEMON_PID-}" != '' ]]; then
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return
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fi
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# Start the daemon, wait for the socket to appear.
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rm -f $NIX_DAEMON_SOCKET_PATH
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PATH=$DAEMON_PATH nix --extra-experimental-features 'nix-command' daemon &
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_NIX_TEST_DAEMON_PID=$!
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export _NIX_TEST_DAEMON_PID
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for ((i = 0; i < 300; i++)); do
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if [[ -S $NIX_DAEMON_SOCKET_PATH ]]; then
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DAEMON_STARTED=1
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break;
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fi
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sleep 0.1
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done
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if [[ -z ${DAEMON_STARTED+x} ]]; then
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fail "Didn’t manage to start the daemon"
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fi
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trap "killDaemon" EXIT
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# Save for if daemon is killed
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NIX_REMOTE_OLD=$NIX_REMOTE
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export NIX_REMOTE=daemon
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}
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killDaemon() {
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# Don’t fail trying to stop a non-existant daemon twice
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if [[ "${_NIX_TEST_DAEMON_PID-}" == '' ]]; then
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return
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fi
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kill $_NIX_TEST_DAEMON_PID
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for i in {0..100}; do
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kill -0 $_NIX_TEST_DAEMON_PID 2> /dev/null || break
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sleep 0.1
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done
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kill -9 $_NIX_TEST_DAEMON_PID 2> /dev/null || true
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wait $_NIX_TEST_DAEMON_PID || true
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rm -f $NIX_DAEMON_SOCKET_PATH
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# Indicate daemon is stopped
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unset _NIX_TEST_DAEMON_PID
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# Restore old nix remote
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NIX_REMOTE=$NIX_REMOTE_OLD
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trap "" EXIT
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}
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restartDaemon() {
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[[ -z "${_NIX_TEST_DAEMON_PID:-}" ]] && return 0
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killDaemon
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startDaemon
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}
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if [[ $(uname) == Linux ]] && [[ -L /proc/self/ns/user ]] && unshare --user true; then
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_canUseSandbox=1
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fi
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isDaemonNewer () {
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[[ -n "${NIX_DAEMON_PACKAGE:-}" ]] || return 0
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local requiredVersion="$1"
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local daemonVersion=$($NIX_DAEMON_PACKAGE/bin/nix daemon --version | cut -d' ' -f3)
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[[ $(nix eval --expr "builtins.compareVersions ''$daemonVersion'' ''$requiredVersion''") -ge 0 ]]
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}
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skipTest () {
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echo "$1, skipping this test..." >&2
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exit 99
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}
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requireDaemonNewerThan () {
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isDaemonNewer "$1" || skipTest "Daemon is too old"
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}
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canUseSandbox() {
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[[ ${_canUseSandbox-} ]]
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}
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requireSandboxSupport () {
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canUseSandbox || skipTest "Sandboxing not supported"
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}
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requireGit() {
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[[ $(type -p git) ]] || skipTest "Git not installed"
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}
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fail() {
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echo "$1" >&2
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exit 1
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}
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# Run a command failing if it didn't exit with the expected exit code.
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#
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# Has two advantages over the built-in `!`:
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#
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# 1. `!` conflates all non-0 codes. `expect` allows testing for an exact
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# code.
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#
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# 2. `!` unexpectedly negates `set -e`, and cannot be used on individual
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# pipeline stages with `set -o pipefail`. It only works on the entire
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# pipeline, which is useless if we want, say, `nix ...` invocation to
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# *fail*, but a grep on the error message it outputs to *succeed*.
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expect() {
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local expected res
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expected="$1"
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shift
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"$@" && res=0 || res="$?"
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if [[ $res -ne $expected ]]; then
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echo "Expected exit code '$expected' but got '$res' from command ${*@Q}" >&2
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return 1
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fi
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return 0
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}
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# Better than just doing `expect ... >&2` because the "Expected..."
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# message below will *not* be redirected.
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expectStderr() {
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local expected res
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expected="$1"
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shift
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"$@" 2>&1 && res=0 || res="$?"
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if [[ $res -ne $expected ]]; then
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echo "Expected exit code '$expected' but got '$res' from command ${*@Q}" >&2
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return 1
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fi
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return 0
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}
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needLocalStore() {
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if [[ "$NIX_REMOTE" == "daemon" ]]; then
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skipTest "Can’t run through the daemon ($1)"
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fi
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}
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# Just to make it easy to find which tests should be fixed
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buggyNeedLocalStore() {
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needLocalStore "$1"
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}
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enableFeatures() {
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local features="$1"
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sed -i 's/experimental-features .*/& '"$features"'/' "$NIX_CONF_DIR"/nix.conf
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}
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set -x
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onError() {
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set +x
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echo "$0: test failed at:" >&2
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for ((i = 1; i < ${#BASH_SOURCE[@]}; i++)); do
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if [[ -z ${BASH_SOURCE[i]} ]]; then break; fi
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echo " ${FUNCNAME[i]} in ${BASH_SOURCE[i]}:${BASH_LINENO[i-1]}" >&2
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done
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}
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# `grep -v` doesn't work well for exit codes. We want `!(exist line l. l
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# matches)`. It gives us `exist line l. !(l matches)`.
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#
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# `!` normally doesn't work well with `set -e`, but when we wrap in a
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# function it *does*.
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grepInverse() {
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! grep "$@"
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}
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# A shorthand, `> /dev/null` is a bit noisy.
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#
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# `grep -q` would seem to do this, no function necessary, but it is a
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# bad fit with pipes and `set -o pipefail`: `-q` will exit after the
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# first match, and then subsequent writes will result in broken pipes.
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#
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# Note that reproducing the above is a bit tricky as it depends on
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# non-deterministic properties such as the timing between the match and
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# the closing of the pipe, the buffering of the pipe, and the speed of
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# the producer into the pipe. But rest assured we've seen it happen in
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# CI reliably.
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grepQuiet() {
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grep "$@" > /dev/null
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}
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# The previous two, combined
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grepQuietInverse() {
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! grep "$@" > /dev/null
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}
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trap onError ERR
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fi # COMMON_VARS_AND_FUNCTIONS_SH_SOURCED
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