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#!/bin/sh
# Upstream makes use of “clknetsim” to test how well “chronyd” controls the
# system clocks in various conditions. Due to “clknetsim” not being available
# in Debian, let’s use autopkgtest facility to build it in a container and
# test “chronyd” from there.
set -e
testdir="$PWD/test/simulation"
clknetsim_ver=6ee99f50dec8a2c6f74d13a4fb510a15ca9152f5
clknetsim_src=https://gitlab.com/chrony/clknetsim/-/archive/"$clknetsim_ver"/clknetsim-"$clknetsim_ver".tar.gz
clknetsim_archive=$(basename "$clknetsim_src")
export CLKNETSIM_PATH="$AUTOPKGTEST_TMP"
export CLKNETSIM_CONNECT_TIMEOUT=100
# Always use the same seed to get deterministic results
export CLKNETSIM_RANDOM_SEED=24508
DEB_BUILD_ARCH=$(dpkg-architecture -qDEB_BUILD_ARCH)
# The simulation tests are only supported on Linux.
dpkg-architecture -ilinux-any || exit 77
prepare_clknetsim() {
wget -P "$CLKNETSIM_PATH" "$clknetsim_src" 2>&1 || exit 77
tar -xvzf "$CLKNETSIM_PATH"/"$clknetsim_archive" \
-C "$CLKNETSIM_PATH" --strip-components=1 2>&1 || exit 77
if [ ! -x "$CLKNETSIM_PATH/clknetsim" ] && [ ! -e "$CLKNETSIM_PATH/clknetsim.so" ]; then
case "$DEB_BUILD_ARCH" in
armel|armhf)
CFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64" make -C "$CLKNETSIM_PATH" 2>&1
;;
*)
make -C "$CLKNETSIM_PATH" 2>&1
;;
esac
fi
}
run_test() {
cd "$testdir" && ./run
}
prepare_clknetsim && run_test
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