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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="$PWD/test/simulation"
clknetsim_ver=c4ccc2d
clknetsim_src=https://github.com/mlichvar/clknetsim/archive/"$clknetsim_ver"/clknetsim-"$clknetsim_ver".tar.gz
clknetsim_archive=$(basename "$clknetsim_src")
export CLKNETSIM_PATH="$AUTOPKGTEST_TMP"
# Always use the same seed to get deterministic results
export CLKNETSIM_RANDOM_SEED=24505
DEB_HOST_MULTIARCH=$(dpkg-architecture -qDEB_HOST_MULTIARCH)
# The simulation tests are only supported on Linux.
dpkg-architecture -ilinux-any || exit 77
prepare_clknetsim() {
# This symbolic link is necessary to prevent clknetsim from FTBFS.
ln -s /usr/include/"$DEB_HOST_MULTIARCH"/sys/time.h /usr/include/sys/
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 "$CLKNETSIM_PATH/clknetsim.so" ]; then
make -C "$CLKNETSIM_PATH" 2>&1
fi
}
run_test() {
cd "$testdir" && ./run -i 20 -m 2
}
prepare_clknetsim && run_test
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