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#!/usr/bin/env bash
##############################################################################################
# Check releases to ensure backward compatibility.
##############################################################################################
set -e
#############################################################
# build_release:
# arg1: release
#############################################################
build_release()
{
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
echo "Building release: \"$1\""
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
git clone --quiet https://github.com/wiredtiger/wiredtiger.git "$1"
cd "$1"
git checkout --quiet "$1"
config=""
config+="--enable-diagnostic "
config+="--enable-snappy "
(sh build_posix/reconf &&
./configure $config && make -j $(grep -c ^processor /proc/cpuinfo)) > /dev/null
}
#############################################################
# run_format:
# arg1: release
# arg2: access methods list
# arg3: -B for compatibility testing
#############################################################
run_format()
{
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
echo "Running format in release: \"$1\""
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
cd "$1/test/format"
args=""
args+="cache=80 " # Medium cache so there's eviction
args+="checkpoints=1 " # Force periodic writes
args+="compression=snappy " # We only built with snappy, force the choice
args+="data_source=table "
args+="in_memory=0 " # Interested in the on-disk format
args+="leak_memory=1 " # Faster runs
args+="logging=1 " # Test log compatibility
args+="logging_compression=snappy " # We only built with snappy, force the choice
args+="rebalance=0 " # Faster runs
args+="rows=1000000 "
args+="salvage=0 " # Faster runs
args+="timer=4 "
args+="verify=0 " # Faster runs
for am in $2; do
dir="RUNDIR.$am"
echo "./t running $am access method..."
./t -1q $3 -h $dir "file_type=$am" $args
# Remove the version string from the base configuration file. (MongoDB does not create
# a base configuration file, but format does, so we need to remove its version string
# to allow backward compatibility testing.)
(echo '/^version=/d'
echo w) | ed -s $dir/WiredTiger.basecfg > /dev/null
done
}
EXT="extensions=["
EXT+="ext/compressors/snappy/.libs/libwiredtiger_snappy.so,"
EXT+="ext/collators/reverse/.libs/libwiredtiger_reverse_collator.so, "
EXT+="ext/encryptors/rotn/.libs/libwiredtiger_rotn.so, "
EXT+="]"
#############################################################
# verify_release:
# arg1: release #1
# arg2: release #2
# arg3: access methods list
#############################################################
verify_release()
{
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
echo "Release \"$1\" verifying \"$2\""
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
cd "$1"
for am in $3; do
dir="$2/test/format/RUNDIR.$am"
echo "$1/wt verifying $2 access method $am..."
WIREDTIGER_CONFIG="$EXT" ./wt -h "../$dir" verify table:wt
done
}
# Create a directory in which to do the work.
top="test-compatibility-run"
rm -rf "$top" && mkdir "$top"
cd "$top"
# Build the releases.
(build_release mongodb-3.4)
(build_release mongodb-3.6)
(build_release mongodb-4.0)
(build_release mongodb-4.2)
#(build_release mongodb-4.4)
(build_release "develop")
# Run format in each release for supported access methods.
(run_format mongodb-3.4 "fix row var")
(run_format mongodb-3.6 "fix row var")
(run_format mongodb-4.0 "fix row var")
(run_format mongodb-4.2 "fix row var")
#(run_format mongodb-4.4 "row")
(run_format "develop" "row" "-B")
# Verify backward compatibility for supported access methods.
(verify_release mongodb-3.6 mongodb-3.4 "fix row var")
(verify_release mongodb-4.0 mongodb-3.6 "fix row var")
(verify_release mongodb-4.2 mongodb-4.0 "fix row var")
#(verify_release mongodb-4.4 mongodb-4.2 "fix row var")
#(verify_release develop mongodb-4.4 "row")
(verify_release develop mongodb-4.2 "fix row var")
# Verify forward compatibility for supported access methods.
(verify_release mongodb-4.2 develop "row")
exit 0
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