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#!/bin/bash
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# Copyright (C) 2012 Google Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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# General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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# This is an offline testing script for most/all of the htools
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# programs, checking basic command line functionality.
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# Optional argument that specifies the test files to run. If not
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# specified, then all tests are run.
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#
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# For example, a value of 'balancing' runs the file
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# 'shelltests/htools-balancing.test'.  Multiple files can be specified
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# using shell notation, for example, '{balancing,basic}'.
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TESTS=${1:-*}
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set -e
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set -o pipefail
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. $(dirname $0)/cli-tests-defs.sh
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echo Running offline htools tests
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export T=`mktemp -d`
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trap 'rm -rf $T' EXIT
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trap 'echo FAIL to build test files' ERR
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echo Using $T as temporary dir
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echo -n Generating hspace simulation data for hinfo and hbal...
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# this cluster spec should be fine
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./test/hs/hspace --simu p,4,8T,64g,16 -S $T/simu-onegroup \
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  --disk-template drbd -l 8 -v -v -v >/dev/null 2>&1
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echo OK
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echo -n Generating hinfo and hbal test files for multi-group...
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./test/hs/hspace --simu p,4,8T,64g,16 --simu p,4,8T,64g,16 \
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  -S $T/simu-twogroups --disk-template drbd -l 8 >/dev/null 2>&1
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echo OK
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echo -n Generating test files for rebalancing...
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# we generate a cluster with two node groups, one with unallocable
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# policy, then we change all nodes from this group to the allocable
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# one, and we check for rebalancing
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FROOT="$T/simu-rebal-orig"
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./test/hs/hspace --simu u,4,8T,64g,16 --simu p,4,8T,64g,16 \
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  -S $FROOT --disk-template drbd -l 8 >/dev/null 2>&1
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for suffix in standard tiered; do
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  RELOC="$T/simu-rebal-merged.$suffix"
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  # this relocates the nodes
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  sed -re 's/^(node-.*|fake-uuid-)-02(|.*)/\1-01\2/' \
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    < $FROOT.$suffix > $RELOC
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done
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export BACKEND_BAL_STD="-t$T/simu-rebal-merged.standard"
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export BACKEND_BAL_TIER="-t$T/simu-rebal-merged.tiered"
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echo OK
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# For various tests
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export BACKEND_DYNU="-t $T/simu-onegroup.standard"
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export BACKEND_EXCL="-t $T/simu-onegroup.standard"
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echo -n Generating data files for IAllocator checks...
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for evac_mode in primary-only secondary-only all; do
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  sed -e 's/"evac_mode": "all"/"evac_mode": "'${evac_mode}'"/' \
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    -e 's/"spindles": [0-9]\+,//' \
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    < $TESTDATA_DIR/hail-node-evac.json \
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    > $T/hail-node-evac.json.$evac_mode
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done
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for bf in hail-alloc-drbd hail-alloc-invalid-twodisks hail-alloc-twodisks \
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  hail-change-group hail-node-evac hail-reloc-drbd hail-alloc-spindles; do
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  f=$bf.json
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  sed -e 's/"exclusive_storage": false/"exclusive_storage": true/' \
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    < $TESTDATA_DIR/$f > $T/$f.excl-stor
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  sed -e 's/"exclusive_storage": false/"exclusive_storage": true/' \
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    -e 's/"spindles": [0-9]\+,//' \
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    < $TESTDATA_DIR/$f > $T/$f.fail-excl-stor
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done
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echo OK
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echo -n Checking file-based RAPI...
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mkdir -p $T/hscan
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export RAPI_URL="file://$TESTDATA_DIR/rapi"
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./test/hs/hscan -d $T/hscan/ -p -v -v $RAPI_URL >/dev/null 2>&1
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# check that we file parsing is correct, i.e. hscan saves correct text
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# files, and is idempotent (rapi+text == rapi); more is tested in
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# shelltest later
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RAPI_TXT="$(ls $T/hscan/*.data|head -n1)"
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./test/hs/hinfo -p --print-instances -m $RAPI_URL > $T/hscan/direct.hinfo 2>&1
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./test/hs/hinfo -p --print-instances -t $RAPI_TXT > $T/hscan/fromtext.hinfo 2>&1
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echo OK
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echo Running shelltest...
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shelltest $SHELLTESTARGS \
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  ${TOP_SRCDIR:-.}/test/hs/shelltests/htools-$TESTS.test