Synnefo » snf-ganeti » ganeti-local

#!/bin/bash

# Copyright (C) 2012 Google Inc.

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

# This is an offline testing script for most/all of the htools

# programs, checking basic command line functionality.

set -e

. $(dirname $0)/cli-tests-defs.sh

T=`mktemp -d`

trap 'rm -rf $T' EXIT

trap 'echo FAIL' ERR

echo Using $T as temporary dir

echo Checking command line basic options

for prog in $ALL_ROLES; do

  $prog --version >/dev/null

  $prog --help >/dev/null

  ! $prog --no-such-option 2>/dev/null

done

echo OK

echo Checking missing backend failure

for prog in hspace hinfo hbal; do

  ! $prog 2>/dev/null

done

echo OK

echo Checking hail missing input file

! hail 2>/dev/null

echo OK

echo Checking extra arguments

for prog in hspace hbal hinfo; do

  ! $prog unexpected-argument 2>&1 | \

    grep -q "Error: this program doesn't take any arguments"

done

echo OK

echo Checking failure on multiple backends

(! hbal -t /dev/null -m localhost 2>&1 ) | \

  grep -q "Error: Only one of the rapi, luxi, and data files options should be given."

echo OK

echo Checking hspace machine-readable mode

hspace --simu p,4,8T,64g,16 --machine-readable \

  --disk-template drbd -l 8 >$T/capacity

( . $T/capacity && test "$HTS_OK" = "1" )

echo OK

echo Checking hspace simulation to hinfo to hbal

# this cluster spec should be fine

hspace --simu p,4,8T,64g,16 -S $T/simu-onegroup \

  --disk-template drbd -l 8 -v -v -v >/dev/null 2>&1

# results in .tiered and .standard

for suffix in standard tiered; do

  BACKEND="-t$T/simu-onegroup.$suffix"

  hinfo -v -v -p --print-instances $BACKEND >/dev/null 2>&1

  hbal  -v -v -p --print-instances $BACKEND >/dev/null 2>&1

  # hbal should not be able to balance

  hbal $BACKEND | grep -qE "(Nothing to do, exiting|No solution found)"

done

echo OK

echo Checking hinfo and hbal on multi-nodegroup

hspace --simu p,4,8T,64g,16 --simu p,4,8T,64g,16 \

  -S $T/simu-twogroups --disk-template drbd -l 8 >/dev/null 2>&1

# results in .tiered and .standard

for suffix in standard tiered; do

  BACKEND="-t$T/simu-twogroups.$suffix"

  hinfo -v -v -p --print-instances $BACKEND >/dev/null 2>&1

  ! hbal $BACKEND >/dev/null 2>&1

  # hbal should not be able to balance

  ! hbal $BACKEND 2>&1 | grep -q "Found multiple node groups"

  # but hbal should be able to balance one node group

  hbal $BACKEND -G group-01 >/dev/null

  # and it should not find an invalid group

  ! hbal $BACKEND -G no-such-group >/dev/null 2>&1

done

echo OK

echo Checking rebalancing

# we generate a cluster with two node groups, one with unallocable

# policy, then we change all nodes from this group to the allocable

# one, and we check for rebalancing

FROOT="$T/simu-rebal-orig"

hspace --simu p,4,8T,64g,16 --simu u,4,8T,64g,16 \

  -S $FROOT --disk-template drbd -l 8 >/dev/null 2>&1

for suffix in standard tiered; do

  RELOC="$T/simu-rebal-merged.$suffix"

  # this relocates the nodes

  sed -re 's/^(node-.*|fake-uuid-)-02(|.*)/\1-01\2/' \

    < $FROOT.$suffix > $RELOC

  BACKEND="-t$RELOC"

  hinfo -v -v -p --print-instances $BACKEND >/dev/null 2>&1

  hbal -v -v -v -p --print-instances $BACKEND -G group-01 2>/dev/null | \

    grep -qE -v "(Nothing to do, exiting|No solution found)"

  hbal $BACKEND -G group-01 -C$T/rebal-cmds.$suffix \

    -S $T/simu-rebal.$suffix >/dev/null 2>&1

  grep -qE "gnt-instance (failover|migrate|replace-disks)" \

    $T/rebal-cmds.$suffix

  hbal $BACKEND -G group-01 -C \

    -S $T/simu-rebal.$suffix 2>/dev/null | \

    grep -qE "gnt-instance (failover|migrate|replace-disks)"

  # state saved by hbal should be original

  cmp $RELOC $T/simu-rebal.$suffix.original

  # and we can't double rebalance

  hbal -t $T/simu-rebal.$suffix.balanced \

    -G group-01 | \

    grep -qE "(Nothing to do, exiting|No solution found)"

done

echo OK

echo All OK