external/gpl2/lvm2/dist/test/t-pvcreate-usage.sh

   1 #!/bin/sh
   2 # Copyright (C) 2008 Red Hat, Inc. All rights reserved.
   3 #
   4 # This copyrighted material is made available to anyone wishing to use,
   5 # modify, copy, or redistribute it subject to the terms and conditions
   6 # of the GNU General Public License v.2.
   7 #
   8 # You should have received a copy of the GNU General Public License
   9 # along with this program; if not, write to the Free Software Foundation,
  10 # Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  11
  12 test_description='Test pvcreate option values'
  13 PAGESIZE=$(getconf PAGESIZE)
  14
  15 . ./test-utils.sh
  16
  17 aux prepare_devs 4
  18
  19 #COMM 'pvcreate rejects negative setphysicalvolumesize'
  20 not pvcreate --setphysicalvolumesize -1024 $dev1
  21
  22 #COMM 'pvcreate rejects negative metadatasize'
  23 not pvcreate --metadatasize -1024 $dev1
  24
  25 # x. metadatasize 0, defaults to 255
  26 # FIXME: unable to check default value, not in reporting cmds
  27 # should default to 255 according to code
  28 #   check_pv_field_ pv_mda_size 255
  29 #COMM 'pvcreate accepts metadatasize 0'
  30 pvcreate --metadatasize 0 $dev1
  31 pvremove $dev1
  32
  33 #Verify vg_mda_size is smaller pv_mda_size
  34 pvcreate --metadatasize 512k $dev1
  35 pvcreate --metadatasize 96k $dev2
  36 vgcreate $vg $dev1 $dev2
  37 compare_two_fields_ vgs $vg vg_mda_size pvs $dev2 pv_mda_size
  38 vgremove -ff $vg
  39
  40 # x. metadatasize too large
  41 # For some reason we allow this, even though there's no room for data?
  42 ##COMM  'pvcreate rejects metadatasize too large'
  43 #not pvcreate --metadatasize 100000000000000 $dev1
  44
  45 #COMM 'pvcreate rejects metadatacopies < 0'
  46 not pvcreate --metadatacopies -1 $dev1
  47
  48 #COMM 'pvcreate accepts metadatacopies = 0, 1, 2'
  49 for j in metadatacopies pvmetadatacopies
  50 do
  51 pvcreate --$j 0 $dev1
  52 pvcreate --$j 1 $dev2
  53 pvcreate --$j 2 $dev3
  54 check_pv_field_ $dev1 pv_mda_count 0
  55 check_pv_field_ $dev2 pv_mda_count 1
  56 check_pv_field_ $dev3 pv_mda_count 2
  57 pvremove $dev1
  58 pvremove $dev2
  59 pvremove $dev3
  60 done
  61
  62 #COMM 'pvcreate rejects metadatacopies > 2'
  63 not pvcreate --metadatacopies 3 $dev1
  64
  65 #COMM 'pvcreate rejects invalid device'
  66 not pvcreate $dev1bogus
  67
  68 #COMM 'pvcreate rejects labelsector < 0'
  69 not pvcreate --labelsector -1 $dev1
  70
  71 #COMM 'pvcreate rejects labelsector > 1000000000000'
  72 not pvcreate --labelsector 1000000000000 $dev1
  73
  74 # other possibilites based on code inspection (not sure how hard)
  75 # x. device too small (min of 512 * 1024 KB)
  76 # x. device filtered out
  77 # x. unable to open /dev/urandom RDONLY
  78 # x. device too large (pe_count > UINT32_MAX)
  79 # x. device read-only
  80 # x. unable to open device readonly
  81 # x. BLKGETSIZE64 fails
  82 # x. set size to value inconsistent with device / PE size
  83
  84 #COMM 'pvcreate basic dataalignment sanity checks'
  85 not pvcreate --dataalignment -1 $dev1
  86 not pvcreate -M 1 --dataalignment 1 $dev1
  87 not pvcreate --dataalignment 1e $dev1
  88
  89 #COMM 'pvcreate always rounded up to page size for start of device'
  90 #pvcreate --metadatacopies 0 --dataalignment 1 $dev1
  91 # amuse shell experts
  92 #check_pv_field_ $dev1 pe_start $(($(getconf PAGESIZE)/1024))".00k"
  93
  94 #COMM 'pvcreate sets data offset directly'
  95 pvcreate --dataalignment 512k $dev1
  96 check_pv_field_ $dev1 pe_start 512.00k
  97
  98 #COMM 'vgcreate/vgremove do not modify data offset of existing PV'
  99 vgcreate $vg $dev1  --config 'devices { data_alignment = 1024 }'
 100 check_pv_field_ $dev1 pe_start 512.00k
 101 vgremove $vg --config 'devices { data_alignment = 1024 }'
 102 check_pv_field_ $dev1 pe_start 512.00k
 103
 104 #COMM 'pvcreate sets data offset next to mda area'
 105 pvcreate --metadatasize 100k --dataalignment 100k $dev1
 106 check_pv_field_ $dev1 pe_start 200.00k
 107
 108 # metadata area start is aligned according to pagesize
 109 # pagesize should be 64k or 4k ...
 110 if [ $PAGESIZE -eq 65536 ] ; then
 111         pv_align="192.50k"
 112 else
 113         pv_align="133.00k"
 114 fi
 115
 116 pvcreate --metadatasize 128k --dataalignment 3.5k $dev1
 117 check_pv_field_ $dev1 pe_start $pv_align
 118
 119 pvcreate --metadatasize 128k --metadatacopies 2 --dataalignment 3.5k $dev1
 120 check_pv_field_ $dev1 pe_start $pv_align
 121
 122 # data area is aligned to 64k by default,
 123 # data area start is shifted by the specified alignment_offset
 124 pv_align="195.50k"
 125 pvcreate --metadatasize 128k --dataalignmentoffset 7s $dev1
 126 check_pv_field_ $dev1 pe_start $pv_align
 127
 128 # 2nd metadata area is created without problems when
 129 # data area start is shifted by the specified alignment_offset
 130 pvcreate --metadatasize 128k --metadatacopies 2 --dataalignmentoffset 7s $dev1
 131 check_pv_field_ $dev1 pv_mda_count 2
 132 # FIXME: compare start of 2nd mda with and without --dataalignmentoffset
 133
 134 #COMM 'pv with LVM1 compatible data alignment can be convereted'
 135 #compatible == LVM1_PE_ALIGN == 64k
 136 pvcreate --dataalignment 256k $dev1
 137 vgcreate -s 1m $vg $dev1
 138 vgconvert -M1 $vg
 139 vgconvert -M2 $vg
 140 check_pv_field_ $dev1 pe_start 256.00k
 141 vgremove $vg
 142
 143 #COMM 'pv with LVM1 incompatible data alignment cannot be convereted'
 144 pvcreate --dataalignment 10k $dev1
 145 vgcreate -s 1m $vg $dev1
 146 not vgconvert -M1 $vg
 147 vgremove $vg
 148
 149 #COMM 'vgcfgrestore allows pe_start=0'
 150 #basically it produces nonsense, but it tests vgcfgrestore,
 151 #not that final cfg is usable...
 152 pvcreate --metadatacopies 0 $dev1
 153 pvcreate $dev2
 154 vgcreate $vg $dev1 $dev2
 155 vgcfgbackup -f "$(pwd)/backup.$$" $vg
 156 sed 's/pe_start = [0-9]*/pe_start = 0/' "$(pwd)/backup.$$" > "$(pwd)/backup.$$1"
 157 vgcfgrestore -f "$(pwd)/backup.$$1" $vg
 158 check_pv_field_ $dev1 pe_start 0
 159 check_pv_field_ $dev2 pe_start 0
 160 vgremove $vg