ceph/qa/workunits/fs/maxentries/maxentries.sh

   1 #!/usr/bin/env bash
   2
   3 set -ex
   4
   5 function expect_false()
   6 {
   7         set -x
   8         if "$@"; then return 1; else return 0; fi
   9 }
  10
  11 function make_files()
  12 {
  13   set +x
  14   temp_dir=`mktemp -d mkfile_test_XXXXXX`
  15   for i in $(seq 1 $1)
  16   do
  17     echo -n | dd of="${temp_dir}/file_$i" conv=fsync || return 1
  18     sync "${temp_dir}" || return 1
  19   done
  20   set -x
  21   return 0
  22 }
  23
  24 function make_dirs()
  25 {
  26   set +x
  27   temp_dir=`mktemp -d mkdir_test_XXXXXX`
  28   for i in $(seq 1 $1)
  29   do
  30     mkdir -p ${temp_dir}/dir_${i} || return 1
  31     sync "${temp_dir}" || return 1
  32   done
  33   set -x
  34   return 0
  35 }
  36
  37 function make_nodes()
  38 {
  39   set +x
  40   temp_dir=`mktemp -d mknod_test_XXXXXX`
  41   for i in $(seq 1 $1)
  42   do
  43     mknod ${temp_dir}/fifo_${i} p || return 1
  44     sync "${temp_dir}" || return 1
  45   done
  46   set -x
  47   return 0
  48 }
  49
  50 function rename_files()
  51 {
  52   set +x
  53   temp_dir=`mktemp -d rename_test_XXXXXX`
  54   mkdir -p ${temp_dir}/rename
  55
  56   for i in $(seq 1 $1)
  57   do
  58     touch ${temp_dir}/file_${i} || return 1
  59
  60     mv ${temp_dir}/file_${i} ${temp_dir}/rename/ || return 1
  61     sync "${temp_dir}" || return 1
  62   done
  63   set -x
  64   return 0
  65 }
  66
  67 function make_symlinks()
  68 {
  69   set +x
  70   temp_dir=`mktemp -d symlink_test_XXXXXX`
  71   mkdir -p ${temp_dir}/symlink
  72
  73   touch ${temp_dir}/file
  74
  75   for i in $(seq 1 $1)
  76   do
  77     ln -s ../file ${temp_dir}/symlink/sym_${i} || return 1
  78     sync "${temp_dir}" || return 1
  79   done
  80   set -x
  81   return 0
  82 }
  83
  84 function make_links()
  85 {
  86   set +x
  87   temp_dir=`mktemp -d link_test_XXXXXX`
  88   mkdir -p ${temp_dir}/link
  89
  90   touch ${temp_dir}/file
  91
  92   for i in $(seq 1 $1)
  93   do
  94     ln ${temp_dir}/file ${temp_dir}/link/link_${i} || return 1
  95     sync "${temp_dir}" || return 1
  96   done
  97   set -x
  98   return 0
  99 }
 100
 101 function cleanup()
 102 {
 103   rm -rf *
 104 }
 105
 106 test_dir="max_entries"
 107 mkdir -p $test_dir
 108 pushd $test_dir
 109
 110 dir_max_entries=100
 111 ceph config set mds mds_dir_max_entries $dir_max_entries
 112
 113 ok_dir_max_entries=$dir_max_entries
 114 fail_dir_max_entries=$((dir_max_entries+1))
 115
 116 # make files test
 117 make_files $ok_dir_max_entries
 118 expect_false make_files $fail_dir_max_entries
 119
 120 # make dirs test
 121 make_dirs $ok_dir_max_entries
 122 expect_false make_dirs $fail_dir_max_entries
 123
 124 # make nodes test
 125 make_nodes $ok_dir_max_entries
 126 expect_false make_nodes $fail_dir_max_entries
 127
 128 # rename files test
 129 rename_files $ok_dir_max_entries
 130 expect_false rename_files $fail_dir_max_entries
 131
 132 # symlink files test
 133 make_symlinks $ok_dir_max_entries
 134 expect_false make_symlinks $fail_dir_max_entries
 135
 136 # link files test
 137 make_links $ok_dir_max_entries
 138 expect_false make_links $fail_dir_max_entries
 139
 140 # no limit (e.g., default value)
 141 dir_max_entries=0
 142 ceph config set mds mds_dir_max_entries $dir_max_entries
 143
 144 make_files 500
 145 make_dirs 500
 146 make_nodes 500
 147 rename_files 500
 148 make_symlinks 500
 149 make_links 500
 150
 151 cleanup
 152
 153 popd # $test_dir
 154
 155 echo OK