Module: MountUtils

Defined in:
core_modules/mount_core/spec/acceptance/lib/mount_utils.rb

Class Method Summary collapse

Class Method Details

.add_entry_to_filesystem_table(host, mount_name) ⇒ Object

Appends a new filesystem entry to the filesystem table. new filesystem, and /name as the actual mount point.

Parameters:

  • host (String) —

    hostname.

  • mount_name (String) —

    the name of the mount point. We use /tmp/name as the



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# File 'core_modules/mount_core/spec/acceptance/lib/mount_utils.rb', line 38

def add_entry_to_filesystem_table(host, mount_name)
  fs_file = filesystem_file(host)
  fs_type = filesystem_type(host)

  case host['platform']
  when %r{aix}
    # NOTE: /dev/hd8 is the default jfs logging device on AIX.
    on(host, "echo '/#{mount_name}:\n  dev = /dev/#{mount_name}\n  vfs = #{fs_type}\n  log = /dev/hd8' >> #{fs_file}")
  when %r{el-|centos|fedora|sles|debian|ubuntu}
    # Correctly munge whitespaces in mountpoints
    munged_mount_name = mount_name.gsub(' ', '\\\040')
    on(host, "echo '/tmp/#{munged_mount_name}  /#{munged_mount_name}  #{fs_type}  loop  0  0' >> #{fs_file}")
  else
    # TODO: Add Solaris and OSX support, as per PUP-5201 and PUP-4823
    fail_test("Adding entries to the filesystem table on #{host['platform']} is not currently supported.")
  end
end

.create_filesystem(host, mount_name) ⇒ Object

Creates a new filesystem on the host.

Parameters:

  • host (String) —

    hostname

  • mount_name (String) —

    the name of the mount point.



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# File 'core_modules/mount_core/spec/acceptance/lib/mount_utils.rb', line 59

def create_filesystem(host, mount_name)
  fs_type = filesystem_type(host)

  case host['platform']
  when %r{aix}
    volume_group = on(host, 'lsvg').stdout.split("\n")[0]
    on(host, "mklv -y #{mount_name} #{volume_group} 1M")
    on(host, "mkfs -V #{fs_type} -l #{mount_name} /dev/#{mount_name}")
  when %r{el-|centos|fedora|sles|debian|ubuntu}
    on(host, "dd if=/dev/zero of='/tmp/#{mount_name}' count=16384", acceptable_exit_codes: [0, 1])
    on(host, "yes | mkfs -t #{fs_type} -q '/tmp/#{mount_name}'", acceptable_exit_codes: (0..254))
  else
    # TODO: Add Solaris and OSX support, as per PUP-5201 and PUP-4823
    fail_test("Creating filesystems on #{host['platform']} is not currently supported.")
  end
end

.filesystem_file(host) ⇒ String

Return the absolute path to the filesystem table file.

Parameters:

Returns:

  • (String) —

    path to the filesystem table file.



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# File 'core_modules/mount_core/spec/acceptance/lib/mount_utils.rb', line 7

def filesystem_file(host)
  case host['platform']
  when %r{aix}
    '/etc/filesystems'
  when %r{el-|centos|fedora|sles|debian|ubuntu}
    '/etc/fstab'
  else
    # TODO: Add Solaris and OSX support, as per PUP-5201 and PUP-4823
    fail_test("Unable to determine filesystem table file location for #{host['platform']}")
  end
end

.filesystem_type(host) ⇒ String

Return a standard filesystem type to use when creating filesysytems.

Parameters:

Returns:

  • (String) —

    filesystem type.



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# File 'core_modules/mount_core/spec/acceptance/lib/mount_utils.rb', line 22

def filesystem_type(host)
  case host['platform']
  when %r{aix}
    'jfs2'
  when %r{el-|centos|fedora|sles|debian|ubuntu}
    'ext3'
  else
    # TODO: Add Solaris and OSX support, as per PUP-5201 and PUP-4823
    fail_test("Unable to determine a standard filesystem table type for #{host['platform']}")
  end
end