Class: MiqLinux::Users

Inherits:
Object
  • Object
show all
Defined in:
lib/metadata/linux/LinuxUsers.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(fs) ⇒ Users

Returns a new instance of Users.



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# File 'lib/metadata/linux/LinuxUsers.rb', line 10

def initialize(fs)
  @userHash = {}
  @usersByGid = Hash.new { |h, k| h[k] = [] }
  @groups = []

  wtmp = FileWTMP.new(fs)

  fname = "/etc/passwd"
  if fs.fileExists?(fname)
    pfes = nil
    fs.fileOpen(fname) { |fo| pfes = fo.read }
    unless pfes.nil?
      pfes.each_line do |pfe|
        next if pfe =~ /^#/
        fields = pfe.chop.split(':')
        u = MiqHashStruct.new
        u.name       = fields[0]
        u.uid        = fields[2]
        u.gid        = fields[3]
        u.gecos      = fields[4]
        u.dir        = fields[5]
        u.shell      = fields[6] || "NONE"
        u.last_logon = wtmp.last_logon(u.name) unless wtmp.nil?
        u.groups     = []
        @userHash[u.name] = u
        @usersByGid[u.gid] << u
      end
    end
  end

  fname = "/etc/group"
  if fs.fileExists?(fname)
    pfes = nil
    fs.fileOpen(fname) { |fo| pfes = fo.read }
    unless pfes.nil?
      pfes.each_line do |pfe|
        next if pfe =~ /^#/
        fields = pfe.chop.split(':')
        g = MiqHashStruct.new
        g.name  = fields[0]
        g.gid   = fields[2]
        g.ulist = fields[3].split(',') if fields[3]
        g.ulist = [] unless g.ulist
        @usersByGid[g.gid].each { |u| g.ulist << u.name }
        g.ulist.uniq!
        g.ulist.each { |un| @userHash[un].groups << g.name if @userHash[un] }
        @groups << g
      end
    end
  end
  @userHash.each_value { |u| u.groups.uniq! }
end

Instance Attribute Details

#groups ⇒ Object (readonly)

Returns the value of attribute groups.



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# File 'lib/metadata/linux/LinuxUsers.rb', line 8

def groups
  @groups
end

#userHash ⇒ Object (readonly)

Returns the value of attribute userHash.



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# File 'lib/metadata/linux/LinuxUsers.rb', line 8

def userHash
  @userHash
end

Instance Method Details

#groupsToXml(doc = nil) ⇒ Object 



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# File 'lib/metadata/linux/LinuxUsers.rb', line 111

def groupsToXml(doc = nil)
  doc = MiqXml.createDoc(nil) unless doc

  groups = doc.add_element('groups')
  @groups.each do |g|
    group = groups.add_element('group', {'name' => g.name, 'groupid' => g.gid})

    g.ulist.each do |un|
      group.add_element('member_users', {'name' => un})
    end
  end
  doc
end

#to_s ⇒ Object 



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# File 'lib/metadata/linux/LinuxUsers.rb', line 63

def to_s
  str = ''

  @userHash.each_value do |u|
    str += "Login: " + u.name
    str += "\n\tUid: " + u.uid.to_s
    str += "\n\tGid: " + u.gid.to_s
    str += "\n\tHome: " + u.dir
    str += "\n\tShell: " + u.shell
    str += "\n\tGECOS: " + u.gecos
    str += "\n\tGroups: "
    u.groups.each { |gn| str += "\n\t\t#{gn}" }
    str += "\n"
  end

  @groups.each do |g|
    str += "Group Name: " + g.name
    str += "\n\tGid: " + g.gid
    str += "\n\tUsers:"
    g.ulist.each { |un| str += "\n\t\t#{un}" }
    str += "\n"
  end
  (str)
end

#to_xml(doc = nil) ⇒ Object 



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# File 'lib/metadata/linux/LinuxUsers.rb', line 88

def to_xml(doc = nil)
  doc = MiqXml.createDoc(nil) unless doc
  usersToXml(doc)
  groupsToXml(doc)
  doc
end

#usersToXml(doc = nil) ⇒ Object 



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# File 'lib/metadata/linux/LinuxUsers.rb', line 95

def usersToXml(doc = nil)
  doc = MiqXml.createDoc(nil) unless doc

  users = doc.add_element('users')
  @userHash.each_value do |u|
    user = users.add_element('user', {'name' => u.name, 'userid' => u.uid, 'homedir' => u.dir})
    user.add_attribute('comment', u.gecos) unless u.gecos.blank?
    user.add_attribute('last_logon', u.last_logon) unless u.last_logon.nil? || u.last_logon.blank?

    u.groups.each do |gn|
      user.add_element('member_of_group', {'name' => gn})
    end
  end
  doc
end