# File lib/chef/provider/group/dscl.rb, line 100 def create_group dscl_create_group set_gid set_members end
# File lib/chef/provider/group/dscl.rb, line 87 def define_resource_requirements super requirements.assert(:all_actions) do |a| a.assertion { ::File.exists?("/usr/bin/dscl") } a.failure_message Chef::Exceptions::Group, "Could not find binary /usr/bin/dscl for #{@new_resource.name}" # No whyrun alternative: this component should be available in the base install of any given system that uses it end end
# File lib/chef/provider/group/dscl.rb, line 24 def dscl(*args) host = "." stdout_result = ""; stderr_result = ""; cmd = "dscl #{host} -#{args.join(' ')}" status = popen4(cmd) do |pid, stdin, stdout, stderr| stdout.each { |line| stdout_result << line } stderr.each { |line| stderr_result << line } end return [cmd, status, stdout_result, stderr_result] end
# File lib/chef/provider/group/dscl.rb, line 118 def dscl_create_group safe_dscl("create /Groups/#{@new_resource.group_name}") safe_dscl("create /Groups/#{@new_resource.group_name} Password '*'") end
get a free GID greater than 200
# File lib/chef/provider/group/dscl.rb, line 49 def get_free_gid(search_limit=1000) gid = nil; next_gid_guess = 200 groups_gids = safe_dscl("list /Groups gid") while(next_gid_guess < search_limit + 200) if groups_gids =~ Regexp.new("#{Regexp.escape(next_gid_guess.to_s)}\n") next_gid_guess += 1 else gid = next_gid_guess break end end return gid || raise("gid not found. Exhausted. Searched #{search_limit} times") end
# File lib/chef/provider/group/dscl.rb, line 63 def gid_used?(gid) return false unless gid groups_gids = safe_dscl("list /Groups gid") !! ( groups_gids =~ Regexp.new("#{Regexp.escape(gid.to_s)}\n") ) end
# File lib/chef/provider/group/dscl.rb, line 96 def load_current_resource super end
# File lib/chef/provider/group/dscl.rb, line 106 def manage_group if @new_resource.group_name && (@current_resource.group_name != @new_resource.group_name) dscl_create_group end if @new_resource.gid && (@current_resource.gid != @new_resource.gid) set_gid end if @new_resource.members && (@current_resource.members != @new_resource.members) set_members end end
# File lib/chef/provider/group/dscl.rb, line 123 def remove_group safe_dscl("delete /Groups/#{@new_resource.group_name}") end
# File lib/chef/provider/group/dscl.rb, line 34 def safe_dscl(*args) result = dscl(*args) return "" if ( args.first =~ /^delete/ ) && ( result[1].exitstatus != 0 ) raise(Chef::Exceptions::Group,"dscl error: #{result.inspect}") unless result[1].exitstatus == 0 raise(Chef::Exceptions::Group,"dscl error: #{result.inspect}") if result[2] =~ /No such key: / return result[2] end
# File lib/chef/provider/group/dscl.rb, line 69 def set_gid @new_resource.gid(get_free_gid) if [nil,""].include? @new_resource.gid raise(Chef::Exceptions::Group,"gid is already in use") if gid_used?(@new_resource.gid) safe_dscl("create /Groups/#{@new_resource.group_name} PrimaryGroupID #{@new_resource.gid}") end
# File lib/chef/provider/group/dscl.rb, line 75 def set_members unless @new_resource.append Chef::Log.debug("#{@new_resource} removing group members #{@current_resource.members.join(' ')}") unless @current_resource.members.empty? safe_dscl("create /Groups/#{@new_resource.group_name} GroupMembers ''") # clear guid list safe_dscl("create /Groups/#{@new_resource.group_name} GroupMembership ''") # clear user list end unless @new_resource.members.empty? Chef::Log.debug("#{@new_resource} setting group members #{@new_resource.members.join(', ')}") safe_dscl("append /Groups/#{@new_resource.group_name} GroupMembership #{@new_resource.members.join(' ')}") end end
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