# File lib/chef/provider/cron.rb, line 91 def action_create crontab = String.new newcron = String.new cron_found = false newcron << "# Chef Name: #{new_resource.name}\n" [ :mailto, :path, :shell, :home ].each do |v| newcron << "#{v.to_s.upcase}=#{@new_resource.send(v)}\n" if @new_resource.send(v) end @new_resource.environment.each do |name, value| newcron << "#{name}=#{value}\n" end newcron << "#{@new_resource.minute} #{@new_resource.hour} #{@new_resource.day} #{@new_resource.month} #{@new_resource.weekday} #{@new_resource.command}\n" if @cron_exists unless cron_different? Chef::Log.debug("Skipping existing cron entry '#{@new_resource.name}'") return end read_crontab.each_line do |line| case line.chomp when "# Chef Name: #{@new_resource.name}" cron_found = true next when ENV_PATTERN crontab << line unless cron_found next when CRON_PATTERN if cron_found cron_found = false crontab << newcron next end else if cron_found # We've got a Chef comment with no following crontab line crontab << newcron cron_found = false end end crontab << line end # Handle edge case where the Chef comment is the last line in the current crontab crontab << newcron if cron_found converge_by("update crontab entry for #{@new_resource}") do write_crontab crontab Chef::Log.info("#{@new_resource} updated crontab entry") end else crontab = read_crontab unless @cron_empty crontab << newcron converge_by("add crontab entry for #{@new_resource}") do write_crontab crontab Chef::Log.info("#{@new_resource} added crontab entry") end end end
# File lib/chef/provider/cron.rb, line 152 def action_delete if @cron_exists crontab = String.new cron_found = false read_crontab.each_line do |line| case line.chomp when "# Chef Name: #{@new_resource.name}" cron_found = true next when ENV_PATTERN next if cron_found when CRON_PATTERN if cron_found cron_found = false next end else # We've got a Chef comment with no following crontab line cron_found = false end crontab << line end description = cron_found ? "remove #{@new_resource.name} from crontab" : "save unmodified crontab" converge_by(description) do write_crontab crontab Chef::Log.info("#{@new_resource} deleted crontab entry") end end end
# File lib/chef/provider/cron.rb, line 85 def cron_different? CRON_ATTRIBUTES.any? do |cron_var| !@new_resource.send(cron_var).nil? && @new_resource.send(cron_var) != @current_resource.send(cron_var) end end
# File lib/chef/provider/cron.rb, line 44 def load_current_resource crontab_lines = [] @current_resource = Chef::Resource::Cron.new(@new_resource.name) @current_resource.user(@new_resource.user) if crontab = read_crontab cron_found = false crontab.each_line do |line| case line.chomp when "# Chef Name: #{@new_resource.name}" Chef::Log.debug("Found cron '#{@new_resource.name}'") cron_found = true @cron_exists = true next when ENV_PATTERN set_environment_var($1, $2) if cron_found next when CRON_PATTERN if cron_found @current_resource.minute($1) @current_resource.hour($2) @current_resource.day($3) @current_resource.month($4) @current_resource.weekday($5) @current_resource.command($6) cron_found=false end next else cron_found=false # We've got a Chef comment with no following crontab line next end end Chef::Log.debug("Cron '#{@new_resource.name}' not found") unless @cron_exists else Chef::Log.debug("Cron empty for '#{@new_resource.user}'") @cron_empty = true end @current_resource end
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