serial.rb 파일 호출 방식으로 변경

Gemfile

@@ -69,4 +69,5 @@ group :test do
   gem "selenium-webdriver"
 end
 
+gem "ccutrer-serialport"
 gem "rmodbus"

Gemfile.lock

@@ -102,6 +102,8 @@ GEM
       rack-test (>= 0.6.3)
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
+    ccutrer-serialport (1.1.0)
+      ffi (~> 1.9, >= 1.9.3)
     concurrent-ruby (1.3.5)
     connection_pool (2.5.0)
     crass (1.0.6)
@@ -126,6 +128,7 @@ GEM
     erubi (1.13.1)
     et-orbi (1.2.11)
       tzinfo
+    ffi (1.17.2-aarch64-linux-gnu)
     foreman (0.88.1)
     fugit (1.11.1)
       et-orbi (~> 1, >= 1.2.11)
@@ -387,6 +390,7 @@ DEPENDENCIES
   bootsnap
   brakeman
   capybara
+  ccutrer-serialport
   cssbundling-rails
   debug
   erb_lint

app/services/modbus/commands/bit_coil.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "bit_coil", start_address: 0, end_address: 15).execute
-module Modbus
-  module Commands
-    def bit_coil(slave)
-      read_bit(slave, :read_coils)
-    end
-  end
-end

app/services/modbus/commands/bit_input.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "bit_input", start_address: 0, end_address: 15).execute
-module Modbus
-  module Commands
-    def bit_input(slave)
-      read_bit(slave, :discrete_inputs)
-    end
-  end
-end

app/services/modbus/commands/word_holding_float32.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "word_holding_float32", start_address: 0, end_address: 15).execute
-module Modbus
-  module Commands
-    def word_holding_float32(slave)
-      read_float(slave, :holding_registers)
-    end
-  end
-end

app/services/modbus/commands/word_holding_int16.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "word_holding_int16", start_address: 16, end_address: 31).execute
-module Modbus
-  module Commands
-    def word_holding_int16(slave)
-      read_int(slave, 16, :holding_registers)
-    end
-  end
-end

app/services/modbus/commands/word_input_float32.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "word_input_float32", start_address: 0, end_address: 15).execute
-module Modbus
-  module Commands
-    def word_input_float32(slave)
-      read_float(slave, :input_registers)
-    end
-  end
-end

app/services/modbus/commands/word_input_int16.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "word_input_int16", start_address: 0, end_address: 15).execute
-module Modbus
-  module Commands
-    def word_input_int16(slave)
-      read_int(slave, 16, :input_registers)
-    end
-  end
-end

app/services/modbus/commands/write_bit.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "write_bit", start_address: 0, value: 1).execute
-module Modbus
-  module Commands
-    def write_bit(slave)
-      write_coil(slave)
-    end
-  end
-end

app/services/modbus/commands/write_bit_toggle.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "write_bit_toggle", start_address: 0).execute
-module Modbus
-  module Commands
-    def write_bit_toggle(slave)
-      write_toggle_coil(slave)
-    end
-  end
-end

app/services/modbus/commands/write_float32.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "float32", start_address: 0, value: 123.45).execute
-module Modbus
-  module Commands
-    def write_float32(slave)
-      write_float(slave)
-    end
-  end
-end

app/services/modbus/commands/write_int16.rb

@@ -1,8 +0,0 @@
-# Modbus::Service.new(plc_id: 1, type: "int16", start_address: 0, value: 123).execute
-module Modbus
-  module Commands
-    def write_int16(slave)
-      write_int(slave, 16)
-    end
-  end
-end

app/services/modbus/operations.rb

@@ -1,93 +0,0 @@
-# app/lib/modbus/operations.rb
-module Modbus
-  module Operations
-    # write method
-    def write_toggle_coil(slave)
-      with_timeout do
-        target_value = slave.read_coils(@start_address, 1).first == 0 ? 1 : 0
-        slave.coils[@start_address] = (target_value == 1)
-        loop do
-          break if slave.read_coils(@start_address, 1).first == target_value
-          sleep 0.1
-        end
-      end
-    end
-
-    def write_coil(slave)
-      with_timeout do
-        slave.coils[@start_address] = @value
-        loop do
-          break if slave.read_coils(@start_address, 1).first == @value
-          sleep 0.1
-        end
-      end
-    end
-
-    def write_int(slave, bits)
-      with_timeout do
-        regs = slave.holding_registers
-        if bits == 16
-          value = @value.present? ? @value.to_i : 123
-          regs[@start_address] = value
-        end
-      end
-    end
-
-    def write_float(slave)
-      with_timeout do
-        regs = slave.holding_registers
-        value = @value.present? ? @value.to_f : 123.45
-        regs[@start_address], regs[@start_address + 1] = [ value ].pack("f").unpack("v*")
-      end
-    end
-
-    # read method
-    def read_bit(slave, type)
-      with_timeout do
-        value = case type
-        when :read_coils
-          slave.read_coils(@start_address, @end_address - @start_address + 1)
-        when :discrete_inputs
-          slave.discrete_inputs[@start_address..@end_address]
-        else
-          # type code here
-        end
-        Rails.logger.info "[#{Time.current}] Read Bit (#{type}): #{value}"
-        value
-      end
-    end
-
-    def read_int(slave, bits, type)
-      with_timeout do
-        result = slave.send(type)
-        values = (@start_address..@end_address).map { |i| result[i] }
-        Rails.logger.info "[#{Time.current}] Read Float#{bits} (#{type}): #{values}"
-        values
-      end
-    end
-
-    def read_float(slave, type)
-      with_timeout do
-        result = slave.send(type)
-        values = []
-        (@start_address..@end_address).step(2) do |i|
-          raw = [ result[i], result[i + 1] ]
-          packed = raw.pack("v*")
-          float = packed.unpack("f")[0].round(2)
-          values << float
-        end
-        Rails.logger.info "[#{Time.current}] Read Float32 (#{type}): #{values.inspect}"
-        values
-      end
-    end
-
-    def with_timeout
-      seconds = ENV.fetch("OPERATION_TIME_OUT", 1).to_i
-      Timeout.timeout(seconds) do
-        yield
-      end
-    rescue Timeout::Error
-      Rails.logger.error "[#{Time.current}] TimeOut (#{seconds}s)"
-    end
-  end
-end

app/services/modbus/polling_service.rb

@@ -15,17 +15,15 @@ module Modbus
               if current_hour != last_logged_hour && now.min == 0
                 schedule = Schedule.find_by(hour: current_hour)
 
-                Modbus::Service.new(
+                serial_path = Rails.root.join("serial.rb")
-                  type:          "write_int16",
+                system("ruby", serial_path.to_s, "#{schedule.temperature * 10}")
-                  start_address: 2,
+
-                  end_address:   2,
-                  value:         schedule.temperature * 10
-                ).execute
                 puts "[Schedule] #{current_hour}:00 -> Target temp: #{schedule.temperature}°C"
                 last_logged_hour = current_hour
               end
             rescue StandardError => e
               error_message = "[#{Time.current}] 오류: #{e.message}"
+
               puts error_message
             ensure
               sleep 0.1

app/services/modbus/service.rb

@@ -1,38 +0,0 @@
-require_relative "operations"
-
-Dir[File.join(__dir__.to_s, "commands", "**", "*.rb")].each do |file|
-  load file
-end
-
-class Modbus::Service
-  include Modbus::Operations
-  include Modbus::Commands
-
-  def initialize(type:, start_address:, end_address: nil, value: nil)
-    @type = type
-    @start_address = start_address.to_i
-    @end_address = end_address&.to_i
-    @value = value
-    @slave_id = 1
-    @plc_host = "rubyon.co.kr"
-    @plc_port = 502
-  end
-
-  def execute
-    ModBus::TCPClient.new(@plc_host, @plc_port) do |client|
-      client.with_slave(@slave_id) do |slave|
-        method_name = @type.strip
-        # Commands 모듈에 정의된 메서드만 허용
-        if Modbus::Commands.instance_methods(false).include?(method_name.to_sym)
-          return send(method_name, slave)
-        else
-          available_commands = Modbus::Commands.instance_methods(false).sort.map(&:to_s)
-          command_list = available_commands.join("\r\n")
-          raise ArgumentError, "지원되지 않는 type: #{@type}\r\n사용 가능한 명령어 목록:\r\n#{command_list}"
-        end
-      end
-    end
-  rescue => e
-    Rails.logger.error "[#{Time.current}] Service 오류: #{e.message}"
-  end
-end

serial.rb

@@ -0,0 +1,12 @@
+require "rmodbus"
+require "ccutrer-serialport"
+
+value = ARGV[0]&.to_i
+
+ModBus::RTUClient.new("/dev/ttyUSB0", 9600) do |cl|
+  cl.with_slave(7) do |slave|
+    regs = slave.holding_registers
+    regs[2] = value
+    sleep 0.1
+  end
+end

start.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+cd /home/farmitry/farmitry_hvac
+export HOME=/home/farmitry
+export RBENV_ROOT="$HOME/.rbenv"
+export PATH="$RBENV_ROOT/bin:$PATH"
+eval "$(rbenv init - bash)"
+exec bin/dev