Give me a green check mark please!

misc/state.cr

@@ -1,14 +0,0 @@
-# Am I going to use this? Probably not tbh
-enum State
-  LISTEN
-  ESTABLISHED
-  SYN_SENT
-  SYN_RECV
-  LAST_ACK
-  CLOSE_WAIT
-  TIME_WAIT
-  CLOSED
-  CLOSING
-  FIN_WAIT1
-  FIN_WAIT2
-end

modules/command_runner.cr

@@ -1,18 +1,10 @@
 module CommandRunner
-  # netstat
   def self.run_ltnp : String
     io = IO::Memory.new
     Process.run("netstat -ltnp", shell: true, output: io)
     io.to_s
   end
 
-  def self.run_nat : String
-    io = IO::Memory.new
-    Process.run("netstat -nat", shell: true, output: io)
-    io.to_s
-  end
-
-  # kill
   def self.run_kill(pid : String) : String
     io = IO::Memory.new
     Process.run("kill #{pid}", shell: true, output: io)

modules/record_helpers.cr

@@ -4,32 +4,4 @@ module RecordHelpers
     tokenized_record = tokenized_record.reject { |s| s == "" }
     tokenized_record
   end
-
-  def ser_address_port(address_port_str : String) : {String, String}
-    address_port = address_port_str.split(':')
-    address = String.new
-    port = String.new
-
-    unless address_port.size > 2
-      address = address_port[0]
-      port = address_port[1]
-    else
-      port = address_port[-1]
-    end
-
-    {address, port}
-  end
-
-  def ser_pid_p_name(pid_pro_str : String) : {String, String}
-    pid_pro = pid_pro_str.split('/')
-    pid = String.new
-    p_name = String.new
-
-    if pid_pro.size == 2
-      pid = pid_pro[0]
-      p_name = pid_pro[1]
-    end
-
-    {pid, p_name}
-  end
 end

operators/nat_operator.cr

@@ -1,14 +0,0 @@
-require "../modules/command_runner"
-require "../records/nat_record"
-
-class NatOperator
-  def initialize(nat_data = "")
-    if nat_data.empty?
-      nat_data = CommandRunner.run_nat
-    end
-    records = nat_data.each_line
-    records = records.each.select(/^tcp/)
-    @nat_records = Array(NatRecord).new
-    records.each { |s| @nat_records << NatRecord.new s }
-  end
-end

records/ltnp_record.cr

@@ -12,25 +12,45 @@ class LtnpRecord
   getter p_name : String
 
   def initialize(record : String)
-    tok_record = RecordHelpers.clean_record(record)
+    ser_record = RecordHelpers.clean_record(record)
-
+    @proto = ser_record[0]
-    @proto = tok_record[0]
+    @address, @port = ser_address_port ser_record[3].split(':')
-    @address, @port = RecordHelpers.ser_address_port(tok_record[3].split(':'))
+    @f_address, @f_port = ser_address_port ser_record[4].split(':')
-    @f_address, @f_port = RecordHelpers.ser_address_port(tok_record[4].split(':'))
+    @state = ser_record[5]
-    @state = tok_record[5]
+    @pid, @p_name = ser_pid_p_name ser_record[6]
-    @pid, @p_name = ser_pid_p_name tok_record[6]
   end
 
   def to_s
     puts "%s, " * 8 % [
-      @proto, @state,
+      @proto, @state, @address, @port,
-      @address, @port,
+      @f_address, @f_port, @pid, @p_name,
-      @f_address, @f_port,
-      @pid, @p_name
     ]
   end
 
   def output_s
     "Port: %s, Process: %s, Process ID: %s" % [self.port, self.p_name, self.pid]
   end
+
+  def ser_address_port(address_port : Array) : {String, String}
+    address = String.new
+    port = String.new
+    unless address_port.size > 2
+      address = address_port[0]
+      port = address_port[1]
+    else
+      port = address_port[-1]
+    end
+    {address, port}
+  end
+
+  def ser_pid_p_name(pid_pro_str : String) : {String, String}
+    pid = String.new
+    p_name = String.new
+    unless pid_pro_str == "-"
+      pid_pro = pid_pro_str.split('/')
+      pid = pid_pro[0]
+      p_name = pid_pro[1]
+    end
+    {pid, p_name}
+  end
 end

records/nat_record.cr

@@ -1,33 +0,0 @@
-require "../modules/record_helpers"
-
-class NatRecord
-  getter proto : String
-  getter recv_q : Int
-  getter send_q : Int
-  getter address : String
-  getter port
-  getter f_address : String
-  getter f_port : String
-  getter state : String
-
-  def initialize(record : String)
-    tok_record = RecordHelpers.clean_record(record)
-
-    @proto = tok_record[0]
-    @recv_q = tok_record[1].to_i
-    @send_q = tok_record[2].to_i
-    @address, @port = RecordHelpers.ser_address_port(tok_record[3])
-    @f_address, @f_port = RecordHelpers.ser_address_port(tok_record[4])
-    @state = tok_record[5]
-  end
-
-  def to_s
-    puts "%s, " * 8 % [
-      @proto,
-      @recv_q, @send_q,
-      @address, @port,
-      @f_address, @f_port,
-      @state
-    ]
-  end
-end

shard.yml

@@ -5,9 +5,9 @@ authors:
   - BraydonKains <kainsbraydon@gmail.com>
 
 targets:
-  eznet-cli:
+  main:
-    eznet: ./main.cr
+    main: ./eznet.cr
 
-crystal: 0.33.0
+crystal: 0.34.0
 
 license: GPL-3.0

spec/input/nat_example.txt

@@ -1,15 +0,0 @@
-Active Internet connections (servers and established)
-Proto Recv-Q Send-Q Local Address           Foreign Address         State      
-tcp        0      0 0.0.0.0:27036           0.0.0.0:*               LISTEN     
-tcp        0      0 127.0.0.1:57343         0.0.0.0:*               LISTEN     
-tcp        0      0 0.0.0.0:60337           0.0.0.0:*               LISTEN     
-tcp        0      0 127.0.0.1:27060         0.0.0.0:*               LISTEN     
-tcp        0      0 0.0.0.0:57621           0.0.0.0:*               LISTEN     
-tcp        0      0 192.168.122.1:53        0.0.0.0:*               LISTEN     
-tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN     
-tcp        0      0 192.168.0.36:45332      172.217.164.206:443     ESTABLISHED
-tcp        0      0 192.168.0.36:36012      140.82.114.4:443        ESTABLISHED
-tcp        0      0 192.168.0.36:39648      140.82.113.5:443        ESTABLISHED
-tcp        0      0 192.168.0.36:35658      149.154.175.53:443      ESTABLISHED
-tcp        1      0 192.168.0.36:56858      35.186.224.53:443       CLOSE_WAIT 
-tcp6       0      0 :::22                   :::*                    LISTEN