jamesbee · June 3, 2015 08:18 · Jun 3, 2015
diff --git a/awe.rb b/awe.rb
@@ -0,0 +1,78 @@
+class PingPool
+  def initialize(count)
+    @count = count
+    DATA.each_line do |line|
+      line = line.strip
+      next if line.start_with? '#'
+      next if line == ''
+      if line.index("#(")
+        self.batch /#(\(.*\))/, line
+      elsif line.index("#[")
+        self.batch /#(\[.*\])/, line
+      else
+        self.run line
+      end
+    end
+  end
+
+  def batch(reg, line)
+    list = eval reg.match(line)[1]
+    list.each do |idx|
+      url = $` + idx.to_s + $'
+      self.run url
+    end
+  end
+
+  def run(url)
+    puts "Pinging #{url} #{@count} times."
+    res = `ping -c #{@count} #{url}`
+    if res == ""
+      puts "Unknown host\n"
+      return
+    end
+    res = res.split("\n")
+    self.pretty(res)
+    puts ''
+  end
+
+  def pretty(res)
+    puts res[-2].split(',')[2].strip
+    puts ("avg=#{res[-1].split(' ')[3].split('/')[1]} ms")
+  end
+end
+
+if $0 == __FILE__
+  count = 10
+  if ARGV[0]
+    count = ARGV[0].to_i
+    count = 10 if count == 0
+  end
+
+  PingPool.new(count)
+end
+
+__END__
+# this is one line comment
+
+# ping urls in file data, default 10 times, usage:
+#   ./this_file [count]
+# count is default set to 10, here is an example:
+#   $ ruby this_file 4
+
+# ping normal.com
+# outs puts looks like:
+#   Pinging normal.com 10 times.
+#   10.0% packet loss
+#   avg=36.251 ms
+normal.com
+
+# this equals ping
+#   some1.url.com
+#   some2.url.com
+#   some3.url.com
+some#(1..3).url.com
+
+# this equals ping
+#   other4.url.com
+#   otherd.url.com
+other#[4,'d'].url.com