Integrate link validation into CI

build/main.sh

@@ -3,7 +3,7 @@ echo "running format validation..."
 ./validate_format.rb ../README.md
 if [[ $? != 0 ]]; then
     echo "format validation failed!"
-    exit $?
+    exit 1
 else
     echo "format validation passed!"
 fi
@@ -13,7 +13,7 @@ if [ "$TRAVIS_BRANCH" == "master" ]; then
     ./validate_links.rb ../README.md
     if [[ $? != 0 ]]; then
         echo "link validation failed!"
-        exit $?
+        exit 1
     else
         echo "link validation passed!"
     fi

build/validate_links.rb

 #!/usr/bin/env ruby
 require 'httparty'
+require 'ruby-progressbar'
 require 'uri'
 allowed_codes = [200, 302, 403]
 args = ARGV
 filename = args[0]
-fail_flag = false
 contents = File.open(filename, 'rb') { |f| f.read }
 raw_links = URI.extract(contents, ['http', 'https'])
 # Remove trailing ')' from entry URLs
@@ -23,40 +23,43 @@ if dup.uniq.length > 0
     dup.uniq.each do |e|
         fails.push("Duplicate link: #{e}")
     end
-    fail_flag = true
 end
 # Remove any duplicates from array
 links = links.uniq
 count = 0
 total = links.length
+progressbar = ProgressBar.create(:total => total)
 # GET each link and check for valid response code from allowed_codes
 links.each do |link|
     begin
         count += 1
-        puts "(#{count}/#{total}) #{link}"
         res = HTTParty.get(link, timeout: 10)
+        if res.code.nil?
+            fails.push("(NIL): #{link}")
+            next
+        end
         if !allowed_codes.include?(res.code)
             fails.push("(#{res.code}): #{link}")
-            fail_flag = true
-        else
-            puts "\t(#{res.code})"
         end
+    rescue Net::ReadTimeout
+        fails.push("(TMO): #{link}")
+    rescue OpenSSL::SSL::SSLError
+        fails.push("(SSL): #{link}")
+    rescue SocketError
+        fails.push("(SOK): #{link}")
     rescue
-        puts "FAIL: (#{res.code}) #{link}"
-        fails.push("(#{res.code}): #{link}")
-        fail_flag = true
+        fails.push("(ERR): #{link}")
     end
+    progressbar.increment
 end
+puts "#{count}/#{total} links checked"
 if fails.length <= 0
     puts "all links valid"
+    exit(0)
 else
     puts "-- RESULTS --"
-end
-fails.each do |e|
-    puts e
-end
-if fail_flag
+    fails.each do |e|
+        puts e
+    end
     exit(1)
-else
-    exit(0)
 end