Rewrite naked local.db entries into a /32 CIDR.

src/ExaBGP/VoIPBL/Loader.php

@@ -320,6 +320,8 @@ private function updateBlacklistLocal()
             }
 
             $this->localbl['data'] = array_map('chop', $this->localbl['data']);
+            $this->localbl['data'] = array_map([$this->validator, 'makeCIDR'], $this->localbl['data']);
+
             $this->localbl['data'] = array_filter($this->localbl['data'], [$this->validator, 'isCIDR']);
             $this->localbl['data'] = array_filter($this->localbl['data'], [$this->validator, 'isNotReservedIP']);
 

src/ExaBGP/VoIPBL/Validator.php

@@ -166,6 +166,22 @@ public function isRegularExpression($expr)
         return @preg_match($expr, '') !== false;
     }
 
+    /**
+     * Change an IP into an IP/CIDR.
+     *
+     * @param string $expr An IP address.
+     *
+     * @return bool
+     */
+    public function makeCIDR($ip)
+    {
+        if ($this->isIP($ip)) {
+            return $ip . '/32';
+        }
+
+        return $ip;
+    }
+
     /**
      * Ensure the given file is readable.
      *

tests/ExaBGP/VoIPBL/ValidatorTest.php

@@ -223,4 +223,20 @@ public function testValidatorIsRegularExpression()
         $this->assertFalse($validator->isRegularExpression('string'));
         $this->assertFalse($validator->isRegularExpression(true));
     }
+
+    /**
+     * Test the makeCIDR() function.
+     *
+     * @return void
+     */
+    public function testValidatorMakeCIDR()
+    {
+        $validator = new Validator();
+
+        $this->assertEquals($validator->makeCIDR('10.0.0.1'), '10.0.0.1/32');
+        $this->assertEquals($validator->makeCIDR('10.0.0.1/32'), '10.0.0.1/32');
+
+        $this->assertEquals($validator->makeCIDR('string'), 'string');
+        $this->assertEquals($validator->makeCIDR(true), true);
+    }
 }