Move active monitoring HTTP lint to the plugin directory

scripts/plugins/active_monitoring/http_lint.lua

@@ -0,0 +1,47 @@
+--
+-- (C) 2019-20 - ntop.org
+--
+
+-- This script defines additional parameters validators for use in the
+-- GET/POST requests. In ntopng any GET/POST parameter must be validated
+-- via a validation function. The validation function returns true if the
+-- parameter is valid, false otherwise. In the latter case, the POST request
+-- is aborted with an error.
+
+local script = {}
+
+-- ##############################################
+
+local function validateMeasurement(p)
+  local plugins_utils = require("plugins_utils")
+  local am_utils = plugins_utils.loadModule("active_monitoring", "am_utils")
+
+  if(am_utils) then
+    local available_measurements = am_utils.getMeasurementsInfo()
+
+    return(available_measurements[p] ~= nil)
+  end
+
+  return(false)
+end
+
+-- ##############################################
+
+-- @brief Called by the main http_lint module to load additional parameters.
+-- @params http_lint a reference to the scripts/lua/modules/http_lint.lua module
+-- @return a (possibly empty) table with parameter_name -> validator mappings
+function script.getAdditionalParameters(http_lint)
+  return {
+    -- The toggle_example_notification parameter will be validated using the
+    -- 'validateBool' validator.
+    ["am_host"]                = http_lint.validateSingleWord,
+    ["old_rtt_host"]           = http_lint.validateSingleWord,
+    ["rtt_max"]                = http_lint.validateEmptyOr(http_lint.validateNumber),
+    ["measurement"]            = validateMeasurement,
+    ["old_measurement"]        = validateMeasurement,
+  }
+end
+
+-- ##############################################
+
+return(script)