Implements the ability to list/configure alarm exceptions

Implements #5461

scripts/lua/admin/edit_alert_exclusions.lua

@@ -0,0 +1,149 @@
+--
+-- (C) 2019-21 - ntop.org
+--
+
+local dirs = ntop.getDirs()
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+
+require "lua_utils"
+
+local ts_utils = require("ts_utils")
+local info = ntop.getInfo()
+local page_utils = require("page_utils")
+local format_utils = require("format_utils")
+local os_utils = require "os_utils"
+local template = require "template_utils"
+local user_scripts = require "user_scripts"
+local json = require "dkjson"
+local alert_exclusions = require "alert_exclusions"
+local alert_entities = require "alert_entities"
+local alert_consts = require "alert_consts"
+local discover = require "discover_utils"
+local rest_utils = require "rest_utils"
+local auth = require "auth"
+local user_scripts_utils = require("user_scripts_utils")
+
+if not auth.has_capability(auth.capabilities.user_scripts) then
+   rest_utils.answer(rest_utils.consts.err.not_granted)
+   return
+end
+
+sendHTTPContentTypeHeader('text/html')
+
+-- get config parameters like the id and name
+local script_subdir = _GET["subdir"]
+local script_filter = _GET["user_script"]
+local search_filter = _GET["search_script"]
+
+local configset = user_scripts.getConfigset()
+local script_type = user_scripts.getScriptType(script_subdir)
+
+local scripts = user_scripts.load(getSystemInterfaceId(), script_type, script_subdir)
+
+if not haveAdminPrivileges() or not configset then
+  return
+end
+
+local confset_name = configset.name
+
+-- create a table that holds localization about hooks name
+local titles = user_scripts_utils.load_configset_titles()
+
+local sub_menu_entries = {
+  ['host'] = {
+     order = 0,
+     entry = page_utils.menu_entries.alert_exclusions_hosts
+  },
+  ['flow'] = {
+     order = 1,
+     entry = page_utils.menu_entries.alert_exclusions_flows
+  },
+}
+local active_entry = sub_menu_entries[script_subdir].entry or page_utils.menu_entries.alert_exclusions
+page_utils.set_active_menu_entry(active_entry)
+--page_utils.print_header(i18n("scripts_list.scripts_x", { subdir=titles[script_subdir], config=confset_name }))
+
+-- append the menu above the page
+dofile(dirs.installdir .. "/scripts/lua/inc/menu.lua")
+
+-- APP/Categories types
+
+-- Initialize apps_and_categories
+-- Check out generate_multi_select in scripts-list-utils.js for the format
+local cat_groups = {label = i18n("categories"), elements = {}}
+local app_groups = {label = i18n("applications"), elements = {}}
+local elems = {}
+
+for cat, _ in pairsByKeys(interface.getnDPICategories(), asc_insensitive) do
+  cat_groups.elements[#cat_groups.elements + 1] = {cat, getCategoryLabel(cat)}
+end
+
+for app, _ in pairsByKeys(interface.getnDPIProtocols(), asc_insensitive) do
+  app_groups.elements[#app_groups.elements + 1] = {app, app}
+end
+
+apps_and_categories = {cat_groups, app_groups}
+
+--tprint(user_scripts.script_categories)
+local script_categories = {}
+for script_name, script in pairs(scripts.modules) do
+   for cat_k, cat_v in pairs(user_scripts.script_categories) do
+      if script["category"]["id"] == cat_v["id"] and not script_categories[cat_k] then
+      script_categories[cat_k] = cat_v
+      break
+      end
+   end
+end
+
+-- Device types
+
+local device_types = {}
+
+for type_id in discover.sortedDeviceTypeLabels() do
+   local label = discover.devtype2string(type_id)
+   local devtype = discover.id2devtype(type_id)
+
+   device_types[#device_types + 1] = {devtype, label}
+end
+
+local device_types_list = {{elements = device_types}}
+
+local url = ntop.getHttpPrefix() .. "/lua/admin/edit_alert_exclusions.lua"
+local navbar_menu = {}
+for key, sub_menu in pairsByField(sub_menu_entries, 'order', asc) do
+   navbar_menu[#navbar_menu+1] = {
+      active = (script_subdir == key),
+      page_name = key,
+      label = i18n(sub_menu.entry.i18n_title),
+      url = url .. "?subdir="..key
+  }
+end
+
+page_utils.print_navbar(i18n("edit_user_script.exclusion_list"), '#', navbar_menu)
+
+local context = {
+   script_list = {
+      subdir = script_subdir,
+      template_utils = template,
+      hooks_localizated = titles,
+      script_subdir = script_subdir,
+      confset_name = confset_name,
+      script_filter = script_filter,
+      search_filter = search_filter,
+      page_url = ntop.getHttpPrefix() .. string.format("/lua/admin/edit_alert_exclusions.lua?subdir=%s", script_subdir),
+      apps_and_categories = json.encode(apps_and_categories),
+      device_types = json.encode(device_types_list),
+   },
+   script_categories = script_categories,
+   info = ntop.getInfo(),
+   json = json,
+   alert_exclusions = alert_exclusions,
+   alert_entities = alert_entities,
+   alert_consts = alert_consts
+}
+tprint(context.script_list.script_subdir)
+-- print config_list.html template
+template.render("pages/edit_alert_exclusions.template", context)
+
+-- append the menu below the page
+dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")