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Implement extensible RTT modules

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This commit is contained in:
emanuele-f 2020-04-10 13:09:14 +02:00
parent ec90636ac4
commit 306a253693
11 changed files with 554 additions and 153 deletions
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43
scripts/lua/modules/plugins_utils.lua
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@ -175,6 +175,9 @@ local function init_runtime_paths()
-- HTTP lint
http_lint = os_utils.fixPath(runtime_path) .. "/http_lint",
-- Plugins Data Directories
plugins_data = os_utils.fixPath(runtime_path) .. "/plugins_data",
-- User scripts
interface_scripts = os_utils.fixPath(runtime_path .. "/callbacks/interface/interface"),
host_scripts = os_utils.fixPath(runtime_path .. "/callbacks/interface/host"),
@ -445,6 +448,27 @@ end
-- ##############################################
-- A plugin can specify additional directories to load with the "data_dirs"
-- field in its manifest.lua . The plugin can then retrieve the runtime path
-- by using the plugins_utils.getPluginDataDir() api
local function load_plugin_data_dirs(plugin)
for _, dir in pairs(plugin.data_dirs or {}) do
local data_dir = os_utils.fixPath(plugin.path .. "/" .. dir)
if ntop.exists(data_dir) then
local dest_path = os_utils.fixPath(RUNTIME_PATHS.plugins_data .. "/" .. plugin.key .. "/" .. dir)
ntop.mkdir(dest_path)
file_utils.recursive_copy(data_dir, dest_path)
end
end
return(true)
end
-- ##############################################
-- @brief Loads the ntopng plugins into a single directory tree.
-- @notes This should be called at startup. It clears and populates the
-- shadow_dir first, then swaps it with the current_dir. This prevents
@ -527,6 +551,7 @@ function plugins_utils.loadPlugins(community_plugins_only)
load_plugin_lint(plugin) and
load_plugin_ts_schemas(plugin) and
load_plugin_web_gui(plugin) and
load_plugin_data_dirs(plugin) and
load_plugin_user_scripts(path_map, plugin) and
load_plugin_alert_endpoints(endpoints_prefs_entries, plugin) then
loaded_plugins[plugin.key] = plugin
@ -724,6 +749,24 @@ end
-- ##############################################
-- @brief Retrieve the runtime data directory of the plugin, which is specified in the "data_dirs" directive of the plugin manifest.lua
-- @param plugin_key the plugin name
-- @param subdir an optional subdirectory of the datadir
-- @return the runtime directory path
function plugins_utils.getPluginDataDir(plugin_key, subdir)
init_runtime_paths()
local path = RUNTIME_PATHS.plugins_data .. "/" .. plugin_key
if subdir then
path = path .. "/" .. subdir
end
return os_utils.fixPath(path)
end
-- ##############################################
-- @brief Retrieve the plugin associated with the user script
-- @param script_path the runtime path of the user script
-- @return the associated plugin