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--
-- (C) 2019-22 - ntop.org
--
local dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
package.path = dirs.installdir .. "/pro/scripts/lua/enterprise/modules/?.lua;" .. package.path
require "lua_utils"
local json = require("dkjson")
local syslog_utils = require "syslog_utils"
sendHTTPContentTypeHeader('application/json')
local rv = {}
-- ################################################
local action = _POST["action"]
local host = _POST["syslog_producer_host"]
local syslog_producer = _POST["syslog_producer"]
local ifid = interface.getId()
if tonumber(_GET["ifid"]) ~= nil then
ifid = _GET["ifid"]
end
-- ################################################
local function getProducersMapKey(ifid)
return string.format("ntopng.syslog.ifid_%d.producers_map", ifid)
end
local function reportError(msg)
print(json.encode({ error = msg, success = false }))
end
-- ################################################
if not isAdministrator() then
reportError(i18n("not_admin"))
return
end
if ifid == nil then
reportError(i18n("syslog.empty_action"))
return
end
if isEmptyString(action) then
reportError(i18n("syslog.empty_action"))
return
end
if isEmptyString(host) then
reportError(i18n("missing_x_parameter", {param='syslog_producer_host'}))
return
end
if isEmptyString(syslog_producer) then
reportError(i18n("missing_x_parameter", {param='syslog_producer'}))
return
end
-- ################################################
if(action == "add") then
local existing
local existing = syslog_utils.hasProducer(ifid, host)
if existing then
reportError(i18n("syslog.host_exists", {host=host}))
return
end
syslog_utils.addProducer(ifid, host, syslog_producer)
rv.message = i18n("syslog.host_add_ok", {host=host})
elseif(action == "edit") then
local existing
local old_host = _POST["old_syslog_producer_host"]
local old_syslog_producer = _POST["old_syslog_producer"]
if isEmptyString(old_host) then
reportError(i18n("missing_x_parameter", {param='old_syslog_producer_host'}))
return
end
if isEmptyString(old_syslog_producer) then
reportError(i18n("missing_x_parameter", {param='old_syslog_producer'}))
return
end
existing = syslog_utils.hasProducer(ifid, old_host)
if not existing then
reportError(i18n("syslog.host_not_exists", {host=old_host}))
return
end
if old_host ~= host or old_syslog_producer ~= syslog_producer then
if old_host ~= host then
existing = syslog_utils.hasProducer(ifid, host, syslog_producer)
if existing then
reportError(i18n("syslog.host_exists", {host=host}))
return
end
end
syslog_utils.deleteProducer(ifid, old_host, old_syslog_producer)
syslog_utils.addProducer(ifid, host, syslog_producer)
end
rv.message = i18n("syslog.host_edit_ok", {host=old_host})
elseif(action == "delete") then
local existing = syslog_utils.hasProducer(ifid, host, syslog_producer)
if not existing then
reportError(i18n("syslog.host_not_exists", {host=host}))
return
end
syslog_utils.deleteProducer(ifid, host, syslog_producer)
rv.message = i18n("syslog.host_delete_ok", {host=host})
else
reportError(i18n("syslog.bad_action_param"))
return
end
-- ################################################
interface.updateSyslogProducers()
rv.success = true
print(json.encode(rv))
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