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72 lines
2.5 KiB
Lua
72 lines
2.5 KiB
Lua
--
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-- (C) 2019-21 - ntop.org
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--
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-- ##############################################
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local alert_keys = require "alert_keys"
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local status_keys = require "status_keys"
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-- Import the classes library.
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local classes = require "classes"
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-- Make sure to import the Superclass!
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local alert = require "alert"
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-- ##############################################
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local alert_tls_certificate_mismatch = classes.class(alert)
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-- ##############################################
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alert_tls_certificate_mismatch.meta = {
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status_key = status_keys.ntopng.status_tls_certificate_mismatch,
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alert_key = alert_keys.ntopng.alert_tls_certificate_mismatch,
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i18n_title = "flow_details.tls_certificate_mismatch",
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icon = "fas fa-exclamation",
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}
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-- ##############################################
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-- @brief Prepare an alert table used to generate the alert
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-- @param tls_info A lua table with TLS info gererated calling `flow.getTLSInfo()`
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-- @return A table with the alert built
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function alert_tls_certificate_mismatch:init(tls_info)
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-- Call the parent constructor
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self.super:init()
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tls_info = tls_info or {}
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local server_cn = tls_info["protos.tls.server_names"] or ""
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local client_cn = tls_info["protos.tls.client_requested_server_name"] or ""
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self.alert_type_params = {
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["tls_crt.cli"] = client_cn,
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["tls_crt.srv"] = server_cn,
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}
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end
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-- #######################################################
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-- @brief Format an alert into a human-readable string
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-- @param ifid The integer interface id of the generated alert
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-- @param alert The alert description table, including alert data such as the generating entity, timestamp, granularity, type
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-- @param alert_type_params Table `alert_type_params` as built in the `:init` method
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-- @return A human-readable string
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function alert_tls_certificate_mismatch.format(ifid, alert, alert_type_params)
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if not alert_type_params then
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return i18n("flow_details.tls_certificate_mismatch")
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end
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local crts = {}
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if not isEmptyString(alert_type_params["tls_crt.cli"]) then
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crts[#crts + 1] = string.format("[%s: %s]", i18n("flow_details.client_requested"), alert_type_params["tls_crt.cli"]:gsub(",", ", "))
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end
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if not isEmptyString(alert_type_params["tls_crt.srv"]) then
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crts[#crts + 1] = string.format("[%s: %s]", i18n("flow_details.tls_server_names"), alert_type_params["tls_crt.srv"]:gsub(",", ", "))
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end
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return string.format("%s %s", i18n("flow_details.tls_certificate_mismatch"), table.concat(crts, " "))
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end
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-- #######################################################
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return alert_tls_certificate_mismatch
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