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; ============LICENSE_START=======================================================
; org.onap.dcae
; ================================================================================
; Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
; ================================================================================
; Licensed under the Apache License, Version 2.0 (the "License");
; you may not use this file except in compliance with the License.
; You may obtain a copy of the License at
;
; http://www.apache.org/licenses/LICENSE-2.0
;
; Unless required by applicable law or agreed to in writing, software
; distributed under the License is distributed on an "AS IS" BASIS,
; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
; See the License for the specific language governing permissions and
; limitations under the License.
; ============LICENSE_END=========================================================
;
; ECOMP is a trademark and service mark of AT&T Intellectual Property.
(ns sch.core
(:require [clojure.java.io :refer :all]
[cheshire.core :refer [parse-stream parse-string]]
[taoensso.timbre :as timbre :refer [info error]]
[taoensso.timbre.appenders.3rd-party.rolling :refer [rolling-appender]]
[sch.handle :refer [handle-change-event! download-artifacts! deploy-artifacts!
deployed-ok deployed-error deployed-already]]
[sch.asdc-client :refer [get-service-metadata! create-asdc-conn get-consumer-id]]
[sch.inventory-client :refer [create-inventory-conn]]
[sch.parse :refer [get-dcae-artifact-types pick-out-artifact]]
[sch.util :refer [read-config]]
[clojure.string :as strlib]
)
(:import (org.onap.sdc.impl DistributionClientFactory)
(org.onap.sdc.api.consumer IConfiguration INotificationCallback
IDistributionStatusMessage)
(org.onap.sdc.utils DistributionActionResultEnum DistributionStatusEnum)
(com.google.gson Gson)
)
(:gen-class))
(defn process-event-from-local-file!
[event-file-path]
(with-open [rdr (reader event-file-path)]
(parse-stream rdr true))
)
; Distribution client code
; TODO: Should be moved to separate namespace
(defn send-distribution-status!
"Convenience function used to send distribution status messages"
[dist-client distribution-id consumer-id artifact status]
(let [dist-message (proxy [IDistributionStatusMessage] []
(getDistributionID [] distribution-id)
(getConsumerID [] consumer-id)
(getTimestamp []
(. java.lang.System currentTimeMillis))
(getArtifactURL [] (:artifactURL artifact))
(getStatus [] status))
resp (.sendDeploymentStatus dist-client dist-message)
]
(if (not= (.getDistributionActionResult resp) (. DistributionActionResultEnum SUCCESS))
(error (str "Problem sending status: " (:artifactName artifact) ", "
(str (.getDistributionMessageResult resp)))))
))
(defn deploy-artifacts-ex!
"Enhanced deploy artifacts function
After calling deploy-artifacts!, this method takes the results and sends out
appropriate distribution status messages per artifact processed"
[inventory-uri service-metadata requests send-dist-status]
(let [[to-post posted to-delete deleted] (deploy-artifacts! inventory-uri service-metadata
requests)
pick-out-artifact (partial pick-out-artifact service-metadata)]
(dorun (map #(send-dist-status (pick-out-artifact %)
(. DistributionStatusEnum DEPLOY_OK))
(deployed-ok to-post posted)))
(dorun (map #(send-dist-status (pick-out-artifact %)
(. DistributionStatusEnum DEPLOY_ERROR))
(deployed-error to-post posted)))
(dorun (map #(send-dist-status (pick-out-artifact %)
(. DistributionStatusEnum ALREADY_DEPLOYED))
(deployed-already requests to-post)))
; REVIEW: How about the deleted service types?
))
(defn create-distribution-client-config
[config]
(let [config-asdc (:asdcDistributionClient config)]
(proxy [IConfiguration] []
(getAsdcAddress [] (str (:asdcAddress config-asdc)))
(getMsgBusAddress [] (java.util.ArrayList.
(strlib/split (str (:msgBusAddress config-asdc)) #",")))
(getUser [] (str (:user config-asdc)))
(getPassword [] (str (:password config-asdc)))
(getPollingInterval [] (int (:pollingInterval config-asdc)))
(getPollingTimeout [] (int (:pollingTimeout config-asdc)))
; Note: The following didn't work
; (. Arrays asList (. ArtifactTypeEnum values))
; Also, cannot just use a narrow list of artifact types in order
; to handle the deletion scenario.
(getRelevantArtifactTypes [] (java.util.ArrayList.
(get-dcae-artifact-types)))
(getConsumerGroup [] (str (:consumerGroup config-asdc)))
(getConsumerID [] (str (:consumerId config-asdc)))
(getEnvironmentName [] (str (:environmentName config-asdc)))
(getKeyStorePath [] (str (:keyStorePath config-asdc)))
(getKeyStorePassword [] (str (:keyStorePassword config-asdc)))
(activateServerTLSAuth [] (boolean (:activateServerTLSAuth config-asdc)))
(isFilterInEmptyResources [] (boolean (:isFilterInEmptyResources config-asdc)))
(isUseHttpsWithDmaap [] (boolean (:useHttpsWithDmaap config-asdc false)))
(isConsumeProduceStatusTopic [] (boolean (:isConsumeProduceStatusTopic config-asdc false)))
)))
(defn run-distribution-client!
"Entry point to the core production functionality
Uses the asdc distribution client and to poll for notification events and makes calls
to handle those events"
[dist-client-config inventory-uri asdc-conn]
(let [dist-client (. DistributionClientFactory createDistributionClient)
dist-client-callback (proxy [INotificationCallback] []
(activateCallback [data]
"Callback executed upon notification events
The input parameter is of type `NotificationDataImpl` which fails
to translate via the clojure `bean` call because class is not
public. So mirroring what's done in the distribution client -
use Gson.
Discovered that the notification event and the service metadata
data models are different. Use service metadata because its
richer."
(let [change-event (parse-string (.toJson (Gson.) data) true)
service-id (:serviceUUID change-event)
distribution-id (:distributionID change-event)
service-metadata (get-service-metadata! asdc-conn
service-id)
send-dist-status (partial send-distribution-status!
dist-client distribution-id
(get-consumer-id asdc-conn))
]
(info (str "Handle change event: " (:serviceName change-event)
", " distribution-id))
(let [requests (download-artifacts! inventory-uri asdc-conn
service-metadata)
artifacts (map #(pick-out-artifact service-metadata %)
requests)
]
(dorun (map #(send-dist-status
% (. DistributionStatusEnum DOWNLOAD_OK))
artifacts))
(deploy-artifacts-ex! inventory-uri service-metadata
requests send-dist-status)
)
)))
]
(let [dist-client-init-result (.init dist-client dist-client-config dist-client-callback)]
(if (= (.getDistributionActionResult dist-client-init-result)
(. DistributionActionResultEnum SUCCESS))
(.start dist-client)
(error dist-client-init-result))
)))
(defn- setup-logging-rolling
"Setup logging with the rolling appender"
[{ {:keys [currentLogFilename rotationFrequency]} :logging }]
(let [rolling-params (when currentLogFilename { :path currentLogFilename })
rolling-params (when rotationFrequency
(assoc rolling-params :pattern (keyword rotationFrequency)))]
(timbre/merge-config! { :level :debug :appenders { :rolling (rolling-appender rolling-params) } })
(info "Setup logging: Rolling appender" (if rolling-params rolling-params "DEFAULT"))
))
(defn -main [& args]
(let [[mode config-path event-path] args
config (read-config config-path)
inventory-uri (create-inventory-conn config)
asdc-conn (create-asdc-conn config)
]
(setup-logging-rolling config)
(if (= "DEV" (clojure.string/upper-case mode))
(do
(info "Development mode")
(handle-change-event! inventory-uri asdc-conn
(process-event-from-local-file! event-path))
)
(run-distribution-client!
(create-distribution-client-config config)
inventory-uri asdc-conn)
)
(info "Done"))
)
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