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https://github.com/firebase/firebase-ios-sdk
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Corrob
a5a459e87f
* Add support for uploading metrics to the database * Update the README to describe the database config * Add comments to methods in Uploader * Add copyright
67 lines
2.4 KiB
Swift
67 lines
2.4 KiB
Swift
/*
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* Copyright 2019 Google
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import Foundation
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let JAR_URL = "https://storage.googleapis.com/firebase-engprod-metrics/upload_tool.jar"
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let JAR_LOCAL_PATH = "upload.jar"
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let DATABASE_CONFIG = "database.config"
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let JSON_PATH = "database.json"
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/// Uploads metrics to the Cloud SQL database.
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public class Uploader {
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/// Uploads the provided metrics to the Cloud SQL database.
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public class func upload(metrics: UploadMetrics) throws {
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let jar = try downloadJar()
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let json = try writeJson(metrics: metrics)
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let returnCode = runJar(jar: jar, json: json, config: DATABASE_CONFIG)
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if returnCode == 0 {
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print("Successfully uploaded metrics!")
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} else {
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print("Failed to upload metrics... return code is \(returnCode).")
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}
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try FileManager.default.removeItem(atPath: jar)
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try FileManager.default.removeItem(atPath: json)
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}
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/// Writes the metrics to a local file in a JSON format and returns that path.
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private class func writeJson(metrics: UploadMetrics) throws -> String {
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try metrics.json().write(to: NSURL(fileURLWithPath: JSON_PATH) as URL,
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atomically: false,
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encoding: .utf8)
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return JSON_PATH
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}
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/// Downloads the uploader JAR and returns the path to it.
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private class func downloadJar() throws -> String {
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let jarData = try Data(contentsOf: URL(string: JAR_URL)!)
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try jarData.write(to: NSURL(fileURLWithPath: JAR_LOCAL_PATH) as URL)
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return JAR_LOCAL_PATH
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}
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/// Executes the uploader jar and returns the exit code.
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private class func runJar(jar: String, json: String, config: String) -> Int32 {
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let task = Process()
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task.launchPath = "/usr/bin/java"
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task.arguments = ["-jar", jar, "--json_path=\(json)", "--config_path=\(config)"]
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task.launch()
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task.waitUntilExit()
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return task.terminationStatus
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}
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}
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