Service.kt 3.05 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
/*
 * text-file-validation
 * Copyright (C) 2020 Memoriav
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package org.memobase

import java.io.File
Jonas Waeber's avatar
Jonas Waeber committed
22
import org.apache.logging.log4j.LogManager
Jonas Waeber's avatar
Jonas Waeber committed
23
import org.apache.logging.log4j.Logger
24
25
26
27
import org.memobase.settings.SettingsLoader
import org.memobase.sftp.SftpClient

class Service(fileName: String = "app.yml") {
Jonas Waeber's avatar
Jonas Waeber committed
28
    private val log: Logger = LogManager.getLogger("TextFileValidationService")
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

    val settings =
        SettingsLoader(
            listOf("directory"),
            fileName,
            useProducerConfig = true,
            readSftpSettings = true
        )

    private val producer = Producer(settings.kafkaProducerSettings, settings.outputTopic)

    private val sftpClient = SftpClient(settings.sftpSettings)

    fun run() {
        producer.use { producer ->
            sftpClient.use { sftp ->
Jonas Waeber's avatar
Jonas Waeber committed
45
                log.info("Connected to SFTP & Kafka.")
Jonas Waeber's avatar
Jonas Waeber committed
46
                val validator = FileValidation()
47
48
49
                val files = sftp.listFiles(settings.appSettings.getProperty("directory")).map { File(it) }
                val reports = mutableListOf<Report>()
                for (file in files) {
Jonas Waeber's avatar
Jonas Waeber committed
50
                    log.info("Validate file ${file.absolutePath}.")
Jonas Waeber's avatar
Jonas Waeber committed
51
52
                    val format = validator.validateExtension(file)
                    val validationResult = validator.validate(sftp.open(file), format, file)
53
54
55
56
                    producer.sendMessage(validationResult.second.id, validationResult.first)
                    producer.sendReport(validationResult.second)
                    reports.add(validationResult.second)
                }
57
                val failures = reports.count { report -> report.status == ReportStatus.failure }
58
                if (failures > 0) {
59
                    log.warn("Validation ended with $failures failures!")
60
                    producer.sendJobReport(
Jonas Waeber's avatar
Jonas Waeber committed
61
                        Report("text-file-validation", status = ReportStatus.failure, message = ReportMessages.processFailure(failures, reports.size)),
62
63
64
                        settings.processReportTopic
                    )
                } else {
Jonas Waeber's avatar
Jonas Waeber committed
65
                    log.info("Validation was successful!")
66
                    producer.sendJobReport(
Jonas Waeber's avatar
Jonas Waeber committed
67
                        Report("text-file-validation", status = ReportStatus.success, message = ReportMessages.processSuccess(reports.size)),
68
69
70
71
72
73
74
                        settings.processReportTopic
                    )
                }
            }
        }
    }
}