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Add a utility class for associating IP addresses with ASNs.

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This commit is contained in:
Jon Chambers
2021-04-23 17:15:53 -04:00
committed by Jon Chambers
parent 3056ea8cbc
commit 1160af9522
4 changed files with 126 additions and 0 deletions
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38
service/src/test/java/org/whispersystems/textsecuregcm/util/AsnTableTest.java Normal file
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/*
* Copyright 2021 Signal Messenger, LLC
* SPDX-License-Identifier: AGPL-3.0-only
*/
package org.whispersystems.textsecuregcm.util;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.Inet4Address;
import java.net.UnknownHostException;
import java.util.Optional;
import java.util.zip.GZIPInputStream;
import static org.junit.jupiter.api.Assertions.*;
class AsnTableTest {
@Test
void getAsn() throws IOException {
try (final InputStreamReader reader = new InputStreamReader(getClass().getResourceAsStream("ip2asn-test.tsv"))) {
final AsnTable asnTable = new AsnTable(reader);
assertEquals(Optional.of(7922L), asnTable.getAsn((Inet4Address) Inet4Address.getByName("50.79.54.1")));
assertEquals(Optional.of(7552L), asnTable.getAsn((Inet4Address) Inet4Address.getByName("27.79.32.1")));
assertEquals(Optional.empty(), asnTable.getAsn((Inet4Address) Inet4Address.getByName("32.79.117.1")));
assertEquals(Optional.empty(), asnTable.getAsn((Inet4Address) Inet4Address.getByName("10.0.0.1")));
}
}
@Test
void ipToLong() throws UnknownHostException {
assertEquals(0x00000000ffffffffL, AsnTable.ipToLong((Inet4Address) Inet4Address.getByName("255.255.255.255")));
assertEquals(0x0000000000000001L, AsnTable.ipToLong((Inet4Address) Inet4Address.getByName("0.0.0.1")));
}
}