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author | Trygve Laugstøl <trygvis@inamo.no> | 2021-01-06 12:12:39 +0100 |
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committer | Trygve Laugstøl <trygvis@inamo.no> | 2021-01-06 12:12:39 +0100 |
commit | b40cab15f4d01a4e8455e5808ca82e40ff291a92 (patch) | |
tree | 91ca5f2c2cd812776662d58de12a094b8278093b /module/ri-engine/src/main/java/io/trygvis/rules/acme | |
parent | b8699860653e593271e50c8ba1b73f66fcb6287c (diff) | |
download | rules-sandbox-b40cab15f4d01a4e8455e5808ca82e40ff291a92.tar.gz rules-sandbox-b40cab15f4d01a4e8455e5808ca82e40ff291a92.tar.bz2 rules-sandbox-b40cab15f4d01a4e8455e5808ca82e40ff291a92.tar.xz rules-sandbox-b40cab15f4d01a4e8455e5808ca82e40ff291a92.zip |
Renaming VPN stuff to wireguard.
Diffstat (limited to 'module/ri-engine/src/main/java/io/trygvis/rules/acme')
-rw-r--r-- | module/ri-engine/src/main/java/io/trygvis/rules/acme/IpCalc.java | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/module/ri-engine/src/main/java/io/trygvis/rules/acme/IpCalc.java b/module/ri-engine/src/main/java/io/trygvis/rules/acme/IpCalc.java deleted file mode 100644 index 5369d62..0000000 --- a/module/ri-engine/src/main/java/io/trygvis/rules/acme/IpCalc.java +++ /dev/null @@ -1,67 +0,0 @@ -package io.trygvis.rules.acme; - -import io.trygvis.rules.network.Ipv4Cidr; - -import java.net.InetAddress; -import java.net.UnknownHostException; -import java.util.ArrayList; -import java.util.List; -import java.util.regex.Pattern; - -public class IpCalc { - private static final Pattern pattern = Pattern.compile("([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3})/([0-9]{1,3})"); - - public static class FirstLast { - public final int first; - public final int last; - - public FirstLast(int first, int last) { - this.first = first; - this.last = last; - } - } - - public static Ipv4Cidr cidr(String cidr) { - var matcher = pattern.matcher(cidr); - if (!matcher.matches()) { - throw new IllegalArgumentException("Not a CIDR: " + cidr); - } - - var b1 = matcher.group(1); - var b2 = matcher.group(2); - var b3 = matcher.group(3); - var b4 = matcher.group(4); - - int network = parse(b1) << 24 | - parse(b2) << 16 | - parse(b3) << 8 | - parse(b4); - -// System.out.printf("network = %x%n", network); - - var l = matcher.group(5); - var bits = Integer.parseInt(l); - var hostBits = 32 - bits; - int size = 1 << hostBits; - - int netmask = (-1 >> hostBits) << hostBits; -// System.out.printf("netmask = %08x%n", netmask); - - int x = network & ~netmask; - - if (x != 0) { - throw new IllegalArgumentException("Not a CIDR: " + cidr); - } - - return new Ipv4Cidr(network, netmask, size, bits); - } - - private static int parse(String s) { - var i = Integer.parseInt(s); - if (i > 255) { - throw new IllegalArgumentException("Not a CIDR"); - } - - return i; - } -} |