48 lines
1.4 KiB
TypeScript
48 lines
1.4 KiB
TypeScript
import { prisma } from '../prisma';
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import { generateRangeArray } from './common';
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export async function getFreeSSHLocalPort(id: string): Promise<number | boolean> {
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const { default: isReachable } = await import('is-port-reachable');
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const { remoteIpAddress, sshLocalPort } = await prisma.destinationDocker.findUnique({
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where: { id }
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});
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if (sshLocalPort) {
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return Number(sshLocalPort);
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}
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const data = await prisma.setting.findFirst();
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const { minPort, maxPort } = data;
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const ports = await prisma.destinationDocker.findMany({
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where: { sshLocalPort: { not: null }, remoteIpAddress: { not: remoteIpAddress } }
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});
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const alreadyConfigured = await prisma.destinationDocker.findFirst({
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where: {
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remoteIpAddress,
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id: { not: id },
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sshLocalPort: { not: null }
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}
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});
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if (alreadyConfigured?.sshLocalPort) {
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await prisma.destinationDocker.update({
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where: { id },
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data: { sshLocalPort: alreadyConfigured.sshLocalPort }
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});
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return Number(alreadyConfigured.sshLocalPort);
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}
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const range = generateRangeArray(minPort, maxPort);
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const availablePorts = range.filter((port) => !ports.map((p) => p.sshLocalPort).includes(port));
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for (const port of availablePorts) {
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const found = await isReachable(port, { host: 'localhost' });
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if (!found) {
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await prisma.destinationDocker.update({
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where: { id },
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data: { sshLocalPort: Number(port) }
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});
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return Number(port);
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}
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}
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return false;
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}
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