@push.rocks/smartproxy
Version:
A powerful proxy package that effectively handles high traffic, with features such as SSL/TLS support, port proxying, WebSocket handling, dynamic routing with authentication options, and automatic ACME certificate management.
179 lines • 14.4 kB
JavaScript
/**
* Manages port ranges and port-based configuration
*/
export class PortRangeManager {
constructor(settings) {
this.settings = settings;
}
/**
* Get all ports that should be listened on
*/
getListeningPorts() {
const listeningPorts = new Set();
// Always include the main fromPort
listeningPorts.add(this.settings.fromPort);
// Add ports from global port ranges if defined
if (this.settings.globalPortRanges && this.settings.globalPortRanges.length > 0) {
for (const range of this.settings.globalPortRanges) {
for (let port = range.from; port <= range.to; port++) {
listeningPorts.add(port);
}
}
}
return listeningPorts;
}
/**
* Check if a port should use NetworkProxy for forwarding
*/
shouldUseNetworkProxy(port) {
return !!this.settings.useNetworkProxy && this.settings.useNetworkProxy.includes(port);
}
/**
* Check if port should use global forwarding
*/
shouldUseGlobalForwarding(port) {
return (!!this.settings.forwardAllGlobalRanges &&
this.isPortInGlobalRanges(port));
}
/**
* Check if a port is in global ranges
*/
isPortInGlobalRanges(port) {
return (this.settings.globalPortRanges &&
this.isPortInRanges(port, this.settings.globalPortRanges));
}
/**
* Check if a port falls within the specified ranges
*/
isPortInRanges(port, ranges) {
return ranges.some((range) => port >= range.from && port <= range.to);
}
/**
* Get forwarding port for a specific listening port
* This determines what port to connect to on the target
*/
getForwardingPort(listeningPort) {
// If using global forwarding, forward to the original port
if (this.settings.forwardAllGlobalRanges && this.isPortInGlobalRanges(listeningPort)) {
return listeningPort;
}
// Otherwise use the configured toPort
return this.settings.toPort;
}
/**
* Find domain-specific port ranges that include a given port
*/
findDomainPortRange(port) {
for (let i = 0; i < this.settings.domainConfigs.length; i++) {
const domain = this.settings.domainConfigs[i];
if (domain.portRanges) {
for (const range of domain.portRanges) {
if (port >= range.from && port <= range.to) {
return { domainIndex: i, range };
}
}
}
}
return undefined;
}
/**
* Get a list of all configured ports
* This includes the fromPort, NetworkProxy ports, and ports from all ranges
*/
getAllConfiguredPorts() {
const ports = new Set();
// Add main listening port
ports.add(this.settings.fromPort);
// Add NetworkProxy port if configured
if (this.settings.networkProxyPort) {
ports.add(this.settings.networkProxyPort);
}
// Add NetworkProxy ports
if (this.settings.useNetworkProxy) {
for (const port of this.settings.useNetworkProxy) {
ports.add(port);
}
}
// Add ACME HTTP challenge port if enabled
if (this.settings.acme?.enabled && this.settings.acme.port) {
ports.add(this.settings.acme.port);
}
// Add global port ranges
if (this.settings.globalPortRanges) {
for (const range of this.settings.globalPortRanges) {
for (let port = range.from; port <= range.to; port++) {
ports.add(port);
}
}
}
// Add domain-specific port ranges
for (const domain of this.settings.domainConfigs) {
if (domain.portRanges) {
for (const range of domain.portRanges) {
for (let port = range.from; port <= range.to; port++) {
ports.add(port);
}
}
}
// Add domain-specific NetworkProxy port if configured
if (domain.useNetworkProxy && domain.networkProxyPort) {
ports.add(domain.networkProxyPort);
}
}
return Array.from(ports);
}
/**
* Validate port configuration
* Returns array of warning messages
*/
validateConfiguration() {
const warnings = [];
// Check for overlapping port ranges
const portMappings = new Map();
// Track global port ranges
if (this.settings.globalPortRanges) {
for (const range of this.settings.globalPortRanges) {
for (let port = range.from; port <= range.to; port++) {
if (!portMappings.has(port)) {
portMappings.set(port, []);
}
portMappings.get(port).push('Global Port Range');
}
}
}
// Track domain-specific port ranges
for (const domain of this.settings.domainConfigs) {
if (domain.portRanges) {
for (const range of domain.portRanges) {
for (let port = range.from; port <= range.to; port++) {
if (!portMappings.has(port)) {
portMappings.set(port, []);
}
portMappings.get(port).push(`Domain: ${domain.domains.join(', ')}`);
}
}
}
}
// Check for ports with multiple mappings
for (const [port, mappings] of portMappings.entries()) {
if (mappings.length > 1) {
warnings.push(`Port ${port} has multiple mappings: ${mappings.join(', ')}`);
}
}
// Check if main ports are used elsewhere
if (portMappings.has(this.settings.fromPort) && portMappings.get(this.settings.fromPort).length > 0) {
warnings.push(`Main listening port ${this.settings.fromPort} is also used in port ranges`);
}
if (this.settings.networkProxyPort && portMappings.has(this.settings.networkProxyPort)) {
warnings.push(`NetworkProxy port ${this.settings.networkProxyPort} is also used in port ranges`);
}
// Check ACME port
if (this.settings.acme?.enabled && this.settings.acme.port) {
if (portMappings.has(this.settings.acme.port)) {
warnings.push(`ACME HTTP challenge port ${this.settings.acme.port} is also used in port ranges`);
}
}
return warnings;
}
}
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