fosrl.pangolin/server/routers/traefik/getTraefikConfig.ts
2025-08-16 12:04:16 -07:00

664 lines
26 KiB
TypeScript

import { Request, Response } from "express";
import { db, exitNodes } from "@server/db";
import { and, eq, inArray, or, isNull, ne } from "drizzle-orm";
import logger from "@server/logger";
import HttpCode from "@server/types/HttpCode";
import config from "@server/lib/config";
import { orgs, resources, sites, Target, targets } from "@server/db";
import { build } from "@server/build";
// Extended Target interface that includes site information
interface TargetWithSite extends Target {
site: {
siteId: number;
type: string;
subnet: string | null;
exitNodeId: number | null;
};
}
let currentExitNodeId: number;
const redirectHttpsMiddlewareName = "redirect-to-https";
const badgerMiddlewareName = "badger";
export async function traefikConfigProvider(
_: Request,
res: Response
): Promise<any> {
try {
// First query to get resources with site and org info
// Get the current exit node name from config
if (!currentExitNodeId) {
if (config.getRawConfig().gerbil.exit_node_name) {
const exitNodeName =
config.getRawConfig().gerbil.exit_node_name!;
const [exitNode] = await db
.select({
exitNodeId: exitNodes.exitNodeId
})
.from(exitNodes)
.where(eq(exitNodes.name, exitNodeName));
if (exitNode) {
currentExitNodeId = exitNode.exitNodeId;
}
} else {
const [exitNode] = await db
.select({
exitNodeId: exitNodes.exitNodeId
})
.from(exitNodes)
.limit(1);
if (exitNode) {
currentExitNodeId = exitNode.exitNodeId;
}
}
}
let traefikConfig = await getTraefikConfig(currentExitNodeId);
traefikConfig.http.middlewares[badgerMiddlewareName] = {
plugin: {
[badgerMiddlewareName]: {
apiBaseUrl: new URL(
"/api/v1",
`http://${
config.getRawConfig().server.internal_hostname
}:${config.getRawConfig().server.internal_port}`
).href,
userSessionCookieName:
config.getRawConfig().server.session_cookie_name,
// deprecated
accessTokenQueryParam:
config.getRawConfig().server
.resource_access_token_param,
resourceSessionRequestParam:
config.getRawConfig().server
.resource_session_request_param
}
}
};
return res.status(HttpCode.OK).json(traefikConfig);
} catch (e) {
logger.error(`Failed to build Traefik config: ${e}`);
return res.status(HttpCode.INTERNAL_SERVER_ERROR).json({
error: "Failed to build Traefik config"
});
}
}
export async function getTraefikConfig(exitNodeId: number): Promise<any> {
// Get all resources with related data
const allResources = await db.transaction(async (tx) => {
// Get resources with their targets and sites in a single optimized query
// Start from sites on this exit node, then join to targets and resources
const resourcesWithTargetsAndSites = await tx
.select({
// Resource fields
resourceId: resources.resourceId,
fullDomain: resources.fullDomain,
ssl: resources.ssl,
http: resources.http,
proxyPort: resources.proxyPort,
protocol: resources.protocol,
subdomain: resources.subdomain,
domainId: resources.domainId,
enabled: resources.enabled,
stickySession: resources.stickySession,
tlsServerName: resources.tlsServerName,
setHostHeader: resources.setHostHeader,
enableProxy: resources.enableProxy,
// Target fields
targetId: targets.targetId,
targetEnabled: targets.enabled,
ip: targets.ip,
method: targets.method,
port: targets.port,
internalPort: targets.internalPort,
// Site fields
siteId: sites.siteId,
siteType: sites.type,
subnet: sites.subnet,
exitNodeId: sites.exitNodeId
})
.from(sites)
.innerJoin(targets, eq(targets.siteId, sites.siteId))
.innerJoin(resources, eq(resources.resourceId, targets.resourceId))
.where(
and(
eq(targets.enabled, true),
eq(resources.enabled, true),
or(
eq(sites.exitNodeId, currentExitNodeId),
isNull(sites.exitNodeId)
)
)
);
// Group by resource and include targets with their unique site data
const resourcesMap = new Map();
resourcesWithTargetsAndSites.forEach((row) => {
const resourceId = row.resourceId;
if (!resourcesMap.has(resourceId)) {
resourcesMap.set(resourceId, {
resourceId: row.resourceId,
fullDomain: row.fullDomain,
ssl: row.ssl,
http: row.http,
proxyPort: row.proxyPort,
protocol: row.protocol,
subdomain: row.subdomain,
domainId: row.domainId,
enabled: row.enabled,
stickySession: row.stickySession,
tlsServerName: row.tlsServerName,
setHostHeader: row.setHostHeader,
enableProxy: row.enableProxy,
targets: []
});
}
// Add target with its associated site data
resourcesMap.get(resourceId).targets.push({
resourceId: row.resourceId,
targetId: row.targetId,
ip: row.ip,
method: row.method,
port: row.port,
internalPort: row.internalPort,
enabled: row.targetEnabled,
site: {
siteId: row.siteId,
type: row.siteType,
subnet: row.subnet,
exitNodeId: row.exitNodeId
}
});
});
return Array.from(resourcesMap.values());
});
if (!allResources.length) {
return {};
}
const config_output: any = {
http: {
middlewares: {
[redirectHttpsMiddlewareName]: {
redirectScheme: {
scheme: "https"
}
}
}
}
};
for (const resource of allResources) {
const targets = resource.targets as Target[];
const site = resource.site;
const routerName = `${resource.resourceId}-router`;
const serviceName = `${resource.resourceId}-service`;
const fullDomain = `${resource.fullDomain}`;
const transportName = `${resource.resourceId}-transport`;
const hostHeaderMiddlewareName = `${resource.resourceId}-host-header-middleware`;
if (!resource.enabled) {
continue;
}
if (resource.http) {
if (!resource.domainId) {
continue;
}
if (!resource.fullDomain) {
logger.error(
`Resource ${resource.resourceId} has no fullDomain`
);
continue;
}
// add routers and services empty objects if they don't exist
if (!config_output.http.routers) {
config_output.http.routers = {};
}
if (!config_output.http.services) {
config_output.http.services = {};
}
const domainParts = fullDomain.split(".");
let wildCard;
if (domainParts.length <= 2) {
wildCard = `*.${domainParts.join(".")}`;
} else {
wildCard = `*.${domainParts.slice(1).join(".")}`;
}
if (!resource.subdomain) {
wildCard = resource.fullDomain;
}
const configDomain = config.getDomain(resource.domainId);
let certResolver: string, preferWildcardCert: boolean;
if (!configDomain) {
certResolver = config.getRawConfig().traefik.cert_resolver;
preferWildcardCert =
config.getRawConfig().traefik.prefer_wildcard_cert;
} else {
certResolver = configDomain.cert_resolver;
preferWildcardCert = configDomain.prefer_wildcard_cert;
}
let tls = {};
if (build == "oss") {
tls = {
certResolver: certResolver,
...(preferWildcardCert
? {
domains: [
{
main: wildCard
}
]
}
: {})
};
}
const additionalMiddlewares =
config.getRawConfig().traefik.additional_middlewares || [];
config_output.http.routers![routerName] = {
entryPoints: [
resource.ssl
? config.getRawConfig().traefik.https_entrypoint
: config.getRawConfig().traefik.http_entrypoint
],
middlewares: [badgerMiddlewareName, ...additionalMiddlewares],
service: serviceName,
rule: `Host(\`${fullDomain}\`)`,
priority: 100,
...(resource.ssl ? { tls } : {})
};
if (resource.ssl) {
config_output.http.routers![routerName + "-redirect"] = {
entryPoints: [
config.getRawConfig().traefik.http_entrypoint
],
middlewares: [redirectHttpsMiddlewareName],
service: serviceName,
rule: `Host(\`${fullDomain}\`)`,
<<<<<<< HEAD
priority: 100
=======
priority: 100,
...(resource.ssl ? { tls } : {})
};
if (resource.ssl) {
config_output.http.routers![routerName + "-redirect"] = {
entryPoints: [
config.getRawConfig().traefik.http_entrypoint
],
middlewares: [redirectHttpsMiddlewareName],
service: serviceName,
rule: `Host(\`${fullDomain}\`)`,
priority: 100
};
}
config_output.http.services![serviceName] = {
loadBalancer: {
servers: targets
.filter((target: TargetWithSite) => {
if (!target.enabled) {
return false;
}
if (
target.site.type === "local" ||
target.site.type === "wireguard"
) {
if (
!target.ip ||
!target.port ||
!target.method
) {
return false;
}
} else if (target.site.type === "newt") {
if (
!target.internalPort ||
!target.method ||
!target.site.subnet
) {
return false;
}
}
return true;
})
.map((target: TargetWithSite) => {
if (
target.site.type === "local" ||
target.site.type === "wireguard"
) {
return {
url: `${target.method}://${target.ip}:${target.port}`
};
} else if (target.site.type === "newt") {
const ip = target.site.subnet!.split("/")[0];
return {
url: `${target.method}://${ip}:${target.internalPort}`
};
}
}),
...(resource.stickySession
? {
sticky: {
cookie: {
name: "p_sticky", // TODO: make this configurable via config.yml like other cookies
secure: resource.ssl,
httpOnly: true
}
}
}
: {})
}
};
// Add the serversTransport if TLS server name is provided
if (resource.tlsServerName) {
if (!config_output.http.serversTransports) {
config_output.http.serversTransports = {};
}
config_output.http.serversTransports![transportName] = {
serverName: resource.tlsServerName,
//unfortunately the following needs to be set. traefik doesn't merge the default serverTransport settings
// if defined in the static config and here. if not set, self-signed certs won't work
insecureSkipVerify: true
};
config_output.http.services![
serviceName
].loadBalancer.serversTransport = transportName;
}
// Add the host header middleware
if (resource.setHostHeader) {
if (!config_output.http.middlewares) {
config_output.http.middlewares = {};
}
config_output.http.middlewares[hostHeaderMiddlewareName] = {
headers: {
customRequestHeaders: {
Host: resource.setHostHeader
}
}
};
if (!config_output.http.routers![routerName].middlewares) {
config_output.http.routers![routerName].middlewares =
[];
}
config_output.http.routers![routerName].middlewares = [
...config_output.http.routers![routerName].middlewares,
hostHeaderMiddlewareName
];
}
} else {
// Non-HTTP (TCP/UDP) configuration
if (!resource.enableProxy) {
continue;
}
const protocol = resource.protocol.toLowerCase();
const port = resource.proxyPort;
if (!port) {
continue;
}
if (!config_output[protocol]) {
config_output[protocol] = {
routers: {},
services: {}
};
}
config_output[protocol].routers[routerName] = {
entryPoints: [`${protocol}-${port}`],
service: serviceName,
...(protocol === "tcp" ? { rule: "HostSNI(`*`)" } : {})
};
config_output[protocol].services[serviceName] = {
loadBalancer: {
servers: targets
.filter((target: TargetWithSite) => {
if (!target.enabled) {
return false;
}
if (
target.site.type === "local" ||
target.site.type === "wireguard"
) {
if (!target.ip || !target.port) {
return false;
}
} else if (target.site.type === "newt") {
if (!target.internalPort || !target.site.subnet) {
return false;
}
}
return true;
})
.map((target: TargetWithSite) => {
if (
target.site.type === "local" ||
target.site.type === "wireguard"
) {
return {
address: `${target.ip}:${target.port}`
};
} else if (target.site.type === "newt") {
const ip = target.site.subnet!.split("/")[0];
return {
address: `${ip}:${target.internalPort}`
};
}
}),
...(resource.stickySession
? {
sticky: {
ipStrategy: {
depth: 0,
sourcePort: true
}
}
}
: {})
}
>>>>>>> dev
};
}
config_output.http.services![serviceName] = {
loadBalancer: {
servers: targets
.filter((target: Target) => {
if (!target.enabled) {
return false;
}
if (
site.type === "local" ||
site.type === "wireguard"
) {
if (
!target.ip ||
!target.port ||
!target.method
) {
return false;
}
} else if (site.type === "newt") {
if (
!target.internalPort ||
!target.method ||
!site.subnet
) {
return false;
}
}
return true;
})
.map((target: Target) => {
if (
site.type === "local" ||
site.type === "wireguard"
) {
return {
url: `${target.method}://${target.ip}:${target.port}`
};
} else if (site.type === "newt") {
const ip = site.subnet!.split("/")[0];
return {
url: `${target.method}://${ip}:${target.internalPort}`
};
}
}),
...(resource.stickySession
? {
sticky: {
cookie: {
name: "p_sticky", // TODO: make this configurable via config.yml like other cookies
secure: resource.ssl,
httpOnly: true
}
}
}
: {})
}
};
// Add the serversTransport if TLS server name is provided
if (resource.tlsServerName) {
if (!config_output.http.serversTransports) {
config_output.http.serversTransports = {};
}
config_output.http.serversTransports![transportName] = {
serverName: resource.tlsServerName,
//unfortunately the following needs to be set. traefik doesn't merge the default serverTransport settings
// if defined in the static config and here. if not set, self-signed certs won't work
insecureSkipVerify: true
};
config_output.http.services![
serviceName
].loadBalancer.serversTransport = transportName;
}
// Add the host header middleware
if (resource.setHostHeader) {
if (!config_output.http.middlewares) {
config_output.http.middlewares = {};
}
config_output.http.middlewares[hostHeaderMiddlewareName] = {
headers: {
customRequestHeaders: {
Host: resource.setHostHeader
}
}
};
if (!config_output.http.routers![routerName].middlewares) {
config_output.http.routers![routerName].middlewares = [];
}
config_output.http.routers![routerName].middlewares = [
...config_output.http.routers![routerName].middlewares,
hostHeaderMiddlewareName
];
}
} else {
// Non-HTTP (TCP/UDP) configuration
if (!resource.enableProxy) {
continue;
}
const protocol = resource.protocol.toLowerCase();
const port = resource.proxyPort;
if (!port) {
continue;
}
if (!config_output[protocol]) {
config_output[protocol] = {
routers: {},
services: {}
};
}
config_output[protocol].routers[routerName] = {
entryPoints: [`${protocol}-${port}`],
service: serviceName,
...(protocol === "tcp" ? { rule: "HostSNI(`*`)" } : {})
};
config_output[protocol].services[serviceName] = {
loadBalancer: {
servers: targets
.filter((target: Target) => {
if (!target.enabled) {
return false;
}
if (
site.type === "local" ||
site.type === "wireguard"
) {
if (!target.ip || !target.port) {
return false;
}
} else if (site.type === "newt") {
if (!target.internalPort || !site.subnet) {
return false;
}
}
return true;
})
.map((target: Target) => {
if (
site.type === "local" ||
site.type === "wireguard"
) {
return {
address: `${target.ip}:${target.port}`
};
} else if (site.type === "newt") {
const ip = site.subnet!.split("/")[0];
return {
address: `${ip}:${target.internalPort}`
};
}
}),
...(resource.stickySession
? {
sticky: {
ipStrategy: {
depth: 0,
sourcePort: true
}
}
}
: {})
}
};
}
}
return config_output;
}