feat(device-edge): add isolated B2 ingress domain

This commit is contained in:
Codex
2026-08-04 11:39:01 +03:00
parent b1a5a26b9a
commit 3bb5e6dc27
35 changed files with 5790 additions and 19 deletions
+2
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@@ -6,5 +6,7 @@ docs
node_modules
**/test
**/*.log
**/*.prev-*
**/*.next-*
runtime
secrets
+12
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@@ -28,6 +28,18 @@ The planned runtime services are:
- `device-gateway`: raw TCP sessions, bounded codecs and presence;
- `device-postgres`: private persistent state.
`services/device-edge-relay` is a separate, disabled-by-default runtime for the
dedicated Debian ingress host. It is an L4 byte relay: it neither decodes
ARUSNAVI B2, acknowledges a device nor holds a Core token, database credential
or command capability. The implemented backhaul forwards only through a
restricted outbound SSH path to the Synology Gateway loopback listener. The
reviewed ingress target gives only this container a fixed IPvlan L2 address on
the Mini's single Ethernet link, so the host Amnezia full tunnel stays intact
and Docker publishes no host port. The fixed relay address is
`192.168.71.253`, explicitly outside the documented Deco DHCP pool
`192.168.68.50``192.168.71.250`. See `docs/IMPLEMENTATION_BASELINE.md` for
the remaining activation gates.
The Foundry `Device Manager` is a canonical page template using a server-owned
`device-plane-control` binding. It is not a service in this directory.
@@ -0,0 +1,25 @@
{
"schemaVersion": "nodedc.device-edge.backhaul.v1",
"mode": "private-tailnet-ssh-local-forward",
"runtimeHost": "ndcmini12",
"selectedServices": [
"device-edge-backhaul"
],
"preservedServices": [
"device-edge-relay",
"tailnet"
],
"tailnetSocksTarget": "nodedc-device-edge-tailnet-1:1055",
"sshTarget": "100.109.216.21:2222",
"sshUser": "device-backhaul",
"localForward": "0.0.0.0:19921",
"permittedRemoteTarget": "127.0.0.1:9921",
"hostPortPublication": "disabled",
"deviceIngress": "disabled",
"protocolInspection": "disabled",
"commandTransport": "disabled",
"privateKey": "runtime-only-read-only",
"knownHosts": "runner-prepared-exact-ed25519",
"routerNatFirewall": "unchanged",
"gelios": "untouched"
}
@@ -0,0 +1,36 @@
{
"schemaVersion": "nodedc.device-edge.ingress-ipvlan.v1",
"mode": "single-nic-ipvlan-b2-relay-only",
"runtimeHost": "ndcmini12",
"component": "device-edge",
"selectedServices": [
"device-edge-relay"
],
"preservedServices": [
"device-edge-backhaul",
"tailnet"
],
"composeProject": "nodedc-device-edge",
"composeFiles": [
"docker-compose.device-edge.yml",
"docker-compose.device-edge.ingress.yml"
],
"parentInterface": "enp1s0f0",
"lanSubnet": "192.168.68.0/22",
"lanGateway": "192.168.68.1",
"ingressIpv4": "192.168.71.253",
"ingressIpv4Approval": "approved-outside-dhcp-pool",
"ingressNetwork": "nodedc-device-edge-ingress",
"deviceTcpListen": "192.168.71.253:9921",
"hostPortPublication": "disabled",
"healthPublication": "disabled",
"privateUpstream": "device-edge-backhaul:19921",
"protocolInspection": "gateway-owned",
"identityTrust": "claimed-not-ownership-proof",
"discoveryLifecycle": "quarantine",
"commandTransport": "disabled",
"gelios": "untouched",
"amneziaHostFullTunnel": "preserved",
"routerNatFirewall": "separate-manual-gate",
"rollback": "restore-predecessor-relay-remove-unused-ingress-network"
}
@@ -0,0 +1,23 @@
{
"schemaVersion": "nodedc.device-plane.b2-discovery-loopback-recovery.v1",
"mode": "failed-b2-loopback-build-reconciliation",
"failedPatchId": "device-plane-b2-discovery-loopback-20260801-003",
"failedArtifactSha256": "7273c5bf67fe6bc1f1da66ad726009240d39ee3aee58201b96c23d6f707a3d84",
"failedBackupId": "device-plane-device-plane-b2-discovery-loopback-20260801-003-20260802-154311",
"sourceAction": "publish-reconciliation-marker-only",
"runtimeAction": "read-only-acceptance",
"preservedServices": [
"device-control-core",
"device-gateway",
"device-postgres"
],
"expectedLoopbackPorts": [
"127.0.0.1:18120:18120",
"127.0.0.1:18121:18121"
],
"closedPort": "127.0.0.1:9921/tcp",
"databaseVolume": "nodedc-device-plane-postgres-data",
"commandTransport": "disabled",
"gelios": "untouched",
"rollback": "marker-only-runtime-unchanged"
}
@@ -0,0 +1,36 @@
{
"schemaVersion": "nodedc.device-plane.backhaul-target-tailnet-serve.v1",
"mode": "failed-backhaul-target-to-loopback-tailnet-serve",
"failedPatchId": "device-plane-backhaul-target-20260803-001",
"failedArtifactSha256": "ed0bda4110a756c32be68990e2e0f647409d5a77eec7e26c18502bafbdc1bb76",
"failedBackupId": "device-plane-device-plane-backhaul-target-20260803-001-20260804-035519",
"predecessorPatchId": "device-plane-b2-discovery-loopback-20260803-006",
"predecessorArtifactSha256": "25f9e9e55e283e9b7bb5e128ff14a244f848b1c063acca9724a23206131c9adf",
"sourceAction": "publish-loopback-backhaul-target-source",
"runtimeAction": "build-create-target-and-register-private-tailnet-serve",
"composeOverlay": "docker-compose.device-plane.backhaul-target.yml",
"selectedServices": [
"device-backhaul-target"
],
"preservedServices": [
"device-control-core",
"device-gateway",
"device-postgres"
],
"loopbackListenAddress": "127.0.0.1",
"listenPort": 2222,
"tailnetAddress": "100.109.216.21",
"tailnetExposure": "tailscale-serve-private",
"tailscaleServeTarget": "tcp://127.0.0.1:2222",
"permittedTarget": "127.0.0.1:9921",
"networkMode": "host",
"dockerPortPublication": "disabled",
"routerNatFirewall": "unchanged",
"edgePublicIngress": "disabled",
"funnel": "disabled",
"commandTransport": "disabled",
"gelios": "untouched",
"databaseVolume": "nodedc-device-plane-postgres-data",
"runtimeTrust": "runner-managed",
"rollback": "remove-tailnet-serve-target-and-restore-source"
}
@@ -0,0 +1,82 @@
services:
device-edge-backhaul:
build:
context: .
dockerfile: services/device-edge-backhaul/Dockerfile
image: nodedc/device-edge-backhaul:local
pull_policy: never
restart: unless-stopped
user: "1000:1000"
read_only: true
tmpfs:
- /tmp:size=8m,mode=1777
volumes:
- ../secrets/backhaul/id_ed25519:/run/keys/edge-to-synology:ro
- ../trust/synology-backhaul-known_hosts:/run/trust/known_hosts:ro
command:
- -N
- -T
- -p
- "2222"
- -i
- /run/keys/edge-to-synology
- -L
- 0.0.0.0:19921:127.0.0.1:9921
- -o
- BatchMode=yes
- -o
- PasswordAuthentication=no
- -o
- KbdInteractiveAuthentication=no
- -o
- PubkeyAuthentication=yes
- -o
- IdentitiesOnly=yes
- -o
- StrictHostKeyChecking=yes
- -o
- UserKnownHostsFile=/run/trust/known_hosts
- -o
- UpdateHostKeys=no
- -o
- ExitOnForwardFailure=yes
- -o
- ServerAliveInterval=15
- -o
- ServerAliveCountMax=3
- -o
- TCPKeepAlive=yes
- -o
- LogLevel=VERBOSE
- -o
- ProxyCommand=nc -X 5 -x nodedc-device-edge-tailnet-1:1055 %h %p
- device-backhaul@100.109.216.21
networks:
- device-edge-private
- device-edge-tailnet
security_opt:
- no-new-privileges:true
cap_drop:
- ALL
pids_limit: 32
healthcheck:
test:
- CMD
- nc
- -z
- -w
- "3"
- 127.0.0.1
- "19921"
interval: 10s
timeout: 5s
retries: 12
start_period: 10s
networks:
device-edge-private:
name: nodedc-device-edge-private
external: true
device-edge-tailnet:
name: nodedc-device-edge-tailnet
external: true
@@ -0,0 +1,32 @@
services:
device-edge-relay:
environment:
DEVICE_EDGE_RELAY_INGRESS_ENABLED: "true"
DEVICE_EDGE_RELAY_TCP_HOST: 0.0.0.0
DEVICE_EDGE_RELAY_TCP_PORT: "9921"
DEVICE_EDGE_RELAY_UPSTREAM_HOST: device-edge-backhaul
DEVICE_EDGE_RELAY_UPSTREAM_PORT: "19921"
DEVICE_EDGE_RELAY_MAX_SESSIONS: "100"
DEVICE_EDGE_RELAY_MAX_SESSIONS_PER_ADDRESS: "10"
DEVICE_EDGE_RELAY_MAX_CONNECTIONS_PER_MINUTE_PER_ADDRESS: "30"
DEVICE_EDGE_RELAY_SESSION_TIMEOUT_MS: "10000"
networks:
device-edge-private:
gw_priority: 0
device-edge-ingress:
ipv4_address: 192.168.71.253
gw_priority: 100
networks:
device-edge-private:
name: nodedc-device-edge-private
device-edge-ingress:
name: nodedc-device-edge-ingress
driver: ipvlan
driver_opts:
parent: enp1s0f0
ipvlan_mode: l2
ipam:
config:
- subnet: 192.168.68.0/22
gateway: 192.168.68.1
@@ -0,0 +1,42 @@
services:
device-edge-relay:
build:
context: .
dockerfile: services/device-edge-relay/Dockerfile
image: nodedc/device-edge-relay:local
pull_policy: never
restart: unless-stopped
user: "1000:1000"
read_only: true
tmpfs:
- /tmp:size=16m,mode=1777
environment:
DEVICE_EDGE_RELAY_HEALTH_HOST: 127.0.0.1
DEVICE_EDGE_RELAY_HEALTH_PORT: "18221"
DEVICE_EDGE_RELAY_INGRESS_ENABLED: "false"
DEVICE_EDGE_RELAY_TCP_PORT: "9921"
DEVICE_EDGE_RELAY_MAX_SESSIONS: "100"
DEVICE_EDGE_RELAY_MAX_SESSIONS_PER_ADDRESS: "10"
DEVICE_EDGE_RELAY_MAX_CONNECTIONS_PER_MINUTE_PER_ADDRESS: "30"
DEVICE_EDGE_RELAY_SESSION_TIMEOUT_MS: "10000"
networks:
device-edge-private: {}
security_opt:
- no-new-privileges:true
cap_drop:
- ALL
healthcheck:
test:
- CMD
- node
- -e
- fetch('http://127.0.0.1:18221/healthz').then(r=>{if(!r.ok)process.exit(1)}).catch(()=>process.exit(1))
interval: 10s
timeout: 5s
retries: 12
start_period: 10s
networks:
device-edge-private:
name: nodedc-device-edge-private
internal: true
@@ -0,0 +1,39 @@
services:
device-backhaul-target:
image: nodedc/device-backhaul-target:local
pull_policy: never
restart: unless-stopped
network_mode: host
read_only: true
tmpfs:
- /run:size=8m,mode=0755
- /tmp:size=8m,mode=1777
volumes:
- type: bind
source: /volume1/docker/nodedc-device-plane/secrets/backhaul-target/ssh_host_ed25519_key
target: /run/nodedc-secrets/ssh_host_ed25519_key
read_only: true
bind:
create_host_path: false
- type: bind
source: /volume1/docker/nodedc-device-plane/secrets/backhaul-target/authorized_keys
target: /run/nodedc-secrets/authorized_keys
read_only: true
bind:
create_host_path: false
security_opt:
- no-new-privileges:true
cap_drop:
- ALL
cap_add:
- CHOWN
- DAC_OVERRIDE
- SETGID
- SETUID
- SYS_CHROOT
healthcheck:
test: ["CMD", "nc", "-z", "-w", "3", "127.0.0.1", "2222"]
interval: 10s
timeout: 5s
retries: 12
start_period: 10s
+74 -16
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@@ -27,6 +27,26 @@ Device Control Core <-> Device PostgreSQL
Device Gateway <-> physical devices
```
The isolated ingress placement replaces the direct physical-device arrow when
the raw route must not terminate on the multi-service Synology:
```text
ARUSNAVI B2 device
|
| raw TCP 9921 (future, separately approved)
v
Device Edge Relay on dedicated mini
|
| outbound restricted SSH local-forward; opaque byte stream only
v
Synology loopback 127.0.0.1:9921 -> Device Gateway -> Device Control Core
```
The Edge Relay owns neither protocol acknowledgement nor device identity. It
does not receive the Gateway/Core token, PostgreSQL credentials, Foundry
bindings or any command capability. The Synology Gateway remains the sole B2
codec and acknowledgement owner.
Engine L2 may consume safe decoded observations and build workflows/Data
Products. It does not own TCP sessions, secrets or the command transport.
@@ -50,7 +70,9 @@ platform/device-plane/
packages/arusnavi-b2-adapter/
services/device-control-core/
services/device-gateway/
services/device-edge-relay/
docker-compose.device-plane.yml
docker-compose.device-edge.yml
```
Planned Synology runtime:
@@ -99,6 +121,41 @@ as `443 -> 9921`.
The artifact never changes DSM firewall, DSM Router Configuration, DNS or a
physical router.
### Dedicated mini Device Edge
The Debian mini is the isolated raw-TCP edge. Its accepted predecessor keeps the
relay disabled and publishes health only on `127.0.0.1:18221`. The reviewed
target removes even that host publication: health remains container-internal,
the relay stays on the `internal: true` private bridge for backhaul, and a
second IPvlan L2 attachment gives only the relay a LAN-routable address for
`9921/TCP`. The relay has bounded global/per-address sessions and connection
rate, emits no bytes of its own and does not inspect device payloads.
IPvlan deliberately reuses the Mini's one physical parent `enp1s0f0`; a second
Ethernet adapter is not required. The host keeps `192.168.68.54/22` and the
Amnezia `0.0.0.0/1` plus `128.0.0.0/1` routes. The relay has its own fixed LAN
IPv4 and default route through `192.168.68.1`, while its private connected route
continues to reach `device-edge-backhaul:19921`. No Docker host `ports:` entry,
host-network mode, privileged container or VPN teardown is allowed.
Enabling ingress is a separate reviewed operation and requires all of the
following evidence:
1. A distinct, no-shell Synology SSH account and key whose sole permitted open
target is `127.0.0.1:9921`; host-key pinning and a persistent, monitored
tunnel are required.
2. A private backhaul sidecar/network; the raw listener may forward only to
that tunnel. The Core token and all Core/Database secrets remain on
Synology.
3. Router evidence proving the fixed relay IPv4 is outside DHCP, followed by a
manual router/NAT rule mapping only TCP `9921` to that IPv4. The artifact
cannot choose an address and never changes router, firewall or DHCP state.
4. The host full-tunnel VPN remains active. Before production activation, the
exact single-NIC IPvlan design must pass duplicate-address detection,
gateway reachability, external return-path and private-backhaul checks.
5. One pre-authorized B2 pilot route, quarantine-only Gateway/Core ingest and
disabled command transport.
## Identity and onboarding
An IMEI is a claimed protocol identifier, not proof of tenant ownership.
@@ -185,20 +242,21 @@ raw TCP remain forbidden until separate reviewed acceptance slices.
absence preflight: an existing database container or volume fails closed,
and rollback never removes the volume.
## Next source slice
## Next activation slice
1. Add the versioned B2 discovery-ingress descriptor and runner acceptance
contract without weakening foundation/recovery acceptance.
2. Build a deterministic data-only app-overlay and promote the runner extension
through the standalone root administrative gate.
3. Plan/apply the exact discovery-ingress artifact and independently prove:
Core/Gateway/PostgreSQL health, PostgreSQL generation preservation,
`127.0.0.1:9921` loopback-only publication, verified framing,
quarantine-only Core ingest and disabled command transport.
4. Do not publish raw device TCP from the multi-service Synology. Design and
independently review an isolated edge/DMZ/VPS ingress with no lateral NAS
access, explicit firewall/NAT evidence, acceptance and rollback.
5. Only after that separate edge gate, add the NDC route to one approved B2
free server slot while preserving Gelios, then prove
HEADER/discovery/PACKAGE acknowledgement. Claim and tenant assignment
remain a later explicit platform-admin operation.
1. The Deco DHCP range has been recorded as `192.168.68.50` through
`192.168.71.250`; the fixed Relay IPv4 is `192.168.71.253`, outside that
pool and independently DAD-tested. It is pinned in Compose, descriptor,
builder and the separate Edge runner.
2. Build the deterministic `component=device-edge` artifact, promote the
root-owned Edge runner and review its `plan`. The Synology runner and inbox
are not used for this host.
3. Apply only `device-edge-relay`; prove exact IPvlan runtime, no host ports,
internal health, private backhaul reachability, unchanged backhaul/tailnet
identities and preserved Amnezia routes. Automatic rollback restores the
predecessor relay and removes the unused ingress network.
4. Independently add the single router/NAT rule for TCP `9921` only and verify
that Synology still exposes no public device port.
5. Add the NDC route to one approved B2 free server slot while preserving
Gelios, then prove HEADER/discovery/PACKAGE acknowledgement. Claim and tenant
assignment remain a later explicit platform-admin operation.
+11
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@@ -23,6 +23,10 @@
"resolved": "services/device-control-core",
"link": true
},
"node_modules/@nodedc/device-edge-relay": {
"resolved": "services/device-edge-relay",
"link": true
},
"node_modules/@nodedc/device-gateway": {
"resolved": "services/device-gateway",
"link": true
@@ -201,6 +205,13 @@
"node": ">=20"
}
},
"services/device-edge-relay": {
"name": "@nodedc/device-edge-relay",
"version": "0.1.0",
"engines": {
"node": ">=20"
}
},
"services/device-gateway": {
"name": "@nodedc/device-gateway",
"version": "0.1.0",
@@ -0,0 +1,12 @@
FROM alpine:3.22
RUN apk add --no-cache openssh-server \
&& addgroup -g 11021 device-backhaul \
&& adduser -D -H -u 11021 -G device-backhaul -s /sbin/nologin device-backhaul \
&& passwd -u device-backhaul
COPY services/device-backhaul-target/sshd_config /etc/ssh/sshd_config
EXPOSE 2222/tcp
CMD ["sh", "-c", "mkdir -p /run/sshd && exec /usr/sbin/sshd -D -e -f /etc/ssh/sshd_config"]
@@ -0,0 +1,35 @@
Port 2222
ListenAddress 127.0.0.1
AddressFamily inet
Protocol 2
HostKey /run/nodedc-secrets/ssh_host_ed25519_key
AuthorizedKeysFile /run/nodedc-secrets/authorized_keys
StrictModes no
PermitRootLogin no
PasswordAuthentication no
KbdInteractiveAuthentication no
PubkeyAuthentication yes
AuthenticationMethods publickey
AllowUsers device-backhaul
AllowTcpForwarding local
PermitOpen 127.0.0.1:9921
GatewayPorts no
PermitTunnel no
AllowAgentForwarding no
X11Forwarding no
PermitTTY no
PermitUserEnvironment no
ForceCommand /bin/false
ClientAliveInterval 30
ClientAliveCountMax 3
LoginGraceTime 20
MaxAuthTries 3
MaxSessions 4
MaxStartups 4:30:8
UseDNS no
PrintMotd no
LogLevel VERBOSE
@@ -3,9 +3,11 @@ FROM node:22-alpine
WORKDIR /app
COPY package.json package-lock.json ./
COPY packages ./packages
COPY packages/device-protocol-contract ./packages/device-protocol-contract
COPY packages/arusnavi-b2-adapter ./packages/arusnavi-b2-adapter
COPY services/device-control-core ./services/device-control-core
COPY services/device-gateway/package.json ./services/device-gateway/package.json
COPY services/device-edge-relay/package.json ./services/device-edge-relay/package.json
RUN npm ci --omit=dev --ignore-scripts
@@ -0,0 +1,9 @@
FROM alpine:3.22
RUN apk add --no-cache openssh-client-default netcat-openbsd \
&& addgroup -g 1000 edge-backhaul \
&& adduser -D -H -u 1000 -G edge-backhaul -s /sbin/nologin edge-backhaul
USER 1000:1000
ENTRYPOINT ["/usr/bin/ssh"]
@@ -0,0 +1,34 @@
import assert from "node:assert/strict";
import { readFile } from "node:fs/promises";
import test from "node:test";
import { fileURLToPath } from "node:url";
import { dirname, resolve } from "node:path";
const here = dirname(fileURLToPath(import.meta.url));
const devicePlane = resolve(here, "../../..");
test("edge backhaul is key-only, pinned and never host-published", async () => {
const compose = await readFile(
resolve(devicePlane, "docker-compose.device-edge.backhaul.yml"),
"utf8",
);
const descriptor = JSON.parse(await readFile(
resolve(devicePlane, "deployment/device-edge-backhaul-v1.json"),
"utf8",
));
assert.match(compose, /StrictHostKeyChecking=yes/);
assert.match(compose, /UserKnownHostsFile=\/run\/trust\/known_hosts/);
assert.match(compose, /PasswordAuthentication=no/);
assert.match(compose, /KbdInteractiveAuthentication=no/);
assert.match(compose, /ExitOnForwardFailure=yes/);
assert.match(compose, /ProxyCommand=nc -X 5 -x nodedc-device-edge-tailnet-1:1055/);
assert.match(compose, /\.\.\/secrets\/backhaul\/id_ed25519/);
assert.doesNotMatch(compose, /\.\.\/keys\/edge-to-synology/);
assert.match(compose, /0\.0\.0\.0:19921:127\.0\.0\.1:9921/);
assert.doesNotMatch(compose, /^\s+ports:/m);
assert.doesNotMatch(compose, /0\.0\.0\.0:9921/);
assert.equal(descriptor.hostPortPublication, "disabled");
assert.equal(descriptor.deviceIngress, "disabled");
assert.equal(descriptor.commandTransport, "disabled");
});
@@ -0,0 +1,9 @@
FROM node:22-alpine
WORKDIR /app
COPY services/device-edge-relay/src ./src
USER node
CMD ["node", "src/server.mjs"]
@@ -0,0 +1,13 @@
{
"name": "@nodedc/device-edge-relay",
"version": "0.1.0",
"private": true,
"type": "module",
"scripts": {
"start": "node src/server.mjs",
"test": "node --test test/*.test.mjs"
},
"engines": {
"node": ">=20"
}
}
@@ -0,0 +1,294 @@
import { createServer as createHttpServer } from "node:http";
import { connect, createServer as createTcpServer } from "node:net";
export function createDeviceEdgeRelayRuntime(options = {}) {
const config = normalizeConfig(options);
const sessions = new Map();
const sessionsByAddress = new Map();
const connectionWindows = new Map();
let totalAccepted = 0;
let totalRejected = 0;
let totalForwarded = 0;
const tcpServer = createTcpServer({ allowHalfOpen: true }, (socket) => {
const remoteAddress = normalizeRemoteAddress(socket.remoteAddress);
if (
sessions.size >= config.maxConcurrentSessions
|| currentAddressSessions(remoteAddress) >= config.maxSessionsPerAddress
|| !consumeConnectionPermit(remoteAddress)
) {
totalRejected += 1;
socket.destroy();
return;
}
const session = {
remoteAddress,
socket,
upstream: null,
closed: false,
forwarded: false,
};
sessions.set(socket, session);
incrementAddressSessions(remoteAddress);
totalAccepted += 1;
socket.setNoDelay(true);
socket.setTimeout(config.sessionTimeoutMs);
socket.pause();
socket.on("timeout", () => rejectSession(session));
socket.on("close", () => closeSession(session));
socket.on("error", () => rejectSession(session));
const upstream = connect({
host: config.upstreamHost,
port: config.upstreamPort,
});
session.upstream = upstream;
upstream.setNoDelay(true);
upstream.setTimeout(config.sessionTimeoutMs);
upstream.on("connect", () => {
if (session.closed) {
upstream.destroy();
return;
}
session.forwarded = true;
totalForwarded += 1;
socket.pipe(upstream);
upstream.pipe(socket);
socket.resume();
});
upstream.on("timeout", () => rejectSession(session));
upstream.on("error", () => rejectSession(session));
upstream.on("close", () => closeSession(session));
});
const healthServer = createHttpServer((request, response) => {
response.setHeader("Content-Type", "application/json; charset=utf-8");
response.setHeader("Cache-Control", "no-store");
response.setHeader("X-Content-Type-Options", "nosniff");
if (request.method !== "GET" || request.url !== "/healthz") {
response.statusCode = 404;
response.end('{"ok":false,"error":"device_edge_relay_route_not_found"}\n');
return;
}
response.statusCode = 200;
response.end(`${JSON.stringify({
ok: true,
service: "nodedc-device-edge-relay",
ingress: config.ingressEnabled ? "relay-only" : "disabled",
protocolInspection: "disabled",
commandTransport: "disabled",
sessions: {
active: sessions.size,
accepted: totalAccepted,
rejected: totalRejected,
forwarded: totalForwarded,
},
})}\n`);
});
return {
async start() {
await listen(healthServer, config.healthPort, config.healthHost);
if (config.ingressEnabled) {
await listen(tcpServer, config.tcpPort, config.tcpHost);
}
return {
healthAddress: healthServer.address(),
tcpAddress: config.ingressEnabled ? tcpServer.address() : null,
};
},
async stop() {
for (const session of sessions.values()) rejectSession(session);
await Promise.all([
closeServer(healthServer),
config.ingressEnabled ? closeServer(tcpServer) : Promise.resolve(),
]);
},
status() {
return {
activeSessions: sessions.size,
totalAccepted,
totalRejected,
totalForwarded,
ingress: config.ingressEnabled ? "relay-only" : "disabled",
protocolInspection: "disabled",
commandTransport: "disabled",
};
},
};
function currentAddressSessions(remoteAddress) {
return sessionsByAddress.get(remoteAddress) || 0;
}
function incrementAddressSessions(remoteAddress) {
sessionsByAddress.set(
remoteAddress,
currentAddressSessions(remoteAddress) + 1,
);
}
function decrementAddressSessions(remoteAddress) {
const current = currentAddressSessions(remoteAddress);
if (current <= 1) {
sessionsByAddress.delete(remoteAddress);
} else {
sessionsByAddress.set(remoteAddress, current - 1);
}
}
function consumeConnectionPermit(remoteAddress) {
const nowMs = config.now().getTime();
const current = connectionWindows.get(remoteAddress);
if (!current || nowMs - current.startedAt >= 60_000) {
connectionWindows.set(remoteAddress, { startedAt: nowMs, count: 1 });
return true;
}
if (current.count >= config.maxConnectionsPerMinutePerAddress) return false;
current.count += 1;
return true;
}
function rejectSession(session) {
if (!session.closed) totalRejected += 1;
session.socket.destroy();
session.upstream?.destroy();
closeSession(session);
}
function closeSession(session) {
if (session.closed) return;
session.closed = true;
sessions.delete(session.socket);
decrementAddressSessions(session.remoteAddress);
}
}
function normalizeConfig(input) {
const ingressEnabled = input.ingressEnabled === true;
return {
ingressEnabled,
healthHost: normalizeHost(input.healthHost, "127.0.0.1"),
healthPort: parseInteger(
input.healthPort,
18221,
0,
65535,
"device_edge_relay_health_port_invalid",
),
tcpHost: normalizeTcpHost(input.tcpHost, ingressEnabled),
tcpPort: parseInteger(
input.tcpPort,
9921,
0,
65535,
"device_edge_relay_tcp_port_invalid",
),
upstreamHost: ingressEnabled
? normalizeUpstreamHost(input.upstreamHost)
: "disabled",
upstreamPort: ingressEnabled
? parseInteger(
input.upstreamPort,
undefined,
1,
65535,
"device_edge_relay_upstream_port_invalid",
)
: 0,
maxConcurrentSessions: parseInteger(
input.maxConcurrentSessions,
100,
1,
10000,
"device_edge_relay_session_limit_invalid",
),
maxSessionsPerAddress: parseInteger(
input.maxSessionsPerAddress,
10,
1,
1000,
"device_edge_relay_address_session_limit_invalid",
),
maxConnectionsPerMinutePerAddress: parseInteger(
input.maxConnectionsPerMinutePerAddress,
30,
1,
10000,
"device_edge_relay_connection_rate_invalid",
),
sessionTimeoutMs: parseInteger(
input.sessionTimeoutMs,
10000,
100,
60000,
"device_edge_relay_session_timeout_invalid",
),
now: typeof input.now === "function" ? input.now : () => new Date(),
};
}
function normalizeHost(value, fallback) {
const normalized = String(value || fallback).trim();
if (!["127.0.0.1", "::1", "0.0.0.0", "::"].includes(normalized)) {
throw new TypeError("device_edge_relay_health_host_invalid");
}
return normalized;
}
function normalizeTcpHost(value, ingressEnabled) {
const fallback = ingressEnabled ? "0.0.0.0" : "127.0.0.1";
const normalized = String(value || fallback).trim();
const allowed = ingressEnabled ? ["0.0.0.0", "::"] : ["127.0.0.1", "::1"];
if (!allowed.includes(normalized)) {
throw new TypeError(
ingressEnabled
? "device_edge_relay_public_ingress_host_invalid"
: "device_edge_relay_baseline_loopback_only",
);
}
return normalized;
}
function normalizeUpstreamHost(value) {
const normalized = String(value || "").trim();
if (
normalized.length === 0
|| normalized.length > 253
|| /[/:\\s]/.test(normalized)
) {
throw new TypeError("device_edge_relay_upstream_host_invalid");
}
return normalized;
}
function normalizeRemoteAddress(value) {
const normalized = String(value || "unknown").trim();
return normalized.slice(0, 64) || "unknown";
}
function parseInteger(value, fallback, minimum, maximum, errorCode) {
const parsed = Number(value ?? fallback);
if (!Number.isSafeInteger(parsed) || parsed < minimum || parsed > maximum) {
throw new TypeError(errorCode);
}
return parsed;
}
function listen(server, port, host) {
return new Promise((resolve, reject) => {
server.once("error", reject);
server.listen(port, host, () => {
server.off("error", reject);
resolve();
});
});
}
function closeServer(server) {
return new Promise((resolve, reject) => {
server.close((error) => (error ? reject(error) : resolve()));
});
}
@@ -0,0 +1,76 @@
import { createDeviceEdgeRelayRuntime } from "./runtime.mjs";
const runtime = createDeviceEdgeRelayRuntime({
ingressEnabled: parseBoolean(
process.env.DEVICE_EDGE_RELAY_INGRESS_ENABLED,
false,
),
healthHost: process.env.DEVICE_EDGE_RELAY_HEALTH_HOST || "127.0.0.1",
healthPort: parsePort(process.env.DEVICE_EDGE_RELAY_HEALTH_PORT, 18221),
tcpHost: process.env.DEVICE_EDGE_RELAY_TCP_HOST,
tcpPort: parsePort(process.env.DEVICE_EDGE_RELAY_TCP_PORT, 9921),
upstreamHost: process.env.DEVICE_EDGE_RELAY_UPSTREAM_HOST,
upstreamPort: parsePort(
process.env.DEVICE_EDGE_RELAY_UPSTREAM_PORT,
undefined,
),
maxConcurrentSessions: parsePositiveInt(
process.env.DEVICE_EDGE_RELAY_MAX_SESSIONS,
100,
),
maxSessionsPerAddress: parsePositiveInt(
process.env.DEVICE_EDGE_RELAY_MAX_SESSIONS_PER_ADDRESS,
10,
),
maxConnectionsPerMinutePerAddress: parsePositiveInt(
process.env.DEVICE_EDGE_RELAY_MAX_CONNECTIONS_PER_MINUTE_PER_ADDRESS,
30,
),
sessionTimeoutMs: parsePositiveInt(
process.env.DEVICE_EDGE_RELAY_SESSION_TIMEOUT_MS,
10000,
),
});
const addresses = await runtime.start();
console.log(JSON.stringify({
event: "device_edge_relay_started",
health: addresses.healthAddress,
tcp: addresses.tcpAddress,
ingress: runtime.status().ingress,
protocolInspection: "disabled",
commandTransport: "disabled",
}));
process.on("SIGTERM", shutdown);
process.on("SIGINT", shutdown);
async function shutdown() {
await runtime.stop();
process.exit(0);
}
function parsePort(value, fallback) {
if (value === undefined && fallback === undefined) return undefined;
const parsed = Number(value ?? fallback);
if (!Number.isSafeInteger(parsed) || parsed < 1 || parsed > 65535) {
throw new Error("device_edge_relay_port_invalid");
}
return parsed;
}
function parsePositiveInt(value, fallback) {
const parsed = Number(value || fallback);
if (!Number.isSafeInteger(parsed) || parsed < 1) {
throw new Error("device_edge_relay_positive_integer_invalid");
}
return parsed;
}
function parseBoolean(value, fallback) {
if (value === undefined || value === null || value === "") return fallback;
const normalized = String(value).trim().toLowerCase();
if (["1", "true", "yes", "on"].includes(normalized)) return true;
if (["0", "false", "no", "off"].includes(normalized)) return false;
throw new Error("device_edge_relay_boolean_invalid");
}
@@ -0,0 +1,84 @@
import assert from "node:assert/strict";
import { readFile } from "node:fs/promises";
import { dirname, resolve } from "node:path";
import test from "node:test";
import { fileURLToPath } from "node:url";
const devicePlaneRoot = resolve(
dirname(fileURLToPath(import.meta.url)),
"../../..",
);
test("single-NIC ingress source has no host publication and a fixed ipvlan", async () => {
const baseline = await readFile(
resolve(devicePlaneRoot, "docker-compose.device-edge.yml"),
"utf8",
);
const ingress = await readFile(
resolve(devicePlaneRoot, "docker-compose.device-edge.ingress.yml"),
"utf8",
);
assert.match(
baseline,
/DEVICE_EDGE_RELAY_HEALTH_HOST: 127\.0\.0\.1/,
);
assert.doesNotMatch(baseline, /^\s+ports:/m);
assert.doesNotMatch(baseline, /device-edge-control/);
for (const required of [
'DEVICE_EDGE_RELAY_INGRESS_ENABLED: "true"',
"DEVICE_EDGE_RELAY_UPSTREAM_HOST: device-edge-backhaul",
'DEVICE_EDGE_RELAY_UPSTREAM_PORT: "19921"',
"name: nodedc-device-edge-ingress",
"driver: ipvlan",
"parent: enp1s0f0",
"ipvlan_mode: l2",
"ipv4_address: 192.168.71.253",
"subnet: 192.168.68.0/22",
"gateway: 192.168.68.1",
"gw_priority: 100",
]) {
assert.ok(ingress.includes(required), `missing ingress boundary: ${required}`);
}
for (const forbidden of [
"ports:",
"network_mode: host",
"privileged: true",
"DEVICE_EDGE_RELAY_COMMAND",
"0.0.0.0:9921:9921",
]) {
assert.ok(
!ingress.includes(forbidden),
`forbidden ingress boundary: ${forbidden}`,
);
}
});
test("ingress descriptor keeps address approval and router exposure gated", async () => {
const descriptor = JSON.parse(await readFile(
resolve(
devicePlaneRoot,
"deployment/device-edge-ingress-ipvlan-v1.json",
),
"utf8",
));
assert.equal(descriptor.component, "device-edge");
assert.deepEqual(descriptor.selectedServices, ["device-edge-relay"]);
assert.deepEqual(
descriptor.preservedServices,
["device-edge-backhaul", "tailnet"],
);
assert.equal(descriptor.ingressIpv4Approval, "approved-outside-dhcp-pool");
assert.equal(descriptor.hostPortPublication, "disabled");
assert.equal(descriptor.healthPublication, "disabled");
assert.equal(descriptor.privateUpstream, "device-edge-backhaul:19921");
assert.equal(descriptor.protocolInspection, "gateway-owned");
assert.equal(descriptor.discoveryLifecycle, "quarantine");
assert.equal(descriptor.commandTransport, "disabled");
assert.equal(descriptor.gelios, "untouched");
assert.equal(descriptor.amneziaHostFullTunnel, "preserved");
assert.equal(descriptor.routerNatFirewall, "separate-manual-gate");
});
@@ -0,0 +1,95 @@
import assert from "node:assert/strict";
import { createServer, connect } from "node:net";
import test from "node:test";
import { createDeviceEdgeRelayRuntime } from "../src/runtime.mjs";
test("baseline starts only loopback health and no device TCP listener", async () => {
const runtime = createDeviceEdgeRelayRuntime({ healthPort: 0 });
const addresses = await runtime.start();
try {
assert.equal(addresses.tcpAddress, null);
const response = await fetch(
`http://127.0.0.1:${addresses.healthAddress.port}/healthz`,
);
assert.equal(response.status, 200);
const body = await response.json();
assert.equal(body.ingress, "disabled");
assert.equal(body.protocolInspection, "disabled");
assert.equal(body.commandTransport, "disabled");
} finally {
await runtime.stop();
}
});
test("relay is transparent and never emits its own protocol bytes", async () => {
const upstream = await startEchoServer();
const runtime = createDeviceEdgeRelayRuntime({
healthPort: 0,
ingressEnabled: true,
tcpHost: "0.0.0.0",
tcpPort: 0,
upstreamHost: "127.0.0.1",
upstreamPort: upstream.port,
});
const addresses = await runtime.start();
try {
const response = await sendAndCollect(
addresses.tcpAddress.port,
Buffer.from("ff230102030405060708", "hex"),
);
assert.equal(response.toString("hex"), "ff230102030405060708");
assert.equal(runtime.status().totalForwarded, 1);
assert.equal(runtime.status().commandTransport, "disabled");
} finally {
await runtime.stop();
await closeServer(upstream.server);
}
});
test("enabled relay requires a concrete private upstream", () => {
assert.throws(
() => createDeviceEdgeRelayRuntime({
ingressEnabled: true,
tcpHost: "0.0.0.0",
upstreamPort: 19921,
}),
/device_edge_relay_upstream_host_invalid/,
);
});
test("baseline rejects a non-loopback device binding", () => {
assert.throws(
() => createDeviceEdgeRelayRuntime({ tcpHost: "0.0.0.0" }),
/device_edge_relay_baseline_loopback_only/,
);
});
function startEchoServer() {
const server = createServer((socket) => socket.pipe(socket));
return new Promise((resolve, reject) => {
server.once("error", reject);
server.listen(0, "127.0.0.1", () => {
server.off("error", reject);
resolve({ server, port: server.address().port });
});
});
}
function sendAndCollect(port, payload) {
return new Promise((resolve, reject) => {
const chunks = [];
const socket = connect({ host: "127.0.0.1", port }, () => {
socket.end(payload);
});
socket.on("data", (chunk) => chunks.push(chunk));
socket.on("close", () => resolve(Buffer.concat(chunks)));
socket.on("error", reject);
});
}
function closeServer(server) {
return new Promise((resolve, reject) => {
server.close((error) => (error ? reject(error) : resolve()));
});
}
@@ -3,9 +3,11 @@ FROM node:22-alpine
WORKDIR /app
COPY package.json package-lock.json ./
COPY packages ./packages
COPY packages/device-protocol-contract ./packages/device-protocol-contract
COPY packages/arusnavi-b2-adapter ./packages/arusnavi-b2-adapter
COPY services/device-gateway ./services/device-gateway
COPY services/device-control-core/package.json ./services/device-control-core/package.json
COPY services/device-edge-relay/package.json ./services/device-edge-relay/package.json
RUN npm ci --omit=dev --ignore-scripts