Local GPU Imagegen
mcpopen · packageio.github.ChevalGrand520/local-gpu-imagegen · v0.9.1
MCP-first control plane for ComfyUI workflows with explicit approvals and no silent downloads.
run it
on your own machines, one way per deploy methodgenerated from the record, not tested yet
# once, as root:
# as_mcp DIR COMMAND...: runs COMMAND as the mcp user in DIR, its home, sandboxed as the
# units are: a package's install scripts can write to DIR only, as the server later can
as_mcp() {
local dir="$1"; shift
systemd-run --quiet --wait --pipe --collect --uid=mcp --gid=mcp \
-p WorkingDirectory="$dir" -p Environment=HOME="$dir" -p ReadWritePaths="$dir" \
-p NoNewPrivileges=true -p ProtectSystem=strict -p ProtectHome=true -p PrivateTmp=true \
-- "$@" </dev/null
}
install -d -m 0750 -o mcp -g mcp /var/lib/mcp/local-gpu-imagegen
# local-gpu-imagegen: its packages, installed whole before its unit starts (no session installs)
systemctl stop mcp-my-agent-local-gpu-imagegen.service 2>/dev/null || true
as_mcp /var/lib/mcp/local-gpu-imagegen uv tool install local-gpu-imagegen==0.9.1
as_mcp /var/lib/mcp/local-gpu-imagegen uv tool install mcp-proxy
#!/usr/bin/env bash
# local-gpu-imagegen (io.github.ChevalGrand520/local-gpu-imagegen), recipe baremetal (generated).
# Generated by Hub for toolset "my-agent"; started by mcp-my-agent-local-gpu-imagegen.service.
set -euo pipefail
export HOST=127.0.0.1 PORT=8101
exec uvx mcp-proxy --host 127.0.0.1 --port 8101 --pass-environment -- uvx local-gpu-imagegen==0.9.1
[Unit]
Description=MCP server local-gpu-imagegen (toolset my-agent), generated by Hub
After=network-online.target
Wants=network-online.target
[Service]
Type=simple
User=mcp
Group=mcp
EnvironmentFile=/etc/mcp/my-agent.env
Environment=HOME=/var/lib/mcp/local-gpu-imagegen
WorkingDirectory=/var/lib/mcp/local-gpu-imagegen
ExecStart=/opt/mcp/my-agent/bin/local-gpu-imagegen.sh
Restart=on-failure
RestartSec=5
NoNewPrivileges=true
ProtectSystem=strict
ProtectHome=true
PrivateTmp=true
ReadWritePaths=/var/lib/mcp/local-gpu-imagegen
[Install]
WantedBy=multi-user.target
generated from the record, not tested yet
docker run --rm -p 127.0.0.1:8101:8000 ghcr.io/astral-sh/uv:python3.12-bookworm-slim sh -c 'uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx local-gpu-imagegen==0.9.1'
generated from the record, not tested yet
# Generated by Hub for toolset "my-agent" (2026-10-18T22:29:51+00:00).
# Each package server runs behind a stdio->HTTP bridge and listens on localhost only.
# cp .env.example .env # fill the ${VAR}s
# docker compose up -d && bash smoke.sh
# Remote servers are not here: clients reach them directly (see clients/).
name: mcp-my-agent
services:
local-gpu-imagegen:
image: ghcr.io/astral-sh/uv:python3.12-bookworm-slim
command:
- sh
- -c
- uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx local-gpu-imagegen==0.9.1
ports:
- 127.0.0.1:8101:8000
volumes:
- uv-cache:/root/.cache/uv
healthcheck:
test:
- CMD
- python3
- -c
- import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/status')
interval: 30s
timeout: 5s
retries: 5
start_period: 2m
restart: unless-stopped
volumes:
npm-cache: {}
uv-cache: {}
generated from the record, not tested yet
# Generated by Hub for toolset "my-agent" (2026-10-18T22:29:51+00:00).
# kubectl create namespace mcp
# kubectl -n mcp create secret generic mcp-credentials --from-env-file=.env
# kubectl apply -f kubernetes.yaml
# Services are cluster-internal: <name>.mcp.svc.cluster.local:8000/mcp. Put an ingress
# with auth in front before exposing any of them.
apiVersion: v1
kind: Namespace
metadata:
name: mcp
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: local-gpu-imagegen
namespace: mcp
labels: &id001
app: local-gpu-imagegen
spec:
replicas: 1
selector:
matchLabels: *id001
template:
metadata:
labels: *id001
spec:
containers:
- name: local-gpu-imagegen
image: ghcr.io/astral-sh/uv:python3.12-bookworm-slim
ports:
- containerPort: 8000
name: http
env: []
args:
- sh
- -c
- uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx local-gpu-imagegen==0.9.1
readinessProbe:
httpGet:
path: /status
port: http
initialDelaySeconds: 10
---
apiVersion: v1
kind: Service
metadata:
name: local-gpu-imagegen
namespace: mcp
spec:
selector:
app: local-gpu-imagegen
ports:
- port: 8000
targetPort: http
name: http
generated from the record, not tested yet
# Generated by Hub for toolset "my-agent" (2026-10-18T22:29:51+00:00).
# Credentials come from the Secret 'mcp-credentials' (kubectl create secret generic ... --from-env-file=.env).
# Each server under `servers` is one Deployment + Service; the keys after it configure
# upstream charts a worker verified.
servers:
local-gpu-imagegen:
enabled: true
replicas: 1
port: 8000
path: /mcp
container:
name: local-gpu-imagegen
image: ghcr.io/astral-sh/uv:python3.12-bookworm-slim
ports:
- containerPort: 8000
name: http
env: []
args:
- sh
- -c
- uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx local-gpu-imagegen==0.9.1
readinessProbe:
httpGet:
path: /status
port: http
initialDelaySeconds: 10
# helm install my-agent helm/my-agent -n mcp
in the cloud
one click: the provider's deploy form opens filled in, in your own account- koyeb
-
Clients connect to the service's https://…koyeb.app address plus /mcp.
- azure
-
A Container Apps environment with one app per server, each with HTTPS ingress and one replica. The deployment's outputs list the endpoints.
connect to it
copy what your client needsuvx local-gpu-imagegen==0.9.1
{
"mcpServers": {
"local-gpu-imagegen": {
"command": "uvx",
"args": [
"local-gpu-imagegen==0.9.1"
]
}
}
}
#!/usr/bin/env bash # Registers every server with Claude Code (run once; `claude mcp list` to check). set -euo pipefail set -a; [ -f .env ] && source .env; set +a claude mcp add local-gpu-imagegen -- uvx local-gpu-imagegen==0.9.1
{
"mcpServers": {
"local-gpu-imagegen": {
"command": "uvx",
"args": [
"local-gpu-imagegen==0.9.1"
]
}
}
}
{
"servers": {
"local-gpu-imagegen": {
"type": "stdio",
"command": "uvx",
"args": [
"local-gpu-imagegen==0.9.1"
]
}
}
}
name: my-agent target: local servers: - hub: io.github.ChevalGrand520/local-gpu-imagegen
- not probed yet: tools unpinned, ingest lists them
tools
Probe result: faileddocker: the container exited: ^ | File "<path>", line 306, in send_request | raise McpError(response_or_error.error) | mcp.shared.exceptions.McpError: Connection closed +------------------------------------; baremetal: MCPError: Connection closed; server stderr: …Downloading brotli (1.4MiB) Downloading pycryptodomex (2.2MiB) Downloaded brotli Downloaded pycryptodomex Installed 11 packages in 21ms usage: local-gpu-imagegen [-h] {serve,doctor,verify,config,setup,bootstrap} ... local-gpu-imagegen:…
runs · 1
the latest tests of this entry by the hub and its workers, newest first| date | worker | method | status | sandbox | reason |
|---|---|---|---|---|---|
| 2026-10-17 02:45 | local-mac-vm | docker | failed | gvisor | docker: the container exited: ^ | File "<path>", line 306, in send_request | raise McpError(response_or_error.error) | mcp.shared.exceptions.McpError: Connectio… |