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LLM-Server/scripts/update.sh
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haylanandClaude-Bot 75033dacd7 fix: GPU pinned at 100% with two llama.cpp containers, flaky render group
Two real-hardware findings from issue #5, both researched and fixed
together (docs/research/rocm-gpu-pin-and-render-group.md):

- GPU_MAX_HW_QUEUES=1 on llama-server and llama-server-fast. Confirmed
  on real hardware: either container alone is fine (3% GPU, low
  power), only two concurrent HIP contexts pin the R9700 at 100%/
  boost-clock (ROCm/ROCm#5706, an MES firmware bug). The env var is
  validated on the exact image this stack uses, per-process by design
  — applying it to both containers is the correct scope.

- group_add switched from plain names (video/render) to resolved
  numeric GIDs (HOST_VIDEO_GID/HOST_RENDER_GID) on all three GPU
  services. The "unable to find group render: no matching entries in
  group file" error confirmed new since the second GPU service was
  added is a known Docker bug (docker/cli#4714): group_add by name
  resolves against the container's own /etc/group, not the host's,
  and multiple GPU services starting concurrently race on that lookup.
  Numeric GIDs skip resolution entirely. scripts/update.sh's existing
  comfyui-only GID resolution is generalized to resolve these once for
  all three services.

docker compose config -q validated (fails fast with a clear error if
the GIDs aren't resolved yet, passes once they are).

Refs #5

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01MrnMEdzeQzqZE5soVEXPCx
2026-09-06 21:33:40 +02:00

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#!/usr/bin/env bash
# The one command to run after any change to this repo (compose file, .env,
# or a git pull) to bring the running stack in sync. Ensures secrets/keys
# exist, pulls, validates, rebuilds/re-pulls images, and recreates only what
# changed — safe to run any time, including with nothing to do.
#
# omniroute's own routing/provider config (llama-server, search) lives in
# its dashboard, not a checked-in file like the old litellm-config.yaml —
# see issue #31 and docs/proxy-key-onboarding.md.
#
# ponytail: no rollback/backup logic — this is a single-user homelab box,
# not a fleet. If a bad config lands, `git revert` + re-run is the recovery
# path, not this script.
set -euo pipefail
cd "$(dirname "$0")/.."
[ -f .env ] || cp .env.example .env
# Handles all three cases: the KEY=value line is missing entirely (.env
# predates that var being added to .env.example — sed can't fix what isn't
# there, so this appends it), present but blank, or already set.
set_if_blank() {
local key="$1" value="$2"
if grep -qE "^${key}=.*[^[:space:]]" .env; then
echo "${key}: already set, skipping."
elif grep -qE "^${key}=" .env; then
sed -i "s|^${key}=.*|${key}=${value}|" .env
echo "${key}: set."
else
echo "${key}=${value}" >> .env
echo "${key}: added (was missing from .env)."
fi
}
echo "==> filling in missing secrets"
# Random values — safe to re-run, never overwrites what's already set.
# OMNIROUTE_STORAGE_ENCRYPTION_KEY especially: never change it after first
# run, existing encrypted data becomes unreadable if you do (same caveat as
# LiteLLM's old LITELLM_SALT_KEY).
set_if_blank OMNIROUTE_INITIAL_PASSWORD "$(openssl rand -hex 16)"
set_if_blank OMNIROUTE_JWT_SECRET "$(openssl rand -base64 48)"
set_if_blank OMNIROUTE_API_KEY_SECRET "$(openssl rand -hex 32)"
set_if_blank OMNIROUTE_STORAGE_ENCRYPTION_KEY "$(openssl rand -hex 32)"
set_if_blank OMNIROUTE_MACHINE_ID_SALT "$(openssl rand -hex 16)"
set_if_blank OMNIROUTE_CLI_SALT "$(openssl rand -hex 16)"
set_if_blank OMNIROUTE_WS_BRIDGE_SECRET "$(openssl rand -hex 32)"
echo "==> resolving SEARXNG_LAN_IP"
# search.home is a LAN mDNS/local-DNS name — resolvable from this host, just
# not from inside the omniroute container (see docs/research/litellm-searxng-search.md,
# still the relevant background even though omniroute replaced litellm — see issue #31).
searxng_ip="$(getent hosts search.home 2>/dev/null | awk '{print $1}' | head -1)"
if [ -n "$searxng_ip" ]; then
set_if_blank SEARXNG_LAN_IP "$searxng_ip"
else
echo "SEARXNG_LAN_IP: couldn't resolve search.home from this host, set it manually if still blank."
fi
echo "==> resolving ComfyUI host UID"
# yurisasc/comfyui-rocm7.1 wants these as env vars, not just group_add in
# compose — resolve from this host, same pattern as SEARXNG_LAN_IP.
set_if_blank COMFYUI_PUID "$(id -u)"
set_if_blank COMFYUI_PGID "$(id -g)"
echo "==> resolving host video/render GIDs (shared by every GPU service)"
# Numeric GIDs, not names, in docker-compose.yml's group_add: — Docker
# resolves a *named* group_add entry against the container's own /etc/group,
# not the host's, and fails unpredictably (worse with multiple GPU services
# starting concurrently and racing on the same lookup) — see
# docs/research/rocm-gpu-pin-and-render-group.md and issue #5.
video_gid="$(getent group video 2>/dev/null | cut -d: -f3)"
render_gid="$(getent group render 2>/dev/null | cut -d: -f3)"
if [ -n "$video_gid" ]; then
set_if_blank HOST_VIDEO_GID "$video_gid"
else
echo "HOST_VIDEO_GID: no 'video' group on this host, set it manually if still blank."
fi
if [ -n "$render_gid" ]; then
set_if_blank HOST_RENDER_GID "$render_gid"
else
echo "HOST_RENDER_GID: no 'render' group on this host, set it manually if still blank."
fi
echo "==> git pull"
git pull --ff-only
echo "==> validating compose config"
docker compose config -q
echo "==> pulling images"
docker compose pull --ignore-buildable
echo "==> rebuilding local-build services"
docker compose build --pull
echo "==> ensuring models are downloaded (skips already-present files)"
docker compose --profile tools run --rm downloader
docker compose --profile tools run --rm downloader-fast
docker compose --profile tools run --rm downloader-comfyui
echo "==> bringing up omniroute"
docker compose up -d --wait omniroute
# ponytail: no scripted key-minting yet, unlike the old LiteLLM /key/generate
# flow — omniroute's POST /api/keys needs a dashboard login session
# (ManagementSessionAuth), not a static bearer key, and that flow hasn't
# been verified against a live instance (see issue #37). No in-stack
# workload needs a key right now (nothing left calls the gateway besides
# coding CLIs, which mint their own by hand per docs/proxy-key-onboarding.md)
# — revisit this script once that flow is automatable.
echo "==> recreating changed services"
docker compose up -d --remove-orphans
echo "==> status"
docker compose ps