dograh/scripts/start_services_docker.sh
Abhishek 59619e9eaa
feat: an option to setup remote server with docker compose build (#280)
* feat: remote setup with docker build option

* chore: update documentation

* chore: make script run in non tty

* chore: add warning about slow build

* chore: add more documentation

* feat: add FASTAPI_WORKERS parameter

* feat: add scaling docs

* feat: add update script

* fix: fix semver options in update_remote.sh
2026-05-13 17:22:14 +05:30

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#!/usr/bin/env bash
set -e
###############################################################################
### CONFIGURATION
###############################################################################
BASE_DIR="$(cd "$(dirname "$(dirname "${BASH_SOURCE[0]}")")" && pwd)"
ENV_FILE="$BASE_DIR/api/.env"
ARQ_WORKERS=${ARQ_WORKERS:-1}
FASTAPI_WORKERS=${FASTAPI_WORKERS:-1}
UVICORN_BASE_PORT=${UVICORN_BASE_PORT:-8000}
cd "$BASE_DIR"
echo "Starting Dograh Services (DOCKER) at $(date) in BASE_DIR: ${BASE_DIR}"
###############################################################################
### 1) Load env file if mounted (env normally comes from docker-compose)
###############################################################################
if [[ -f "$ENV_FILE" ]]; then
set -a && . "$ENV_FILE" && set +a
fi
###############################################################################
### 2) Run migrations
###############################################################################
alembic -c "$BASE_DIR/api/alembic.ini" upgrade head
###############################################################################
### 3) Signal handling — forward TERM/INT to children for clean docker stop
###############################################################################
pids=()
shutdown() {
echo "Received shutdown signal, stopping services..."
for pid in "${pids[@]}"; do
kill -TERM "$pid" 2>/dev/null || true
done
wait
exit 0
}
trap shutdown TERM INT
start() {
local name=$1
shift
echo "→ Starting $name"
"$@" &
pids+=($!)
echo " $name PID $!"
}
###############################################################################
### 4) Start services (logs go to stdout for `docker logs`)
###############################################################################
start ari_manager python -m api.services.telephony.ari_manager
start campaign_orchestrator python -m api.services.campaign.campaign_orchestrator
# Spawn FASTAPI_WORKERS independent uvicorn processes on consecutive ports
# starting at UVICORN_BASE_PORT. nginx upstream (configured in setup_remote.sh)
# balances across them with least_conn — better than uvicorn --workers for
# long-lived WebSocket connections, which would otherwise stick to whichever
# worker accepted them first.
for ((i=0; i<FASTAPI_WORKERS; i++)); do
port=$((UVICORN_BASE_PORT + i))
start "uvicorn$i" uvicorn api.app:app --host 0.0.0.0 --port "$port" --workers 1
done
for ((i=1; i<=ARQ_WORKERS; i++)); do
start "arq$i" python -m arq api.tasks.arq.WorkerSettings --custom-log-dict api.tasks.arq.LOG_CONFIG
done
###############################################################################
### 5) Wait — if any service exits, tear the container down so docker restarts
###############################################################################
wait -n
echo "A service exited; tearing down container."
shutdown