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linux_patch_manager/scripts/setup.sh
Echo da5a94d838 feat(M1): Project scaffolding, DB schema, core infrastructure
- Initialize Rust workspace with 7 crates (pm-web, pm-worker, pm-core,
  pm-agent-client, pm-auth, pm-ca, pm-reports)
- React + TypeScript + Vite + MUI frontend scaffold
- Full PostgreSQL schema: all 17 tables with indexes and constraints
- pm-core: config (TOML+env), db (SQLx pool + migrations), error
  (unified AppError + JSON envelope), request_id (ULID middleware),
  logging (tracing JSON/pretty)
- pm-web: Axum skeleton, /status/health endpoint, static file serving
- pm-worker: Tokio skeleton, heartbeat writer, schema version check
- Embedded sqlx migrations with advisory lock (single-writer)
- systemd unit files, setup.sh, build-frontend.sh
- config.example.toml with all configuration keys
- docs/runbooks/restore.md
- cargo check passes with zero warnings

Closes M1.
2026-04-23 15:55:53 +00:00

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#!/usr/bin/env bash
# =============================================================================
# Linux Patch Manager — Initial Host Setup Script
# =============================================================================
# Run as root on the Ubuntu 24.04 Patch Manager host.
# This script:
# - Creates the service user/group
# - Creates required directories with correct permissions
# - Installs PostgreSQL if not present
# - Creates the database and user
# - Copies configuration and binaries
# - Installs systemd units
# - Generates initial Ed25519 JWT keys
# =============================================================================
set -euo pipefail
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m'
info() { echo -e "${GREEN}[INFO]${NC} $*"; }
warn() { echo -e "${YELLOW}[WARN]${NC} $*"; }
error() { echo -e "${RED}[ERROR]${NC} $*" >&2; exit 1; }
[[ $EUID -ne 0 ]] && error "This script must be run as root."
SERVICE_USER="patch-manager"
SERVICE_GROUP="patch-manager"
CONFIG_DIR="/etc/patch-manager"
LOG_DIR="/var/log/patch-manager"
DATA_DIR="/opt/patch-manager"
FRONTEND_DIR="/usr/share/patch-manager/frontend"
BIN_DIR="/usr/local/bin"
DB_NAME="patch_manager"
DB_USER="patch_manager"
SYSTEMD_DIR="/etc/systemd/system"
info "=== Linux Patch Manager Setup ==="
# -----------------------------------------------------------------------
# 1. Create service user
# -----------------------------------------------------------------------
info "Creating service user '${SERVICE_USER}'..."
if ! id "${SERVICE_USER}" &>/dev/null; then
useradd --system --no-create-home --shell /usr/sbin/nologin \
--comment "Linux Patch Manager service account" \
"${SERVICE_USER}"
info "User '${SERVICE_USER}' created."
else
warn "User '${SERVICE_USER}' already exists, skipping."
fi
# -----------------------------------------------------------------------
# 2. Create required directories
# -----------------------------------------------------------------------
info "Creating directories..."
mkdir -p \
"${CONFIG_DIR}/ca" \
"${CONFIG_DIR}/certs" \
"${CONFIG_DIR}/jwt" \
"${CONFIG_DIR}/tls" \
"${LOG_DIR}" \
"${DATA_DIR}" \
"${FRONTEND_DIR}"
chown -R "${SERVICE_USER}:${SERVICE_GROUP}" \
"${CONFIG_DIR}" \
"${LOG_DIR}" \
"${DATA_DIR}" \
"${FRONTEND_DIR}"
chmod 750 "${CONFIG_DIR}/ca" "${CONFIG_DIR}/jwt"
info "Directories created."
# -----------------------------------------------------------------------
# 3. Install PostgreSQL 16 if not present
# -----------------------------------------------------------------------
if ! command -v psql &>/dev/null; then
info "Installing PostgreSQL 16..."
apt-get update -qq
apt-get install -y postgresql-16
systemctl enable --now postgresql
else
info "PostgreSQL already installed: $(psql --version)"
fi
# -----------------------------------------------------------------------
# 4. Create database and user
# -----------------------------------------------------------------------
info "Creating database '${DB_NAME}' and user '${DB_USER}'..."
DB_PASSWORD=$(openssl rand -base64 32)
sudo -u postgres psql -v ON_ERROR_STOP=1 <<SQL
DO \$\$
BEGIN
IF NOT EXISTS (SELECT FROM pg_catalog.pg_roles WHERE rolname = '${DB_USER}') THEN
CREATE ROLE ${DB_USER} LOGIN PASSWORD '${DB_PASSWORD}';
END IF;
END
\$\$;
SELECT 'CREATE DATABASE ${DB_NAME} OWNER ${DB_USER}'
WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = '${DB_NAME}')\\gexec
SQL
DB_URL="postgres://${DB_USER}:${DB_PASSWORD}@localhost/${DB_NAME}"
info "Database ready. Connection URL (save this!):"
echo " ${DB_URL}"
# -----------------------------------------------------------------------
# 5. Write connection URL to config if example exists
# -----------------------------------------------------------------------
CONFIG_DEST="${CONFIG_DIR}/config.toml"
if [[ ! -f "${CONFIG_DEST}" ]]; then
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
EXAMPLE="${SCRIPT_DIR}/../config/config.example.toml"
if [[ -f "${EXAMPLE}" ]]; then
cp "${EXAMPLE}" "${CONFIG_DEST}"
sed -i "s|postgres://patch_manager:CHANGEME@localhost/patch_manager|${DB_URL}|" "${CONFIG_DEST}"
chown "${SERVICE_USER}:${SERVICE_GROUP}" "${CONFIG_DEST}"
chmod 640 "${CONFIG_DEST}"
info "Config written to ${CONFIG_DEST} with database URL."
else
warn "config.example.toml not found; create ${CONFIG_DEST} manually."
fi
else
warn "${CONFIG_DEST} already exists; database URL NOT updated automatically."
warn "Ensure the database URL is set: ${DB_URL}"
fi
# -----------------------------------------------------------------------
# 6. Generate Ed25519 JWT keys
# -----------------------------------------------------------------------
JWT_SIGNING="${CONFIG_DIR}/jwt/signing.pem"
JWT_VERIFY="${CONFIG_DIR}/jwt/verify.pem"
if [[ ! -f "${JWT_SIGNING}" ]]; then
info "Generating Ed25519 JWT signing key..."
openssl genpkey -algorithm ed25519 -out "${JWT_SIGNING}"
openssl pkey -in "${JWT_SIGNING}" -pubout -out "${JWT_VERIFY}"
chown "${SERVICE_USER}:${SERVICE_GROUP}" "${JWT_SIGNING}" "${JWT_VERIFY}"
chmod 600 "${JWT_SIGNING}"
chmod 644 "${JWT_VERIFY}"
info "JWT keys generated."
else
warn "JWT signing key already exists at ${JWT_SIGNING}, skipping."
fi
# -----------------------------------------------------------------------
# 7. Install systemd units
# -----------------------------------------------------------------------
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
for unit in patch-manager-web.service patch-manager-worker.service; do
SRC="${SCRIPT_DIR}/../systemd/${unit}"
if [[ -f "${SRC}" ]]; then
cp "${SRC}" "${SYSTEMD_DIR}/${unit}"
info "Installed systemd unit: ${unit}"
else
warn "Systemd unit not found: ${SRC}"
fi
done
systemctl daemon-reload
info "systemd units installed and daemon reloaded."
# -----------------------------------------------------------------------
# Done
# -----------------------------------------------------------------------
info "=== Setup complete ==="
info "Next steps:"
echo " 1. Build and install binaries: cargo build --release"
echo " cp target/release/pm-web target/release/pm-worker ${BIN_DIR}/"
echo " 2. Build and install frontend: scripts/build-frontend.sh"
echo " 3. Review ${CONFIG_DEST}"
echo " 4. Enable services:"
echo " systemctl enable --now patch-manager-web patch-manager-worker"