Files
ubuntu-post-install/services/vaultwarden.sh
T
Claude e95e82be2f Fix functional bugs found in service audit
wg-easy: PASSWORD env var removed in v14+; generate bcrypt hash at install
  time via 'docker run wg-easy wgpw' and write PASSWORD_HASH instead.

ntfy: write config/server.yml with base-url, cache-file, auth-file, and
  behind-proxy:true so push notification links work when behind Caddy.
  auth-default-access: deny-all (require topic auth).

mealie: BASE_URL was hardcoded to http://localhost:9925; email links and
  OAuth redirects broke when served via Caddy. Now computed from SITE_DOMAIN
  and written to .env so it's easy to update.

nextcloud: add OVERWRITEPROTOCOL=https, OVERWRITECLIURL, TRUSTED_PROXIES to
  .env so share links and internal redirects use https:// behind Caddy.

onlyoffice: Caddy's default X-Frame-Options: SAMEORIGIN header blocked
  OnlyOffice from being embedded as an iframe in Nextcloud. Override it in
  the Caddy site block to allow framing.

vaultwarden: remove exposed port 3012 (WebSocket — not needed since v1.29+,
  all handled on port 80). Publish port 8888 for direct host access instead.
  Remove WEBSOCKET_ENABLED=true (ignored in current versions).

https://claude.ai/code/session_014CCYqVwW6d6f5dw1qRokYt
2026-06-08 19:13:09 +00:00

322 lines
12 KiB
Bash

#!/bin/bash
# services/vaultwarden.sh — Vaultwarden (self-hosted Bitwarden server).
# Part of the modular post-install system (sourced by setup.sh).
#
# Can also be run standalone on any machine:
# sudo bash vaultwarden.sh
# (Docker must already be installed when run standalone)
#
# Vaultwarden is an unofficial, lightweight Bitwarden-compatible server.
# All official Bitwarden clients (browser extension, desktop, mobile) work with it.
# Requires HTTPS in production — set DOMAIN to your public URL.
# ── Standalone bootstrap ──────────────────────────────────────────────────────
# Detected when the script is executed directly rather than sourced by setup.sh.
# Sets up helpers and globals, then defers execution until after the function
# definition at the bottom of this file.
if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
[[ "$(id -u)" == "0" ]] || { echo "Run with sudo: sudo bash $0"; exit 1; }
_SELF_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
_COMMON="$_SELF_DIR/../lib/common.sh"
if [[ -f "$_COMMON" ]]; then
# Full repo present — use the real helpers (picks up ~/docker/.config too)
# shellcheck source=../lib/common.sh
source "$_COMMON"
else
# One-off copy — inline minimal stubs so the script works without the repo
log_info() { echo -e "\033[0;34m[INFO]\033[0m $*"; }
log_success() { echo -e "\033[0;32m[OK]\033[0m $*"; }
log_warning() { echo -e "\033[1;33m[WARN]\033[0m $*"; }
log_error() { echo -e "\033[0;31m[ERROR]\033[0m $*" >&2; }
require_docker() {
command -v docker &>/dev/null || {
log_error "Docker not found. Install it first:"
log_error " curl -fsSL https://get.docker.com | sudo sh"
return 1
}
docker compose version &>/dev/null || {
log_error "Docker Compose plugin missing:"
log_error " sudo apt-get install -y docker-compose-plugin"
return 1
}
}
ensure_docker_dir_ownership() {
chown -R "$ACTUAL_USER:$ACTUAL_USER" "$@" 2>/dev/null || true
}
generate_password() {
local _len="${1:-32}"
tr -dc 'A-Za-z0-9' < /dev/urandom | head -c "$_len"
echo
}
# Match common.sh's eval-based pattern so local vars in install_* are set correctly
prompt_text() {
local _q="$1" _def="$2" _var="$3" _r
[[ "${UNATTENDED:-false}" == "true" ]] && { eval "$_var='$_def'"; return; }
read -r -p " $_q " _r
eval "$_var='${_r:-$_def}'"
}
prompt_yn() {
local _q="$1" _def="$2" _var="$3" _r
[[ "${UNATTENDED:-false}" == "true" ]] && { eval "$_var='$_def'"; return; }
read -r -p " $_q " _r
eval "$_var='${_r:-$_def}'"
}
configure_caddy_for_service() {
local _name="$1" _upstream="$2" _subdomain="$3" _extra="${4:-}"
local _caddy_dir="$DOCKER_DIR/caddy"
local _caddyfile="$_caddy_dir/Caddyfile"
if [[ ! -d "$_caddy_dir" ]]; then
log_info "Access $_name directly on port ${_upstream##*:}."
return 0
fi
echo ""
local _do_caddy=""
read -r -p " Configure Caddy reverse proxy for $_name? [y/N]: " _do_caddy
[[ "${_do_caddy,,}" == "y" ]] || {
log_info "Skipping — access at: http://localhost:${_upstream##*:}"
return 0
}
local _domain=""
read -r -p " Domain (e.g. ${_subdomain}.${SITE_DOMAIN:-example.com}): " _domain
[[ -n "$_domain" ]] || { log_warning "No domain entered — skipping Caddy."; return 0; }
# Back up before touching
if [[ -f "$_caddyfile" ]]; then
local _bk="$_caddy_dir/Caddyfile.backup.$(date +%Y%m%d-%H%M%S)"
cp "$_caddyfile" "$_bk"
log_info "Backed up Caddyfile to $(basename "$_bk")"
else
touch "$_caddyfile"
fi
# Remove existing block for this domain if present
if grep -q "^${_domain}" "$_caddyfile" 2>/dev/null; then
log_warning "$_domain already in Caddyfile"
local _ow=""
read -r -p " Overwrite? [y/N]: " _ow
[[ "${_ow,,}" == "y" ]] || { log_info "Keeping existing entry."; return 0; }
sed -i "/^${_domain}/,/^}/d" "$_caddyfile"
fi
cat >> "$_caddyfile" << CBLOCK
# $_name
$_domain {
reverse_proxy $_upstream
header {
Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
X-Content-Type-Options "nosniff"
X-Frame-Options "SAMEORIGIN"
Referrer-Policy "strict-origin-when-cross-origin"
}
log {
output file /var/log/caddy/${_domain}.log
format json
}
${_extra}
}
CBLOCK
log_success "Added $_domain to Caddyfile"
docker exec caddy caddy fmt --overwrite /etc/caddy/Caddyfile 2>/dev/null || true
if docker exec caddy caddy reload --config /etc/caddy/Caddyfile 2>/dev/null; then
log_success "$_name accessible at: https://$_domain"
else
log_warning "Reload failed — check: docker logs caddy"
log_info "Manual reload: docker exec caddy caddy reload --config /etc/caddy/Caddyfile"
fi
}
write_readme() {
local _dir="$1"; shift
mkdir -p "$_dir"
cat > "$_dir/README.md"
}
fi
# Globals — ACTUAL_USER/ACTUAL_HOME must come before DOCKER_DIR
# ($HOME under sudo is /root, not the real user's home)
ACTUAL_USER="${ACTUAL_USER:-${SUDO_USER:-$USER}}"
ACTUAL_HOME="$(getent passwd "$ACTUAL_USER" 2>/dev/null | cut -d: -f6 || echo "${HOME:-/root}")"
DOCKER_DIR="${DOCKER_DIR:-$ACTUAL_HOME/docker}"
DRY_RUN="${DRY_RUN:-false}"
UNATTENDED="${UNATTENDED:-false}"
SITE_TZ="${SITE_TZ:-$(cat /etc/timezone 2>/dev/null || echo UTC)}"
SITE_DOMAIN="${SITE_DOMAIN:-example.com}"
SITE_CADDY_NET="${SITE_CADDY_NET:-caddy_net}"
register_service() { :; } # no-op — no wizard to register into
_RUN_STANDALONE=1
fi
# ─────────────────────────────────────────────────────────────────────────────
register_service vaultwarden utilities "Bitwarden-compatible password manager (Vaultwarden)" 80
install_vaultwarden() {
require_docker || return 1
log_info "Installing Vaultwarden..."
local VW_DIR="$DOCKER_DIR/vaultwarden"
if [ "$DRY_RUN" = true ]; then
echo "[DRY-RUN] Would create $VW_DIR (vaultwarden_data/)"
echo "[DRY-RUN] Would deploy vaultwarden/server:latest"
echo "[DRY-RUN] Would generate admin token and prompt for domain"
echo "[DRY-RUN] Signups disabled by default (enable via admin panel)"
return 0
fi
mkdir -p "$VW_DIR/vaultwarden_data"
ensure_docker_dir_ownership "$VW_DIR"
cd "$VW_DIR" || return 1
local ADMIN_TOKEN TZ_VAL
ADMIN_TOKEN=$(generate_password 48)
TZ_VAL="${SITE_TZ:-$(cat /etc/timezone 2>/dev/null || echo UTC)}"
echo ""
echo " Vaultwarden needs to know its public HTTPS URL so Bitwarden clients"
echo " can connect and password-reset emails link correctly."
echo ""
local VW_DOMAIN=""
local DEFAULT_DOMAIN="https://vault.${SITE_DOMAIN:-example.com}"
prompt_text "Vaultwarden public URL (e.g. https://vault.example.com):" "$DEFAULT_DOMAIN" VW_DOMAIN
[ -z "$VW_DOMAIN" ] && VW_DOMAIN="$DEFAULT_DOMAIN"
echo ""
echo " SMTP (optional) — for password-reset and invite emails."
echo " Press Enter to skip each field and configure SMTP later in .env."
echo ""
local SMTP_HOST="" SMTP_FROM="" SMTP_USER="" SMTP_PASS="" SMTP_PORT="587"
prompt_text "SMTP host (e.g. smtp.gmail.com) [skip]:" "" SMTP_HOST
if [ -n "$SMTP_HOST" ]; then
prompt_text "SMTP port [587]:" "587" SMTP_PORT
prompt_text "SMTP from address:" "" SMTP_FROM
prompt_text "SMTP username:" "" SMTP_USER
prompt_text "SMTP password:" "" SMTP_PASS
fi
cat > docker-compose.yml << 'VW_COMPOSE'
name: vaultwarden
services:
vaultwarden:
image: vaultwarden/server:latest
container_name: vaultwarden
hostname: vaultwarden
restart: unless-stopped
env_file: .env
volumes:
- ./vaultwarden_data:/data
ports:
- "8888:80"
networks:
- caddy_net
networks:
caddy_net:
external: true
name: ${CADDY_NET:-caddy_net}
VW_COMPOSE
cat > .env << VW_ENV
# ── General ───────────────────────────────────────────────────────────────────
TZ=$TZ_VAL
CADDY_NET=$SITE_CADDY_NET
# ── Vaultwarden ───────────────────────────────────────────────────────────────
# Public URL — MUST match the URL clients use (affects TOTP, push, reset emails)
DOMAIN=$VW_DOMAIN
# Admin panel: https://<domain>/admin — keep this token secret
# To disable admin panel: delete ADMIN_TOKEN from this file
ADMIN_TOKEN=$ADMIN_TOKEN
# Signups: false = only the first admin can invite users via admin panel
SIGNUPS_ALLOWED=false
SIGNUPS_VERIFY=false
# ── SMTP (optional — for password-reset and invite emails) ────────────────────
SMTP_HOST=$SMTP_HOST
SMTP_PORT=$SMTP_PORT
SMTP_SECURITY=starttls
SMTP_FROM=$SMTP_FROM
SMTP_USERNAME=$SMTP_USER
SMTP_PASSWORD=$SMTP_PASS
VW_ENV
chmod 600 .env
chown -R "$ACTUAL_USER:$ACTUAL_USER" "$VW_DIR"
log_success "Vaultwarden configured at $VW_DIR"
configure_caddy_for_service "Vaultwarden" "vaultwarden:80" "vault"
write_readme "$VW_DIR" << MD
# Vaultwarden — Bitwarden-compatible password manager
Lightweight, self-hosted Bitwarden server. Works with all official
Bitwarden clients: browser extension, desktop app, and mobile app.
## Setup
1. Point your Bitwarden client to: $VW_DOMAIN
2. Create the first account (signups are off after the first user — use admin panel)
3. Admin panel: **$VW_DOMAIN/admin** (use ADMIN_TOKEN from .env)
## Admin panel
The admin panel lets you manage users, send invites, and configure settings.
URL: \`$VW_DOMAIN/admin\`
Token: see \`ADMIN_TOKEN\` in .env
**Security:** remove or rotate ADMIN_TOKEN after initial setup if you don't
need ongoing admin access.
## Inviting users (signups disabled)
Admin panel → Users → Invite User → enter email.
Requires SMTP to be configured for the invite email to arrive.
## Credentials
- Admin token: stored in .env (chmod 600)
- User vaults: encrypted in vaultwarden_data/
## Manage
\`\`\`bash
cd $VW_DIR
docker compose up -d # start
docker compose down # stop
docker compose logs -f # logs
docker compose pull && docker compose up -d # update
\`\`\`
MD
local START_VW=""
prompt_yn "Start Vaultwarden now? (y/n):" "y" START_VW
if [ "$START_VW" = "y" ] || [ "$START_VW" = "Y" ]; then
docker compose up -d \
&& log_success "Vaultwarden started" \
|| log_warning "Failed to start — check: docker compose logs"
fi
echo ""
echo " Domain: $VW_DOMAIN"
echo " Admin panel: $VW_DOMAIN/admin"
echo " Admin token: $ADMIN_TOKEN"
echo " (Token also saved to $VW_DIR/.env)"
echo ""
}
# Run immediately when executed directly (deferred until after function definition)
[[ "${_RUN_STANDALONE:-0}" == 1 ]] && install_vaultwarden