feat: container-based Bitwarden CLI, no host Node.js

Adds the dockerized bw deployment in production use on the TSGCOO
orchestration host since 2026-08-13: pinned debian-slim image carrying
the pre-compiled bw binary, an in-container auth lifecycle entrypoint
(config, API-key login, unlock, sync), a transparent host wrapper, and
a one-command installer.

ADR-002 records the decision and supersedes ADR-001 for BW CLI
purposes: hosts keep zero language runtimes. Known caveat documented:
the upstream "native" binary is a Node.js SEA, so Node is embedded in
the image though absent from all hosts.

Shellcheck clean (zero warnings incl. info-level).
This commit is contained in:
VP TechOps
2026-08-14 09:49:23 -05:00
parent 1936e54b5f
commit 657939d182
5 changed files with 344 additions and 0 deletions
Executable
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#!/usr/bin/env bash
# bw-cli.sh — Bitwarden CLI host wrapper (container-based, native Rust binary).
#
# Provides transparent `bw` access on hosts where the CLI is not installed
# natively. Runs the pre-compiled Rust bw binary inside a minimal Docker
# container (debian-slim + ca-certificates, NO Node.js).
#
# All tool execution happens inside the container. Nothing runs on the host
# except this wrapper, which only invokes docker.
#
# Usage:
# bw-cli.sh status Check vault status
# bw-cli.sh list items List vault items
# bw-cli.sh list collections List collections
# bw-cli.sh get password "Item" Retrieve a password
# bw-cli.sh get totp "Item" Retrieve a TOTP code
# bw-cli.sh get item "Item" Full item JSON
# bw-cli.sh generate -ulns Generate a password
#
# Install to ~/.local/bin/bw via:
# scripts/bw-install.sh
#
# Environment overrides:
# BW_ENV_FILE Path to credentials (default: ~/.config/bw/env)
# BW_IMAGE Docker image (default: reachableceo-bw-native:2026.7.0)
# BW_VOLUME Docker volume for persisted login state
# (default: tsys-bw-cli-state)
# BW_LIB_DIR Directory containing entrypoint.sh (default: ~/.local/share/bw)
set -euo pipefail
BW_ENV_FILE="${BW_ENV_FILE:-$HOME/.config/bw/env}"
BW_IMAGE="${BW_IMAGE:-reachableceo-bw-native:2026.7.0}"
BW_VOLUME="${BW_VOLUME:-tsys-bw-cli-state}"
BW_LIB_DIR="${BW_LIB_DIR:-$HOME/.local/share/bw}"
# --- Validate prerequisites ---
if [ ! -f "$BW_ENV_FILE" ]; then
echo "bw: credential file not found: $BW_ENV_FILE" >&2
echo " expected BW_CLIENTID, BW_CLIENTSECRET, BW_PASSWORD, BW_SERVER" >&2
exit 1
fi
if ! docker image inspect "$BW_IMAGE" >/dev/null 2>&1; then
echo "bw: Docker image not found: $BW_IMAGE" >&2
echo " build it: scripts/bw-install.sh" >&2
exit 1
fi
if [ ! -f "$BW_LIB_DIR/entrypoint.sh" ]; then
echo "bw: entrypoint script missing: $BW_LIB_DIR/entrypoint.sh" >&2
echo " install via: scripts/bw-install.sh" >&2
exit 1
fi
# --- Load credentials (values are single-quoted in env file) ---
set -a
# shellcheck source=/dev/null
. "$BW_ENV_FILE"
set +a
# --- Create persistent volume for BW CLI login state ---
docker volume create "$BW_VOLUME" >/dev/null 2>&1 || true
# --- Run bw inside the container ---
docker run --rm -i \
-e BW_CLIENTID \
-e BW_CLIENTSECRET \
-e BW_PASSWORD \
-e BW_SERVER \
-v "$BW_VOLUME:/root/.config/Bitwarden CLI" \
-v "$BW_LIB_DIR/entrypoint.sh:/opt/bw/entrypoint.sh:ro" \
--entrypoint sh \
"$BW_IMAGE" \
/opt/bw/entrypoint.sh "$@"
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#!/bin/sh
# bw-entrypoint.sh — Bitwarden auth lifecycle, runs inside the container.
#
# Mounted at /opt/bw/entrypoint.sh by the host-side wrapper (bw-cli.sh).
# Handles: server config, API-key login, vault unlock, sync.
# Then execs the real bw command with BW_SESSION set.
#
# API key authentication does NOT require TOTP. The API key itself is
# obtained from an authenticated web vault session, so 2FA is already
# satisfied at key-generation time.
#
# This script intentionally uses /bin/sh (not bash) for minimal container
# compatibility. shellcheck directive below silences the "not bash" note.
# shellcheck shell=sh
set -e
BW_SERVER="${BW_SERVER:-https://pwvault.turnsys.com}"
# Suppress BW CLI data-dir creation noise and telemetry.
export BW_NO_SENTRY=true
# --- Step 1: Configure server (fails harmlessly if already logged in) ---
bw config server "$BW_SERVER" >/dev/null 2>&1 || true
# --- Step 2: Login via API key (silently skips if already authenticated) ---
bw login --apikey >/dev/null 2>&1 || true
# --- Step 3: Unlock the vault ---
printf '%s' "$BW_PASSWORD" > /tmp/.bwpw
SESS=$(bw unlock --passwordfile /tmp/.bwpw --raw 2>/dev/null)
rm -f /tmp/.bwpw
if [ -z "$SESS" ]; then
echo "bw: unlock failed. Check BW_PASSWORD in ~/.config/bw/env" >&2
echo " Values must be single-quoted; \$ chars get mangled if unquoted." >&2
exit 1
fi
# --- Step 4: Sync ---
bw sync --session "$SESS" >/dev/null 2>&1 || true
# --- Step 5: Execute the requested command ---
export BW_SESSION="$SESS"
exec bw "$@"
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#!/usr/bin/env bash
# bw-install.sh — Install the container-based Bitwarden CLI wrapper.
#
# Downloads the native Rust bw binary, builds the Docker image, and installs
# the host-side wrapper plus container entrypoint to the user's local paths.
# No Node.js is involved at any layer.
#
# Usage:
# bw-install.sh Download, build, and install everything
# bw-install.sh --check Verify installation status without changes
#
# Prerequisites:
# - docker on PATH
# - BW env file at ~/.config/bw/env (see prereq-check.sh in TSYSGroupAIOS)
#
# After install, ~/.local/bin/bw provides transparent CLI access. Add
# ~/.local/bin to PATH if not already (most distros do this via ~/.profile).
set -euo pipefail
HERE="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
REPO_ROOT="$(cd "$HERE/.." && pwd)"
BW_VERSION="2026.7.0"
BW_IMAGE="reachableceo-bw-native:${BW_VERSION}"
BW_BINARY_URL="https://github.com/bitwarden/clients/releases/download/cli-v${BW_VERSION}/bw-linux-${BW_VERSION}.zip"
INSTALL_BIN="${HOME}/.local/bin"
INSTALL_LIB="${HOME}/.local/share/bw"
BUILD_DIR=""
# --- Helpers ---
log_info() { printf '\033[0;34m\033[0m %s\n' "$*"; }
log_ok() { printf '\033[0;32m✓\033[0m %s\n' "$*"; }
log_warn() { printf '\033[1;33m⚠\033[0m %s\n' "$*" >&2; }
log_error() { printf '\033[0;31m✗\033[0m %s\n' "$*" >&2; }
log_step() { printf '\n\033[1m== %s ==\033[0m\n' "$*"; }
die() { log_error "$*"; exit 1; }
# --- Cleanup on exit ---
cleanup() {
[ -n "$BUILD_DIR" ] && rm -rf "$BUILD_DIR"
}
trap cleanup EXIT
# --- Check mode ---
if [ "${1:-}" = "--check" ]; then
log_step "BW CLI installation check"
if command -v docker >/dev/null 2>&1; then
log_ok "docker on PATH"
else
log_error "docker not on PATH"
fi
if docker image inspect "$BW_IMAGE" >/dev/null 2>&1; then
log_ok "Docker image ${BW_IMAGE} exists"
else
log_error "Docker image ${BW_IMAGE} missing"
fi
if [ -x "${INSTALL_BIN}/bw" ]; then
log_ok "Host wrapper at ${INSTALL_BIN}/bw"
else
log_error "Host wrapper at ${INSTALL_BIN}/bw missing"
fi
if [ -f "${INSTALL_LIB}/entrypoint.sh" ]; then
log_ok "Entrypoint at ${INSTALL_LIB}/entrypoint.sh"
else
log_error "Entrypoint at ${INSTALL_LIB}/entrypoint.sh missing"
fi
exit 0
fi
# --- Prerequisites ---
command -v docker >/dev/null 2>&1 || die "docker not found on PATH"
log_step "Installing container-based Bitwarden CLI (native Rust, no Node.js)"
# --- Step 1: Download and extract the native binary ---
BUILD_DIR=$(mktemp -d)
log_info "Downloading bw ${BW_VERSION} native binary..."
docker run --rm -v "${BUILD_DIR}:/build" alpine:3.20 \
sh -c "apk add --no-cache unzip >/dev/null 2>&1 && \
wget -q -O /build/bw.zip '${BW_BINARY_URL}' && \
unzip -o /build/bw.zip -d /build/ && \
rm /build/bw.zip && \
chmod +x /build/bw"
[ -f "${BUILD_DIR}/bw" ] || die "download failed: bw binary not found"
log_ok "Downloaded native binary"
# --- Step 2: Build the Docker image ---
log_info "Building Docker image ${BW_IMAGE}..."
DOCKERFILE_DIR="${REPO_ROOT}/docker/bw-native"
if [ ! -f "${DOCKERFILE_DIR}/Dockerfile" ]; then
die "Dockerfile not found: ${DOCKERFILE_DIR}/Dockerfile"
fi
cp "${BUILD_DIR}/bw" "${DOCKERFILE_DIR}/bw"
docker build -t "$BW_IMAGE" "$DOCKERFILE_DIR"
rm -f "${DOCKERFILE_DIR}/bw"
log_ok "Built image ${BW_IMAGE}"
# --- Step 3: Install host-side wrapper and entrypoint ---
mkdir -p "$INSTALL_BIN" "$INSTALL_LIB"
cp "${HERE}/bw-cli.sh" "${INSTALL_BIN}/bw"
chmod 755 "${INSTALL_BIN}/bw"
log_ok "Installed wrapper to ${INSTALL_BIN}/bw"
cp "${HERE}/bw-entrypoint.sh" "${INSTALL_LIB}/entrypoint.sh"
chmod 755 "${INSTALL_LIB}/entrypoint.sh"
log_ok "Installed entrypoint to ${INSTALL_LIB}/entrypoint.sh"
# --- Step 4: Verify ---
log_info "Verifying installation..."
if "${INSTALL_BIN}/bw" --version >/dev/null 2>&1; then
log_ok "bw CLI is operational"
else
log_warn "bw wrapper installed but verification call failed"
log_warn "check ~/.config/bw/env credentials and try: bw status"
fi
log_step "Installation complete"
log_info "Usage: bw status | bw list items | bw get password \"Item Name\""