SANDBOX_SET_UID_GID option for systems where this is necessary (should be only rootful docker on linux w/o userns-remap configured) (#210)

* SANDBOX_SET_UID_GID option for systems where this is necessary (should be only rootful docker on linux w/o userns-remap configured)

* Merge remote-tracking branch 'origin/main' into sandbox_uid_gid
This commit is contained in:
Olcan 2025-04-29 08:43:24 -07:00 committed by GitHub
parent e0de69f384
commit 825cecc089
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GPG Key ID: B5690EEEBB952194
4 changed files with 39 additions and 23 deletions

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@ -101,10 +101,10 @@ async function start_sandbox(sandbox: string) {
const args = ['run', '-it', '--rm', '--init', '--workdir', workdir];
// mount current directory as ${workdir} inside container
args.push('-v', `${process.cwd()}:${workdir}`);
args.push('--volume', `${process.cwd()}:${workdir}`);
// mount os.tmpdir() as /tmp inside container
args.push('-v', `${os.tmpdir()}:/tmp`);
args.push('--volume', `${os.tmpdir()}:/tmp`);
// mount paths listed in SANDBOX_MOUNTS
if (process.env.SANDBOX_MOUNTS) {
@ -130,7 +130,7 @@ async function start_sandbox(sandbox: string) {
process.exit(1);
}
console.log(`SANDBOX_MOUNTS: ${from} -> ${to} (${opts})`);
args.push('-v', mount);
args.push('--volume', mount);
}
}
}
@ -200,29 +200,38 @@ async function start_sandbox(sandbox: string) {
const nodeArgs = [];
const debugPort = process.env.DEBUG_PORT || '9229';
if (process.env.DEBUG) {
args.push('-p', `${debugPort}:${debugPort}`);
args.push('--publish', `${debugPort}:${debugPort}`);
nodeArgs.push(`--inspect-brk=0.0.0.0:${debugPort}`);
}
// open additional ports if SANDBOX_PORTS is set
// also set up redirects (via socat) so servers can listen on localhost instead of 0.0.0.0
let bash_cmd = '';
let bashCmd = '';
if (process.env.SANDBOX_PORTS) {
for (let port of process.env.SANDBOX_PORTS.split(',')) {
if ((port = port.trim())) {
console.log(`SANDBOX_PORTS: ${port}`);
args.push('-p', `${port}:${port}`);
bash_cmd += `socat TCP4-LISTEN:${port},bind=$(hostname -i),fork,reuseaddr TCP4:127.0.0.1:${port} 2> /dev/null & `;
args.push('--publish', `${port}:${port}`);
bashCmd += `socat TCP4-LISTEN:${port},bind=$(hostname -i),fork,reuseaddr TCP4:127.0.0.1:${port} 2> /dev/null & `;
}
}
}
// specify --user as "$(id -u):$(id -g)" if SANDBOX_SET_UID_GID is 1|true
// only necessary if user mapping is not handled by sandboxing setup on host
// (e.g. rootful docker on linux w/o userns-remap configured)
if (['1', 'true'].includes(process.env.SANDBOX_SET_UID_GID ?? '')) {
const uid = execSync('id -u').toString().trim();
const gid = execSync('id -g').toString().trim();
args.push('--user', `${uid}:${gid}`);
}
// append remaining args (image, bash -c "node node_args... cli path cli_args...")
// node_args and cli_args need to be quoted before being inserted into bash_cmd
const quotedNodeArgs = nodeArgs.map((arg) => quote([arg]));
const quotedCliArgs = process.argv.slice(2).map((arg) => quote([arg]));
bash_cmd += `node ${quotedNodeArgs.join(' ')} ${quote([cliPath])} ${quotedCliArgs.join(' ')}`;
args.push(image, 'bash', '-c', bash_cmd);
bashCmd += `node ${quotedNodeArgs.join(' ')} ${quote([cliPath])} ${quotedCliArgs.join(' ')}`;
args.push(image, 'bash', '-c', bashCmd);
// spawn child and let it inherit stdio
const child = spawn(sandbox, args, {

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@ -22,15 +22,15 @@ set -euo pipefail
QUIET=false
while getopts ":q" opt; do
case ${opt} in
q ) QUIET=true ;;
\? ) echo "Usage: $0 [-q]"
q) QUIET=true ;;
\?)
echo "Usage: $0 [-q]"
exit 1
;;
esac
done
shift $((OPTIND - 1))
# if GEMINI_CODE_SANDBOX is not set, try to source .env in case set there
# allow .env to be in any ancestor directory (same as findEnvFile in config.ts)
if [ -z "${GEMINI_CODE_SANDBOX:-}" ]; then
@ -57,10 +57,10 @@ fi
# if GEMINI_CODE_SANDBOX is set to 1 or true, then try to use docker or podman
if [[ "${GEMINI_CODE_SANDBOX:-}" =~ ^(1|true)$ ]]; then
if command -v docker &> /dev/null; then
if command -v docker &>/dev/null; then
if [ "$QUIET" = false ]; then echo "docker"; fi
exit 0
elif command -v podman &> /dev/null; then
elif command -v podman &>/dev/null; then
if [ "$QUIET" = false ]; then echo "podman"; fi
exit 0
else
@ -69,7 +69,7 @@ if [[ "${GEMINI_CODE_SANDBOX:-}" =~ ^(1|true)$ ]]; then
fi
fi
if ! command -v "$GEMINI_CODE_SANDBOX" &> /dev/null; then
if ! command -v "$GEMINI_CODE_SANDBOX" &>/dev/null; then
echo "ERROR: missing sandbox command '$GEMINI_CODE_SANDBOX' (from GEMINI_CODE_SANDBOX)" >&2
exit 1
fi

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@ -44,10 +44,10 @@ fi
run_args=(-it --rm --init --workdir "$WORKDIR")
# mount current directory as $WORKDIR inside container
run_args+=(-v "$PWD:$WORKDIR")
run_args+=(--volume "$PWD:$WORKDIR")
# mount $TMPDIR as /tmp inside container
run_args+=(-v "${TMPDIR:-/tmp/}:/tmp")
run_args+=(--volume "${TMPDIR:-/tmp/}:/tmp")
# if .env exists, source it before checking/parsing environment variables below
# allow .env to be in any ancestor directory (same as findEnvFile in config.ts)
@ -81,7 +81,7 @@ if [ -n "${SANDBOX_MOUNTS:-}" ]; then
exit 1
fi
echo "SANDBOX_MOUNTS: $from -> $to ($opts)"
run_args+=(-v "$mount")
run_args+=(--volume "$mount")
fi
done
fi
@ -130,7 +130,7 @@ run_args+=(--env "SANDBOX=$IMAGE-$INDEX")
node_args=()
if [ -n "${DEBUG:-}" ]; then
node_args+=(--inspect-brk="0.0.0.0:$DEBUG_PORT")
run_args+=(-p "$DEBUG_PORT:$DEBUG_PORT")
run_args+=(--publish "$DEBUG_PORT:$DEBUG_PORT")
fi
node_args+=("$CLI_PATH" "$@")
@ -142,13 +142,20 @@ if [ -n "${SANDBOX_PORTS:-}" ]; then
for port in $ports; do
if [ -n "$port" ]; then
echo "SANDBOX_PORTS: $port"
run_args+=(-p "$port:$port")
run_args+=(--publish "$port:$port")
bash_cmd+="socat TCP4-LISTEN:$port,bind=\$(hostname -i),fork,reuseaddr TCP4:127.0.0.1:$port 2> /dev/null& "
fi
done
fi
bash_cmd+="node $(printf '%q ' "${node_args[@]}")" # printf fixes quoting within args
# specify --user as "$(id -u):$(id -g)" if SANDBOX_SET_UID_GID is 1|true
# only necessary if user mapping is not handled by sandboxing setup on host
# (e.g. rootful docker on linux w/o userns-remap configured)
if [[ "${SANDBOX_SET_UID_GID:-}" =~ ^(1|true)$ ]]; then
run_args+=(--user "$(id -u):$(id -g)")
fi
# run gemini-code in sandbox container
if [[ "$CMD" == "podman" ]]; then
# use empty --authfile to skip unnecessary auth refresh overhead