| #!/bin/sh |
| # Copyright 2018 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| ARGS="--log-level=${SHILL_LOG_LEVEL} --log-scopes=${SHILL_LOG_SCOPES}" |
| |
| if [ -n "${SHILL_LOG_VMODULES}" ]; then |
| ARGS="${ARGS} --vmodule=${SHILL_LOG_VMODULES}" |
| fi |
| |
| if [ -n "${BLOCKED_DEVICES}" ] && [ -n "${SHILL_TEST_DEVICES}" ]; then |
| ARGS="${ARGS} --devices-blocked=${BLOCKED_DEVICES},${SHILL_TEST_DEVICES}" |
| elif [ -n "${BLOCKED_DEVICES}" ]; then |
| ARGS="${ARGS} --devices-blocked=${BLOCKED_DEVICES}" |
| elif [ -n "${SHILL_TEST_DEVICES}" ]; then |
| ARGS="${ARGS} --devices-blocked=${SHILL_TEST_DEVICES}" |
| fi |
| |
| if [ -n "${SHILL_PASSIVE_MODE}" ]; then |
| ARGS="${ARGS} --passive-mode" |
| fi |
| |
| if [ -n "${SHILL_PREPEND_DNS_SERVERS}" ]; then |
| ARGS="${ARGS} --prepend-dns-servers=${SHILL_PREPEND_DNS_SERVERS}" |
| fi |
| |
| if [ -n "${SHILL_ACCEPT_HOSTNAME_FROM}" ]; then |
| ARGS="${ARGS} --accept-hostname-from=${SHILL_ACCEPT_HOSTNAME_FROM}" |
| fi |
| |
| if [ -n "${SHILL_MINIMUM_MTU}" ]; then |
| ARGS="${ARGS} --minimum-mtu=${SHILL_MINIMUM_MTU}" |
| fi |
| |
| if [ -n "${DHCPV6_ENABLED_DEVICES}" ]; then |
| ARGS="${ARGS} --dhcpv6-enabled-devices=${DHCPV6_ENABLED_DEVICES}" |
| fi |
| |
| ARGS="${ARGS} ${SHILL_TEST_ARGS}" |
| |
| # If OOBE has not completed (i.e. EULA not agreed to), do not run |
| # portal checks |
| if [ ! -f /home/chronos/.oobe_completed ]; then |
| ARGS="${ARGS} --portal-list=" |
| fi |
| |
| # Run shill as shill user/group in a minijail: |
| # -G so shill programs can inherit supplementary groups. |
| # -n to run shill with no_new_privs. |
| # -B 20 to avoid locking SECURE_KEEP_CAPS flag. |
| # -c for runtime capabilities: |
| # CAP_WAKE_ALARM | CAP_NET_RAW | CAP_NET_ADMIN | CAP_NET_BROADCAST | |
| # CAP_NET_BIND_SERVICE | CAP_SETPCAP | CAP_SETUID | CAP_SETGID | CAP_KILL |
| # --ambient so child processes can inherit runtime capabilities. |
| # -i to lose the dangling minijail0 process. |
| exec /sbin/minijail0 -u shill -g shill -G -n -B 20 -c 800003de0 --ambient -i \ |
| -- /usr/bin/shill ${ARGS} |