2021-03-04 11:30:38 +00:00
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# init script functions library for desktop linux systems
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[ -n "$ZAPRET_BASE" ] || ZAPRET_BASE=/opt/zapret
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. "$ZAPRET_BASE/config"
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2022-02-15 14:15:36 +00:00
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. "$ZAPRET_BASE/common/base.sh"
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. "$ZAPRET_BASE/common/fwtype.sh"
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. "$ZAPRET_BASE/common/queue.sh"
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. "$ZAPRET_BASE/common/linux_iphelper.sh"
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. "$ZAPRET_BASE/common/ipt.sh"
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. "$ZAPRET_BASE/common/nft.sh"
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. "$ZAPRET_BASE/common/linux_fw.sh"
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2022-07-27 13:35:05 +00:00
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. "$ZAPRET_BASE/common/list.sh"
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2022-02-15 14:15:36 +00:00
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2021-03-04 11:30:38 +00:00
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2021-11-06 07:55:54 +00:00
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user_exists()
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{
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id -u $1 >/dev/null 2>/dev/null
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}
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useradd_compat()
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{
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# $1 - username
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2021-11-06 08:45:59 +00:00
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# skip for readonly systems
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[ -w "/etc" ] && {
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if exists useradd ; then
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useradd --no-create-home --system --shell /bin/false $1
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elif is_linked_to_busybox adduser ; then
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2024-03-24 16:12:19 +00:00
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# some systems may miss nogroup group in /etc/group
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# adduser fails if it's absent and no group is specified
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addgroup nogroup 2>/dev/null
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2021-11-06 08:45:59 +00:00
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# busybox has special adduser syntax
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adduser -S -H -D $1
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elif exists adduser; then
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adduser --no-create-home --system --disabled-login $1
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fi
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}
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2021-11-06 07:55:54 +00:00
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user_exists $1
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}
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prepare_user()
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{
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# $WS_USER is required to prevent redirection of the traffic originating from TPWS itself
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# otherwise infinite loop will occur
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# also its good idea not to run tpws as root
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user_exists $WS_USER || {
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# fallback to daemon if we cant add WS_USER
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2021-11-06 19:11:29 +00:00
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useradd_compat $WS_USER || {
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2021-11-06 19:14:32 +00:00
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for user in daemon nobody; do
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user_exists $user && {
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WS_USER=$user
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return 0
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}
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done
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return 1
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2021-11-06 19:11:29 +00:00
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}
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2021-11-06 07:55:54 +00:00
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}
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}
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2021-03-04 11:30:38 +00:00
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2021-11-06 19:11:29 +00:00
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# this complex user selection allows to survive in any locked/readonly/minimalistic environment
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2021-11-06 08:23:23 +00:00
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[ -n "$WS_USER" ] || WS_USER=tpws
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2021-11-06 19:11:29 +00:00
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if prepare_user; then
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USEROPT="--user=$WS_USER"
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else
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WS_USER=1
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USEROPT="--uid $WS_USER:$WS_USER"
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fi
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2021-11-06 07:55:54 +00:00
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PIDDIR=/var/run
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IPSET_CR="$ZAPRET_BASE/ipset/create_ipset.sh"
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2021-03-04 11:30:38 +00:00
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2024-03-02 14:53:37 +00:00
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[ -n "$DESYNC_MARK" ] || DESYNC_MARK=0x40000000
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[ -n "$DESYNC_MARK_POSTNAT" ] || DESYNC_MARK_POSTNAT=0x20000000
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2021-03-06 08:20:25 +00:00
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[ -n "$QNUM" ] || QNUM=200
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2021-10-31 07:19:20 +00:00
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[ -n "$NFQWS" ] || NFQWS="$ZAPRET_BASE/nfq/nfqws"
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2021-11-06 19:11:29 +00:00
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NFQWS_OPT_BASE="$USEROPT --dpi-desync-fwmark=$DESYNC_MARK"
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2023-10-26 12:12:32 +00:00
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apply_unspecified_desync_modes
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2021-03-04 11:30:38 +00:00
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2021-03-06 08:20:25 +00:00
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[ -n "$TPPORT" ] || TPPORT=988
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2021-10-31 07:19:20 +00:00
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[ -n "$TPWS" ] || TPWS="$ZAPRET_BASE/tpws/tpws"
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2021-03-04 11:30:38 +00:00
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TPWS_LOCALHOST4=127.0.0.127
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2021-11-06 19:11:29 +00:00
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TPWS_OPT_BASE="$USEROPT"
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2021-03-04 11:30:38 +00:00
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TPWS_OPT_BASE4="--bind-addr=$TPWS_LOCALHOST4"
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TPWS_OPT_BASE6="--bind-addr=::1"
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2021-03-08 19:34:12 +00:00
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TPWS_WAIT="--bind-wait-ifup=30 --bind-wait-ip=30"
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TPWS_WAIT_SOCKS6="$TPWS_WAIT --bind-wait-ip-linklocal=30"
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2021-03-04 11:30:38 +00:00
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# first wait for lan to ifup, then wait for bind-wait-ip-linklocal seconds for link local address and bind-wait-ip for any ipv6 as the worst case
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2021-03-04 18:03:26 +00:00
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TPWS_OPT_BASE6_PRE="--bind-linklocal=prefer $TPWS_WAIT --bind-wait-ip-linklocal=3"
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2021-03-04 11:30:38 +00:00
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# max wait time for the link local ipv6 on the LAN interface
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LINKLOCAL_WAIT_SEC=5
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CUSTOM_SCRIPT="$ZAPRET_BASE/init.d/sysv/custom"
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[ -f "$CUSTOM_SCRIPT" ] && . "$CUSTOM_SCRIPT"
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IPSET_EXCLUDE="-m set ! --match-set nozapret"
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IPSET_EXCLUDE6="-m set ! --match-set nozapret6"
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dnat6_target()
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{
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2022-02-16 12:46:29 +00:00
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_dnat6_target "$@"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-15 14:15:36 +00:00
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set_route_localnet()
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{
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2022-02-16 12:46:29 +00:00
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_set_route_localnet $1 "$IFACE_LAN"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-16 12:46:29 +00:00
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fw_nfqws_post4()
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2021-03-04 11:30:38 +00:00
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{
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2022-02-16 12:46:29 +00:00
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_fw_nfqws_post4 $1 "$2" $3 "$IFACE_WAN"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-16 12:46:29 +00:00
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fw_nfqws_post6()
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2021-03-04 11:30:38 +00:00
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{
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2022-11-15 12:26:13 +00:00
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_fw_nfqws_post6 $1 "$2" $3 "${IFACE_WAN6:-$IFACE_WAN}"
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2021-03-04 11:30:38 +00:00
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}
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2023-10-26 12:12:32 +00:00
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fw_nfqws_pre4()
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{
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_fw_nfqws_pre4 $1 "$2" $3 "$IFACE_WAN"
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}
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fw_nfqws_pre6()
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{
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_fw_nfqws_pre6 $1 "$2" $3 "${IFACE_WAN6:-$IFACE_WAN}"
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}
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2021-03-04 11:30:38 +00:00
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fw_tpws4()
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{
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2022-02-16 12:46:29 +00:00
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_fw_tpws4 $1 "$2" $3 "$IFACE_LAN" "$IFACE_WAN"
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2021-03-04 11:30:38 +00:00
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}
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fw_tpws6()
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{
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2022-11-15 12:26:13 +00:00
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_fw_tpws6 $1 "$2" $3 "$IFACE_LAN" "${IFACE_WAN6:-$IFACE_WAN}"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-16 12:46:29 +00:00
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nft_fw_tpws4()
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2021-03-04 11:30:38 +00:00
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{
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2022-02-16 12:46:29 +00:00
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_nft_fw_tpws4 "$1" $2 "$IFACE_WAN"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-16 12:46:29 +00:00
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nft_fw_tpws6()
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2021-03-04 11:30:38 +00:00
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{
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2022-11-15 12:26:13 +00:00
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_nft_fw_tpws6 "$1" $2 "$IFACE_LAN" "${IFACE_WAN6:-$IFACE_WAN}"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-16 12:46:29 +00:00
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nft_fw_nfqws_post4()
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2021-03-04 11:30:38 +00:00
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{
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2022-02-16 12:46:29 +00:00
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_nft_fw_nfqws_post4 "$1" $2 "$IFACE_WAN"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-16 12:46:29 +00:00
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nft_fw_nfqws_post6()
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2021-03-04 11:30:38 +00:00
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{
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2022-11-15 12:26:13 +00:00
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_nft_fw_nfqws_post6 "$1" $2 "${IFACE_WAN6:-$IFACE_WAN}"
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2021-03-04 11:30:38 +00:00
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}
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2023-10-26 12:12:32 +00:00
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nft_fw_nfqws_pre4()
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{
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_nft_fw_nfqws_pre4 "$1" $2 "$IFACE_WAN"
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}
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nft_fw_nfqws_pre6()
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{
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_nft_fw_nfqws_pre6 "$1" $2 "${IFACE_WAN6:-$IFACE_WAN}"
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}
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2022-02-16 12:46:29 +00:00
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nft_fill_ifsets_overload()
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2021-03-04 11:30:38 +00:00
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{
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2022-11-15 12:26:13 +00:00
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nft_fill_ifsets "$IFACE_LAN" "$IFACE_WAN" "${IFACE_WAN6:-$IFACE_WAN}"
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2021-03-04 11:30:38 +00:00
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}
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2022-02-16 12:46:29 +00:00
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2021-03-04 11:30:38 +00:00
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run_daemon()
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{
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# $1 - daemon number : 1,2,3,...
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# $2 - daemon
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# $3 - daemon args
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# use $PIDDIR/$DAEMONBASE$1.pid as pidfile
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2024-05-04 13:01:09 +00:00
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local DAEMONBASE="$(basename "$2")"
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2021-03-04 11:30:38 +00:00
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local PIDFILE=$PIDDIR/$DAEMONBASE$1.pid
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echo "Starting daemon $1: $2 $3"
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if exists start-stop-daemon ; then
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2021-11-06 07:55:54 +00:00
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start-stop-daemon -S -p "$PIDFILE" -m -b -x "$2" -- $3
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2021-03-04 11:30:38 +00:00
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else
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if [ -f "$PIDFILE" ] && pgrep -F "$PIDFILE" "$DAEMONBASE" >/dev/null; then
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echo already running
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else
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"$2" $3 >/dev/null 2>/dev/null &
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PID=$!
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if [ -n "$PID" ]; then
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echo $PID >$PIDFILE
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else
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echo could not start daemon $1 : $2 $3
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false
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fi
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fi
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fi
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}
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stop_daemon()
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{
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# $1 - daemon number : 1,2,3,...
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# $2 - daemon
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# use $PIDDIR/$DAEMONBASE$1.pid as pidfile
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2024-05-04 13:01:09 +00:00
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local DAEMONBASE="$(basename "$2")"
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2021-03-04 11:30:38 +00:00
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local PIDFILE=$PIDDIR/$DAEMONBASE$1.pid
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echo "Stopping daemon $1: $2"
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if exists start-stop-daemon ; then
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2021-11-06 07:55:54 +00:00
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start-stop-daemon -K -p "$PIDFILE" -x "$2"
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2021-03-04 11:30:38 +00:00
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else
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if [ -f "$PIDFILE" ]; then
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read PID <"$PIDFILE"
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kill $PID
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rm -f "$PIDFILE"
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else
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echo no pidfile : $PIDFILE
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fi
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fi
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}
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do_daemon()
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{
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# $1 - 1 - run, 0 - stop
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on_off_function run_daemon stop_daemon "$@"
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}
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do_tpws()
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{
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# $1 : 1 - run, 0 - stop
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# $2 : daemon number
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# $3 : daemon args
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[ "$DISABLE_IPV4" = "1" ] && [ "$DISABLE_IPV6" = "1" ] && return 0
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local OPT="$TPWS_OPT_BASE"
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[ "$DISABLE_IPV4" = "1" ] || OPT="$OPT $TPWS_OPT_BASE4"
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[ "$DISABLE_IPV6" = "1" ] || {
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OPT="$OPT $TPWS_OPT_BASE6"
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2021-09-28 19:43:43 +00:00
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for lan in $IFACE_LAN; do
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OPT="$OPT --bind-iface6=$lan $TPWS_OPT_BASE6_PRE"
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done
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2021-03-04 11:30:38 +00:00
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}
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2021-03-04 18:03:26 +00:00
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do_daemon $1 $2 "$TPWS" "$OPT $3"
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2021-03-04 11:30:38 +00:00
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}
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2021-09-28 19:43:43 +00:00
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do_tpws_socks()
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{
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# $1 : 1 - run, 0 - stop
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# $2 : daemon number
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# $3 : daemon args
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[ "$DISABLE_IPV4" = "1" ] && [ "$DISABLE_IPV6" = "1" ] && return 0
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local opt="$TPWS_OPT_BASE --socks"
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tpws_apply_socks_binds opt
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do_daemon $1 $2 "$TPWS" "$opt $3"
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}
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2021-03-04 11:30:38 +00:00
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do_nfqws()
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{
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# $1 : 1 - run, 0 - stop
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# $2 : daemon number
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# $3 : daemon args
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2021-03-04 18:03:26 +00:00
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do_daemon $1 $2 "$NFQWS" "$NFQWS_OPT_BASE $3"
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2021-03-04 11:30:38 +00:00
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}
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2021-03-04 18:03:26 +00:00
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tpws_apply_socks_binds()
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{
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local o
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2021-09-28 19:43:43 +00:00
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[ "$DISABLE_IPV4" = "1" ] || o="--bind-addr=127.0.0.1"
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[ "$DISABLE_IPV6" = "1" ] || o="$o --bind-addr=::1"
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for lan in $IFACE_LAN; do
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[ "$DISABLE_IPV4" = "1" ] || o="$o --bind-iface4=$lan $TPWS_WAIT"
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[ "$DISABLE_IPV6" = "1" ] || o="$o --bind-iface6=$lan --bind-linklocal=unwanted $TPWS_WAIT_SOCKS6"
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done
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2021-03-04 18:03:26 +00:00
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eval $1="\"\$$1 $o\""
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}
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2021-03-04 11:30:38 +00:00
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create_ipset()
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{
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2022-02-15 14:15:36 +00:00
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echo "Creating ip list table (firewall type $FWTYPE)"
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2021-03-04 11:30:38 +00:00
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"$IPSET_CR" "$@"
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}
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zapret_do_daemons()
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{
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# $1 - 1 - run, 0 - stop
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2021-12-10 15:54:09 +00:00
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local opt qn qns qn6 qns6
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2021-03-04 11:30:38 +00:00
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2022-01-01 07:42:38 +00:00
|
|
|
case "${MODE_OVERRIDE:-$MODE}" in
|
2021-03-04 11:30:38 +00:00
|
|
|
tpws)
|
2021-03-20 10:03:47 +00:00
|
|
|
opt="--port=$TPPORT $TPWS_OPT"
|
2021-03-04 11:30:38 +00:00
|
|
|
filter_apply_hostlist_target opt
|
|
|
|
do_tpws $1 1 "$opt"
|
|
|
|
;;
|
2021-03-04 18:03:26 +00:00
|
|
|
tpws-socks)
|
2021-09-28 19:43:43 +00:00
|
|
|
opt="--port=$TPPORT $TPWS_OPT"
|
2021-03-04 18:03:26 +00:00
|
|
|
filter_apply_hostlist_target opt
|
2021-09-28 19:43:43 +00:00
|
|
|
do_tpws_socks $1 1 "$opt"
|
2021-03-04 18:03:26 +00:00
|
|
|
;;
|
2021-03-04 11:30:38 +00:00
|
|
|
nfqws)
|
2021-12-10 15:54:09 +00:00
|
|
|
get_nfqws_qnums qn qns qn6 qns6
|
2021-12-10 17:15:09 +00:00
|
|
|
[ -z "$qn" ] || {
|
2021-12-10 15:54:09 +00:00
|
|
|
opt="--qnum=$qn $NFQWS_OPT_DESYNC_HTTP"
|
2021-03-20 10:03:47 +00:00
|
|
|
filter_apply_hostlist_target opt
|
2021-12-10 15:54:09 +00:00
|
|
|
do_nfqws $1 1 "$opt"
|
|
|
|
}
|
2021-12-10 17:15:09 +00:00
|
|
|
[ -z "$qns" ] || [ "$qns" = "$qn" ] || {
|
|
|
|
opt="--qnum=$qns $NFQWS_OPT_DESYNC_HTTPS"
|
|
|
|
filter_apply_hostlist_target opt
|
|
|
|
do_nfqws $1 2 "$opt"
|
|
|
|
}
|
|
|
|
[ -z "$qn6" ] || [ "$qn6" = "$qn" ] || [ "$qn6" = "$qns" ] || {
|
|
|
|
opt="--qnum=$qn6 $NFQWS_OPT_DESYNC_HTTP6"
|
|
|
|
filter_apply_hostlist_target opt
|
|
|
|
do_nfqws $1 3 "$opt"
|
|
|
|
}
|
|
|
|
[ -z "$qns6" ] || [ "$qns6" = "$qn" ] || [ "$qns6" = "$qns" ] || [ "$qns6" = "$qn6" ] || {
|
|
|
|
opt="--qnum=$qns6 $NFQWS_OPT_DESYNC_HTTPS6"
|
|
|
|
filter_apply_hostlist_target opt
|
|
|
|
do_nfqws $1 4 "$opt"
|
2021-03-20 10:03:47 +00:00
|
|
|
}
|
2023-07-02 15:46:26 +00:00
|
|
|
get_nfqws_qnums_quic qn qn6
|
|
|
|
[ -z "$qn" ] || {
|
|
|
|
opt="--qnum=$qn $NFQWS_OPT_BASE $NFQWS_OPT_DESYNC_QUIC"
|
|
|
|
filter_apply_hostlist_target opt
|
|
|
|
do_nfqws $1 10 "$opt"
|
|
|
|
}
|
|
|
|
[ -z "$qn6" ] || [ "$qn6" = "$qn" ] || {
|
|
|
|
opt="--qnum=$qn6 $NFQWS_OPT_BASE $NFQWS_OPT_DESYNC_QUIC6"
|
|
|
|
filter_apply_hostlist_target opt
|
|
|
|
do_nfqws $1 11 "$opt"
|
|
|
|
}
|
2021-03-04 11:30:38 +00:00
|
|
|
;;
|
|
|
|
custom)
|
|
|
|
existf zapret_custom_daemons && zapret_custom_daemons $1
|
|
|
|
;;
|
|
|
|
esac
|
2021-10-31 13:54:20 +00:00
|
|
|
|
|
|
|
return 0
|
2021-03-04 11:30:38 +00:00
|
|
|
}
|
|
|
|
zapret_run_daemons()
|
|
|
|
{
|
|
|
|
zapret_do_daemons 1 "$@"
|
|
|
|
}
|
|
|
|
zapret_stop_daemons()
|
|
|
|
{
|
|
|
|
zapret_do_daemons 0 "$@"
|
|
|
|
}
|
2022-02-15 14:15:36 +00:00
|
|
|
|