mirror of
https://github.com/juewuy/ShellCrash.git
synced 2026-09-08 13:46:33 +00:00
51 lines
2.9 KiB
Bash
51 lines
2.9 KiB
Bash
getlanip() { #获取局域网host地址
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i=1
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while [ "$i" -le "20" ]; do
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#ipv4局域网网段
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host_ipv4=$(ip route show scope link | grep -Ev 'default|wan|utun|iot|peer|docker|podman|virbr|vnet|ovs|vmbr|veth|vmnic|vboxnet|lxcbr|xenbr|vEthernet|wgs|multicast|anycast' | awk '{print $1}')
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#ipv6局域网网段 - 从IPv4已识别的LAN接口获取全局IPv6前缀
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[ "$ipv6_redir" = "ON" ] && {
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lan_ifaces=$(ip route show scope link | grep -Ev 'ppp|wan|utun|iot|peer|docker|podman|virbr|vnet|ovs|vmbr|veth|vmnic|vboxnet|lxcbr|xenbr|vEthernet|wgs|multicast|anycast' | awk '{for(i=1;i<=NF;i++) if($i=="dev") {print $(i+1); break}}' | grep -v '^lo$' | sort -u)
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host_ipv6=$(
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for iface in $lan_ifaces; do
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ip -6 addr show dev $iface 2>/dev/null
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done | grep 'scope global' | awk '{print $2}' | tr '\n' ' ' | sed 's/ $//'
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)
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[ -z "$host_ipv6" ] && host_ipv6=$(ip -6 route show | grep -Ev 'default|unreachable|fe80::/|wan|ppp|utun|iot|peer|docker|podman|virbr|vnet|ovs|vmbr|veth|vmnic|vboxnet|lxcbr|xenbr|vEthernet|wgs|multicast|anycast' | awk '{print $1}' | tr '\n' ' ' | sed 's/ $//')
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}
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[ -f "$TMPDIR"/ShellCrash.log ] && break
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[ -n "$host_ipv4" -a "$ipv6_redir" != "ON" ] && break
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[ -n "$host_ipv4" -a -n "$host_ipv6" ] && break
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sleep 1 && i=$((i + 1))
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done
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#Tailscale
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[ "$ts_service" = ON ] && {
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ts_host_ipv4=' 100.64.0.0/10'
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ts_host_ipv6=' fd7a:115c:a1e0::/48'
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}
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#Wireguard
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[ "$wg_service" = ON ] && {
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. "$CRASHDIR"/configs/gateway.cfg
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wg_host_ipv4=' $wg_ipv4'
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[ -n "$wg_ipv6" ] && wg_host_ipv6=' $wg_ipv6'
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}
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#添加自定义ipv4局域网网段
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if [ "$replace_default_host_ipv4" = "ON" ]; then
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host_ipv4="$cust_host_ipv4"
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else
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host_ipv4=$(echo "$host_ipv4 $cust_host_ipv4$ts_host_ipv4$wg_host_ipv4" | tr '\n' ' ' | sed 's/ $//')
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fi
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#缺省配置
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[ -z "$host_ipv4" ] && {
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host_ipv4='192.168.0.0/16 10.0.0.0/12 172.16.0.0/12'
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logger "无法获取本地LAN-IPV4网段，请前往流量过滤设置界面设置自定义网段！" 31
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}
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host_ipv6="fe80::/10 fd00::/8 $host_ipv6$ts_host_ipv6$wg_host_ipv6"
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#获取本机出口IP地址
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local_ipv4=$(ip route 2>&1 | grep -Ev 'utun|iot|docker|linkdown' | grep -Eo 'src.*' | grep -Eo '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | sort -u)
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[ -z "$local_ipv4" ] && local_ipv4=$(ip route 2>&1 | grep -Eo 'src.*' | grep -Eo '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | sort -u)
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#保留地址
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[ -z "$reserve_ipv4" ] && reserve_ipv4="0.0.0.0/8 10.0.0.0/8 127.0.0.0/8 100.64.0.0/10 169.254.0.0/16 172.16.0.0/12 192.168.0.0/16 224.0.0.0/4 240.0.0.0/4"
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[ -z "$reserve_ipv6" ] && reserve_ipv6="::/128 ::1/128 ::ffff:0:0/96 64:ff9b::/96 100::/64 2001::/32 2001:20::/28 2001:db8::/32 2002::/16 fe80::/10 ff00::/8"
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}
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