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Update InstallNET.sh

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Molly Lau 2023-11-20 16:14:04 +09:00 committed by GitHub
parent 67aef6084b
commit a84525d92a
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1 changed files with 32 additions and 3 deletions
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35
Linux_reinstall/InstallNET.sh
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@ -68,6 +68,7 @@ export partitionTable='mbr'
export fileSystem=''
export setMemCheck='1'
export setCloudKernel=''
export enableBBR='0'
export isMirror='0'
export FindDists='0'
export setFileType=''
@ -189,6 +190,7 @@ while [[ $# -ge 1 ]]; do
--ip-dns)
shift
ipDNS="$1"
ipDNSChanged='1'
shift
;;
--ip6-addr)
@ -209,6 +211,7 @@ while [[ $# -ge 1 ]]; do
--ip6-dns)
shift
ip6DNS="$1"
ip6DNSChanged='1'
shift
;;
--network)
@ -338,6 +341,10 @@ while [[ $# -ge 1 ]]; do
tmpSetIPv6="$1"
shift
;;
--bbr)
shift
enableBBR="1"
;;
--allbymyself)
shift
setAutoConfig='0'
@ -379,8 +386,8 @@ function checkCN() {
# If testing servers are all unaccessible, the server may be in mainland of China.
[[ $(echo $tmpIsCN | grep -o "cn" | wc -l) == "4" ]] && {
IsCN="cn"
[[ -z "$ipDNS" ]] && ipDNS="119.29.29.29 223.6.6.6"
[[ -z "$ip6DNS" ]] && ip6DNS="2402:4e00:: 2400:3200::1"
[[ "$ipDNSChanged" != "1" ]] && ipDNS="119.29.29.29 223.6.6.6"
[[ "$ip6DNSChanged" != "1" ]] && ip6DNS="2402:4e00:: 2400:3200::1"
}
}
@ -2849,6 +2856,28 @@ function DebianModifiedPreseed() {
ReviseMOTD="$1 sed -ri 's/Debian/Kali/g' /etc/update-motd.d/00-header;"
SupportZSH="$1 apt install zsh -y; $1 chsh -s /bin/zsh; $1 rm -rf /root/.bashrc.original;"
}
# Write the following configs to "/etc/sysctl.conf"
# net.core.default_qdisc = fq
# net.ipv4.tcp_congestion_control = bbr
# net.ipv4.tcp_rmem = 8192 262144 536870912
# net.ipv4.tcp_wmem = 4096 16384 536870912
# net.ipv4.tcp_adv_win_scale = -2
# net.ipv4.tcp_collapse_max_bytes = 6291456
# net.ipv4.tcp_notsent_lowat = 131072
#
# Note: Module "tcp_collapse_max_bytes" is a self completion of Cloudflare, users need to download and apply patches by themselves otherwise this module will not be in effect.
#
# Reference:
# 1. Settings of enable BBR:
# https://qiita.com/yoshuuua/items/daa9d04089d416afbf94 BBR推奨のパケットスケジューラーのキューイングアルゴリズムによるソケットバッファ枯渇問題
# Problem of exhaustion of socket buffer due to default queuing algorithm of packet scheduler of BBR
# 2. TCP optimization for shuttling to Cloudflare:
# https://blog.cloudflare.com/optimizing-tcp-for-high-throughput-and-low-latency/ Optimizing TCP for high WAN throughput while preserving low latency
#
# 3. Third part patches for Linux kernel which were provided by CloudFlare:
# https://github.com/cloudflare/linux/tree/master/patches
#
[[ "$enableBBR" == "1" ]] && EnableBBR="$1 sed -i '\$anet.core.default_qdisc = fq' /etc/sysctl.d/99-sysctl.conf; $1 sed -i '\$anet.ipv4.tcp_congestion_control = bbr' /etc/sysctl.d/99-sysctl.conf; $1 sed -i '\$anet.ipv4.tcp_rmem = 8192 262144 536870912' /etc/sysctl.d/99-sysctl.conf; $1 sed -i '\$anet.ipv4.tcp_wmem = 4096 16384 536870912' /etc/sysctl.d/99-sysctl.conf; $1 sed -i '\$anet.ipv4.tcp_adv_win_scale = -2' /etc/sysctl.d/99-sysctl.conf; $1 sed -i '\$anet.ipv4.tcp_collapse_max_bytes = 6291456' /etc/sysctl.d/99-sysctl.conf; $1 sed -i '\$anet.ipv4.tcp_notsent_lowat = 131072' /etc/sysctl.d/99-sysctl.conf; $1 systemctl restart systemd-sysctl;" || EnableBBR=""
# For some cloud providers which servers boot from their own grub2 bootloader first by force, not boot from grub in harddisk of our own servers directly,
# we need to creat a soft link for grub2 from grub1 to make sure the first reboot after installation won't meet a fatal.
# In this situation, the partition table and filesystem of the newly installed OS must be "mbr" and "ext4".
@ -2856,7 +2885,7 @@ function DebianModifiedPreseed() {
CreateSoftLinkToGrub2FromGrub1="$1 ln -s /boot/grub/ /boot/grub2;"
# Statement of "grub-pc/timeout" in "preseed.cfg" is only valid for BIOS.
[[ "$EfiSupport" == "enabled" ]] && SetGrubTimeout="$1 sed -ri 's/GRUB_TIMEOUT=5/GRUB_TIMEOUT=3/g' /etc/default/grub; $1 sed -ri 's/set timeout=5/set timeout=3/g' /boot/grub/grub.cfg;" || SetGrubTimeout=""
export DebianModifiedProcession="${AptUpdating} ${InstallComponents} ${DisableCertExpiredCheck} ${ChangeBashrc} ${VimSupportCopy} ${VimIndentEolStart} ${DnsChangePermanently} ${ModifyMOTD} ${BurnIrregularIpv4Gate} ${BurnIrregularIpv6Gate} ${SupportIPv6orIPv4} ${ReplaceActualIpPrefix} ${AutoPlugInterfaces} ${EnableSSH} ${ReviseMOTD} ${SupportZSH} ${EnableFail2ban} ${CreateSoftLinkToGrub2FromGrub1} ${SetGrubTimeout}"
export DebianModifiedProcession="${AptUpdating} ${InstallComponents} ${DisableCertExpiredCheck} ${ChangeBashrc} ${VimSupportCopy} ${VimIndentEolStart} ${DnsChangePermanently} ${ModifyMOTD} ${BurnIrregularIpv4Gate} ${BurnIrregularIpv6Gate} ${SupportIPv6orIPv4} ${ReplaceActualIpPrefix} ${AutoPlugInterfaces} ${EnableSSH} ${ReviseMOTD} ${SupportZSH} ${EnableFail2ban} ${EnableBBR} ${CreateSoftLinkToGrub2FromGrub1} ${SetGrubTimeout}"
fi
}