mirror of
https://github.com/MHSanaei/3x-ui.git
synced 2026-02-28 13:13:00 +00:00
77 lines
2.2 KiB
Bash
77 lines
2.2 KiB
Bash
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#!/bin/bash
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# lib/bbr.sh - BBR TCP congestion control management
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# Include guard
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[[ -n "${__X_UI_BBR_INCLUDED:-}" ]] && return 0
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__X_UI_BBR_INCLUDED=1
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# Source dependencies
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source "${LIB_DIR}/common.sh"
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bbr_menu() {
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echo -e "${green}\t1.${plain} Enable BBR"
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echo -e "${green}\t2.${plain} Disable BBR"
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echo -e "${green}\t0.${plain} Back to Main Menu"
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read -rp "Choose an option: " choice
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case "$choice" in
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0)
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show_menu
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;;
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1)
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enable_bbr
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bbr_menu
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;;
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2)
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disable_bbr
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bbr_menu
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;;
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*)
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echo -e "${red}Invalid option. Please select a valid number.${plain}\n"
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bbr_menu
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;;
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esac
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}
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disable_bbr() {
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if ! grep -q "net.core.default_qdisc=fq" /etc/sysctl.conf || ! grep -q "net.ipv4.tcp_congestion_control=bbr" /etc/sysctl.conf; then
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echo -e "${yellow}BBR is not currently enabled.${plain}"
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before_show_menu
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fi
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# Replace BBR with CUBIC configurations
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sed -i 's/net.core.default_qdisc=fq/net.core.default_qdisc=pfifo_fast/' /etc/sysctl.conf
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sed -i 's/net.ipv4.tcp_congestion_control=bbr/net.ipv4.tcp_congestion_control=cubic/' /etc/sysctl.conf
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# Apply changes
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sysctl -p
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# Verify that BBR is replaced with CUBIC
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if [[ $(sysctl net.ipv4.tcp_congestion_control | awk '{print $3}') == "cubic" ]]; then
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echo -e "${green}BBR has been replaced with CUBIC successfully.${plain}"
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else
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echo -e "${red}Failed to replace BBR with CUBIC. Please check your system configuration.${plain}"
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fi
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}
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enable_bbr() {
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if grep -q "net.core.default_qdisc=fq" /etc/sysctl.conf && grep -q "net.ipv4.tcp_congestion_control=bbr" /etc/sysctl.conf; then
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echo -e "${green}BBR is already enabled!${plain}"
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before_show_menu
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fi
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# Enable BBR
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echo "net.core.default_qdisc=fq" | tee -a /etc/sysctl.conf
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echo "net.ipv4.tcp_congestion_control=bbr" | tee -a /etc/sysctl.conf
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# Apply changes
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sysctl -p
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# Verify that BBR is enabled
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if [[ $(sysctl net.ipv4.tcp_congestion_control | awk '{print $3}') == "bbr" ]]; then
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echo -e "${green}BBR has been enabled successfully.${plain}"
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else
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echo -e "${red}Failed to enable BBR. Please check your system configuration.${plain}"
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fi
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}
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