31 lines
1.8 KiB
Bash
31 lines
1.8 KiB
Bash
sudo sysctl -w net.ipv4.ip_forward=1
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sudo iptables -C INPUT -p icmp --icmp-type echo-request -j DROP || sudo iptables -A INPUT -p icmp --icmp-type echo-request -j DROP
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#sudo iptables -P FORWARD ACCEPT
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sudo iptables -C FORWARD -j DOCKER-USER || sudo iptables -A FORWARD -j DOCKER-USER
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sudo iptables -C FORWARD -j DOCKER-ISOLATION-STAGE-1 || sudo iptables -A FORWARD -j DOCKER-ISOLATION-STAGE-1; \
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sudo iptables -C FORWARD -o docker0 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT || sudo iptables -A FORWARD -o docker0 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT; \
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sudo iptables -C FORWARD -o docker0 -j DOCKER || sudo iptables -A FORWARD -o docker0 -j DOCKER; \
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sudo iptables -C FORWARD -i docker0 ! -o docker0 -j ACCEPT || sudo iptables -A FORWARD -i docker0 ! -o docker0 -j ACCEPT; \
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sudo iptables -C FORWARD -i docker0 -o docker0 -j ACCEPT || sudo iptables -A FORWARD -i docker0 -o docker0 -j ACCEPT
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# Tuning network
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sudo sysctl fs.file-max=51200; \
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sudo sysctl net.core.rmem_max=67108864; \
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sudo sysctl net.core.wmem_max=67108864; \
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sudo sysctl net.core.netdev_max_backlog=250000; \
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sudo sysctl net.core.somaxconn=4096; \
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sudo sysctl net.ipv4.tcp_syncookies=1; \
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sudo sysctl net.ipv4.tcp_tw_reuse=1; \
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sudo sysctl net.ipv4.tcp_tw_recycle=0; \
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sudo sysctl net.ipv4.tcp_fin_timeout=30; \
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sudo sysctl net.ipv4.tcp_keepalive_time=1200; \
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sudo sysctl net.ipv4.ip_local_port_range="10000 65000"; \
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sudo sysctl net.ipv4.tcp_max_syn_backlog=8192; \
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sudo sysctl net.ipv4.tcp_max_tw_buckets=5000; \
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sudo sysctl net.ipv4.tcp_fastopen=3; \
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sudo sysctl net.ipv4.tcp_mem="25600 51200 102400"; \
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sudo sysctl net.ipv4.tcp_rmem="4096 87380 67108864"; \
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sudo sysctl net.ipv4.tcp_wmem="4096 65536 67108864"; \
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sudo sysctl net.ipv4.tcp_mtu_probing=1; \
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sudo sysctl net.ipv4.tcp_congestion_control=hybla
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