Merge pull request #19851 from michalpalka/xen-fix-xen-bridge

xen service: fix iptables race condition in xen-bridge.service
This commit is contained in:
Joachim F 2016-11-28 16:30:16 +01:00 committed by GitHub
commit 944868dd9b

View file

@ -331,11 +331,11 @@ in
EOF
# DHCP
${pkgs.iptables}/bin/iptables -I INPUT -i ${cfg.bridge.name} -p tcp -s $XEN_BRIDGE_NETWORK_ADDRESS/${toString cfg.bridge.prefixLength} --sport 68 --dport 67 -j ACCEPT
${pkgs.iptables}/bin/iptables -I INPUT -i ${cfg.bridge.name} -p udp -s $XEN_BRIDGE_NETWORK_ADDRESS/${toString cfg.bridge.prefixLength} --sport 68 --dport 67 -j ACCEPT
${pkgs.iptables}/bin/iptables -w -I INPUT -i ${cfg.bridge.name} -p tcp -s $XEN_BRIDGE_NETWORK_ADDRESS/${toString cfg.bridge.prefixLength} --sport 68 --dport 67 -j ACCEPT
${pkgs.iptables}/bin/iptables -w -I INPUT -i ${cfg.bridge.name} -p udp -s $XEN_BRIDGE_NETWORK_ADDRESS/${toString cfg.bridge.prefixLength} --sport 68 --dport 67 -j ACCEPT
# DNS
${pkgs.iptables}/bin/iptables -I INPUT -i ${cfg.bridge.name} -p tcp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
${pkgs.iptables}/bin/iptables -I INPUT -i ${cfg.bridge.name} -p udp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
${pkgs.iptables}/bin/iptables -w -I INPUT -i ${cfg.bridge.name} -p tcp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
${pkgs.iptables}/bin/iptables -w -I INPUT -i ${cfg.bridge.name} -p udp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
${pkgs.bridge-utils}/bin/brctl addbr ${cfg.bridge.name}
${pkgs.inetutils}/bin/ifconfig ${cfg.bridge.name} ${cfg.bridge.address}
@ -347,11 +347,11 @@ in
${pkgs.bridge-utils}/bin/brctl delbr ${cfg.bridge.name}
# DNS
${pkgs.iptables}/bin/iptables -D INPUT -i ${cfg.bridge.name} -p udp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
${pkgs.iptables}/bin/iptables -D INPUT -i ${cfg.bridge.name} -p tcp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
${pkgs.iptables}/bin/iptables -w -D INPUT -i ${cfg.bridge.name} -p udp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
${pkgs.iptables}/bin/iptables -w -D INPUT -i ${cfg.bridge.name} -p tcp -d ${cfg.bridge.address} --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
# DHCP
${pkgs.iptables}/bin/iptables -D INPUT -i ${cfg.bridge.name} -p udp --sport 68 --dport 67 -j ACCEPT
${pkgs.iptables}/bin/iptables -D INPUT -i ${cfg.bridge.name} -p tcp --sport 68 --dport 67 -j ACCEPT
${pkgs.iptables}/bin/iptables -w -D INPUT -i ${cfg.bridge.name} -p udp --sport 68 --dport 67 -j ACCEPT
${pkgs.iptables}/bin/iptables -w -D INPUT -i ${cfg.bridge.name} -p tcp --sport 68 --dport 67 -j ACCEPT
'';
};