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Added jump to ufw-before-forward rule #39

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Added jump to ufw-before-forward rule #39

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5 changes: 5 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -69,9 +69,11 @@ Modify the UFW configuration file `/etc/ufw/after.rules` and add the following r

# BEGIN UFW AND DOCKER
*filter
:ufw-before-forward - [0:0]
:ufw-user-forward - [0:0]
:ufw-docker-logging-deny - [0:0]
:DOCKER-USER - [0:0]
-A DOCKER-USER -j ufw-before-forward
-A DOCKER-USER -j ufw-user-forward

-A DOCKER-USER -j RETURN -s 10.0.0.0/8
Expand Down Expand Up @@ -127,6 +129,7 @@ The following rules allow the private networks to be able to visit each other. N

The following rules allow UFW to manage whether the public networks are allowed to visit the services provided by the Docker container. So that we can manage all firewall rules in one place.

-A DOCKER-USER -j ufw-before-forward
-A DOCKER-USER -j ufw-user-forward

For example, we want to block all outgoing connections from inside a container whose IP address is 172.17.0.9 which means to block this container to access internet or external networks. Using the following command:
Expand Down Expand Up @@ -377,9 +380,11 @@ UFW 是 Ubuntu 上很流行的一个 iptables 前端，可以非常方便的管

# BEGIN UFW AND DOCKER
*filter
:ufw-before-forward - [0:0]
:ufw-user-forward - [0:0]
:ufw-docker-logging-deny - [0:0]
:DOCKER-USER - [0:0]
-A DOCKER-USER -j ufw-before-forward
-A DOCKER-USER -j ufw-user-forward

-A DOCKER-USER -j RETURN -s 10.0.0.0/8
Expand Down
2 changes: 2 additions & 0 deletions ufw-docker
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Expand Up @@ -292,9 +292,11 @@ function ufw-docker--check-install() {
>> "${after_rules_tmp}" cat <<-\EOF
# BEGIN UFW AND DOCKER
*filter
:ufw-before-forward - [0:0]
:ufw-user-forward - [0:0]
:ufw-docker-logging-deny - [0:0]
:DOCKER-USER - [0:0]
-A DOCKER-USER -j ufw-before-forward
-A DOCKER-USER -j ufw-user-forward

-A DOCKER-USER -j RETURN -s 10.0.0.0/8
Expand Down