Difference between revisions of "Additional Firewall-Cmd Commands"

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''<span style="color:#009999"># Basic firewall-cmd setups''<syntaxhighlight lang="shell"></span>
+
''<span style="color:#009999"># Basic firewall-cmd setups</span>''<syntaxhighlight lang="shell">
 
sudo firewall-cmd --zone=public --add-port=22/tcp --permanent
 
sudo firewall-cmd --zone=public --add-port=22/tcp --permanent
 
sudo firewall-cmd --zone=public --add-port=80/tcp --permanent
 
sudo firewall-cmd --zone=public --add-port=80/tcp --permanent
Line 6: Line 6:
 
sudo firewall-cmd --zone=public --add-port=10000/tcp --permanent
 
sudo firewall-cmd --zone=public --add-port=10000/tcp --permanent
 
sudo firewall-cmd --reload
 
sudo firewall-cmd --reload
</syntaxhighlight>''<nowiki>#</nowiki> Query Firewall Settings''<syntaxhighlight lang="shell">
+
</syntaxhighlight>''<span style="color:#009999"># Zimbra firewall-cmd setups</span>''<syntaxhighlight lang="shell">
 +
sudo firewall-cmd --zone=public --add-port=25/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=80/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=110/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=143/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=443/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=465/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=587/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=993/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=995/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=7025/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=7071/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=7110/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=7143/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=7993/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=7995/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=8080/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=8443/tcp --permanent
 +
sudo firewall-cmd --zone=public --add-port=9071/tcp --permanent
 +
sudo firewall-cmd --reload
 +
</syntaxhighlight>''<span style="color:#009999"><nowiki>#</nowiki> Query Firewall Settings</span>''<syntaxhighlight lang="shell">
 
firewall-cmd --list-all
 
firewall-cmd --list-all
 
firewall-cmd --list-all-zones
 
firewall-cmd --list-all-zones
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firewall-cmd --zone=public --list-services
 
firewall-cmd --zone=public --list-services
 
firewall-cmd --zone=internal --list-services
 
firewall-cmd --zone=internal --list-services
</syntaxhighlight>''<nowiki>#</nowiki> Add Permanently to Public Zone''
+
</syntaxhighlight>''<span style="color:#009999"><nowiki>#</nowiki> Add Permanently to Public Zone''
  
<code>sudo firewall-cmd --permanent --zone=public --add-service=http --add-service=https
+
<code>sudo firewall-cmd --permanent --zone=public --add-service=http --add-service=https && sudo firewall-cmd --reload</code>
sudo firewall-cmd --reload</code>
+
''<span style="color:#009999"># Add Temporarily to Internal Zone</span>''<syntaxhighlight lang="shell">
''# Add Temporarily to Internal Zone''<syntaxhighlight lang="shell">
 
 
firewall-cmd --zone=internal --add-service=ssh
 
firewall-cmd --zone=internal --add-service=ssh
firewall-cmd --zone=internal --add-source=154.160.26.149/16
+
firewall-cmd --zone=internal --add-source=53.52.51.50/16 --permanent
firewall-cmd --zone=internal --add-source=102.176.65.133/16
+
firewall-cmd --zone=internal --add-source=100.99.98.97/16 --permanent
 
firewall-cmd --zone=public --remove-service=ssh
 
firewall-cmd --zone=public --remove-service=ssh
 
firewall-cmd --zone=public --remove-port=22/tcp
 
firewall-cmd --zone=public --remove-port=22/tcp
</syntaxhighlight>''# Commit Temporary Changes Permanently''
+
</syntaxhighlight>''<span style="color:#009999"># Commit Temporary Changes Permanently</span>''
 
<code>firewall-cmd --runtime-to-permanent</code>
 
<code>firewall-cmd --runtime-to-permanent</code>
  
''# Remove an IP from Allowed IPs''
+
''<span style="color:#009999"># Remove an IP from Allowed IPs</span>''
  
<code>firewall-cmd --zone=internal --remove-source=102.176.65.133/16</code>  
+
<code>firewall-cmd --zone=internal --remove-source=100.99.98.97/16</code>
  
''# DOCKER FIREWALLD''
+
''<span style="color:#009999"># DOCKER FIREWALLD</span>''
  
''# Masquerading allows for docker ingress and egress (this is the juicy bit)''
+
''<span style="color:#009999"># Masquerading allows for docker ingress and egress (this is the juicy bit)</span>''
  
 
<code>firewall-cmd --zone=public --add-masquerade --permanent</code>
 
<code>firewall-cmd --zone=public --add-masquerade --permanent</code>
  
''# Specifically allow incoming traffic on port 80/443 (nothing new here)''
+
''<span style="color:#009999"># Specifically allow incoming traffic on port 80/443 (nothing new here)</span>''
  
 
<code>firewall-cmd --zone=public --add-port=80/tcp</code>
 
<code>firewall-cmd --zone=public --add-port=80/tcp</code>
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<code>firewall-cmd --zone=public --add-port=443/tcp</code>
 
<code>firewall-cmd --zone=public --add-port=443/tcp</code>
  
''# Reload firewall to apply permanent rules''
+
''<span style="color:#009999"># Reload firewall to apply permanent rules</span>''
  
 
<code>firewall-cmd --reload</code>
 
<code>firewall-cmd --reload</code>
  
''# docker firewalld 2''
+
''<span style="color:#009999"># docker firewalld 2</span>''
  
''# Check what interface docker is using, e.g. 'docker0'''
+
''<span style="color:#009999"># Check what interface docker is using, e.g. 'docker0'</span>''
  
 
<code>ip link show</code>
 
<code>ip link show</code>
  
''# Check available firewalld zones, e.g. 'public'''
+
''<span style="color:#009999"># Check available firewalld zones, e.g. 'public'</span>''
  
 
<code>sudo firewall-cmd --get-active-zones</code>
 
<code>sudo firewall-cmd --get-active-zones</code>
  
''# Check what zone the docker interface it bound to, most likely 'no zone' yet''
+
''<span style="color:#009999"># Check what zone the docker interface it bound to, most likely 'no zone' yet</span>''
  
 
<code>sudo firewall-cmd --get-zone-of-interface=docker0</code>
 
<code>sudo firewall-cmd --get-zone-of-interface=docker0</code>
  
''# So add the 'docker0' interface to the 'public' zone. Changes will be visible only after firewalld reload''
+
''<span style="color:#009999"># So add the 'docker0' interface to the 'public' zone. Changes will be visible only after firewalld reload</span>''
  
 
<code>sudo nmcli connection modify docker0 connection.zone public</code>
 
<code>sudo nmcli connection modify docker0 connection.zone public</code>
  
''# Masquerading allows for docker ingress and egress (this is the juicy bit)''
+
''<span style="color:#009999"># Masquerading allows for docker ingress and egress (this is the juicy bit)</span>''
  
 
<code>sudo firewall-cmd --zone=public --add-masquerade --permanent</code>
 
<code>sudo firewall-cmd --zone=public --add-masquerade --permanent</code>
  
''# Optional open required incomming ports (wasn't required in my tests)''
+
''<span style="color:#009999"># Optional open required incomming ports (wasn't required in my tests)</span>''
  
 
<code>sudo firewall-cmd --zone=public --add-port=443/tcp</code>
 
<code>sudo firewall-cmd --zone=public --add-port=443/tcp</code>
  
''# Reload firewalld''
+
''<span style="color:#009999"># Reload firewalld</span>''
  
 
<code>sudo firewall-cmd --reload</code>
 
<code>sudo firewall-cmd --reload</code>
  
''# Reload dockerd''
+
''<span style="color:#009999"># Reload dockerd</span>''
  
 
<code>sudo systemctl restart docker</code>
 
<code>sudo systemctl restart docker</code>

Latest revision as of 06:59, 1 September 2021

# Basic firewall-cmd setups

sudo firewall-cmd --zone=public --add-port=22/tcp --permanent
sudo firewall-cmd --zone=public --add-port=80/tcp --permanent
sudo firewall-cmd --zone=public --add-port=443/tcp --permanent
sudo firewall-cmd --zone=public --add-port=8080/tcp --permanent
sudo firewall-cmd --zone=public --add-port=10000/tcp --permanent
sudo firewall-cmd --reload

# Zimbra firewall-cmd setups

sudo firewall-cmd --zone=public --add-port=25/tcp --permanent
sudo firewall-cmd --zone=public --add-port=80/tcp --permanent
sudo firewall-cmd --zone=public --add-port=110/tcp --permanent
sudo firewall-cmd --zone=public --add-port=143/tcp --permanent
sudo firewall-cmd --zone=public --add-port=443/tcp --permanent
sudo firewall-cmd --zone=public --add-port=465/tcp --permanent
sudo firewall-cmd --zone=public --add-port=587/tcp --permanent
sudo firewall-cmd --zone=public --add-port=993/tcp --permanent
sudo firewall-cmd --zone=public --add-port=995/tcp --permanent
sudo firewall-cmd --zone=public --add-port=7025/tcp --permanent
sudo firewall-cmd --zone=public --add-port=7071/tcp --permanent
sudo firewall-cmd --zone=public --add-port=7110/tcp --permanent
sudo firewall-cmd --zone=public --add-port=7143/tcp --permanent
sudo firewall-cmd --zone=public --add-port=7993/tcp --permanent
sudo firewall-cmd --zone=public --add-port=7995/tcp --permanent
sudo firewall-cmd --zone=public --add-port=8080/tcp --permanent
sudo firewall-cmd --zone=public --add-port=8443/tcp --permanent
sudo firewall-cmd --zone=public --add-port=9071/tcp --permanent
sudo firewall-cmd --reload

# Query Firewall Settings

firewall-cmd --list-all
firewall-cmd --list-all-zones
firewall-cmd --get-default-zone
firewall-cmd --get-active-zones
firewall-cmd --list-services
firewall-cmd --list-ports
firewall-cmd --zone=public --list-services
firewall-cmd --zone=internal --list-services

# Add Permanently to Public Zone

sudo firewall-cmd --permanent --zone=public --add-service=http --add-service=https && sudo firewall-cmd --reload

# Add Temporarily to Internal Zone

firewall-cmd --zone=internal --add-service=ssh
firewall-cmd --zone=internal --add-source=53.52.51.50/16 --permanent
firewall-cmd --zone=internal --add-source=100.99.98.97/16 --permanent
firewall-cmd --zone=public --remove-service=ssh
firewall-cmd --zone=public --remove-port=22/tcp

# Commit Temporary Changes Permanently

firewall-cmd --runtime-to-permanent

# Remove an IP from Allowed IPs

firewall-cmd --zone=internal --remove-source=100.99.98.97/16

# DOCKER FIREWALLD

# Masquerading allows for docker ingress and egress (this is the juicy bit)

firewall-cmd --zone=public --add-masquerade --permanent

# Specifically allow incoming traffic on port 80/443 (nothing new here)

firewall-cmd --zone=public --add-port=80/tcp

firewall-cmd --zone=public --add-port=443/tcp

# Reload firewall to apply permanent rules

firewall-cmd --reload

# docker firewalld 2

# Check what interface docker is using, e.g. 'docker0'

ip link show

# Check available firewalld zones, e.g. 'public'

sudo firewall-cmd --get-active-zones

# Check what zone the docker interface it bound to, most likely 'no zone' yet

sudo firewall-cmd --get-zone-of-interface=docker0

# So add the 'docker0' interface to the 'public' zone. Changes will be visible only after firewalld reload

sudo nmcli connection modify docker0 connection.zone public

# Masquerading allows for docker ingress and egress (this is the juicy bit)

sudo firewall-cmd --zone=public --add-masquerade --permanent

# Optional open required incomming ports (wasn't required in my tests)

sudo firewall-cmd --zone=public --add-port=443/tcp

# Reload firewalld

sudo firewall-cmd --reload

# Reload dockerd

sudo systemctl restart docker