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Merge pull request #2266 from aya/fix-iptables-example

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fix iptables example to forbid outgoing port 25
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Alexandre Aubin 2023-06-20 18:35:56 +02:00 • committed by GitHub
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pages/06.contribute/10.packaging_apps/60.advanced/50.hooks/packaging_apps_hooks.md
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@ -578,10 +578,11 @@ This hooks is run at the end of the command `yunohost firewall reload` or equiva
##### Examples
###### Forbid completely the outgoing 25 port
###### Forbid completely the outgoing 25 port except for postfix user
```bash
#!/bin/bash
iptables -A OUTPUT -p tcp -m tcp --dport 25 -j ACCEPT
iptables -A OUTPUT -p tcp --dport 25 -m owner --uid-owner postfix -j ACCEPT
iptables -A OUTPUT -p tcp --dport 25 -m tcp -j REJECT --reject-with icmp-port-unreachable
```
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