<div dir="ltr">Why not just change the log format to exclude the ip address or put in static ip </div><div class="gmail_extra"><br><div class="gmail_quote">On 14 February 2018 at 12:46, Tom <span dir="ltr"><<a href="mailto:tom@keepschtum.win" target="_blank">tom@keepschtum.win</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>Hi,</div><div> </div><div>I'm wondering if anyone has successfully masked ip addresses in nginx before they are written to a log file.</div><div> </div><div>I understand there are reasons why you would and would not do this.</div><div> </div><div>Anyway, my config so far, which I believe works for ipv4 addresses, but probably on only a few formats of ipv6 addresses. I've used secondary map directives to append text to the short ip address as I couldn't work out how to concatenate the variable with text, so concatenated two variables instead. (Hope that makes sense).</div><div> </div><div> </div><div><div>log_format ipmask '$remote_addr $ip_anon';</div><div> </div><div>map $remote_addr $ip_anon {</div><div> default $remote_addr;<br> "~^(?P<ipv4>[0-9]{1,3}\.[0-9]{<wbr>1,3}.)(?P<junkv4>.*)" $ipv4$ipv4suffix;<br> "~^(?P<ipv6>[^:]+:[^:]+)(?P<<wbr>junkv6>.*$)" '$ipv6 $junkv6';<br>}</div><div> </div><div>map - $ipv4suffix{<br> default 0.0;<br>}<br>map - $ipv6suffix{<br> default XX;<br>}</div><div>server {<br> listen 8080;<br> listen [::]:8080;<br> server_name _;<br> access_log /tmp/ngn-ip.log ipmask;<br> allow all;<br>}</div><div> </div><div> </div><div>Anyone got any thoughts on this?</div><div>Thanks</div></div><br>______________________________<wbr>_________________<br>
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