Caddy: Difference between revisions
→Reverse proxy: Add example on forward real client ip
imported>Malteneuss m (Show caddy config as part of whole NixOS module) |
(→Reverse proxy: Add example on forward real client ip) |
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== Get started == | == Get started == | ||
To try out Caddy add the following minimal example to your [ | To try out Caddy add the following minimal example to your [[NixOS modules | NixOS module]]: | ||
<syntaxhighlight lang="nix"> | <syntaxhighlight lang="nix"> | ||
{ | { | ||
# ... | # ... | ||
services.caddy = { | |||
enable = true; | enable = true; | ||
virtualHosts."localhost".extraConfig = '' | virtualHosts."localhost".extraConfig = '' | ||
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</syntaxhighlight> | </syntaxhighlight> | ||
Curl will set <code>Host</code> header and TLS <code>SNI</> in the request to <code><virtualhost></code> as desired by Caddy, but will make the actual request against the <code><realhost></code>, e.g. a load-balancer or ingress-controller. | Curl will set <code>Host</code> header and TLS <code>SNI</code> in the request to <code><virtualhost></code> as desired by Caddy, but will make the actual request against the <code><realhost></code>, e.g. a load-balancer or ingress-controller. | ||
Alternatively with http and automatic redirects to https you can extend that call: | Alternatively with http and automatic redirects to https you can extend that call: | ||
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virtualHosts."example.org".extraConfig = '' | virtualHosts."example.org".extraConfig = '' | ||
reverse_proxy http://10.25.40.6 | reverse_proxy http://10.25.40.6 | ||
''; | |||
virtualHosts."another.example.org".extraConfig = '' | |||
reverse_proxy unix//run/gunicorn.sock | |||
''; | |||
}; | |||
</syntaxhighlight>In case you would like to forward the real client IP of the request to the backend, add following headers<syntaxhighlight lang="nix"> | |||
services.caddy = { | |||
virtualHosts."example.org".extraConfig = '' | |||
reverse_proxy http://10.25.40.6 { | |||
header_down X-Real-IP {http.request.remote} | |||
header_down X-Forwarded-For {http.request.remote} | |||
} | |||
''; | ''; | ||
}; | }; | ||
</syntaxhighlight> | </syntaxhighlight>Fur further reverse proxy configuration, see [https://caddyserver.com/docs/quick-starts/reverse-proxy upstream documentation]. | ||
=== Redirect === | === Redirect === | ||
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virtualHosts."example.org" = { | virtualHosts."example.org" = { | ||
extraConfig = '' | extraConfig = '' | ||
redir https://www.example.org | redir https://www.example.org{uri} | ||
''; | ''; | ||
serverAliases = [ "old.example.org" ]; | |||
}; | }; | ||
</syntaxhighlight> | </syntaxhighlight> | ||
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[[Category:Applications]] | [[Category:Applications]] | ||
[[Category: | [[Category:Server]] | ||
[[Category:Networking]] | |||