nixpkgs/nixos/tests/haproxy.nix

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import ./make-test.nix ({ pkgs, ...}: {
name = "haproxy";
nodes = {
machine = { ... }: {
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imports = [ ../modules/profiles/minimal.nix ];
services.haproxy = {
enable = true;
config = ''
defaults
timeout connect 10s
backend http_server
mode http
server httpd [::1]:8000
frontend http
bind *:80
mode http
option http-use-htx
http-request use-service prometheus-exporter if { path /metrics }
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use_backend http_server
'';
};
services.httpd = {
enable = true;
documentRoot = pkgs.writeTextDir "index.txt" "We are all good!";
adminAddr = "notme@yourhost.local";
listen = [{
ip = "::1";
port = 8000;
}];
};
};
};
testScript = ''
startAll;
$machine->waitForUnit('multi-user.target');
$machine->waitForUnit('haproxy.service');
$machine->waitForUnit('httpd.service');
$machine->succeed('curl -k http://localhost:80/index.txt | grep "We are all good!"');
$machine->succeed('curl -k http://localhost:80/metrics | grep haproxy_process_pool_allocated_bytes');
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'';
})