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abe218950c
You can now run a test in the nixos/tests directory directly using nix-build, e.g. $ nix-build '<nixos/tests/login.nix>' -A test This gets rid of having to add the test to nixos/tests/default.nix. (Of course, you still need to add it to nixos/release.nix if you want Hydra to run the test.)
94 lines
2.4 KiB
Nix
94 lines
2.4 KiB
Nix
import ./make-test.nix (
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let
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backend =
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{ config, pkgs, ... }:
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{ services.httpd.enable = true;
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services.httpd.adminAddr = "foo@example.org";
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services.httpd.documentRoot = "${pkgs.valgrind}/share/doc/valgrind/html";
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networking.firewall.allowedTCPPorts = [ 80 ];
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};
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in
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{
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nodes =
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{ proxy =
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{ config, pkgs, nodes, ... }:
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{ services.httpd.enable = true;
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services.httpd.adminAddr = "bar@example.org";
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services.httpd.extraModules = ["proxy_balancer"];
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services.httpd.extraConfig =
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''
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ExtendedStatus on
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<Location /server-status>
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Order deny,allow
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Allow from all
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SetHandler server-status
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</Location>
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<Proxy balancer://cluster>
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Allow from all
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BalancerMember http://${nodes.backend1.config.networking.hostName} retry=0
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BalancerMember http://${nodes.backend2.config.networking.hostName} retry=0
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</Proxy>
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ProxyStatus full
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ProxyPass /server-status !
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ProxyPass / balancer://cluster/
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ProxyPassReverse / balancer://cluster/
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# For testing; don't want to wait forever for dead backend servers.
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ProxyTimeout 5
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'';
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networking.firewall.allowedTCPPorts = [ 80 ];
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};
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backend1 = backend;
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backend2 = backend;
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client = { config, pkgs, ... }: { };
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};
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testScript =
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''
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startAll;
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$proxy->waitForUnit("httpd");
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$backend1->waitForUnit("httpd");
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$backend2->waitForUnit("httpd");
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# With the back-ends up, the proxy should work.
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$client->succeed("curl --fail http://proxy/");
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$client->succeed("curl --fail http://proxy/server-status");
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# Block the first back-end.
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$backend1->block;
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# The proxy should still work.
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$client->succeed("curl --fail http://proxy/");
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$client->succeed("curl --fail http://proxy/");
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# Block the second back-end.
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$backend2->block;
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# Now the proxy should fail as well.
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$client->fail("curl --fail http://proxy/");
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# But if the second back-end comes back, the proxy should start
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# working again.
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$backend2->unblock;
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$client->succeed("curl --fail http://proxy/");
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'';
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})
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