nixpkgs/nixos/tests/privoxy.nix
2023-11-05 17:43:11 +01:00

127 lines
4.5 KiB
Nix

import ./make-test-python.nix ({ lib, pkgs, ... }:
let
# Note: For some reason Privoxy can't issue valid
# certificates if the CA is generated using gnutls :(
certs = pkgs.runCommand "example-certs"
{ buildInputs = [ pkgs.openssl ]; }
''
mkdir $out
# generate CA keypair
openssl req -new -nodes -x509 \
-extensions v3_ca -keyout $out/ca.key \
-out $out/ca.crt -days 365 \
-subj "/O=Privoxy CA/CN=Privoxy CA"
# generate server key/signing request
openssl genrsa -out $out/server.key 3072
openssl req -new -key $out/server.key \
-out server.csr -sha256 \
-subj "/O=An unhappy server./CN=example.com"
# sign the request/generate the certificate
openssl x509 -req -in server.csr -CA $out/ca.crt \
-CAkey $out/ca.key -CAcreateserial -out $out/server.crt \
-days 500 -sha256
'';
in
{
name = "privoxy";
meta = with lib.maintainers; {
maintainers = [ rnhmjoj ];
};
nodes.machine = { ... }: {
services.nginx.enable = true;
services.nginx.virtualHosts."example.com" = {
addSSL = true;
sslCertificate = "${certs}/server.crt";
sslCertificateKey = "${certs}/server.key";
locations."/".root = pkgs.writeTextFile
{ name = "bad-day";
destination = "/how-are-you/index.html";
text = "I've had a bad day!\n";
};
locations."/ads".extraConfig = ''
return 200 "Hot Nixpkgs PRs in your area. Click here!\n";
'';
};
services.privoxy = {
enable = true;
inspectHttps = true;
settings = {
ca-cert-file = "${certs}/ca.crt";
ca-key-file = "${certs}/ca.key";
debug = 65536;
};
userActions = ''
{+filter{positive}}
example.com
{+block{Fake ads}}
example.com/ads
'';
userFilters = ''
FILTER: positive This is a filter example.
s/bad/great/ig
'';
};
security.pki.certificateFiles = [ "${certs}/ca.crt" ];
networking.hosts."::1" = [ "example.com" ];
networking.proxy.httpProxy = "http://localhost:8118";
networking.proxy.httpsProxy = "http://localhost:8118";
};
nodes.machine_socks4 = { ... }: { services.privoxy = { enable = true; settings.forward-socks4 = "/ 127.0.0.1:9050 ."; }; };
nodes.machine_socks4a = { ... }: { services.privoxy = { enable = true; settings.forward-socks4a = "/ 127.0.0.1:9050 ."; }; };
nodes.machine_socks5 = { ... }: { services.privoxy = { enable = true; settings.forward-socks5 = "/ 127.0.0.1:9050 ."; }; };
nodes.machine_socks5t = { ... }: { services.privoxy = { enable = true; settings.forward-socks5t = "/ 127.0.0.1:9050 ."; }; };
testScript =
''
with subtest("Privoxy is running"):
machine.wait_for_unit("privoxy")
machine.wait_for_open_port(8118)
machine.succeed("curl -f http://config.privoxy.org")
with subtest("Privoxy can filter http requests"):
machine.wait_for_open_port(80)
assert "great day" in machine.succeed(
"curl -sfL http://example.com/how-are-you? | tee /dev/stderr"
)
with subtest("Privoxy can filter https requests"):
machine.wait_for_open_port(443)
assert "great day" in machine.succeed(
"curl -sfL https://example.com/how-are-you? | tee /dev/stderr"
)
with subtest("Blocks are working"):
machine.wait_for_open_port(443)
machine.fail("curl -f https://example.com/ads 1>&2")
machine.succeed("curl -f https://example.com/PRIVOXY-FORCE/ads 1>&2")
with subtest("Temporary certificates are cleaned"):
# Count current certificates
machine.succeed("test $(ls /run/privoxy/certs | wc -l) -gt 0")
# Forward in time 12 days, trigger the timer..
machine.succeed("date -s \"$(date --date '12 days')\"")
machine.systemctl("start systemd-tmpfiles-clean")
# ...and count again
machine.succeed("test $(ls /run/privoxy/certs | wc -l) -eq 0")
with subtest("Privoxy supports socks upstream proxies"):
for m in [machine_socks4, machine_socks4a, machine_socks5, machine_socks5t]:
m.wait_for_unit("privoxy")
m.wait_for_open_port(8118)
# We expect a 503 error because the dummy upstream proxy is not reachable.
# In issue #265654, instead privoxy segfaulted causing curl to exit with "Empty reply from server".
m.succeed("http_proxy=http://localhost:8118 curl -v http://does-not-exist/ 2>&1 | grep 'HTTP/1.1 503'")
'';
})