refactor: enable QA tests and jafar self test (#208)

* refactor: enable QA tests and jafar self test

Part of https://github.com/ooni/probe/issues/1335

* chore: make sure all workflows run on release branches

internal/engine/QA/hirl.py

@@ -1,67 +0,0 @@
-#!/usr/bin/env python3
-
-
-""" ./QA/hirl.py - main QA script for hirl
-
-    This script performs a bunch of hirl tests under censored
-    network conditions and verifies that the measurement is consistent
-    with the expectations, by parsing the resulting JSONL. """
-
-import contextlib
-import json
-import os
-import shlex
-import socket
-import subprocess
-import sys
-import time
-import urllib.parse
-
-sys.path.insert(0, ".")
-import common
-
-
-def execute_jafar_and_return_validated_test_keys(ooni_exe, outfile, tag, args):
-    """ Executes jafar and returns the validated parsed test keys, or throws
-        an AssertionError if the result is not valid. """
-    tk = common.execute_jafar_and_miniooni(
-        ooni_exe, outfile, "http_invalid_request_line", tag, args
-    )
-    # TODO(bassosimone): what checks to put here?
-    return tk
-
-
-def hirl_transparent_proxy(ooni_exe, outfile):
-    """ Test case where we're passing through a transparent proxy """
-    args = ["-iptables-hijack-http-to", "127.0.0.1:80"]
-    tk = execute_jafar_and_return_validated_test_keys(
-        ooni_exe, outfile, "hirl_transparent_proxy", args,
-    )
-    count = 0
-    for entry in tk["failure_list"]:
-        if entry is None:
-            count += 1
-        elif entry == "eof_error":
-            count += 1e03
-        else:
-            count += 1e06
-    assert count == 3002
-    assert tk["tampering_list"] == [True, True, True, True, True]
-    assert tk["tampering"] == True
-
-
-def main():
-    if len(sys.argv) != 2:
-        sys.exit("usage: %s /path/to/ooniprobelegacy-like/binary" % sys.argv[0])
-    outfile = "hirl.jsonl"
-    ooni_exe = sys.argv[1]
-    tests = [
-        hirl_transparent_proxy,
-    ]
-    for test in tests:
-        test(ooni_exe, outfile)
-        time.sleep(7)
-
-
-if __name__ == "__main__":
-    main()