squid-asnbl: Update to 0.2.5

This upstream release incorporates the patch added for resolving #13023.

Signed-off-by: Peter Müller <peter.mueller@ipfire.org>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

src/patches/squid/squid-asnbl-0.2.4_initialise_global_variables_to_make_compatible_with_python_3.patch

@@ -1,100 +0,0 @@
---- squid-asnbl-0.2.4/asnbl-helper_orig.py
-+++ squid-asnbl-0.2.4/asnbl-helper.py
-@@ -172,17 +172,19 @@
-     return parsedasns
- 
- 
--def resolve_asn(ipaddr: str, asndb):
--    """ Function call: resolve_asn(IP address to be resolved,
--                                   ASN database instance object)
--    This function looks up the Autonomous System for the given IP address. It expects
--    an IPFire location database object to be passed as a second parameter, hence relying
--    on another function to set that up. """
-+def resolve_asn(ipaddr: str):
-+    """ Function call: resolve_asn(IP address to be resolved)
-+    This function looks up the Autonomous System for the given IP address. """
-+
-+    # Fix for #13023
-+    # Initialize the result variable before it's first use, otherwise python3
-+    # will sometimes detect a 'mismatch' using global and local variables
-+    lookup_result = None
- 
-     # libloc cannot handle ipaddress objects here, so casting into a string is necessary
-     # for good measure, to avoid exceptions here...
-     try:
--        result = asndb.lookup(str(ipaddr))
-+        lookup_result = ASNDB.lookup(str(ipaddr))
-     except BlockingIOError:
-         # XXX: Prevent likely libloc bug from causing this helper to crash
-         # (see upstream bug https://bugzilla.ipfire.org/show_bug.cgi?id=13023)
-@@ -190,21 +192,25 @@
- 
-     # In case nothing was returned above, satisfy result expectation to this function...
-     try:
--        if not result.asn:
-+        if not lookup_result.asn:
-             return 0
-     except AttributeError:
-         return 0
- 
--    return result.asn
--
--
--def asndb_response_tests(testdata: str, asndb):
--    """ Function call: asndb_response_tests(response rest data,
--                                            ASN database instance object)
-+    return lookup_result.asn
-+
-+
-+def asndb_response_tests(testdata: str):
-+    """ Function call: asndb_response_tests(response rest data)
- 
-     This function asserts the given ASN database to return expected ASNs for
-     given IP addresses in order to be considered operational. It returns
-     True if this test succeeds, and False otherwise. """
-+
-+    # Fix for #13023
-+    # Initialize the result variable before it's first use, otherwise python3
-+    # will sometimes detect a 'mismatch' using global and local variables
-+    lookup_result_test = None
- 
-     tresult = True
- 
-@@ -216,13 +222,13 @@
- 
-     for stestdata in ptdata:
-         LOGIT.debug("Running response test for '%s' against ASNDB '%s' ...",
--                    stestdata, asndb)
--
--        returndata = resolve_asn(stestdata[0], asndb)
--
--        if returndata != int(stestdata[1]):
-+                    stestdata, ASNDB)
-+
-+        lookup_result_test = resolve_asn(stestdata[0])
-+
-+        if lookup_result_test != int(stestdata[1]):
-             LOGIT.error("Response test failed for ASNDB '%s' (tuple: %s), aborting",
--                        asndb, stestdata)
-+                        ASNDB, stestdata)
-             tresult = False
-             break
- 
-@@ -428,7 +434,7 @@
- ASNDB = set_up_location_database(config["GENERAL"]["ASNDB_PATH"])
- 
- LOGIT.debug("Running ASN database response tests...")
--if asndb_response_tests(config["GENERAL"]["TESTDATA"], ASNDB):
-+if asndb_response_tests(config["GENERAL"]["TESTDATA"]):
-     LOGIT.debug("ASN database operational - excellent. Waiting for input...")
- else:
-     LOGIT.error("ASN database response tests failed, aborting")
-@@ -490,7 +496,7 @@
-     ASNS = []
-     for singleip in IPS:
-         # Enumerate ASN for this IP address...
--        resolvedasn = resolve_asn(singleip, ASNDB)
-+        resolvedasn = resolve_asn(singleip)
- 
-         # In case protection against destinations without public AS announcements for their
-         # IP addresses is desired, the query will be denied in case ASN = 0 appears in an