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#!/usr/bin/env python3
from sys import exit
from test.http_test import HTTPTest
from misc.wget_file import WgetFile
import hashlib
from base64 import b64encode
"""
This is to test Metalink/HTTP quoted values support in Wget.
"""
# Helper function for hostname, port and digest substitution
def SubstituteServerInfo (text, host, port, digest):
text = text.replace('{{FILE1_HASH}}', digest)
text = text.replace('{{SRV_HOST}}', host)
text = text.replace('{{SRV_PORT}}', str (port))
return text
############# File Definitions ###############################################
File1 = "Would you like some Tea?"
File1_corrupted = "Would you like some Coffee?"
File1_lowPref = "Do not take this"
File1_sha256 = b64encode (hashlib.sha256 (File1.encode ('UTF-8')).digest ()).decode ('ascii')
Signature = '''-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.0.7 (GNU/Linux)
This is no valid signature. But it should be downloaded.
The attempt to verify should fail but should not prevent
a successful metalink resource retrieval (the sig failure
should not be fatal).
-----END PGP SIGNATURE-----
'''
File2 = "No meta data for this file."
LinkHeaders = [
# This file has low priority and should not be picked.
"<http://{{SRV_HOST}}:{{SRV_PORT}}/File1_lowPref>; rel=\"duplicate\"; pri=\"9\"; geo=\"pl\"",
# This file should be picked second, after hash failure.
"<http://0.0.0.0/File1_try2_badconnection>; rel =\"duplicate\";pref; pri=\"7\"",
# This signature download will fail.
"<http://{{SRV_HOST}}:{{SRV_PORT}}/Sig2.asc>; rel=\"describedby\"; type=\"application/pgp-signature\"",
# Two good signatures
"<http://{{SRV_HOST}}:{{SRV_PORT}}/Sig.asc>; rel=\"describedby\"; type=\"application/pgp-signature\"",
"<http://{{SRV_HOST}}:{{SRV_PORT}}/Sig.asc>; rel=\"describedby\"; type=\"application/pgp-signature\"",
# Bad URL scheme
"<invalid_url>; rel=\"duplicate\"; pri=\"4\"",
# rel missing
"<http://{{SRV_HOST}}:{{SRV_PORT}}/File1>; pri=\"1\"; pref",
# invalid rel
"<http://{{SRV_HOST}}:{{SRV_PORT}}/File1>; rel=\"strange\"; pri=\"4\"",
# This file should be picked first, because it has the lowest pri among preferred.
"<http://{{SRV_HOST}}:{{SRV_PORT}}/File1_try1_corrupted>; rel=\"duplicate\"; geo=\"su\"; pri=\"4\"; pref",
# This file should NOT be picked third due to preferred location set to 'uk'
"<http://{{SRV_HOST}}:{{SRV_PORT}}/File1_badgeo>; rel =\"duplicate\";pri=\"5\"",
# This file should be picked as third try, and it should succeed
"<http://{{SRV_HOST}}:{{SRV_PORT}}/File1_try3_ok>; rel=\'duplicate\'; pri=\"5\";geo=\"uk\""
]
DigestHeader = "SHA-256=\'{{FILE1_HASH}}\'"
# This will be filled as soon as we know server hostname and port
MetaFileRules = {'SendHeader' : {}}
FileOkServer = WgetFile ("File1_try3_ok", File1)
FileBadPref = WgetFile ("File1_lowPref", File1_lowPref)
FileBadHash = WgetFile ("File1_try1_corrupted", File1_corrupted)
MetaFile = WgetFile ("test.meta", rules=MetaFileRules)
# In case of Metalink over HTTP, the local file name is
# derived from the URL suffix.
FileOkLocal = WgetFile ("test.meta", File1)
SigFile = WgetFile ("Sig.asc", Signature)
FileNoMeta = WgetFile ("File2", File2)
WGET_OPTIONS = "--metalink-over-http --preferred-location=uk"
WGET_URLS = [["test.meta", "File2"]]
Files = [[FileOkServer, FileBadPref, FileBadHash, MetaFile, SigFile, FileNoMeta]]
Existing_Files = []
ExpectedReturnCode = 0
ExpectedDownloadedFiles = [FileNoMeta, FileOkLocal]
RequestList = [
[
"HEAD /test.meta",
"GET /Sig2.asc",
"GET /Sig.asc",
"GET /File1_try1_corrupted",
"GET /File1_try3_ok",
"HEAD /File2",
"GET /File2",
]
]
################ Pre and Post Test Hooks #####################################
pre_test = {
"ServerFiles" : Files,
"LocalFiles" : Existing_Files
}
test_options = {
"WgetCommands" : WGET_OPTIONS,
"Urls" : WGET_URLS
}
post_test = {
"ExpectedFiles" : ExpectedDownloadedFiles,
"ExpectedRetcode" : ExpectedReturnCode,
"FilesCrawled" : RequestList,
}
http_test = HTTPTest (
pre_hook=pre_test,
test_params=test_options,
post_hook=post_test,
)
http_test.server_setup()
srv_host, srv_port = http_test.servers[0].server_inst.socket.getsockname ()
MetaFileRules["SendHeader"] = {
'Link': [ SubstituteServerInfo (LinkHeader, srv_host, srv_port, File1_sha256)
for LinkHeader in LinkHeaders ],
'Digest': SubstituteServerInfo (DigestHeader, srv_host, srv_port, File1_sha256),
}
err = http_test.begin ()
exit (err)
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