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Try to avoid "...//state.txt" URLs for replication. #320

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16 changes: 13 additions & 3 deletions src/osmium/replication/server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -483,16 +483,26 @@ def get_state_url(self, seq: Optional[int]) -> str:
i.e. the state file in the root directory of the replication
service.
"""
# Canonicalize the baseurl
# Try to avoid calling `example.com/area-updates//state.txt`
baseurl_wo_slash = self.baseurl
while baseurl_wo_slash[-1] == "/":
baseurl_wo_slash = baseurl_wo_slash[:-1]

if seq is None:
return self.baseurl + '/state.txt'
return baseurl_wo_slash + '/state.txt'

return '%s/%03i/%03i/%03i.state.txt' % \
(self.baseurl, seq / 1000000, (seq % 1000000) / 1000, seq % 1000)
(baseurl_wo_slash, seq / 1000000, (seq % 1000000) / 1000, seq % 1000)

def get_diff_url(self, seq: int) -> str:
""" Returns the URL to the diff file for the given sequence id.
"""
baseurl_wo_slash = self.baseurl
while baseurl_wo_slash[-1] == "/":
baseurl_wo_slash = baseurl_wo_slash[:-1]

return '%s/%03i/%03i/%03i.%s' % \
(self.baseurl,
(baseurl_wo_slash,
seq / 1000000, (seq % 1000000) / 1000, seq % 1000,
self.diff_type)
46 changes: 30 additions & 16 deletions test/test_replication.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,28 +22,42 @@
pytestmark = [pytest.mark.thread_unsafe, pytest.mark.iterations(1)]


@pytest.mark.parametrize("inp,outp", [
(None, 'https://text.org/state.txt'),
(1, 'https://text.org/000/000/001.state.txt'),
(999, 'https://text.org/000/000/999.state.txt'),
(1000, 'https://text.org/000/001/000.state.txt'),
(573923, 'https://text.org/000/573/923.state.txt'),
(3290012, 'https://text.org/003/290/012.state.txt'),
@pytest.mark.parametrize("baseurl,inp,outp", [
("https://text.org", None, 'https://text.org/state.txt'),
("https://text.org", 1, 'https://text.org/000/000/001.state.txt'),
("https://text.org", 999, 'https://text.org/000/000/999.state.txt'),
("https://text.org", 1000, 'https://text.org/000/001/000.state.txt'),
("https://text.org", 573923, 'https://text.org/000/573/923.state.txt'),
("https://text.org", 3290012, 'https://text.org/003/290/012.state.txt'),

("https://text.org/", None, 'https://text.org/state.txt'),
("https://text.org/", 1, 'https://text.org/000/000/001.state.txt'),
("https://text.org//", None, 'https://text.org/state.txt'),
("https://text.org//", 1, 'https://text.org/000/000/001.state.txt'),

("https://text.org/area-updates", None, 'https://text.org/area-updates/state.txt'),
("https://text.org/area-updates", 3290012, 'https://text.org/area-updates/003/290/012.state.txt'),
("https://text.org/area-updates/", None, 'https://text.org/area-updates/state.txt'),
("https://text.org/area-updates/", 3290012, 'https://text.org/area-updates/003/290/012.state.txt'),
("https://text.org/area-updates//", None, 'https://text.org/area-updates/state.txt'),
("https://text.org/area-updates//", 3290012, 'https://text.org/area-updates/003/290/012.state.txt'),
])
def test_get_state_url(inp, outp):
svr = rserv.ReplicationServer("https://text.org")
def test_get_state_url(baseurl, inp, outp):
svr = rserv.ReplicationServer(baseurl)

assert outp == svr.get_state_url(inp)


@pytest.mark.parametrize("inp,outp", [
(1, 'https://who.is/me//000/000/001.osc.gz'),
(500, 'https://who.is/me//000/000/500.osc.gz'),
(83750, 'https://who.is/me//000/083/750.osc.gz'),
(999999999, 'https://who.is/me//999/999/999.osc.gz'),
@pytest.mark.parametrize("baseurl,inp,outp", [
("https://who.is/me/", 1, 'https://who.is/me//sdfsdf000/000/001.osc.gz'),
("https://who.is/me/", 500, 'https://who.is/me/000/000/500.osc.gz'),
("https://who.is/me/", 83750, 'https://who.is/me/000/083/750.osc.gz'),
("https://who.is/me/", 999999999, 'https://who.is/me/999/999/999.osc.gz'),

("https://who.is/me", 999999999, 'https://who.is/me/999/999/999.osc.gz'),
])
def test_get_diff_url(inp, outp):
svr = rserv.ReplicationServer("https://who.is/me/")
def test_get_diff_url(baseurl, inp, outp):
svr = rserv.ReplicationServer(baseurl)

assert outp, svr.get_diff_url(inp)

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