[OSM-dev] Bulk tile download tool using Java?

Jon Burgess jburgess777 at googlemail.com
Sat Mar 8 15:17:48 GMT 2008


Does anyone recognise which tool might be generating the tile requests
below? For the past 30 minutes this has been requesting the same invalid
tile co-ordinates over and over. 

The person writing the tool has not heard that the range of valid tiles
for a given zoom(Z) is 0...2^Z-1, i.e.

* zoom 2 = 0..3
* zoom 3 = 0..7

The IP address is from asahi-net.or.jp.

It would be nice if application writers could include the application
name in the user-agent string. I have heard that some sites even ban
downloaders using the default user-agent strings, maybe we should
implement this too.

[08/Mar/2008:15:09:06 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:06 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:06 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:06 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:06 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:06 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:07 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:08 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:08 +0000] "GET /3/8/3.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"
[08/Mar/2008:15:09:08 +0000] "GET /2/4/2.png HTTP/1.1" 404 305 "-" "Java/1.6.0_02"

	Jon






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