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savoirfairelinux
opendht
Commits
6d36f218
Commit
6d36f218
authored
10 years ago
by
Adrien Béraud
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python: add dhtscanner implementation
parent
790bfcd4
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tools/python/scanner.py
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tools/python/scanner.py
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6d36f218
import
time
from
pprint
import
pprint
from
math
import
cos
,
sin
,
pi
from
opendht
import
*
import
numpy
as
np
import
matplotlib.pyplot
as
plt
import
matplotlib.patches
as
mpatches
from
matplotlib.colors
import
colorConverter
from
matplotlib.collections
import
RegularPolyCollection
from
mpl_toolkits.basemap
import
Basemap
import
GeoIP
done
=
0
all_nodes
=
PyNodeSet
()
gi
=
GeoIP
.
open
(
"
GeoLiteCity.dat
"
,
GeoIP
.
GEOIP_INDEX_CACHE
|
GeoIP
.
GEOIP_CHECK_CACHE
)
gi6
=
GeoIP
.
open
(
"
GeoLiteCityv6.dat
"
,
GeoIP
.
GEOIP_INDEX_CACHE
|
GeoIP
.
GEOIP_CHECK_CACHE
)
plt
.
ion
()
plt
.
figaspect
(
2.
)
fig
,
axes
=
plt
.
subplots
(
2
,
1
)
fig
.
set_size_inches
(
12
,
16
,
forward
=
True
)
fig
.
tight_layout
()
mpx
=
axes
[
0
]
mpx
.
set_title
(
"
Node GeoIP
"
)
m
=
Basemap
(
projection
=
'
robin
'
,
resolution
=
'
l
'
,
area_thresh
=
1000.0
,
lat_0
=
0
,
lon_0
=
0
,
ax
=
mpx
)
#m.drawcoastlines()
m
.
fillcontinents
(
color
=
'
#cccccc
'
,
lake_color
=
'
white
'
)
m
.
drawparallels
(
np
.
arange
(
-
90.
,
120.
,
30.
))
m
.
drawmeridians
(
np
.
arange
(
0.
,
420.
,
60.
))
m
.
drawmapboundary
(
fill_color
=
'
white
'
)
plt
.
show
()
ringx
=
axes
[
1
]
ringx
.
set_title
(
"
Node IDs
"
)
ringx
.
set_autoscale_on
(
False
)
ringx
.
set_aspect
(
'
equal
'
,
'
datalim
'
)
ringx
.
set_xlim
(
-
2.
,
2.
)
ringx
.
set_ylim
(
-
1.5
,
1.5
)
def
gcb
(
v
):
return
True
r
=
PyDhtRunner
()
i
=
PyIdentity
()
i
.
generate
()
r
.
run
(
i
,
port
=
4112
)
r
.
bootstrap
(
"
37.187.30.78
"
,
"
4241
"
)
plt
.
pause
(
2
)
def
step
(
cur_h
,
cur_depth
):
global
done
,
all_nodes
done
+=
1
a
=
2.
*
pi
*
cur_h
.
toFloat
()
b
=
a
+
2.
*
pi
/
(
2
**
(
cur_depth
))
print
(
"
step
"
,
cur_h
,
cur_depth
)
arc
=
ringx
.
add_patch
(
mpatches
.
Wedge
([
0.
,
0
,],
1.
,
a
*
180
/
pi
,
b
*
180
/
pi
,
fill
=
True
,
color
=
"
blue
"
,
alpha
=
0.5
))
r
.
get
(
cur_h
,
gcb
,
lambda
d
,
nodes
:
nextstep
(
cur_h
,
cur_depth
,
d
,
nodes
,
arc
=
arc
))
def
nextstep
(
cur_h
,
cur_depth
,
ok
,
nodes
,
arc
=
None
):
global
done
,
all_nodes
if
arc
:
arc
.
remove
()
snodes
=
PyNodeSet
()
snodes
.
extend
(
nodes
)
all_nodes
.
extend
(
nodes
)
depth
=
PyInfoHash
.
commonBits
(
snodes
.
first
(),
snodes
.
last
())
+
2
if
cur_depth
<
depth
:
for
b
in
range
(
cur_depth
,
depth
):
new_h
=
PyInfoHash
(
cur_h
.
toString
());
new_h
.
setBit
(
b
,
1
);
step
(
new_h
,
b
+
1
);
done
-=
1
# start first step
start_h
=
PyInfoHash
()
start_h
.
setBit
(
159
,
1
)
step
(
start_h
,
0
)
collection
=
None
not_found
=
[]
def
update_plot
():
global
done
,
m
,
collection
,
not_found
lats
=
[]
lons
=
[]
cities
=
[]
not_found
.
clear
()
for
n
in
all_nodes
:
addr
=
n
.
getNode
().
getAddr
().
decode
().
split
(
'
:
'
)[
0
]
if
addr
[
0
]
==
'
[
'
:
res
=
gi6
.
record_by_name_v6
(
addr
[
1
:
-
1
])
else
:
res
=
gi
.
record_by_name
(
addr
)
if
res
:
pprint
(
res
)
lats
.
append
(
res
[
'
latitude
'
])
lons
.
append
(
res
[
'
longitude
'
])
cities
.
append
(
res
[
'
city
'
]
if
res
[
'
city
'
]
else
(
str
(
int
(
res
[
'
latitude
'
]))
+
'
-
'
+
str
(
int
(
res
[
'
longitude
'
]))))
else
:
not_found
.
append
(
n
)
x
,
y
=
m
(
lons
,
lats
)
m
.
plot
(
x
,
y
,
'
bo
'
)
for
name
,
xpt
,
ypt
in
zip
(
cities
,
x
,
y
):
mpx
.
text
(
xpt
+
50000
,
ypt
+
50000
,
name
)
node_val
=
[
n
.
getId
().
toFloat
()
for
n
in
all_nodes
]
xys
=
[(
cos
(
d
*
2
*
pi
),
sin
(
d
*
2
*
pi
))
for
d
in
node_val
]
if
collection
:
collection
.
remove
()
collection
=
ringx
.
add_collection
(
RegularPolyCollection
(
fig
.
dpi
,
6
,
sizes
=
(
10
,),
facecolors
=
colorConverter
.
to_rgba
(
'
blue
'
),
offsets
=
xys
,
transOffset
=
ringx
.
transData
))
while
done
>
0
:
update_plot
()
plt
.
draw
()
plt
.
pause
(.
25
)
plt
.
draw
()
print
(
all_nodes
.
size
(),
"
nodes found
"
)
print
(
all_nodes
)
print
(
len
(
not_found
),
"
nodes not geolocalized
"
)
for
n
in
not_found
:
print
(
n
.
getNode
().
getId
().
toString
().
decode
(),
n
.
getNode
().
getAddr
().
decode
())
all_nodes
=
[]
r
.
join
()
plt
.
ioff
()
plt
.
show
()
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