Python Truncate or Seed GeoWebCache GeoServer Layers Python Code

Seed-Truncate Python

import json
import urllib2
import base64

un='username'
pw='password'

baseURL = "https://URL/geoserver/gwc/rest/seed/"
descURL = "https://URL/geoserver/gwc/rest/layers/"

baseDataString = {'seedRequest':{'minX':[],'minY':[],'maxX':[],'maxY':[],'gridSetId':'EPSG:900913','zoomStart':00,'zoomStop':20,'format':'image/png','type':'truncate','threadCount':2}}

def truncateLayer(layer):
    print 'truncating: ' + layer
    url = baseURL + layer + '.json'
    urlDesc = descURL + layer + '.json'
    
    desc = urllib2.Request(urlDesc)
    base64string = base64.encodestring('%s:%s' % (un, pw)).replace('\n', '')
    desc.add_header("Authorization", "Basic %s" % base64string)
    try:
        layerInfo = json.loads(urllib2.urlopen(desc).read())['GeoServerLayer']
        imageFormats = layerInfo['mimeFormats']
        gridsets = []
        for gridset in layerInfo['gridSubsets']:
            gridsets.append(gridset['gridSetName'])
        
        for gs in gridsets:
           print 'removing gridset: ' + gs
           for imf in imageFormats:
               print 'removing image format: ' + imf
               try:
                   request = urllib2.Request(url)
                   base64string = base64.encodestring('%s:%s' % (un, pw)).replace('\n', '')
                   request.add_header("Authorization", "Basic %s" % base64string)
                   request.add_header('Content-Type', 'application/json')
                   data = {'seedRequest':{'minX':[],'minY':[],'maxX':[],'maxY':[],'gridSetId':gs,'zoomStart':00,'zoomStop':20,'format':imf,'type':'truncate','threadCount':2}}
                   data = json.dumps(data)
                   request.add_data(data)
                   req = urllib2.urlopen(request)
                   print 'success'
               except:
                   print 'removing gridset failed'
                   print data
                   pass
    except:
       print 'removing gridset failed'
       pass

def seedLayer(layer):
    print 'seeding: ' + layer
    url = baseURL + layer + '.json'
    request = urllib2.Request(url)
    base64string = base64.encodestring('%s:%s' % (un, pw)).replace('\n', '')
    request.add_header("Authorization", "Basic %s" % base64string)
    request.add_header('Content-Type', 'application/json')
    data = {'seedRequest':{'minX':[],'minY':[],'maxX':[],'maxY':[],'gridSetId':'Leaflet 3857','zoomStart':00,'zoomStop':18,'format':'image/png','type':'seed','threadCount':2}}
    data = json.dumps(data)
    request.add_data(data)
    req = urllib2.urlopen(request)

#Do stuff for uploaded layers
truncateLayer('workspace:layer')

seedLayer('workspace:layer')