Script for updating layers.

README.md

@@ -3,4 +3,10 @@ Scripts
 
 A collection of bash script usefull for common tasks like tomcat startup or watchdog.
 
-See the wiki for more info on how to install and use them.
+See the wiki for more info on how to install and use them.
+
+COMMAND for updating layers
+---------------------------
+```python3 update_xml_file.py 'http://localhost:8080/geoserver/gwc/rest/layers/' USERNAME PASSWORD ./layers.txt ./tile_layer_template.xml.txt```
+
+System Argument needs to pass: (USERNAME, PASSWORD, LAYERS FILE, XML FILE)

utils/update_layers/layers.txt

@@ -0,0 +1 @@
+["nurc:Pk50095","spearfish","sf:restricted","nurc:Img_Sample","tasmania","sf:archsites","tiger-ny","topp:states","topp:tasmania_state_boundaries","nurc:Arc_Sample","sf:bugsites","tiger:giant_polygon","topp:tasmania_water_bodies","tiger:poly_landmarks","topp:tasmania_cities","sf:sfdem","tiger:tiger_roads","nurc:mosaic","tiger:poi","topp:tasmania_roads","sf:streams","sf:roads"]

utils/update_layers/requriments.txt

@@ -0,0 +1,2 @@
+requests==2.27.1
+xmltodict==0.12.0

utils/update_layers/tile_layer_template.xml.txt

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GeoServerLayer>
+  <id>{{layer_id}}</id>
+  <enabled>true</enabled>
+  <inMemoryCached>true</inMemoryCached>
+  <name>{{layer_name}}</name>
+  <mimeFormats>
+    <string>image/png</string>
+    <string>image/jpeg</string>
+    <string>image/png8</string>
+  </mimeFormats>
+  <gridSubsets>
+    <gridSubset>
+      <gridSetName>EPSG:4326</gridSetName>
+      <extent>
+        <coords>
+          <double>7.475217105133489</double>
+          <double>35.21695657422812</double>
+          <double>19.380075671969546</double>
+          <double>45.893769848344476</double>
+        </coords>
+      </extent>
+    </gridSubset>
+  </gridSubsets>
+  <metaWidthHeight>
+    <int>4</int>
+    <int>4</int>
+  </metaWidthHeight>
+  <expireCache>0</expireCache>
+  <expireClients>0</expireClients>
+  <parameterFilters>
+    <styleParameterFilter>
+      <key>STYLES</key>
+      <defaultValue></defaultValue>
+    </styleParameterFilter>
+  </parameterFilters>
+  <gutter>0</gutter>
+  <cacheWarningSkips/>
+</GeoServerLayer>

utils/update_layers/update_xml_file.py

@@ -0,0 +1,78 @@
+"""
+Use this script
+
+COMMAND:
+python3 update_xml_file.py 'http://localhost:8080/geoserver/gwc/rest/layers/' USERNAME PASSWORD ./layers.txt ./tile_layer_template.xml.txt
+
+System Argument needs to pass:
+USERNAME
+PASSWORD
+LAYERS FILE
+XML FILE
+
+"""
+
+
+import sys
+import ast
+import json
+import requests
+import xmltodict
+from requests.auth import HTTPBasicAuth
+
+
+if len(sys.argv) > 6 or len(sys.argv) < 6:
+    raise Exception("Expected 6 arguments are not given.")
+
+URL = sys.argv[1]
+username = sys.argv[2]
+password = sys.argv[3]
+layer_file = sys.argv[4]
+xml_file = sys.argv[5]
+
+if not (username and password and layer_file and xml_file):
+    raise Exception(
+        "System Argument needs to pass: (USERNAME, PASSWORD, LAYERS FILE, XML FILE)"
+    )
+elif ".xml" not in xml_file:
+    raise Exception("Please pass xml file here.")
+elif ".txt" not in layer_file:
+    raise Exception("Please pass txt file for layers.")
+elif "layers" not in URL:
+    raise Exception("Please pass correct layer URL.")
+
+f = open(layer_file, "r")
+layers = f.read()
+layers_list = ast.literal_eval(layers)
+
+for layer_name in layers_list:
+    layerName = layer_name
+    response = requests.get(
+        URL + layerName + ".xml", auth=HTTPBasicAuth(username, password)
+    )
+
+    if response.status_code == 401:
+        raise Exception("Incorrect USERNAME or PASSWORD")
+
+    xpars = xmltodict.parse(response.text)
+
+    layerId = xpars["GeoServerLayer"]["id"]
+
+    f = open(xml_file, "r")
+    data = f.read()
+
+    file = xmltodict.parse(data)
+    file["GeoServerLayer"]["id"] = layerId
+    file["GeoServerLayer"]["name"] = layerName
+
+    headers = {"Content-Type": "application/json"}
+
+    response = requests.request(
+        "PUT",
+        URL + layerName,
+        headers=headers,
+        data=json.dumps(file),
+        auth=HTTPBasicAuth(username, password),
+    )
+
+    print(response.text)