Try multiple node-odm hostnames

app/management/commands/getnodehostname.py

@@ -0,0 +1,21 @@
+import os
+from django.core.management.base import BaseCommand
+import socket
+
+class Command(BaseCommand):
+    requires_system_checks = []
+
+    def add_arguments(self, parser):
+        parser.add_argument("host", type=str)
+        
+        super(Command, self).add_arguments(parser)
+
+    def handle(self, **options):
+        host = options.get('host')
+        try:
+            socket.gethostbyname(host)
+            print(host)
+        except:
+            # Try replacing _ with "-"
+            host = host.replace("_", "-")
+            print(host)

requirements.txt

@@ -37,13 +37,14 @@ pip-autoremove==0.9.0
 psycopg2==2.8.6
 psycopg2-binary==2.8.6
 PyJWT==1.5.3
-pyodm==1.5.6
+pyodm==1.5.8
+requests==2.26.0
+urllib3==1.26.7
 pyparsing==2.4.7
 pytz==2020.1
 rcssmin==1.0.6
 redis==3.2.0
 requests-toolbelt==0.9.1
-requests==2.21.0
 rfc3987==1.3.7
 rjsmin==1.0.12
 simplejson==3.10.0

start.sh

@@ -65,7 +65,8 @@ if [[ "$WO_DEFAULT_NODES" > 0 ]]; then
     while [ $i -ne "$WO_DEFAULT_NODES" ]
     do
         i=$(($i+1))
-        python manage.py addnode webodm_node-odm_$i 3000 --label node-odm-$i
+        NODE_HOST=$(python manage.py getnodehostname webodm_node-odm_$i)
+        python manage.py addnode $NODE_HOST 3000 --label node-odm-$i
     done
 fi