Management command for clearing caches, clear caches upon deployment

fabfile.py

@@ -101,6 +101,7 @@ def deploy(ctx):
     build(ctx)
     down(ctx)
     up(ctx)
+    clear_caches(ctx)
 
 
 @task
@@ -124,6 +125,14 @@ def nginx(ctx):
         conn.run('sudo service nginx restart')
 
 
+@task
+def clear_caches(ctx):
+    if 'network' not in ctx.config.keys(): return
+    conn = ctx.config.run.env['conn']
+    with conn.cd(ctx.config.project_dir):
+        conn.run(f'docker-compose -f compose/{ctx.config.network}.yml --env-file {ctx.config.project_dir}/.env exec -T web python manage.py clear_caches')
+
+
 @task
 def logs(ctx):
     if 'network' not in ctx.config.keys(): return

main/management/commands/clear_caches.py

@@ -0,0 +1,19 @@
+from django.core.management.base import BaseCommand
+from django.conf import settings
+
+
+class Command(BaseCommand):
+    help = "Clear balance and transaction history caches"
+
+    def handle(self, *args, **options):
+
+        # delete balance caches
+        cache = settings.REDISKV
+        balance_keys = cache.keys(f'wallet:balance:*')
+        if balance_keys:
+            cache.delete(*balance_keys)
+
+        # delete wallet history caches
+        history_cache_keys = cache.keys(f'wallet:history:*')
+        if history_cache_keys:
+            cache.delete(*history_cache_keys)