add allow_invalid_cert field to application model and update related forms and config processing

app_gateway/caddy_config_export.py

@@ -26,6 +26,7 @@ def build_applications_data():
             'name': app.display_name or app.name,
             'hosts': list(app.hosts.values_list('hostname', flat=True)),
             'upstream': app.upstream,
+            'allow_invalid_cert': app.allow_invalid_cert,
         }
         entries.append(entry)
     return {'entries': entries}

app_gateway/forms.py

@@ -13,11 +13,12 @@ from app_gateway.models import (
 class ApplicationForm(forms.ModelForm):
     class Meta:
         model = Application
-        fields = ['name', 'display_name', 'upstream']
+        fields = ['name', 'display_name', 'upstream', 'allow_invalid_cert']
         labels = {
             'name': _('Name'),
             'display_name': _('Display Name'),
             'upstream': _('Upstream'),
+            'allow_invalid_cert': _('Allow invalid/self-signed certificate'),
         }
 
     def __init__(self, *args, **kwargs):
@@ -33,6 +34,7 @@ class ApplicationForm(forms.ModelForm):
             ),
             Div(
                 Div('upstream', css_class='col-md-12'),
+                Div('allow_invalid_cert', css_class='col-md-12'),
                 css_class='row'
             ),
             Div(

app_gateway/migrations/0007_application_allow_invalid_cert.py

@@ -0,0 +1,16 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('app_gateway', '0006_alter_accesspolicy_policy_type'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='application',
+            name='allow_invalid_cert',
+            field=models.BooleanField(default=False, help_text='Allow invalid or self-signed TLS certificates from the upstream'),
+        ),
+    ]

app_gateway/models.py

@@ -10,6 +10,7 @@ class Application(models.Model):
     name = models.SlugField(max_length=64, unique=True)
     display_name = models.CharField(max_length=128, blank=True)
     upstream = models.CharField(max_length=255, help_text=_("Upstream address, e.g.: http://10.188.18.27:3000"))
+    allow_invalid_cert = models.BooleanField(default=False, help_text=_("Allow invalid or self-signed TLS certificates from the upstream"))
 
     created = models.DateTimeField(auto_now_add=True)
     updated = models.DateTimeField(auto_now=True)