feat: support configuring multiple SSH keys for users

apps/authentication/migrations/0003_sshkey.py

@@ -0,0 +1,51 @@
+# Generated by Django 4.1.13 on 2024-07-29 02:25
+
+import common.db.fields
+import common.db.models
+from django.conf import settings
+from django.db import migrations, models
+import uuid
+
+
+def migrate_user_public_and_private_key(apps, schema_editor):
+    user_model = apps.get_model('users', 'User')
+    users = user_model.objects.all()
+    ssh_key_model = apps.get_model('authentication', 'SSHKey')
+    db_alias = schema_editor.connection.alias
+    for user in users:
+        if user.public_key:
+            ssh_key_model.objects.using(db_alias).create(
+                public_key=user.public_key, private_key=user.private_key, user=user
+            )
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('authentication', '0002_auto_20190729_1423'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SSHKey',
+            fields=[
+                ('created_by', models.CharField(blank=True, max_length=128, null=True, verbose_name='Created by')),
+                ('updated_by', models.CharField(blank=True, max_length=128, null=True, verbose_name='Updated by')),
+                ('date_created', models.DateTimeField(auto_now_add=True, null=True, verbose_name='Date created')),
+                ('date_updated', models.DateTimeField(auto_now=True, verbose_name='Date updated')),
+                ('comment', models.TextField(blank=True, default='', verbose_name='Comment')),
+                ('id', models.UUIDField(default=uuid.uuid4, primary_key=True, serialize=False)),
+                ('name', models.CharField(max_length=128, verbose_name='Name')),
+                ('is_active', models.BooleanField(default=True, verbose_name='Active')),
+                ('private_key', common.db.fields.EncryptTextField(blank=True, null=True, verbose_name='Private key')),
+                ('public_key', common.db.fields.EncryptTextField(blank=True, null=True, verbose_name='Public key')),
+                ('date_last_used', models.DateTimeField(blank=True, null=True, verbose_name='Date last used')),
+                ('user', models.ForeignKey(db_constraint=False, on_delete=common.db.models.CASCADE_SIGNAL_SKIP,
+                                           related_name='ssh_keys', to=settings.AUTH_USER_MODEL, verbose_name='User')),
+            ],
+            options={
+                'verbose_name': 'SSH key',
+            },
+        ),
+        migrations.RunPython(migrate_user_public_and_private_key)
+    ]