def METHOD_NAME(apps, schema_editor):
    Organization = apps.get_model('main', 'Organization')
    if Organization.objects.count() == 0:
        # nothing to migrate
        return
    set_current_apps(apps)
    ModernCredentialType.setup_tower_managed_defaults(apps)
    CredentialType = apps.get_model('main', 'CredentialType')
    Credential = apps.get_model('main', 'Credential')
    Setting = apps.get_model('conf', 'Setting')
    galaxy_type = CredentialType.objects.get(kind='galaxy')
    private_galaxy_url = Setting.objects.filter(key='PRIMARY_GALAXY_URL').first()
    # by default, prior versions of AWX automatically pulled content
    # from galaxy.ansible.com
    public_galaxy_enabled = True
    public_galaxy_setting = Setting.objects.filter(key='PUBLIC_GALAXY_ENABLED').first()
    if public_galaxy_setting and public_galaxy_setting.value is False:
        # ...UNLESS this behavior was explicitly disabled via this setting
        public_galaxy_enabled = False
    try:
        # Needed for old migrations
        public_galaxy_credential = Credential(
            created=now(),
            modified=now(),
            name='Ansible Galaxy',
            managed_by_tower=True,
            credential_type=galaxy_type,
            inputs={'url': 'https://galaxy.ansible.com/'},
        )
    except Exception:
        # Needed for new migrations, tests
        public_galaxy_credential = Credential(
            created=now(), modified=now(), name='Ansible Galaxy', managed=True, credential_type=galaxy_type, inputs={'url': 'https://galaxy.ansible.com/'}
        )
    public_galaxy_credential.save()
    for org in Organization.objects.all():
        if private_galaxy_url and private_galaxy_url.value:
            # If a setting exists for a private Galaxy URL, make a credential for it
            username = Setting.objects.filter(key='PRIMARY_GALAXY_USERNAME').first()
            password = Setting.objects.filter(key='PRIMARY_GALAXY_PASSWORD').first()
            if (username and username.value) or (password and password.value):
                logger.error(
                    f'Specifying HTTP basic auth for the Ansible Galaxy API '
                    f'({private_galaxy_url.value}) is no longer supported. '
                    'Please provide an API token instead after your upgrade '
                    'has completed',
                )
            inputs = {'url': private_galaxy_url.value}
            token = Setting.objects.filter(key='PRIMARY_GALAXY_TOKEN').first()
            if token and token.value:
                inputs['token'] = decrypt_field(token, 'value')
            auth_url = Setting.objects.filter(key='PRIMARY_GALAXY_AUTH_URL').first()
            if auth_url and auth_url.value:
                inputs['auth_url'] = auth_url.value
            name = f'Private Galaxy ({private_galaxy_url.value})'
            if 'cloud.redhat.com' in inputs['url']:
                name = f'Ansible Automation Hub ({private_galaxy_url.value})'
            cred = Credential(created=now(), modified=now(), name=name, organization=org, credential_type=galaxy_type, inputs=inputs)
            cred.save()
            if token and token.value:
                # encrypt based on the primary key from the prior save
                cred.inputs['token'] = encrypt_field(cred, 'token')
                cred.save()
            org.galaxy_credentials.add(cred)
        fallback_servers = getattr(settings, 'FALLBACK_GALAXY_SERVERS', [])
        for fallback in fallback_servers:
            url = fallback.get('url', None)
            auth_url = fallback.get('auth_url', None)
            username = fallback.get('username', None)
            password = fallback.get('password', None)
            token = fallback.get('token', None)
            if username or password:
                logger.error(
                    f'Specifying HTTP basic auth for the Ansible Galaxy API '
                    f'({url}) is no longer supported. '
                    'Please provide an API token instead after your upgrade '
                    'has completed',
                )
            inputs = {'url': url}
            if token:
                inputs['token'] = token
            if auth_url:
                inputs['auth_url'] = auth_url
            cred = Credential(created=now(), modified=now(), name=f'Ansible Galaxy ({url})', organization=org, credential_type=galaxy_type, inputs=inputs)
            cred.save()
            if token:
                # encrypt based on the primary key from the prior save
                cred.inputs['token'] = encrypt_field(cred, 'token')
                cred.save()
            org.galaxy_credentials.add(cred)
        if public_galaxy_enabled:
            # If public Galaxy was enabled, associate it to the org
            org.galaxy_credentials.add(public_galaxy_credential)