Added --backends --servers orchestrate management command options

orchestra/contrib/domains/backends.py

@@ -17,6 +17,7 @@ class Bind9MasterDomainBackend(ServiceController):
         ('domains.Domain', 'origin'),
     )
     ignore_fields = ['serial']
+    CONF_PATH = settings.DOMAINS_MASTERS_PATH
     
     @classmethod
     def is_main(cls, obj):
@@ -27,6 +28,10 @@ class Bind9MasterDomainBackend(ServiceController):
     def save(self, domain):
         context = self.get_context(domain)
         domain.refresh_serial()
+        self.update_zone(domain, context)
+        self.update_conf(context)
+    
+    def update_zone(self, domain, context):
         context['zone'] = ';; %(banner)s\n' % context
         context['zone'] += domain.render_zone().replace("'", '"')
         self.append(textwrap.dedent("""\
@@ -37,7 +42,6 @@ class Bind9MasterDomainBackend(ServiceController):
             mv %(zone_path)s.tmp %(zone_path)s
             """) % context
         )
-        self.update_conf(context)
     
     def update_conf(self, context):
         self.append(textwrap.dedent("""\
@@ -88,7 +92,9 @@ class Bind9MasterDomainBackend(ServiceController):
         return servers
     
     def get_slaves(self, domain):
-        return self.get_servers(domain, Bind9SlaveDomainBackend)
+        return set(settings.DOMAINS_SLAVES).union(
+            set(self.get_servers(domain, Bind9SlaveDomainBackend))
+        )
     
     def get_context(self, domain):
         slaves = self.get_slaves(domain)
@@ -99,7 +105,7 @@ class Bind9MasterDomainBackend(ServiceController):
             'banner': self.get_banner(),
             'slaves': '; '.join(slaves) or 'none',
             'also_notify': '; '.join(slaves) + ';' if slaves else '',
-            'conf_path': settings.DOMAINS_MASTERS_PATH,
+            'conf_path': self.CONF_PATH,
         }
         context['conf'] = textwrap.dedent("""
             zone "%(name)s" {
@@ -118,6 +124,7 @@ class Bind9SlaveDomainBackend(Bind9MasterDomainBackend):
     related_models = (
         ('domains.Domain', 'origin'),
     )
+    CONF_PATH = settings.DOMAINS_SLAVES_PATH
     
     def save(self, domain):
         context = self.get_context(domain)
@@ -132,7 +139,9 @@ class Bind9SlaveDomainBackend(Bind9MasterDomainBackend):
         self.append('if [[ $UPDATED == 1 ]]; then { sleep 1 && service bind9 reload; } & fi')
     
     def get_masters(self, domain):
-        return self.get_servers(domain, Bind9MasterDomainBackend)
+        return set(settings.DOMAINS_MASTERS).union(
+            set(self.get_servers(domain, Bind9MasterDomainBackend))
+        )
     
     def get_context(self, domain):
         context = {
@@ -140,7 +149,7 @@ class Bind9SlaveDomainBackend(Bind9MasterDomainBackend):
             'banner': self.get_banner(),
             'subdomains': domain.subdomains.all(),
             'masters': '; '.join(self.get_masters(domain)) or 'none',
-            'conf_path': settings.DOMAINS_SLAVES_PATH,
+            'conf_path': self.CONF_PATH,
         }
         context['conf'] = textwrap.dedent("""
             zone "%(name)s" {

orchestra/contrib/domains/settings.py

@@ -90,3 +90,15 @@ DOMAINS_FORBIDDEN = getattr(settings, 'DOMAINS_FORBIDDEN',
     # '%(site_dir)s/forbidden_domains.list')
     ''
 )
+
+
+DOMAINS_MASTERS = getattr(settings, 'DOMAINS_MASTERS',
+    # Additional master server ip addresses other than autodiscovered by router.get_servers()
+    ()
+)
+
+
+DOMAINS_SLAVES = getattr(settings, 'DOMAINS_SLAVES',
+    # Additional slave server ip addresses other than autodiscovered by router.get_servers()
+    ()
+)

orchestra/contrib/orchestration/management/commands/orchestrate.py

@@ -1,9 +1,12 @@
 import sys
 
-from django.core.management.base import BaseCommand
+from django.core.management.base import BaseCommand, CommandError
 from django.db.models.loading import get_model
 
-from orchestra.contrib.orchestration import manager
+from orchestra.contrib.orchestration import manager, Operation
+from orchestra.contrib.orchestration.models import Server
+from orchestra.contrib.orchestration.backends import ServiceBackend
+from orchestra.utils.python import import_class
 
 
 class Command(BaseCommand):
@@ -18,13 +21,28 @@ class Command(BaseCommand):
             help='Tells Django to NOT prompt the user for input of any kind.')
         parser.add_argument('--action', action='store', dest='action',
             default='save', help='Executes action. Defaults to "save".')
+        parser.add_argument('--servers', action='store', dest='servers',
+            default='save', help='Overrides route server resolution with the provided server.')
+        parser.add_argument('--backends', action='store', dest='backends',
+            default='save', help='Overrides backend.')
+        parser.add_argument('--listbackends', action='store_true', dest='list_backends', default=False,
+            help='List available baclends.')
         parser.add_argument('--dry-run', action='store_true', dest='dry', default=False,
             help='Only prints scrtipt.')
     
     def handle(self, *args, **options):
+        list_backends = options.get('list_backends')
+        if list_backends:
+            for backend in ServiceBackend.get_backends():
+                print(str(backend).split("'")[1])
+            return
         model = get_model(*options['model'].split('.'))
         action = options.get('action')
         interactive = options.get('interactive')
+        servers = options.get('servers', '').split(',')
+        backends = options.get('backends', '').split(',')
+        if (servers and not backends) or (not servers and backends):
+            raise CommandError("--backends and --servers go in tandem.")
         dry = options.get('dry')
         kwargs = {}
         for comp in options.get('query', []):
@@ -34,6 +52,21 @@ class Command(BaseCommand):
         operations = []
         operations = set()
         route_cache = {}
+        if servers:
+            server_objects = []
+            # Get and create missing Servers
+            for server in servers:
+                try:
+                    server = Server.objects.get(address=server)
+                except Server.DoesNotExist:
+                    server = Server.objects.create(name=server, address=server)
+                server_objects.append(server)
+            # Generate operations for the given backend
+            for instance in model.objects.filter(**kwargs):
+                for backend in backends:
+                    backend = import_class(backend)
+                    operations.add(Operation(backend, instance, action, servers=server_objects))
+        else:
             for instance in model.objects.filter(**kwargs):
                 manager.collect(instance, action, operations=operations, route_cache=route_cache)
         scripts, block = manager.generate(operations)
@@ -64,7 +97,7 @@ class Command(BaseCommand):
         if not dry:
             logs = manager.execute(scripts, block=block)
             for log in logs:
-                print(log.stdout)
-                sys.stderr.write(log.stderr)
+                print(log.stdout.encode('utf8', errors='replace'))
+                sys.stderr.write(log.stderr.encode('utf8', errors='replace'))
             for log in logs:
                 print(log.backend, log.state)

orchestra/contrib/orchestration/methods.py

@@ -120,6 +120,9 @@ def SSH(backend, log, server, cmds, async=False):
         logger.debug(log.traceback)
         log.save()
     finally:
+        if log.state == log.STARTED:
+            log.state = log.ABORTED
+            log.save(update_fields=['state'])
         if channel is not None:
             channel.close()
         if ssh is not None:

orchestra/contrib/orchestration/models.py

@@ -52,6 +52,7 @@ class BackendLog(models.Model):
     FAILURE = 'FAILURE'
     ERROR = 'ERROR'
     REVOKED = 'REVOKED'
+    ABORTED = 'ABORTED'
     # Special state for mocked backendlogs
     EXCEPTION = 'EXCEPTION'
     
@@ -62,6 +63,7 @@ class BackendLog(models.Model):
         (SUCCESS, SUCCESS),
         (FAILURE, FAILURE),
         (ERROR, ERROR),
+        (ABORTED, ABORTED),
         (REVOKED, REVOKED),
     )