add support to generate seed simulation file to scion topology tool

tools/topogen.py

@@ -37,7 +37,7 @@ def add_arguments(parser):
     parser.add_argument('-d', '--docker', action='store_true',
                         help='Create a docker compose configuration')
     parser.add_argument('-n', '--network',
-                        help='Network to create subnets in (E.g. "127.0.0.0/8"')
+                        help='Network to create subnets in (E.g. "127.0.0.0/8")')
     parser.add_argument('-o', '--output-dir', default=GEN_PATH,
                         help='Output directory')
     parser.add_argument('--random-ifids', action='store_true',
@@ -50,7 +50,10 @@ def add_arguments(parser):
                         help='Generate a SIG per AS (only available with -d, the SIG image needs\
                         to be built manually e.g. when running acceptance tests)')
     parser.add_argument('--features', help='Feature flags to enable, a comma separated list\
-                        e.g. foo,bar enables foo and bar feature.')
+                        e.g. foo,bar enables foo and bar feature.\n \
+                        Available features: SeedInternetMapDisable, SeedCompilerGraphviz, SeedSkipIPv6Check ')
+    parser.add_argument('-s','--seed',action='store_true',help='Generate a seed file for the topology')
+
     return parser
 
 

tools/topology/config.py

@@ -37,6 +37,7 @@
 from topology.cert import CertGenArgs, CertGenerator
 from topology.common import ArgsBase
 from topology.docker import DockerGenArgs, DockerGenerator
+from topology.seed import SeedGenArgs, SeedGenerator
 from topology.go import GoGenArgs, GoGenerator
 from topology.net import (
     NetworkDescription,
@@ -108,6 +109,8 @@ def _ensure_uniq_ases(self):
 
     def _generate_with_topo(self, topo_dicts):
         self._generate_go(topo_dicts)
+        if self.args.seed:
+            self._generate_seed(topo_dicts)
         if self.args.docker:
             self._generate_docker(topo_dicts)
         else:
@@ -157,6 +160,14 @@ def _generate_docker(self, topo_dicts):
     def _docker_args(self, topo_dicts):
         return DockerGenArgs(self.args, topo_dicts, self.all_networks)
 
+    def _generate_seed(self, topo_dicts):
+        args = self._seed_args(topo_dicts)
+        seed_gen = SeedGenerator(args)
+        seed_gen.generate()
+
+    def _seed_args(self, topo_dicts):
+        return SeedGenArgs(self.args, topo_dicts, self.all_networks)
+
     def _generate_monitoring_conf(self, topo_dicts):
         args = self._monitoring_args(topo_dicts)
         mon_gen = MonitoringGenerator(args)