subdomain integration test should now correctly kill the registrar on exit

docs/subdomains.md

@@ -272,7 +272,7 @@ The API endpoints `/v1/users/<foo.bar.tld>`,
 For example:
 
 ```
-curl http://localhost:16268/v1/names/bar.foo.id | python -m json.tool
+curl http://localhost:6270/v1/names/bar.foo.id | python -m json.tool
 ```
 
 Will return:
@@ -292,7 +292,7 @@ The integration test registers `bar.foo.id` during the setup (so remember that f
 
 #### Todos
 
-1. Testing bad zonefile transitions / updates.
+1. Testing bad zonefile transitions / updates. [x]
    a. Wrong _n_ : this could be a rewrite, roll-back, whatever. [x]
    b. Bad signature [x]
 2. Caching resolver database [x]
@@ -300,9 +300,11 @@ The integration test registers `bar.foo.id` during the setup (so remember that f
 4. Web API [x]
 5. Resolver database cache for holding *multiple* domains, instead of just one [x]
 6. Resolver should be able to authenticate an owned subdomain [x]
-7. Test authentication with subdomain [o]
-8. Spin up registrar (includes spam filter?) [o]
+7. Test blockstack.js with subdomains [o]
+   a. authentication [o]
+   b. storage [o]
+8. Spin up registrar [o]
 9. Search endpoint should index subdomains [o]
-10. Push and update core.blockstack.org [o]
-11. Resolver should be able to respond to *names_owned_by_address* queries [o]
+10. Push and update core.blockstack.org [x]
+11. Resolver should be able to respond to *names_owned_by_address* queries [x]
 12. Endpoint support for changing zonefiles/rotating keys [o]

integration_tests/blockstack_integration_tests/scenarios/subdomain_registrar.py

@@ -42,10 +42,12 @@ wallets = [
 
 consensus = "17ac43c1d8549c3181b200f1bf97eb7d"
 SLEEP_TIME = 25
-SUBPROC = None
+
+def killer(subproc):
+    print "Killing subdomain registrar"
+    subproc.kill()
 
 def scenario( wallets, **kw ):
-    global SUBPROC
     # write our subdomain_registrar config
     client_dir = os.path.normpath(os.path.dirname(os.environ["BLOCKSTACK_CLIENT_CONFIG"]) + "/../subdomain_registrar")
     if not os.path.exists(client_dir):
@@ -147,6 +149,8 @@ core_auth_token = False
     print >> sys.stderr, "Waiting for the update to be acknowledged"
     time.sleep(SLEEP_TIME)
 
+    atexit.register(killer, SUBPROC)
+
 def check( state_engine ):
     subdomain = "bar"
     domain = "foo.id"