add support for neighbor * in the API

etc/exabgp/api-announce-star.conf

@@ -0,0 +1,20 @@
+process add-remove {
+	run ./run/api-announce-star.run;
+	encoder json;
+}
+
+neighbor 127.0.0.1 {
+	router-id 1.2.3.4;
+	local-address 127.0.0.1;
+	local-as 1;
+	peer-as 1;
+	group-updates false;
+
+	capability {
+		graceful-restart;
+	}
+
+	api {
+		processes [ add-remove ];
+	}
+}

etc/exabgp/run/api-announce-star.run

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+
+import os
+import sys
+import time
+
+messages = [
+    'neighbor * announce route 1.1.0.0/24 next-hop 101.1.101.1',
+    'neighbor * announce route 1.2.0.0/25 next-hop 101.1.101.1',
+]
+
+while messages:
+    message = messages.pop(0)
+    sys.stdout.write(message + '\n')
+    sys.stdout.flush()
+    time.sleep(0.1)
+
+try:
+    now = time.time()
+    while os.getppid() != 1 and time.time() < now + 5:
+        line = sys.stdin.readline().strip()
+        if not line or 'shutdown' in line:
+            break
+        time.sleep(1)
+except IOError:
+    pass

qa/encoding/api-announce-star.ci

@@ -0,0 +1 @@
+api-announce-star.conf

qa/encoding/api-announce-star.msg

@@ -0,0 +1,2 @@
+1:announce:1.1.0.0/24
+1:announce:1.2.0.0/25

src/exabgp/reactor/api/command/limit.py

@@ -63,6 +63,8 @@ def extract_neighbors(command):
 
 def match_neighbor(description, name):
     for string in description:
+        if string.strip() == 'neighbor *':
+            return True
         if re.search(r'(^|\s)%s($|\s|,)' % re.escape(string), name) is None:
             return False
     return True