Issue 51

Implements get_info described in #51 (closed).

Usage: curl -s --data '{"jsonrpc":"2.0", "method":"hive.get_info", "params":{}, "id":1}' http://127.0.0.1:8080

Expected result

{"jsonrpc": "2.0", "result": {"hivemind_version": "0.0.1", "hivemind_git_rev": "5c0b832", "database_schema_version": 18, "database_head_block": 4999997}, "id": 1}

hive/server/hive_api/public.py

@@ -10,6 +10,7 @@ from hive.server.condenser_api.cursor import get_followers, get_following
 from hive.server.bridge_api.cursor import (
     pids_by_blog, pids_by_comments, pids_by_feed_with_reblog)
 
+from hive.db.schema import DB_VERSION as SCHEMA_DB_VERSION
 
 log = logging.getLogger(__name__)
 
@@ -108,3 +109,20 @@ async def list_account_feed(context, account, limit=10, observer=None, last_post
         if rby: post['reblogged_by'] = list(rby)
 
     return posts
+
+async def get_info(context):
+    db = context['db']
+
+    sql = "SELECT num FROM hive_blocks ORDER BY num DESC LIMIT 1"
+    database_head_block = await db.query_one(sql)
+
+    from hive.version import VERSION, GIT_REVISION
+
+    ret = {
+        "hivemind_version" : VERSION,
+        "hivemind_git_rev" : GIT_REVISION,
+        "database_schema_version" : SCHEMA_DB_VERSION,
+        "database_head_block" : database_head_block
+    }
+
+    return ret