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From rnew...@apache.org
Subject [couchdb] 04/05: Enforce partition:id format in doc ids
Date Mon, 06 Aug 2018 13:46:54 GMT
This is an automated email from the ASF dual-hosted git repository.

rnewson pushed a commit to branch user-partitioned-dbs-4
in repository https://gitbox.apache.org/repos/asf/couchdb.git

commit 09ddfeb4eda6299b08755541eee3e4065e37c83e
Author: Robert Newson <rnewson@apache.org>
AuthorDate: Thu Aug 2 14:41:03 2018 +0100

    Enforce partition:id format in doc ids
---
 src/chttpd/src/chttpd_db.erl       |   1 +
 src/couch/src/couch_doc.erl        |  18 ++++++++++++++----
 src/couch/test/fixtures/test.couch | Bin 16482 -> 0 bytes
 3 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/src/chttpd/src/chttpd_db.erl b/src/chttpd/src/chttpd_db.erl
index 0905559..b1118f8 100644
--- a/src/chttpd/src/chttpd_db.erl
+++ b/src/chttpd/src/chttpd_db.erl
@@ -710,6 +710,7 @@ db_doc_req(#httpd{method='GET', mochi_req=MochiReq}=Req, Db, DocId) ->
         options = Options0,
         atts_since = AttsSince
     } = parse_doc_query(Req),
+    couch_doc:validate_docid(DocId, couch_db:name(Db)),
     Options = [{user_ctx, Req#httpd.user_ctx} | Options0],
     case Revs of
     [] ->
diff --git a/src/couch/src/couch_doc.erl b/src/couch/src/couch_doc.erl
index f960ec5..963f359 100644
--- a/src/couch/src/couch_doc.erl
+++ b/src/couch/src/couch_doc.erl
@@ -199,11 +199,21 @@ parse_revs(_) ->
 
 
 validate_docid(DocId, DbName) ->
-    case DbName =:= ?l2b(config:get("mem3", "shards_db", "_dbs")) andalso
-        lists:member(DocId, ?SYSTEM_DATABASES) of
-        true ->
+    SystemId = DbName =:= ?l2b(config:get("mem3", "shards_db", "_dbs")) andalso
+        lists:member(DocId, ?SYSTEM_DATABASES),
+    Partitioned = is_binary(DbName) andalso mem3:is_partitioned(DbName),
+    case {SystemId, Partitioned} of
+        {true, _} ->
             ok;
-        false ->
+        {false, true} ->
+            case binary:split(DocId, <<":">>) of
+                [Partition, Rest] ->
+                    ok = validate_docid(Partition),
+                    validate_docid(Rest);
+                _ ->
+                    throw({illegal_docid, <<"doc id must be of form partition:id">>})
+            end;
+        {false, false} ->
             validate_docid(DocId)
     end.
 
diff --git a/src/couch/test/fixtures/test.couch b/src/couch/test/fixtures/test.couch
deleted file mode 100644
index 32c79af..0000000
Binary files a/src/couch/test/fixtures/test.couch and /dev/null differ


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