From 9e428f7bf5e6e6163f6bb9deafec15961995813c Mon Sep 17 00:00:00 2001
From: Ian Boros <ian.boros@10gen.com>
Date: Wed, 14 Feb 2018 14:46:33 -0500
Subject: SERVER-33331 Add test cross_user_getmore_has_node_side_effects.js

---
 .../cross_user_getmore_has_no_side_effects.js      | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 jstests/noPassthrough/cross_user_getmore_has_no_side_effects.js

diff --git a/jstests/noPassthrough/cross_user_getmore_has_no_side_effects.js b/jstests/noPassthrough/cross_user_getmore_has_no_side_effects.js
new file mode 100644
index 00000000000..04eadff0242
--- /dev/null
+++ b/jstests/noPassthrough/cross_user_getmore_has_no_side_effects.js
@@ -0,0 +1,63 @@
+// Test that a user is not allowed to getMore a cursor they did not create, and that such a failed
+// getMore will leave the cursor unaffected, so that a subsequent getMore by the original author
+// will work.
+(function() {
+    const st = new ShardingTest({shards: 2, config: 1, other: {keyFile: "jstests/libs/key1"}});
+    const kDBName = "test";
+    const adminDB = st.s.getDB('admin');
+    const testDB = st.s.getDB(kDBName);
+
+    jsTest.authenticate(st.shard0);
+
+    const adminUser = {db: "admin", username: "foo", password: "bar"};
+    const userA = {db: "test", username: "a", password: "pwd"};
+    const userB = {db: "test", username: "b", password: "pwd"};
+
+    function login(userObj) {
+        st.s.getDB(userObj.db).auth(userObj.username, userObj.password);
+    }
+
+    function logout(userObj) {
+        st.s.getDB(userObj.db).runCommand({logout: 1});
+    }
+
+    adminDB.createUser(
+        {user: adminUser.username, pwd: adminUser.password, roles: jsTest.adminUserRoles});
+
+    login(adminUser);
+
+    let coll = testDB.security_501;
+    coll.drop();
+
+    for (let i = 0; i < 100; i++) {
+        assert.writeOK(coll.insert({_id: i}));
+    }
+
+    // Create our two users.
+    for (let user of[userA, userB]) {
+        testDB.createUser({
+            user: user.username,
+            pwd: user.password,
+            roles: [{role: "readWriteAnyDatabase", db: "admin"}]
+        });
+    }
+    logout(adminUser);
+
+    // As userA, run a find and get a cursor.
+    login(userA);
+    const cursorID =
+        assert.commandWorked(testDB.runCommand({find: coll.getName(), batchSize: 2})).cursor.id;
+    logout(userA);
+
+    // As userB, attempt to getMore the cursor ID.
+    login(userB);
+    assert.commandFailed(testDB.runCommand({getMore: cursorID, collection: coll.getName()}));
+    logout(userB);
+
+    // As user A again, try to getMore the cursor.
+    login(userA);
+    assert.commandWorked(testDB.runCommand({getMore: cursorID, collection: coll.getName()}));
+    logout(userA);
+
+    st.stop();
+})();
-- 
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