Github user sudheeshkatkam commented on a diff in the pull request:
https://github.com/apache/drill/pull/214#discussion_r43455362
--- Diff:
exec/java-exec/src/test/java/org/apache/drill/exec/impersonation/TestImpersonationQueries.java
---
@@ -258,8 +286,35 @@ public void
testMultiLevelImpersonationJoinOneSideExceedsMaxUserHops() throws Ex
assertNotNull("UserRemoteException is expected", ex);
assertThat(ex.getMessage(),
- containsString("Cannot issue token for view expansion as issuing
the token exceeds the maximum allowed number " +
- "of user hops (3) in chained impersonation"));
+ containsString("Cannot issue token for view expansion as issuing the
token exceeds the maximum allowed number " +
+ "of user hops (3) in chained impersonation"));
+ }
+
+ @Test
+ public void sequenceFileChainedImpersonationWithView() throws Exception {
+ // create a view named "simple_seq_view" on "simple.seq". View is
owned by user0:group0 and has permissions 750
+ createView(org1Users[0], org1Groups[0], "simple_seq_view",
+ String.format("SELECT convert_from(t.binary_key, 'UTF8') as k FROM
%s.`%s` t", MINIDFS_STORAGE_PLUGIN_NAME,
+ new Path(getUserHome(org1Users[0]), "simple.seq")));
+ try {
+ updateClient(org1Users[1]);
+ test("SELECT k FROM %s.%s.%s", MINIDFS_STORAGE_PLUGIN_NAME, "tmp",
"simple_seq_view");
+ } catch (UserRemoteException e) {
+ assertNull("This test should pass.", e);
+ }
--- End diff --
Adding more to the chain for testing purposes:
```
createView(org1Users[1], org1Groups[1], "simple_seq_view_2",
String.format("SELECT k FROM %s.%s.%s",
MINIDFS_STORAGE_PLUGIN_NAME, "tmp", "simple_seq_view"));
try {
updateClient(org1Users[2]);
test("SELECT k FROM %s.%s.%s", MINIDFS_STORAGE_PLUGIN_NAME, "tmp",
"simple_seq_view_2");
} catch (UserRemoteException e) {
assertNull("This test should pass.", e);
}
```
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