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Process hello command even if the default user has no permissions. (#8633)

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Co-authored-by: Harkrishn Patro <harkrisp@amazon.com>
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Harkrishn Patro 2021-03-11 06:19:35 +01:00 committed by GitHub
parent c945e1126a
commit b70d81f60b
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2 changed files with 11 additions and 3 deletions
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6
src/acl.c
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@ -1180,9 +1180,9 @@ int ACLCheckCommandPerm(client *c, int *keyidxptr) {
/* If there is no associated user, the connection can run anything. */
if (u == NULL) return ACL_OK;
/* Check if the user can execute this command. */
if (!(u->flags & USER_FLAG_ALLCOMMANDS) &&
c->cmd->proc != authCommand)
/* Check if the user can execute this command or if the command
* doesn't need to be authenticated (hello, auth). */
if (!(u->flags & USER_FLAG_ALLCOMMANDS) && !(c->cmd->flags & CMD_NO_AUTH))
{
/* If the bit is not set we have to check further, in case the
* command is allowed just with that specific subcommand. */

8
tests/unit/acl.tcl
View File

@ -409,6 +409,14 @@ start_server {tags {"acl"}} {
set e
} {*NOAUTH*}
test {When default user has no command permission, hello command still works for other users} {
r ACL setuser secure-user >supass on +@all
r ACL setuser default -@all
r HELLO 2 AUTH secure-user supass
r ACL setuser default nopass +@all
r AUTH default ""
}
test {ACL HELP should not have unexpected options} {
catch {r ACL help xxx} e
assert_match "*Unknown subcommand or wrong number of arguments*" $e