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registry: check for running as root in clustering mode

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BUG: https://bugzilla.samba.org/show_bug.cgi?id=14787
RN:  net conf list crashes when run as normal user

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>

Autobuild-User(master): Ralph Böhme <slow@samba.org>
Autobuild-Date(master): Tue Aug 17 11:23:15 UTC 2021 on sn-devel-184
This commit is contained in:
Ralph Boehme 2021-08-07 10:52:28 +00:00
parent fd19cae8d2
commit 4809f4a6ee
1 changed files with 9 additions and 0 deletions
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9
source3/registry/reg_backend_db.c
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@ -733,6 +733,15 @@ WERROR regdb_init(void)
return WERR_OK;
}
/*
* Clustered Samba can only work as root because we need messaging to
* talk to ctdb which only works as root.
*/
if (lp_clustering() && geteuid() != 0) {
DBG_ERR("Cluster mode requires running as root.\n");
return WERR_ACCESS_DENIED;
}
db_path = state_path(talloc_tos(), "registry.tdb");
if (db_path == NULL) {
return WERR_NOT_ENOUGH_MEMORY;