#endif /* HAVE_CONFIG_H */
#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
-#ifdef HAVE_SOLARIS_ACLS
-#include <sys/acl.h>
-#endif
-
#include <atalk/afp.h>
#include <atalk/util.h>
#include <atalk/logger.h>
+#include <atalk/errchk.h>
+#include <atalk/acl.h>
#ifdef HAVE_SOLARIS_ACLS
-/* Get ACL. Allocates storage as needed. Caller must free.
- * Returns no of ACEs or -1 on error. */
-int get_nfsv4_acl(const char *name, ace_t **retAces)
-{
- int ace_count = -1;
- ace_t *aces;
-
- *retAces = NULL;
- ace_count = acl(name, ACE_GETACLCNT, 0, NULL);
- if (ace_count <= 0) {
- LOG(log_error, logtype_afpd, "get_nfsv4_acl: acl(ACE_GETACLCNT) error");
- return -1;
- }
-
- aces = malloc(ace_count * sizeof(ace_t));
- if (aces == NULL) {
- LOG(log_error, logtype_afpd, "get_nfsv4_acl: malloc error");
- return -1;
- }
-
- if ( (acl(name, ACE_GETACL, ace_count, aces)) == -1 ) {
- LOG(log_error, logtype_afpd, "get_nfsv4_acl: acl(ACE_GETACL) error");
- free(aces);
- return -1;
- }
-
- LOG(log_debug9, logtype_afpd, "get_nfsv4_acl: file: %s -> No. of ACEs: %d", name, ace_count);
- *retAces = aces;
-
- return ace_count;
-}
-
/* Removes all non-trivial ACLs from object. Returns full AFPERR code. */
int remove_acl_vfs(const char *name)
{
#endif /* HAVE_SOLARIS_ACLS */
#ifdef HAVE_POSIX_ACLS
+/*!
+ * Remove any ACL_USER, ACL_GROUP, ACL_MASK or ACL_TYPE_DEFAULT ACEs from an object
+ *
+ * @param name (r) filesystem object name
+ *
+ * @returns AFP error code, AFP_OK (= 0) on success, AFPERR_MISC on error
+ */
int remove_acl_vfs(const char *name)
{
- return AFP_OK;
+ EC_INIT;
+
+ struct stat st;
+ acl_t acl = NULL;
+ acl_entry_t e;
+ acl_tag_t tag;
+ int entry_id = ACL_FIRST_ENTRY;
+
+
+ /* Remove default ACL if it's a dir */
+ EC_ZERO_ERR(stat(name, &st), AFPERR_MISC);
+ if (S_ISDIR(st.st_mode)) {
+ EC_NULL_LOG_ERR(acl = acl_init(0), AFPERR_MISC);
+ EC_ZERO_LOG_ERR(acl_set_file(name, ACL_TYPE_DEFAULT, acl), AFPERR_MISC);
+ EC_ZERO_LOG_ERR(acl_free(acl), AFPERR_MISC);
+ acl = NULL;
+ }
+
+ /* Now get ACL and remove ACL_MASK, ACL_USER or ACL_GROUP entries, then re-set
+ * the ACL again. acl_calc_mask() must not be called because there is no need
+ * for an ACL_MASK entry in a basic ACL. */
+ EC_NULL_LOG_ERR(acl = acl_get_file(name, ACL_TYPE_ACCESS), AFPERR_MISC);
+ for ( ; acl_get_entry(acl, entry_id, &e) == 1; entry_id = ACL_NEXT_ENTRY) {
+ EC_ZERO_LOG_ERR(acl_get_tag_type(e, &tag), AFPERR_MISC);
+ if (tag == ACL_USER || tag == ACL_GROUP || tag == ACL_MASK)
+ EC_ZERO_LOG_ERR(acl_delete_entry(acl, e), AFPERR_MISC);
+ }
+ EC_ZERO_LOG_ERR(acl_valid(acl), AFPERR_MISC);
+ EC_ZERO_LOG_ERR(acl_set_file(name, ACL_TYPE_ACCESS, acl), AFPERR_MISC);
+
+EC_CLEANUP:
+ if (errno == ENOENT) EC_STATUS(0);
+ if (acl) acl_free(acl);
+
+ EC_EXIT;
}
#endif /* HAVE_POSIX_ACLS */