From b3d110fbc424a03674a6e50e489a7cbab9702f0b Mon Sep 17 00:00:00 2001
From: Jakub Hrozek <jhrozek@redhat.com>
Date: Wed, 6 May 2015 08:06:53 +0200
Subject: DP: Add a function to inherit DP options, if set

Related to:
    https://fedorahosted.org/sssd/ticket/2644

Adds a utility function that checks if a DP option is present in
the subdomain_inherit list. If it is, then the option is set from source
to destination dp_option array.

Reviewed-by: Pavel Reichl <preichl@redhat.com>
---
 src/providers/data_provider.h      |  5 ++++
 src/providers/data_provider_opts.c | 57 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 62 insertions(+)

(limited to 'src/providers')

diff --git a/src/providers/data_provider.h b/src/providers/data_provider.h
index 5df493e9d..657d2b798 100644
--- a/src/providers/data_provider.h
+++ b/src/providers/data_provider.h
@@ -277,6 +277,11 @@ struct dp_option {
 
 #define DP_OPTION_TERMINATOR { NULL, 0, NULL_STRING, NULL_STRING }
 
+void dp_option_inherit(char **inherit_opt_list,
+                       int option,
+                       struct dp_option *parent_opts,
+                       struct dp_option *subdom_opts);
+
 int dp_get_options(TALLOC_CTX *memctx,
                    struct confdb_ctx *cdb,
                    const char *conf_path,
diff --git a/src/providers/data_provider_opts.c b/src/providers/data_provider_opts.c
index 8ad84560b..9db43fc40 100644
--- a/src/providers/data_provider_opts.c
+++ b/src/providers/data_provider_opts.c
@@ -21,6 +21,63 @@
 
 #include "data_provider.h"
 
+/* =Copy-Option-From-Subdomain-If-Allowed================================= */
+void dp_option_inherit(char **inherit_opt_list,
+                       int option,
+                       struct dp_option *parent_opts,
+                       struct dp_option *subdom_opts)
+{
+    errno_t ret;
+    bool inherit_option;
+
+    inherit_option = string_in_list(parent_opts[option].opt_name,
+                                    inherit_opt_list, false);
+    if (inherit_option == false) {
+        DEBUG(SSSDBG_CONF_SETTINGS,
+              "Option %s is not set up to be inherited\n",
+              parent_opts[option].opt_name);
+        return;
+    }
+
+    DEBUG(SSSDBG_CONF_SETTINGS,
+          "Will inherit option %s\n", parent_opts[option].opt_name);
+    switch (parent_opts[option].type) {
+    case DP_OPT_NUMBER:
+        ret = dp_opt_set_int(subdom_opts,
+                             option,
+                             dp_opt_get_int(parent_opts,
+                                            option));
+        break;
+    case DP_OPT_STRING:
+        ret = dp_opt_set_string(subdom_opts,
+                                option,
+                                dp_opt_get_string(parent_opts,
+                                                  option));
+        break;
+    case DP_OPT_BLOB:
+        ret = dp_opt_set_blob(subdom_opts,
+                              option,
+                              dp_opt_get_blob(parent_opts,
+                                              option));
+        break;
+    case DP_OPT_BOOL:
+        ret = dp_opt_set_bool(subdom_opts,
+                              option,
+                              dp_opt_get_bool(parent_opts,
+                                              option));
+        break;
+    default:
+        ret = EINVAL;
+        break;
+    }
+
+    if (ret != EOK) {
+        DEBUG(SSSDBG_MINOR_FAILURE,
+              "Failed to inherit option %s\n", parent_opts[option].opt_name);
+        /* Not fatal */
+    }
+}
+
 /* =Retrieve-Options====================================================== */
 
 int dp_get_options(TALLOC_CTX *memctx,
-- 
cgit