From 259ea8a006112b795635b913f0525e0745c297a2 Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alexander@sulfrian.net>
Date: Fri, 11 Nov 2016 21:32:13 +0100
Subject: Get service_base_dn from the plugin arguments

---
 service_passwords.c | 47 +++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 43 insertions(+), 4 deletions(-)

diff --git a/service_passwords.c b/service_passwords.c
index 656a9c6..05ae41e 100644
--- a/service_passwords.c
+++ b/service_passwords.c
@@ -9,6 +9,8 @@ extern int slapi_pw_find(struct berval **vals, struct berval *v);
 
 static Slapi_ComponentId *plugin_id = NULL;
 
+static char *service_base_dn = NULL;
+
 /** Get an entry specified by a DN and with the specified attributes.
  *
  * This functions get a entry specified by a \c DN. It's doing this with an
@@ -457,14 +459,11 @@ static char *get_virtual_service(const char *dn)
 static char *get_service_dn(const char *service)
 {
     char *new_dn = NULL;
-    char *base_dn = NULL;
     Slapi_RDN *rdn = NULL;
 
-    /* TODO: Get base_dn */
-
     rdn = slapi_rdn_new();
     slapi_rdn_add(rdn, "cn", service);
-    new_dn = slapi_dn_plus_rdn(base_dn, slapi_rdn_get_rdn(rdn));
+    new_dn = slapi_dn_plus_rdn(service_base_dn, slapi_rdn_get_rdn(rdn));
     slapi_rdn_free(&rdn);
 
     return new_dn;
@@ -791,6 +790,44 @@ static int pre_search(Slapi_PBlock *pb)
     return rc;
 }
 
+/** Check the supplied argument list.
+ *
+ * The \c base_dn for service accounts is the only argument that is required.
+ *
+ * @param[in] pb Parameter block of the plugin initialization.
+ * @return
+ *   * 0 if the argument could be found
+ *   * not 0 on any error
+ */
+static int check_arguments(Slapi_PBlock *pb)
+{
+    int rc = 0;
+
+    int argc = 0;
+    char **argv;
+    char *fn = "check_arguments";
+
+    rc |= slapi_pblock_get(pb, SLAPI_PLUGIN_ARGC, &argc);
+    rc |= slapi_pblock_get(pb, SLAPI_PLUGIN_ARGV, &argv);
+
+    if (rc != 0 || argc < 1) {
+        slapi_log_error(
+            SLAPI_LOG_PLUGIN, fn,
+            "Could not get parameters (error %d, arvc=%d).\n",
+            rc, argc);
+
+        return rc;
+    }
+
+    service_base_dn = slapi_ch_strdup(argv[0]);
+    slapi_log_error(
+        SLAPI_LOG_PLUGIN, fn,
+        "Using '%s' as base_dn for service accounts.\n",
+        service_base_dn);
+
+    return rc;
+}
+
 Slapi_PluginDesc bindpdesc = {
     .spd_id = "service_passwords",
     .spd_vendor = "spline",
@@ -803,11 +840,13 @@ int service_passwords_init(Slapi_PBlock *pb)
 {
     int rc = 0;
 
+    rc |= check_arguments(pb);
     rc |= slapi_pblock_set(pb, SLAPI_PLUGIN_VERSION, SLAPI_PLUGIN_CURRENT_VERSION);
     rc |= slapi_pblock_set(pb, SLAPI_PLUGIN_DESCRIPTION, (void *) &bindpdesc);
     rc |= slapi_pblock_set(pb, SLAPI_PLUGIN_PRE_BIND_FN, (void *) pre_bind);
     rc |= slapi_pblock_set(pb, SLAPI_PLUGIN_PRE_ENTRY_FN, (void *) pre_entry);
     rc |= slapi_pblock_set(pb, SLAPI_PLUGIN_PRE_SEARCH_FN, (void *) pre_search);
     rc |= slapi_pblock_get(pb, SLAPI_PLUGIN_IDENTITY, &plugin_id);
+
     return rc;
 }
-- 
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