diff -r 570026d3a685 -r 47bc686fafe4 src/server/plugins/postgresql/config.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/server/plugins/postgresql/config.c	Sun Aug 07 13:46:43 2022 +0200
@@ -0,0 +1,66 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2022 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#include "../../util/util.h"
+
+PgRepository* pg_init_repo(pool_handle_t *pool, WSConfigNode *config) {
+    UcxAllocator a = util_pool_allocator(pool);
+    
+    ConfigNode *pg = serverconfig_get_node(config, CONFIG_NODE_OBJECT, SC("Postgresql"));
+    if(!pg) {
+        log_ereport(LOG_MISCONFIG, "pg_init_repo: missing postgresql config object");
+        return NULL;
+    }
+    
+    scstr_t cfg_respool = serverconfig_directive_value(pg, SC("ResourcePool"));
+    scstr_t cfg_rootid = serverconfig_directive_value(pg, SC("RootId"));
+    scstr_t cfg_dav = serverconfig_directive_value(pg, SC("PGDavConfig"));
+    
+    // minimum requirement is a resource pool
+    if(cfg_respool.length == 0) {
+        return NULL;
+    }
+    
+    // check rootid
+    int64_t root_id = 1;
+    if(cfg_rootid.length > 0) {
+        if(!util_strtoint(cfg_rootid.ptr, &root_id)) {
+            log_ereport(LOG_MISCONFIG, "pg_init_repo: RootId parameter is not an integer: %s", cfg_rootid.ptr);
+            return NULL;
+        }
+    }
+    
+    PgRepository *repo = pool_malloc(pool, sizeof(PgRepository));
+    ZERO(repo, sizeof(PgRepository));
+    
+    repo->resourcepool = sstrdup_a(&a, cfg_respool);
+    
+    return repo;
+}