Add mos9 repo with pinned galera package
diff --git a/linux/system/repo/mos9_galera.yml b/linux/system/repo/mos9_galera.yml
new file mode 100644
index 0000000..4d4e86f
--- /dev/null
+++ b/linux/system/repo/mos9_galera.yml
@@ -0,0 +1,21 @@
+parameters:
+  linux:
+    system:
+      package:
+        python-msgpack:
+          version: latest
+      repo:
+        mirantis_9_0_mos_main_repo:
+          source: "deb http://mirror.fuel-infra.org/mos-repos/ubuntu/9.0/ mos9.0 main restricted"
+          architectures: amd64
+          key_url: "http://mirror.fuel-infra.org/mos-repos/ubuntu/9.0/archive-mos9.0.key"
+          pin:
+            # Galera packages should be picked from mos9.0-main
+            - pin: "release a=mos9.0-main"
+              priority: 800
+              package: "/mysql-server-wsrep-5.6/"
+            # Set lowest priority for remain packages from this repo
+            # as we want use only galera from here
+            - pin: "release a=mos9.0-main"
+              priority: 400
+              package: "*"
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