diff --git a/.zuul.yaml b/.zuul.yaml
index c0a19b7e2..7d3abc88f 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -1,39 +1,63 @@
 - job:
     name: zaqar-grenade-base
-    parent: legacy-dsvm-base
+    abstract: true
+    parent: grenade
+    description: |
+      Abstract base grenade job for zaqar tempest plugin
+    required-projects:
+      - opendev.org/openstack/python-zaqarclient
+      - opendev.org/openstack/zaqar
+      - opendev.org/openstack/zaqar-tempest-plugin
+    vars:
+      devstack_plugins:
+        zaqar: https://opendev.org/openstack/zaqar
+      devstack_services:
+        # probably other services can be disabled;
+        # the old legacy job only uses mysql, keystone, zaqar and tempest
+        s-account: false
+        s-container: false
+        s-object: false
+        s-proxy: false
+        c-bak: false
+      tempest_plugins:
+        - zaqar-tempest-plugin
+      tempest_test_regex: zaqar_tempest_plugin.tests
+      tox_envlist: all
     irrelevant-files:
       - ^(test-|)requirements.txt$
       - ^setup.cfg$
-    required-projects:
-      - openstack/grenade
-      - openstack/devstack-gate
-      - openstack/python-zaqarclient
-      - openstack/zaqar
-      - openstack/zaqar-tempest-plugin
-    run: playbooks/legacy/grenade-devstack-zaqar-base/run.yaml
-    post-run: playbooks/legacy/grenade-devstack-zaqar-base/post.yaml
-    timeout: 7800
 
 - job:
     name: zaqar-grenade-mongodb
     parent: zaqar-grenade-base
     voting: false
     vars:
-      database_backend: mongodb
+      grenade_devstack_localrc:
+        shared:
+          ZAQAR_BACKEND: mongodb
 
 - job:
     name: zaqar-grenade-redis
     parent: zaqar-grenade-base
     voting: false
     vars:
-      database_backend: redis
+      grenade_devstack_localrc:
+        shared:
+          ZAQAR_BACKEND: redis
 
 - job:
     name: zaqar-grenade-swift
     parent: zaqar-grenade-base
     voting: false
     vars:
-      database_backend: swift
+      devstack_services:
+        s-account: true
+        s-container: true
+        s-object: true
+        s-proxy: true
+      grenade_devstack_localrc:
+        shared:
+          ZAQAR_BACKEND: swift
 
 - job:
     name: zaqar-tox-integration
diff --git a/devstack/upgrade/upgrade.sh b/devstack/upgrade/upgrade.sh
index bf4982f37..af93b242f 100755
--- a/devstack/upgrade/upgrade.sh
+++ b/devstack/upgrade/upgrade.sh
@@ -35,6 +35,13 @@ source $GRENADE_DIR/functions
 # only the first error that occurred.
 set -o errexit
 
+if grep -q '_store *= *mongodb' /etc/zaqar/zaqar.conf; then
+    # mongo-tools is the name of the package which includes mongodump on
+    # basically all distributions (Ubuntu, Debian, Fedora, CentOS and
+    # openSUSE).
+    install_package mongo-tools
+fi
+
 if grep -q 'management_store *= *mongodb' /etc/zaqar/zaqar.conf; then
     mongodump --db zaqar_mgmt --out $SAVE_DIR/zaqar-mongodb-mgmt-dump.$BASE_RELEASE
 fi
@@ -100,7 +107,7 @@ fi
 
 if grep -q 'message_store *= *redis' /etc/zaqar/zaqar.conf; then
     redis-cli save
-    cp /var/lib/redis/dump.rdb $SAVE_DIR/zaqar-redis-message-dump-$TARGET_RELEASE.rdb
+    sudo cp /var/lib/redis/dump.rdb $SAVE_DIR/zaqar-redis-message-dump-$TARGET_RELEASE.rdb
 fi
 
 set +o xtrace
diff --git a/playbooks/legacy/grenade-devstack-zaqar-base/post.yaml b/playbooks/legacy/grenade-devstack-zaqar-base/post.yaml
deleted file mode 100644
index e07f5510a..000000000
--- a/playbooks/legacy/grenade-devstack-zaqar-base/post.yaml
+++ /dev/null
@@ -1,15 +0,0 @@
-- hosts: primary
-  tasks:
-
-    - name: Copy files from {{ ansible_user_dir }}/workspace/ on node
-      synchronize:
-        src: '{{ ansible_user_dir }}/workspace/'
-        dest: '{{ zuul.executor.log_root }}'
-        mode: pull
-        copy_links: true
-        verify_host: true
-        rsync_opts:
-          - --include=/logs/**
-          - --include=*/
-          - --exclude=*
-          - --prune-empty-dirs
diff --git a/playbooks/legacy/grenade-devstack-zaqar-base/run.yaml b/playbooks/legacy/grenade-devstack-zaqar-base/run.yaml
deleted file mode 100644
index 9fd95a661..000000000
--- a/playbooks/legacy/grenade-devstack-zaqar-base/run.yaml
+++ /dev/null
@@ -1,84 +0,0 @@
-- hosts: all
-  name: Grenade Devstack Zaqar Base
-  tasks:
-
-    - name: Ensure legacy workspace directory
-      file:
-        path: '{{ ansible_user_dir }}/workspace'
-        state: directory
-
-    - shell:
-        cmd: |
-          set -e
-          set -x
-          cat > clonemap.yaml << EOF
-          clonemap:
-            - name: openstack/devstack-gate
-              dest: devstack-gate
-          EOF
-          /usr/zuul-env/bin/zuul-cloner -m clonemap.yaml --cache-dir /opt/git \
-              https://opendev.org \
-              openstack/devstack-gate
-        executable: /bin/bash
-        chdir: '{{ ansible_user_dir }}/workspace'
-      environment: '{{ zuul | zuul_legacy_vars }}'
-
-    - shell:
-        cmd: |
-          set -e
-          set -x
-          cat << 'EOF' >>"/tmp/dg-local.conf"
-          [[local|localrc]]
-          enable_plugin zaqar https://opendev.org/openstack/zaqar
-          # Enable Zaqar Tempest plugin
-          TEMPEST_PLUGINS='/opt/stack/new/zaqar-tempest-plugin'
-          USE_PYTHON3="True"
-
-          EOF
-        executable: /bin/bash
-        chdir: '{{ ansible_user_dir }}/workspace'
-      environment: '{{ zuul | zuul_legacy_vars }}'
-
-    - shell:
-        cmd: |
-          set -e
-          set -x
-          export PROJECTS="openstack/grenade $PROJECTS"
-          export PROJECTS="openstack/python-zaqarclient $PROJECTS"
-          export PYTHONUNBUFFERED=true
-          export ENABLED_SERVICES=tempest
-          export DEVSTACK_GATE_TEMPEST=0
-          export DEVSTACK_GATE_TEMPEST_REGEX="zaqar_tempest_plugin.tests"
-
-          export DEVSTACK_GATE_GRENADE=pullup
-          export GRENADE_PLUGINRC="enable_grenade_plugin zaqar https://opendev.org/openstack/zaqar"
-          export BRANCH_OVERRIDE=default
-          if [ "$BRANCH_OVERRIDE" != "default" ] ; then
-              export OVERRIDE_ZUUL_BRANCH=$BRANCH_OVERRIDE
-          fi
-
-          export PROJECTS="openstack/zaqar-tempest-plugin $PROJECTS"
-
-          function pre_test_hook {
-              cd /opt/stack/new/zaqar/zaqar_upgradetests
-              ./pre_test_hook.sh
-          }
-          export -f pre_test_hook
-
-          function post_test_hook {
-              cd /opt/stack/new/zaqar/zaqar_upgradetests
-              ./post_test_hook.sh
-          }
-          export -f post_test_hook
-
-          function gate_hook {
-              cd /opt/stack/new/zaqar/devstack/gate
-              ./gate_hook.sh tempest "{{ database_backend }}"
-          }
-          export -f gate_hook
-
-          cp devstack-gate/devstack-vm-gate-wrap.sh ./safe-devstack-vm-gate-wrap.sh
-          ./safe-devstack-vm-gate-wrap.sh
-        executable: /bin/bash
-        chdir: '{{ ansible_user_dir }}/workspace'
-      environment: '{{ zuul | zuul_legacy_vars }}'
diff --git a/zaqar_upgradetests/post_test_hook.sh b/zaqar_upgradetests/post_test_hook.sh
deleted file mode 100755
index e69de29bb..000000000
diff --git a/zaqar_upgradetests/pre_test_hook.sh b/zaqar_upgradetests/pre_test_hook.sh
deleted file mode 100755
index e69de29bb..000000000