Support Centos7

1. install the yum packages
2. add the ifcfg scripts to adapt Centos7
3. change MaxSession to 100
4. if setup-host failed, retry to run the failed container

Change-Id: I57589d38f6af1677cb889875c85d6b8bac5c80d0
Signed-off-by: wutianwei <wutianwei1@huawei.com>

24 files changed, 531 insertions, 93 deletions

diff --git a/deploy/adapters/ansible/roles/config-compute/tasks/RedHat.yml b/deploy/adapters/ansible/roles/config-compute/tasks/RedHat.yml
new file mode 100644
index 00000000..4c6d2465
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/tasks/RedHat.yml
@@ -0,0 +1,105 @@
+##############################################################################
+# Copyright (c) 2017 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+---
+- name: make nfs dircetory
+  file: "dest=/images mode=0777 state=directory"
+
+- name: configure service
+  shell: "echo 'nfs        2049/tcp' >>  /etc/services; \
+          echo 'nfs        2049/udp' >>  /etc/services"
+
+# yamllint disable rule:line-length
+- name: generate ifcfg-if.vxlan
+  template:
+    src: ifcfg-if.vxlan
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["mgmt"]["interface"]}}.{{sys_intf_mappings["mgmt"]["vlan_tag"]}}
+
+- name: generate ifcfg-if.storage
+  template:
+    src: ifcfg-if.storage
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["storage"]["interface"]}}.{{sys_intf_mappings["storage"]["vlan_tag"]}}
+
+- name: add br-vlan to interface script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{ network_cfg["provider_net_mappings"][0]["interface"] }}
+    line: "BRIDGE=br-vlan"
+
+- name: remove eth0 ip addresss
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-eth0
+    regexp: "^IPADDR=*"
+    state: absent
+
+- name: remove eth0 netmask
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-eth0
+    regexp: "^NETMASK=*"
+    state: absent
+
+- name: add br-mgmt to eth0 script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-eth0
+    line: "BRIDGE=br-mgmt"
+
+- name: add br-vlan to interface script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["storage"]["interface"]}}.{{sys_intf_mappings["storage"]["vlan_tag"]}}
+    line: "BRIDGE=br-storage"
+
+- name: add br-vxlan to interface script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["mgmt"]["interface"]}}.{{sys_intf_mappings["mgmt"]["vlan_tag"]}}
+    line: "BRIDGE=br-vxlan"
+# yamllint enable rule:line-length
+
+- name: generate ifcfg-br-mgmt script
+  template:
+    src: ifcfg-br-mgmt
+    dest: /etc/sysconfig/network-scripts/
+
+- name: generate ifcfg-br-vlan script
+  template:
+    src: ifcfg-br-vlan
+    dest: /etc/sysconfig/network-scripts/
+
+- name: generate ifcfg-br-storage script
+  template:
+    src: ifcfg-br-storage
+    dest: /etc/sysconfig/network-scripts/
+
+- name: generate ifcfg-br-vxlan script
+  template:
+    src: ifcfg-br-vxlan
+    dest: /etc/sysconfig/network-scripts/
+
+- name: restart the network
+  shell: systemctl restart network
+
+- name: Install apt packages
+  yum:
+    pkg: "{{item}}"
+    state: "present"
+  with_items:
+    - nfs-utils
+    - rpcbind
+
+- name: configure NFS
+  template:
+    src: exports
+    dest: /etc/exports
+
+- name: exportfs
+  shell: exportfs -r
+
+- name: start nfs
+  shell: |
+    service rpcbind start;
+    service nfs start;
+    chkconfig rpcbind on;
+    chkconfig nfs on;
diff --git a/deploy/adapters/ansible/roles/config-compute/tasks/Ubuntu.yml b/deploy/adapters/ansible/roles/config-compute/tasks/Ubuntu.yml
new file mode 100644
index 00000000..886a407f
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/tasks/Ubuntu.yml
@@ -0,0 +1,36 @@
+##############################################################################
+# Copyright (c) 2017 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+---
+- name: configure network
+  template:
+    src: compute.j2
+    dest: /etc/network/interfaces
+  notify:
+    - restart network service
+
+- meta: flush_handlers
+
+- name: Install apt packages
+  apt:
+    pkg: "nfs-kernel-server"
+    state: "present"
+
+- name: make nfs dircetory
+  file: "dest=/images mode=0777 state=directory"
+
+- name: configure service
+  shell: "echo 'nfs        2049/tcp' >>  /etc/services; \
+          echo 'nfs        2049/udp' >>  /etc/services"
+
+- name: configure NFS
+  template:
+    src: exports
+    dest: /etc/exports
+  notify:
+    - restart nfs service
diff --git a/deploy/adapters/ansible/roles/config-compute/tasks/main.yml b/deploy/adapters/ansible/roles/config-compute/tasks/main.yml
index 886a407f..674c80cc 100644
--- a/deploy/adapters/ansible/roles/config-compute/tasks/main.yml
+++ b/deploy/adapters/ansible/roles/config-compute/tasks/main.yml
@@ -7,30 +7,8 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 ---
-- name: configure network
-  template:
-    src: compute.j2
-    dest: /etc/network/interfaces
-  notify:
-    - restart network service
+- include: "{{ ansible_distribution }}.yml"
+  when: ansible_distribution == 'Ubuntu'
 
-- meta: flush_handlers
-
-- name: Install apt packages
-  apt:
-    pkg: "nfs-kernel-server"
-    state: "present"
-
-- name: make nfs dircetory
-  file: "dest=/images mode=0777 state=directory"
-
-- name: configure service
-  shell: "echo 'nfs        2049/tcp' >>  /etc/services; \
-          echo 'nfs        2049/udp' >>  /etc/services"
-
-- name: configure NFS
-  template:
-    src: exports
-    dest: /etc/exports
-  notify:
-    - restart nfs service
+- include: "{{ ansible_os_family }}.yml"
+  when: ansible_os_family == 'RedHat' and ansible_distribution_major_version == '7'
diff --git a/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-mgmt b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-mgmt
new file mode 100644
index 00000000..7f1931c8
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-mgmt
@@ -0,0 +1,7 @@
+DEVICE=br-mgmt
+TYPE=Bridge
+IPADDR={{host_info[inventory_hostname].MGMT_IP}}
+PREFIX=24
+BOOTPROTO=none
+ONBOOT=yes
+DELAY=0
diff --git a/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-storage b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-storage
new file mode 100644
index 00000000..3c1db126
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-storage
@@ -0,0 +1,8 @@
+DEVICE=br-storage
+TYPE=Bridge
+IPADDR={{ ip_settings[inventory_hostname]["storage"]["ip"] }}
+NETMASK=255.255.255.0
+BOOTPROTO=none
+DEFROUTE="no"
+ONBOOT=yes
+DELAY=0
diff --git a/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-vlan b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-vlan
new file mode 100644
index 00000000..4349a3f1
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-vlan
@@ -0,0 +1,11 @@
+DEVICE=br-vlan
+TYPE=Bridge
+IPADDR={{ ip_settings[inventory_hostname]["br-prv"]["ip"] }}
+PREFIX=24
+GATEWAY={{ ip_settings[inventory_hostname]["br-prv"]["gw"] }}
+BOOTPROTO=none
+ONBOOT=yes
+DELAY=0
+DEFROUTE="yes"
+DNS1=8.8.8.8
+DNS2=8.8.4.4
diff --git a/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-vxlan b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-vxlan
new file mode 100644
index 00000000..d2a0cb86
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-br-vxlan
@@ -0,0 +1,8 @@
+DEVICE=br-vxlan
+TYPE=Bridge
+IPADDR={{host_info[inventory_hostname].VXLAN_IP}}
+NETMASK=255.255.252.0
+BOOTPROTO=none
+DEFROUTE="no"
+ONBOOT=yes
+DELAY=0
diff --git a/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-if.storage b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-if.storage
new file mode 100644
index 00000000..96afb1bd
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-if.storage
@@ -0,0 +1,4 @@
+DEVICE={{sys_intf_mappings["storage"]["interface"]}}.{{sys_intf_mappings["storage"]["vlan_tag"]}}
+BOOTPROTO=none
+ONBOOT=yes
+VLAN=yes
diff --git a/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-if.vxlan b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-if.vxlan
new file mode 100644
index 00000000..9fb19b0c
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-compute/templates/ifcfg-if.vxlan
@@ -0,0 +1,4 @@
+DEVICE={{sys_intf_mappings["mgmt"]["interface"]}}.{{sys_intf_mappings["mgmt"]["vlan_tag"]}}
+BOOTPROTO=none
+ONBOOT=yes
+VLAN=yes
diff --git a/deploy/adapters/ansible/roles/config-controller/tasks/RedHat.yml b/deploy/adapters/ansible/roles/config-controller/tasks/RedHat.yml
new file mode 100644
index 00000000..728dc559
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/tasks/RedHat.yml
@@ -0,0 +1,75 @@
+##############################################################################
+# Copyright (c) 2017 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+---
+# yamllint disable rule:line-length
+- name: generate vxlan vlan ifcfg-if script
+  template:
+    src: ifcfg-if.vxlan
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["mgmt"]["interface"]}}.{{sys_intf_mappings["mgmt"]["vlan_tag"]}}
+
+- name: generate storage vlan ifcfg-if script
+  template:
+    src: ifcfg-if.storage
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["storage"]["interface"]}}.{{sys_intf_mappings["storage"]["vlan_tag"]}}
+
+- name: add br-vlan to interface script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{ network_cfg["provider_net_mappings"][0]["interface"] }}
+    line: "BRIDGE=br-vlan"
+
+- name: add br-storage to interface script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["storage"]["interface"]}}.{{sys_intf_mappings["storage"]["vlan_tag"]}}
+    line: "BRIDGE=br-storage"
+
+- name: add br-vxlan to interface script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-{{sys_intf_mappings["mgmt"]["interface"]}}.{{sys_intf_mappings["mgmt"]["vlan_tag"]}}
+    line: "BRIDGE=br-vxlan"
+# yamllint enable rule:line-length
+
+- name: remove eth0 ip addresss
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-eth0
+    regexp: "^IPADDR=*"
+    state: absent
+
+- name: remove eth0 netmask
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-eth0
+    regexp: "^NETMASK=*"
+    state: absent
+
+- name: add br-mgmt to eth0 script
+  lineinfile:
+    dest: /etc/sysconfig/network-scripts/ifcfg-eth0
+    line: "BRIDGE=br-mgmt"
+
+- name: generate ifcfg-br-mgmt script
+  template:
+    src: ifcfg-br-mgmt
+    dest: /etc/sysconfig/network-scripts/
+
+- name: generate ifcfg-br-vlan script
+  template:
+    src: ifcfg-br-vlan
+    dest: /etc/sysconfig/network-scripts/
+
+- name: generate ifcfg-br-storag script
+  template:
+    src: ifcfg-br-storage
+    dest: /etc/sysconfig/network-scripts/
+
+- name: generate ifcfg-br-vxlan script
+  template:
+    src: ifcfg-br-vxlan
+    dest: /etc/sysconfig/network-scripts/
+
+- name: restart the network
+  shell: systemctl restart network
diff --git a/deploy/adapters/ansible/roles/config-controller/tasks/Ubuntu.yml b/deploy/adapters/ansible/roles/config-controller/tasks/Ubuntu.yml
new file mode 100644
index 00000000..53c2d502
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/tasks/Ubuntu.yml
@@ -0,0 +1,15 @@
+##############################################################################
+# Copyright (c) 2017 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+---
+- name: configure controller network
+  template:
+    src: controller.j2
+    dest: /etc/network/interfaces
+  notify:
+    - restart network service
diff --git a/deploy/adapters/ansible/roles/config-controller/tasks/main.yml b/deploy/adapters/ansible/roles/config-controller/tasks/main.yml
index 54e4bf1e..674c80cc 100644
--- a/deploy/adapters/ansible/roles/config-controller/tasks/main.yml
+++ b/deploy/adapters/ansible/roles/config-controller/tasks/main.yml
@@ -7,11 +7,8 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 ---
-- name: configure controller network
-  template:
-    src: controller.j2
-    dest: /etc/network/interfaces
-  notify:
-    - restart network service
+- include: "{{ ansible_distribution }}.yml"
+  when: ansible_distribution == 'Ubuntu'
 
-- meta: flush_handlers
+- include: "{{ ansible_os_family }}.yml"
+  when: ansible_os_family == 'RedHat' and ansible_distribution_major_version == '7'
diff --git a/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-mgmt b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-mgmt
new file mode 100644
index 00000000..7f1931c8
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-mgmt
@@ -0,0 +1,7 @@
+DEVICE=br-mgmt
+TYPE=Bridge
+IPADDR={{host_info[inventory_hostname].MGMT_IP}}
+PREFIX=24
+BOOTPROTO=none
+ONBOOT=yes
+DELAY=0
diff --git a/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-storage b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-storage
new file mode 100644
index 00000000..3c1db126
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-storage
@@ -0,0 +1,8 @@
+DEVICE=br-storage
+TYPE=Bridge
+IPADDR={{ ip_settings[inventory_hostname]["storage"]["ip"] }}
+NETMASK=255.255.255.0
+BOOTPROTO=none
+DEFROUTE="no"
+ONBOOT=yes
+DELAY=0
diff --git a/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-vlan b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-vlan
new file mode 100644
index 00000000..7dd7165b
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-vlan
@@ -0,0 +1,11 @@
+DEVICE=br-vlan
+TYPE=Bridge
+IPADDR={{ ip_settings[inventory_hostname]["br-prv"]["ip"] }}
+PREFIX=24
+BOOTPROTO=none
+ONBOOT=yes
+DELAY=0
+DEFROUTE="yes"
+GATEWAY={{ ip_settings[inventory_hostname]["br-prv"]["gw"] }}
+DNS1=8.8.8.8
+DNS2=8.8.4.4
diff --git a/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-vxlan b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-vxlan
new file mode 100644
index 00000000..d672919c
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-br-vxlan
@@ -0,0 +1,6 @@
+DEVICE=br-vxlan
+TYPE=Bridge
+BOOTPROTO=none
+DEFROUTE="no"
+ONBOOT=yes
+DELAY=0
diff --git a/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-if.storage b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-if.storage
new file mode 100644
index 00000000..96afb1bd
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-if.storage
@@ -0,0 +1,4 @@
+DEVICE={{sys_intf_mappings["storage"]["interface"]}}.{{sys_intf_mappings["storage"]["vlan_tag"]}}
+BOOTPROTO=none
+ONBOOT=yes
+VLAN=yes
diff --git a/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-if.vxlan b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-if.vxlan
new file mode 100644
index 00000000..9fb19b0c
--- /dev/null
+++ b/deploy/adapters/ansible/roles/config-controller/templates/ifcfg-if.vxlan
@@ -0,0 +1,4 @@
+DEVICE={{sys_intf_mappings["mgmt"]["interface"]}}.{{sys_intf_mappings["mgmt"]["vlan_tag"]}}
+BOOTPROTO=none
+ONBOOT=yes
+VLAN=yes
diff --git a/deploy/adapters/ansible/roles/pre-prepare/files/centos_base.repo b/deploy/adapters/ansible/roles/pre-prepare/files/centos_base.repo
new file mode 100644
index 00000000..ba768e0a
--- /dev/null
+++ b/deploy/adapters/ansible/roles/pre-prepare/files/centos_base.repo
@@ -0,0 +1,31 @@
+[base]
+name=CentOS-$releasever - Base
+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os&infra=$infra
+#baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/
+gpgcheck=1
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
+
+#released updates
+[updates]
+name=CentOS-$releasever - Updates
+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates&infra=$infra
+#baseurl=http://mirror.centos.org/centos/$releasever/updates/$basearch/
+gpgcheck=1
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
+
+#additional packages that may be useful
+[extras]
+name=CentOS-$releasever - Extras
+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras&infra=$infra
+#baseurl=http://mirror.centos.org/centos/$releasever/extras/$basearch/
+gpgcheck=1
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
+
+#additional packages that extend functionality of existing packages
+[centosplus]
+name=CentOS-$releasever - Plus
+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=centosplus&infra=$infra
+#baseurl=http://mirror.centos.org/centos/$releasever/centosplus/$basearch/
+gpgcheck=1
+enabled=0
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
diff --git a/deploy/adapters/ansible/roles/pre-prepare/tasks/RedHat.yml b/deploy/adapters/ansible/roles/pre-prepare/tasks/RedHat.yml
new file mode 100644
index 00000000..5456c9fc
--- /dev/null
+++ b/deploy/adapters/ansible/roles/pre-prepare/tasks/RedHat.yml
@@ -0,0 +1,77 @@
+##############################################################################
+# Copyright (c) 2016 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+---
+- name: make sure ssh dir exist
+  file:
+    path: '{{ item.path }}'
+    owner: '{{ item.owner }}'
+    group: '{{ item.group }}'
+    state: directory
+    mode: 0755
+  with_items:
+    - path: /root/.ssh
+      owner: root
+      group: root
+
+- name: write ssh config
+  copy:
+    content: "UserKnownHostsFile /dev/null\nStrictHostKeyChecking no"
+    dest: '{{ item.dest }}'
+    owner: '{{ item.owner }}'
+    group: '{{ item.group }}'
+    mode: 0600
+  with_items:
+    - dest: /root/.ssh/config
+      owner: root
+      group: root
+
+- name: generate ssh keys
+  shell: if [ ! -f ~/.ssh/id_rsa.pub ]; \
+         then ssh-keygen -q -t rsa -f ~/.ssh/id_rsa -N ""; \
+         else echo "already gen ssh key!"; fi;
+
+- name: fetch ssh keys
+  fetch:
+    src: /root/.ssh/id_rsa.pub
+    dest: /tmp/ssh-keys-{{ ansible_hostname }}
+    flat: "yes"
+
+- authorized_key:
+    user: root
+    key: "{{ lookup('file', item) }}"
+  with_fileglob:
+    - /tmp/ssh-keys-*
+    - /root/.ssh/id_rsa.pub
+
+- name: change sources(yum) list
+  copy:
+    src: centos_base.repo
+    dest: /etc/yum.repos.d/centos_base.repo
+
+- name: Install yum packages
+  yum:
+    pkg: "{{ item }}"
+    state: "present"
+  with_items: "{{ yumpackages }}"
+
+- name: add the appropriate kernel modules
+  copy:
+    src: modules
+    dest: /etc/modules-load.d/openstack-ansible.conf
+
+- name: restart ntp service
+  shell: "systemctl enable ntpd.service && systemctl start ntpd.service"
+
+- name: change the MaxSessions
+  lineinfile:
+    dest: /etc/ssh/sshd_config
+    line: "MaxSessions 500"
+
+- name: restart ssh service
+  shell: service sshd restart
diff --git a/deploy/adapters/ansible/roles/pre-prepare/tasks/Ubuntu.yml b/deploy/adapters/ansible/roles/pre-prepare/tasks/Ubuntu.yml
new file mode 100644
index 00000000..a0f7d015
--- /dev/null
+++ b/deploy/adapters/ansible/roles/pre-prepare/tasks/Ubuntu.yml
@@ -0,0 +1,76 @@
+##############################################################################
+# Copyright (c) 2016 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+---
+- name: make sure ssh dir exist
+  file:
+    path: '{{ item.path }}'
+    owner: '{{ item.owner }}'
+    group: '{{ item.group }}'
+    state: directory
+    mode: 0755
+  with_items:
+    - path: /root/.ssh
+      owner: root
+      group: root
+
+- name: write ssh config
+  copy:
+    content: "UserKnownHostsFile /dev/null\nStrictHostKeyChecking no"
+    dest: '{{ item.dest }}'
+    owner: '{{ item.owner }}'
+    group: '{{ item.group }}'
+    mode: 0600
+  with_items:
+    - dest: /root/.ssh/config
+      owner: root
+      group: root
+
+- name: generate ssh keys
+  shell: if [ ! -f ~/.ssh/id_rsa.pub ]; \
+         then ssh-keygen -q -t rsa -f ~/.ssh/id_rsa -N ""; \
+         else echo "already gen ssh key!"; fi;
+
+- name: fetch ssh keys
+  fetch:
+    src: /root/.ssh/id_rsa.pub
+    dest: /tmp/ssh-keys-{{ ansible_hostname }}
+    flat: "yes"
+
+- authorized_key:
+    user: root
+    key: "{{ lookup('file', item) }}"
+  with_fileglob:
+    - /tmp/ssh-keys-*
+    - /root/.ssh/id_rsa.pub
+
+- name: change sourcesi(apt) list
+  template:
+    src: sources.list
+    dest: /etc/apt/sources.list
+
+- name: rm apt.conf
+  file:
+    path: /etc/apt/apt.conf
+    state: absent
+
+- name: restart ntp service
+  shell: "service ntp restart"
+
+- name: add the appropriate kernel modules
+  copy:
+    src: modules
+    dest: /etc/modules
+
+- name: change the MaxSessions
+  lineinfile:
+    dest: /etc/ssh/sshd_config
+    line: "MaxSessions 500"
+
+- name: restart ssh service
+  shell: service ssh  restart
diff --git a/deploy/adapters/ansible/roles/pre-prepare/tasks/main.yml b/deploy/adapters/ansible/roles/pre-prepare/tasks/main.yml
index 747f5eb7..76203440 100644
--- a/deploy/adapters/ansible/roles/pre-prepare/tasks/main.yml
+++ b/deploy/adapters/ansible/roles/pre-prepare/tasks/main.yml
@@ -7,62 +7,8 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 ---
-- name: make sure ssh dir exist
-  file:
-    path: '{{ item.path }}'
-    owner: '{{ item.owner }}'
-    group: '{{ item.group }}'
-    state: directory
-    mode: 0755
-  with_items:
-    - path: /root/.ssh
-      owner: root
-      group: root
+- include: "{{ ansible_distribution }}.yml"
+  when: ansible_distribution == 'Ubuntu'
 
-- name: write ssh config
-  copy:
-    content: "UserKnownHostsFile /dev/null\nStrictHostKeyChecking no"
-    dest: '{{ item.dest }}'
-    owner: '{{ item.owner }}'
-    group: '{{ item.group }}'
-    mode: 0600
-  with_items:
-    - dest: /root/.ssh/config
-      owner: root
-      group: root
-
-- name: generate ssh keys
-  shell: if [ ! -f ~/.ssh/id_rsa.pub ]; \
-         then ssh-keygen -q -t rsa -f ~/.ssh/id_rsa -N ""; \
-         else echo "already gen ssh key!"; fi;
-
-- name: fetch ssh keys
-  fetch:
-    src: /root/.ssh/id_rsa.pub
-    dest: /tmp/ssh-keys-{{ ansible_hostname }}
-    flat: "yes"
-
-- authorized_key:
-    user: root
-    key: "{{ lookup('file', item) }}"
-  with_fileglob:
-    - /tmp/ssh-keys-*
-    - /root/.ssh/id_rsa.pub
-
-- name: change sources list
-  template:
-    src: sources.list
-    dest: /etc/apt/sources.list
-
-- name: rm apt.conf
-  file:
-    path: /etc/apt/apt.conf
-    state: absent
-
-- name: restart ntp service
-  shell: "service ntp restart"
-
-- name: add the appropriate kernel modules
-  copy:
-    src: modules
-    dest: /etc/modules
+- include: "{{ ansible_os_family }}.yml"
+  when: ansible_os_family == 'RedHat' and ansible_distribution_major_version == '7'
diff --git a/deploy/adapters/ansible/roles/pre-prepare/vars/main.yml b/deploy/adapters/ansible/roles/pre-prepare/vars/main.yml
index 66cf66bf..f44a9f9f 100644
--- a/deploy/adapters/ansible/roles/pre-prepare/vars/main.yml
+++ b/deploy/adapters/ansible/roles/pre-prepare/vars/main.yml
@@ -1,5 +1,5 @@
 ---
-packages:
+aptpackages:
 - bridge-utils
 - debootstrap
 - ifenslave
@@ -11,3 +11,10 @@ packages:
 - sudo
 - vlan
 - tcpdump
+
+yumpackages:
+- bridge-utils
+- iputils
+- lvm2
+- ntp
+- tcpdump
diff --git a/deploy/adapters/ansible/roles/setup-host/tasks/main.yml b/deploy/adapters/ansible/roles/setup-host/tasks/main.yml
index f0b1051c..e22b3c60 100644
--- a/deploy/adapters/ansible/roles/setup-host/tasks/main.yml
+++ b/deploy/adapters/ansible/roles/setup-host/tasks/main.yml
@@ -15,7 +15,20 @@
              | tee -a /var/log/osa/host.log > /dev/null"
 
 - name: read the ansible log file
-  shell: cat /var/log/osa/host.log | tail -n 1000
+  shell: cat /var/log/osa/host.log | tail -n 500 | grep failed=1 |awk '{print $1}'
+  register: failed_container
+
+- name: echo failed_container
+  shell: "export ANSIBLE_LOG_PATH=/var/ansible/run/openstack_ocata-opnfv2/ansible.log; \
+          export ANSIBLE_SCP_IF_SSH=y; \
+          cd /opt/openstack-ansible/playbooks; \
+          openstack-ansible setup-hosts.yml --limit {{item}} \
+             | tee -a /var/log/osa/retry-host.log > /dev/null"
+  with_items:
+    - "{{ failed_container.stdout_lines }}"
+
+- name: read the ansible log file
+  shell: cat /var/log/osa/retry-host.log | tail -n 500
   register: setup_host_result
 
 - fail: