[root@ansible-server ~]# ansible mongodb -m copy -a "src=/etc/yum.repos.d/mongodb-org-3.2.repo dest=/etc/yum.repos.d/"

SSH password: 

10.8.21.9 | success >> {

    "changed": false, 

    "checksum": "41b65edf420e087a9f8c66993338251f87008fba", 

    "dest": "/etc/yum.repos.d/mongodb-org-3.2.repo", 

    "gid": 0, 

    "group": "root", 

    "mode": "0644", 

    "owner": "root", 

    "path": "/etc/yum.repos.d/mongodb-org-3.2.repo", 

    "size": 143, 

    "state": "file", 

    "uid": 0

}

10.8.21.12 | success >> {

    "changed": false, 

    "checksum": "41b65edf420e087a9f8c66993338251f87008fba", 

    "dest": "/etc/yum.repos.d/mongodb-org-3.2.repo", 

    "gid": 0, 

    "group": "root", 

    "mode": "0644", 

    "owner": "root", 

    "path": "/etc/yum.repos.d/mongodb-org-3.2.repo", 

    "size": 143, 

    "state": "file", 

    "uid": 0

}

10.8.21.8 | FAILED >> {

    "checksum": "41b65edf420e087a9f8c66993338251f87008fba", 

    "failed": true, 

    "msg": "Error: ansible requires the stdlib json or simplejson module, neither was found!"

}

10.8.21.11 | success >> {

    "changed": false, 

    "checksum": "41b65edf420e087a9f8c66993338251f87008fba", 

    "dest": "/etc/yum.repos.d/mongodb-org-3.2.repo", 

    "gid": 0, 

    "group": "root", 

    "mode": "0644", 

    "owner": "root", 

    "path": "/etc/yum.repos.d/mongodb-org-3.2.repo", 

    "size": 143, 

    "state": "file", 

    "uid": 0

}

受控节点查看Python版本

[root@ansible-test1 ~]# python -V

Python 2.4.3

解决问题：

1，更新Python

2，节点上安装 python-simplejson