yum -y --downloadonly --downloaddir=/root/ruiy update

依赖关系解决

========================================================================================================================================================================
 Package                                  架构                       版本                                            源                                            大小
========================================================================================================================================================================
正在安装:
 python2-cffi                             x86_64                     1.5.2-1.el7                                     centos-openstack-liberty                     214 k
      替换  python-cffi.x86_64 0.8.6-2.el7
 python2-cryptography                     x86_64                     1.2.1-3.el7                                     centos-openstack-liberty                     461 k
      替换  python-cryptography.x86_64 0.8.2-1.el7
 python2-pyasn1                           noarch                     0.1.9-6.el7.1                                   centos-openstack-liberty                     101 k
      替换  python-pyasn1.noarch 0.1.6-2.el7
正在更新:
 ipa-client                               x86_64                     4.2.0-15.0.1.el7.centos.6.1                     updates                                      226 k
 ipa-python                               x86_64                     4.2.0-15.0.1.el7.centos.6.1                     updates                                      1.4 M
 libldb                                   x86_64                     1.1.25-1.el7_2                                  updates                                      125 k
 libsmbclient                             x86_64                     4.2.10-6.el7_2                                  updates                                      119 k
 libtalloc                                x86_64                     2.1.5-1.el7_2                                   updates                                       34 k
 libtdb                                   x86_64                     1.3.8-1.el7_2                                   updates                                       45 k
 libtevent                                x86_64                     0.9.26-1.el7_2                                  updates                                       33 k
 libwbclient                              x86_64                     4.2.10-6.el7_2                                  updates                                       96 k
 pyOpenSSL                                noarch                     0.15.1-1.el7                                    centos-openstack-liberty                     182 k
 pyparsing                                noarch                     2.0.3-1.el7                                     centos-openstack-liberty                      98 k
 pytalloc                                 x86_64                     2.1.5-1.el7_2                                   updates                                       14 k
 python-netaddr                           noarch                     0.7.18-1.el7                                    centos-openstack-liberty                     1.3 M
 samba-client                             x86_64                     4.2.10-6.el7_2                                  updates                                      496 k
 samba-client-libs                        x86_64                     4.2.10-6.el7_2                                  updates                                      4.3 M
 samba-common                             noarch                     4.2.10-6.el7_2                                  updates                                      272 k
 samba-common-libs                        x86_64                     4.2.10-6.el7_2                                  updates                                      156 k
 samba-common-tools                       x86_64                     4.2.10-6.el7_2                                  updates                                      444 k
 samba-libs                               x86_64                     4.2.10-6.el7_2                                  updates                                      260 k
为依赖而安装:
 python-idna                              noarch                     2.0-1.el7                                       centos-openstack-liberty                      92 k
 python-ipaddress                         noarch                     1.0.7-4.el7                                     centos-openstack-liberty                      31 k

事务概要