OpenStack環境搭建筆記(RDO快速部署版)(未完成各組件配置部分)

 0、系統版本,安裝過程省略

[root@controller ~]# cat /etc/centos-release
CentOS Linux release 7.7.1908 (Core)
[root@controller ~]# cat /etc/hosts
10.199.118.50 controller 
10.199.118.48 compute_node_01
10.199.118.49 network_node_01
10.199.118.47 block_node_01
10.199.118.34 object_node_01
10.199.118.45 object_node_02

127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
::1         localhost localhost.localdomain localhost6 localhost6.localdomain

本來想集羣化部署的,這個自動化部署是先試試手的,目前所有操作均在主機controller上進行。 

修改epel源,這裏使用阿里雲的鏡像服務器。

[root@packstack ~]# wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo
[root@packstack ~]# yum clean all
[root@packstack ~]# yum makecache

 關閉防火牆、SELINUX

[root@packstack ~]# systemctl stop firewalld
[root@packstack ~]# systemctl disable firewalld
[root@packstack ~]# vim /etc/selinux/config 
SELINUX=disabled

 

1、快速部署有多快?

四條命令,完成時間完全取決於你的網速,不信?

yum update -y
# update    會升級系統內核升級範圍大
# upgrade   僅升級各程序及安裝

# 配置RDO源
yum install https://rdoproject.org/repos/rdo-release.rpm -y


# 安裝packstack包
yum install openstack-packstack -y


# 安裝allinone的的環境
packstack --allinone


# 安裝大概一個小時左右,由於網絡問題可能會報錯,報錯後重復執行即可
packstack --answer-file packstack-answers-20171129-031548.txt


# 如果需要自定義參數,需要先生存應答文件
packstack --gen-answer-file=packstack-answers


# 通過應答文件執行安裝
packstack --answer-file=packstack-answers

安裝RDO源我還是成功過的,不過你能不能成功,我就不知道了,嘗試了一週多成功一次。 

[root@controller ~]# yum install -y https://repos.fedorapeople.org/repos/openstack/openstack-train/rdo-release-train-1.noarch.rpm
Loaded plugins: fastestmirror, langpacks, priorities
rdo-release-train-1.noarch.rpm                                                                  | 6.7 kB  00:00:00     
Examining /var/tmp/yum-root-t6nqQ1/rdo-release-train-1.noarch.rpm: rdo-release-train-1.noarch
Marking /var/tmp/yum-root-t6nqQ1/rdo-release-train-1.noarch.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package rdo-release.noarch 0:train-1 will be installed
--> Finished Dependency Resolution
epel/x86_64/metalink                                                                            | 8.2 kB  00:00:00     
epel/x86_64                                                                                     | 4.7 kB  00:00:00     
epel/x86_64/group_gz                                                                            |  95 kB  00:00:00     
epel/x86_64/updateinfo                                                                          | 1.0 MB  00:00:00     
epel/x86_64/primary_db                                                                          | 6.8 MB  00:00:01     

Dependencies Resolved

=======================================================================================================================
 Package                   Arch                 Version                Repository                                 Size
=======================================================================================================================
Installing:
 rdo-release               noarch               train-1                /rdo-release-train-1.noarch               3.1 k

Transaction Summary
=======================================================================================================================
Install  1 Package

Total size: 3.1 k
Installed size: 3.1 k
Downloading packages:
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : rdo-release-train-1.noarch                                                                          1/1 
  Verifying  : rdo-release-train-1.noarch                                                                          1/1 

Installed:
  rdo-release.noarch 0:train-1                                                                                         

Complete!
[root@controller ~]# 

深坑:

rdo-release.rpm總是無法下載,安裝,這裏通過下載工具,反覆嘗試,碰運氣,弄到了這個6k多點的rpm。

下載鏈接:rdo-release.rpm(更新時間爲2020年4月20日11:35:29)

最終安裝方式:rz上傳至Linux服務器,mv轉移到/tmp目錄下,通過rpm命令安裝。

# 上傳
rz

# 安裝
mv rdo-release-train-1.noarch.rpm /tmp/
rpm -ivh /tmp/rdo-release-train-1.noarch.rpm 

#重建yum緩存
yum clean
yum makecache

開始安裝OpenStack

[root@controller tmp]# packstack --allinone
Welcome to the Packstack setup utility

The installation log file is available at: /var/tmp/packstack/20200420-111422-ahbXyK/openstack-setup.log
Packstack changed given value  to required value /root/.ssh/id_rsa.pub

Installing:
Clean Up                                             [ DONE ]
Discovering ip protocol version                      [ DONE ]
Setting up ssh keys                                  [ DONE ]
Preparing servers                                    [ DONE ]
 ^HPre installing Puppet and discovering hosts' details[ ERROR ]

ERROR : Failed to run remote script, stdout: 
stderr: Warning: Permanently added '10.199.118.50' (ECDSA) to the list of known hosts.
+ trap t ERR
+ facter -p
facter: error while loading shared libraries: leatherman_curl.so.1.3.0: cannot open shared object file: No such file or directory
++ t
++ exit 127

Please check log file /var/tmp/packstack/20200420-111422-ahbXyK/openstack-setup.log for more information
Additional information:
 * Parameter CONFIG_NEUTRON_L2_AGENT: You have chosen OVN Neutron backend. Note that this backend does not support the VPNaaS or FWaaS services. Geneve will be used as the encapsulation method for tenant networks
 * A new answerfile was created in: /root/packstack-answers-20200420-111423.txt
 * Time synchronization installation was skipped. Please note that unsynchronized time on server instances might be problem for some OpenStack components.

問題剖析:
    錯誤信息是,未能執行遠程腳本
    ERROR : Failed to run remote script

    給出原因是,缺少共享連接庫leatherman_curl.so.1.3.0
    facter: error while loading shared libraries: leatherman_curl.so.1.3.0: cannot open shared object file: No such file or directory

 

報錯,查看日誌文件: /var/tmp/packstack/20200420-111422-ahbXyK/openstack-setup.log 

[root@controller ~]# cat /var/tmp/packstack/20200420-111422-ahbXyK/openstack-setup.log |more

2020-04-20 11:14:23::INFO::shell::100::root:: [localhost] Executing script:
ssh-keygen -f "/root/.ssh/id_rsa" -N ""
2020-04-20 11:14:23::INFO::shell::100::root:: [localhost] Executing script:
rm -rf /var/tmp/packstack/20200420-111422-ahbXyK/manifests/*pp
2020-04-20 11:14:23::INFO::shell::100::root:: [localhost] Executing script:
mkdir -p ~/.ssh
chmod 500 ~/.ssh
grep 'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCi4T7KcshdVYldhUd819wCmfTNIKL+S9ru5V4mgtxaRo3tC7DxvGZwS1yMJ4+p+9GaDT+s/fyXST1K02qWVkuLN49geTajyA/Wj/071GuYReg4iA9jmsslQrStj1v
S2ul2JqaIuTOdZtgoEBqcZrZC0SSYnwWLF2CYU73QanxcviPw+Q2N9/pbUszMfhsskTymIuypDsD9hW2DRG9vG3RlGixaUy6850vmNpYvhYL2F97ibfgQgu2N2B0S3i4VRYvolEaW19tSxTCZRFPe2cRo2jimEHBRoI0ayRSU
lfVtN6uTOive5bLoH+sTnub15wlUGd3v9fer8A9dHBqpOAWd root@controller' ~/.ssh/authorized_keys > /dev/null 2>&1 || echo ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCi4T7KcshdVYldhUd
819wCmfTNIKL+S9ru5V4mgtxaRo3tC7DxvGZwS1yMJ4+p+9GaDT+s/fyXST1K02qWVkuLN49geTajyA/Wj/071GuYReg4iA9jmsslQrStj1vS2ul2JqaIuTOdZtgoEBqcZrZC0SSYnwWLF2CYU73QanxcviPw+Q2N9/pbUszM
fhsskTymIuypDsD9hW2DRG9vG3RlGixaUy6850vmNpYvhYL2F97ibfgQgu2N2B0S3i4VRYvolEaW19tSxTCZRFPe2cRo2jimEHBRoI0ayRSUlfVtN6uTOive5bLoH+sTnub15wlUGd3v9fer8A9dHBqpOAWd root@control
ler >> ~/.ssh/authorized_keys
chmod 400 ~/.ssh/authorized_keys
restorecon -r ~/.ssh
2020-04-20 11:14:23::INFO::shell::100::root:: [10.199.118.50] Executing script:
rpm -q --whatprovides yum-utils || yum install -y yum-utils
2020-04-20 11:14:24::INFO::shell::49::root:: Executing command:
rpm -qa --qf='%{name}-%{version}-%{release}.%{arch}
' | grep centos-release-openstack
2020-04-20 11:14:26::INFO::shell::49::root:: Executing command:
rpm -q rdo-release --qf='%{version}-%{release}.%{arch}
'
2020-04-20 11:14:26::INFO::shell::100::root:: [10.199.118.50] Executing script:
(rpm -q 'rdo-release-train' || yum install -y --nogpg https://www.rdoproject.org/repos/openstack-train/rdo-release-train.rpm) || true
2020-04-20 11:14:26::INFO::shell::100::root:: [10.199.118.50] Executing script:
yum-config-manager --enable openstack-train
2020-04-20 11:14:27::INFO::shell::100::root:: [10.199.118.50] Executing script:
rpm -q --whatprovides yum-utils || yum install -y yum-utils
yum clean metadata
2020-04-20 11:14:28::INFO::shell::100::root:: [10.199.118.50] Executing script:
yum install -y puppet hiera openssh-clients tar nc rubygem-json
yum update -y puppet hiera openssh-clients tar nc rubygem-json
rpm -q --whatprovides puppet
rpm -q --whatprovides hiera
rpm -q --whatprovides openssh-clients
rpm -q --whatprovides tar
rpm -q --whatprovides nc
rpm -q --whatprovides rubygem-json
2020-04-20 11:14:54::INFO::shell::100::root:: [10.199.118.50] Executing script:
mkdir -p /var/tmp/packstack
mkdir --mode 0700 /var/tmp/packstack/f78055f69ad04126a3d9cb9018e7f327
mkdir --mode 0700 /var/tmp/packstack/f78055f69ad04126a3d9cb9018e7f327/modules
mkdir --mode 0700 /var/tmp/packstack/f78055f69ad04126a3d9cb9018e7f327/resources
2020-04-20 11:14:55::INFO::shell::100::root:: [10.199.118.50] Executing script:
facter -p
2020-04-20 11:14:55::ERROR::run_setup::1062::root:: Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 1037, in main
    single_step_aio_install(options, logFile)
  File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 801, in single_step_aio_install
    single_step_install(options, logFile)
  File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 832, in single_step_install
    _main(options, answerfilepath, logFile)
  File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 681, in _main
    runSequences()
  File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 648, in runSequences
    controller.runAllSequences()
  File "/usr/lib/python2.7/site-packages/packstack/installer/setup_controller.py", line 81, in runAllSequences
    sequence.run(config=self.CONF, messages=self.MESSAGES)
  File "/usr/lib/python2.7/site-packages/packstack/installer/core/sequences.py", line 109, in run
    step.run(config=config, messages=messages)
  File "/usr/lib/python2.7/site-packages/packstack/installer/core/sequences.py", line 50, in run
    self.function(config, messages)
  File "/usr/lib/python2.7/site-packages/packstack/plugins/prescript_000.py", line 1264, in preinstall_and_discover
    rc, stdout = server.execute()
  File "/usr/lib/python2.7/site-packages/packstack/installer/utils/shell.py", line 140, in execute
    raise ScriptRuntimeError(msg, stdout=out, stderr=err)
ScriptRuntimeError: Failed to run remote script, stdout: 
stderr: Warning: Permanently added '10.199.118.50' (ECDSA) to the list of known hosts.
+ trap t ERR
+ facter -p
facter: error while loading shared libraries: leatherman_curl.so.1.3.0: cannot open shared object file: No such file or directory
++ t
++ exit 127


[root@controller ~]# 

 解決思路:
    1、檢查是否安裝leatherman
    2、回退leatherman版本1.3.0
    3、複檢leatherman版本

[root@controller ~]# yum list | grep leatherman
leatherman.x86_64                       1.10.0-1.el7             @epel          
leatherman-devel.x86_64                 1.10.0-1.el7             epel           
[root@controller ~]# yum downgrade leatherman
Loaded plugins: fastestmirror, langpacks, priorities
Loading mirror speeds from cached hostfile
 * base: mirrors.huaweicloud.com
 * epel: mirrors.aliyun.com
 * extras: mirrors.huaweicloud.com
 * openstack-train: mirrors.huaweicloud.com
 * rdo-qemu-ev: mirrors.huaweicloud.com
 * updates: mirrors.huaweicloud.com
Resolving Dependencies
--> Running transaction check
---> Package leatherman.x86_64 0:1.3.0-9.el7 will be a downgrade
--> Processing Dependency: libboost_log.so.1.59.0()(64bit) for package: leatherman-1.3.0-9.el7.x86_64
--> Processing Dependency: libboost_log_setup.so.1.59.0()(64bit) for package: leatherman-1.3.0-9.el7.x86_64
---> Package leatherman.x86_64 0:1.10.0-1.el7 will be erased
--> Running transaction check
---> Package boost159-log.x86_64 0:1.59.0-2.el7.1 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

=========================================================================================================================================================================
 Package                                 Arch                              Version                                      Repository                                  Size
=========================================================================================================================================================================
Downgrading:
 leatherman                              x86_64                            1.3.0-9.el7                                  openstack-train                            347 k
Installing for dependencies:
 boost159-log                            x86_64                            1.59.0-2.el7.1                               openstack-train                            380 k

Transaction Summary
=========================================================================================================================================================================
Install               ( 1 Dependent package)
Downgrade  1 Package

Total download size: 727 k
Is this ok [y/d/N]: y
Downloading packages:
(1/2): leatherman-1.3.0-9.el7.x86_64.rpm                                                                                                          | 347 kB  00:00:00     
(2/2): boost159-log-1.59.0-2.el7.1.x86_64.rpm                                                                                                     | 380 kB  00:00:00     
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Total                                                                                                                                    2.3 MB/s | 727 kB  00:00:00     
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : boost159-log-1.59.0-2.el7.1.x86_64                                                                                                                    1/3 
  Installing : leatherman-1.3.0-9.el7.x86_64                                                                                                                         2/3 
  Cleanup    : leatherman-1.10.0-1.el7.x86_64                                                                                                                        3/3 
  Verifying  : leatherman-1.3.0-9.el7.x86_64                                                                                                                         1/3 
  Verifying  : boost159-log-1.59.0-2.el7.1.x86_64                                                                                                                    2/3 
  Verifying  : leatherman-1.10.0-1.el7.x86_64                                                                                                                        3/3 

Removed:
  leatherman.x86_64 0:1.10.0-1.el7                                                                                                                                       

Installed:
  leatherman.x86_64 0:1.3.0-9.el7                                                                                                                                        

Dependency Installed:
  boost159-log.x86_64 0:1.59.0-2.el7.1                                                                                                                                   

Complete!
[root@controller ~]# yum list | grep leatherman
leatherman.x86_64                       1.3.0-9.el7              @openstack-train
leatherman.x86_64                       1.10.0-1.el7             epel           
leatherman-devel.x86_64                 1.10.0-1.el7             epel  

問題解決,繼續安裝。 

[root@controller ~]# packstack --allinone
Welcome to the Packstack setup utility

The installation log file is available at: /var/tmp/packstack/20200420-140900-H6wcO6/openstack-setup.log

Installing:
Clean Up                                             [ DONE ]
Discovering ip protocol version                      [ DONE ]
Setting up ssh keys                                  [ DONE ]
Preparing servers                                    [ DONE ]
Pre installing Puppet and discovering hosts details  [ DONE ]
Preparing pre-install entries                        [ DONE ]
Setting up CACERT                                    [ DONE ]
Preparing AMQP entries                               [ DONE ]
Preparing MariaDB entries                            [ DONE ]
Fixing Keystone LDAP config parameters to be undef if empty[ DONE ]
Preparing Keystone entries                           [ DONE ]
Preparing Glance entries                             [ DONE ]
Checking if the Cinder server has a cinder-volumes vg[ DONE ]
Preparing Cinder entries                             [ DONE ]
Preparing Nova API entries                           [ DONE ]
Creating ssh keys for Nova migration                 [ DONE ]
Gathering ssh host keys for Nova migration           [ DONE ]
Preparing Nova Compute entries                       [ DONE ]
Preparing Nova Scheduler entries                     [ DONE ]
Preparing Nova VNC Proxy entries                     [ DONE ]
Preparing OpenStack Network-related Nova entries     [ DONE ]
Preparing Nova Common entries                        [ DONE ]
Preparing Neutron API entries                        [ DONE ]
Preparing Neutron L3 entries                         [ DONE ]
Preparing Neutron L2 Agent entries                   [ DONE ]
Preparing Neutron DHCP Agent entries                 [ DONE ]
Preparing Neutron Metering Agent entries             [ DONE ]
Checking if NetworkManager is enabled and running    [ DONE ]
Preparing OpenStack Client entries                   [ DONE ]
Preparing Horizon entries                            [ DONE ]
Preparing Swift builder entries                      [ DONE ]
Preparing Swift proxy entries                        [ DONE ]
Preparing Swift storage entries                      [ DONE ]
Preparing Gnocchi entries                            [ DONE ]
Preparing Redis entries                              [ DONE ]
Preparing Ceilometer entries                         [ DONE ]
Preparing Aodh entries                               [ DONE ]
Preparing Puppet manifests                           [ DONE ]
Copying Puppet modules and manifests                 [ DONE ]
Applying 10.199.118.50_controller.pp
10.199.118.50_controller.pp:                         [ DONE ]          
Applying 10.199.118.50_network.pp
10.199.118.50_network.pp:                            [ DONE ]       
Applying 10.199.118.50_compute.pp
10.199.118.50_compute.pp:                            [ DONE ]       
Applying Puppet manifests                            [ DONE ]
Finalizing                                           [ DONE ]

 **** Installation completed successfully ******

Additional information:
 * Parameter CONFIG_NEUTRON_L2_AGENT: You have chosen OVN Neutron backend. Note that this backend does not support the VPNaaS or FWaaS services. Geneve will be used as the encapsulation method for tenant networks
 * A new answerfile was created in: /root/packstack-answers-20200420-140901.txt
 * Time synchronization installation was skipped. Please note that unsynchronized time on server instances might be problem for some OpenStack components.
 * Warning: NetworkManager is active on 10.199.118.50. OpenStack networking currently does not work on systems that have the Network Manager service enabled.
 * File /root/keystonerc_admin has been created on OpenStack client host 10.199.118.50. To use the command line tools you need to source the file.
 * To access the OpenStack Dashboard browse to http://10.199.118.50/dashboard .
Please, find your login credentials stored in the keystonerc_admin in your home directory.
 * Because of the kernel update the host 10.199.118.50 requires reboot.
 * The installation log file is available at: /var/tmp/packstack/20200420-140900-H6wcO6/openstack-setup.log
 * The generated manifests are available at: /var/tmp/packstack/20200420-140900-H6wcO6/manifests
[root@controller ~]# 

 後面是來自美少女靜靜的等待,我這邊等待了半個小時。

 

要求重啓

 * Because of the kernel update the host 10.199.118.50 requires reboot.

 

登錄:

 * To access the OpenStack Dashboard browse to http://10.199.118.50/dashboard .

 

賬號信息:

 * A new answerfile was created in: /root/packstack-answers-20200420-140901.txt

 

嘗試登錄:

賬號密碼應該都對,提示無法登錄。

檢查系統時間

修改 /etc/ntp.conf本機就是cotroller,將自定義的內容全部註釋掉。

啓動ntp,同步時間,這裏當時沒有截屏,只能看日誌了。

問題沒有得到解決1,繼續磕!!!

[17:13:37][root@controller ~]# openstack service list 
[17:13:39]Missing value auth-url required for auth plugin password

環境變量有問題?通過export -p命令查看,確實空白

[root@controller keystone]# export -p
declare -x HISTCONTROL="ignoredups"
declare -x HISTSIZE="1000"
declare -x HOME="/root"
declare -x HOSTNAME="controller"
declare -x LANG="en_US.UTF-8"
declare -x LESSOPEN="||/usr/bin/lesspipe.sh %s"
declare -x LOGNAME="root"
declare -x LS_COLORS="rs=0:d......x=01;36:*.xspf=01;36:"
declare -x MAIL="/var/spool/mail/root"
declare -x OLDPWD="/opt"
declare -x PATH="/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin"
declare -x PWD="/usr/share/keystone"
declare -x SHELL="/bin/bash"
declare -x SHLVL="1"
declare -x TERM="xterm"
declare -x USER="root"
declare -x XDG_DATA_DIRS="/root/.local/share/flat.....al/share:/usr/share"
declare -x XDG_SESSION_ID="1"

新建admin-openrc.sh,初始化華景變量。

[root@controller ~]# cat admin-openrc.sh 
export OS_PROJECT_DOMAIN_ID=default
export OS_USER_DOMAIN_ID=default
export OS_PROJECT_NAME=admin
export OS_TENANT_NAME=admin
export OS_USERNAME=admin
export OS_PASSWORD=1234@qwer.
export OS_AUTH_URL=http://controller:5000/v3
export OS_IMAGE_API_VERSION=2
export OS_VOLUME_API_VERSION=2
[root@controller ~]# source admin-openrc.sh
[root@controller ~]# env |grep OS

 問題沒有得到解決2,繼續磕!!!

[root@controller ~]# openstack service list
The request you have made requires authentication. (HTTP 401) (Request-ID: req-671224eb-817e-4001-9d5c-219f98633cc9)

token沒配置好?


[root@controller ~]# cat /etc/keystone/keystone.conf |grep admin_token

 設置OS_TOKEN

[root@controller ~]# openssl rand -hex 10
2886b9805b49e481390d
[root@controller ~]# export OS_TOKEN=2886b9805b49e481390d
[root@controller ~]# cat /etc/keystone/keystone.conf |grep admin_token
# value is ignored and the `admin_token` middleware is effectively disabled.
#admin_token = <None>
admin_token=2886b9805b49e481390d
[root@controller ~]# env |grep TOKEN
OS_TOKEN=2886b9805b49e481390d

 問題還是沒有解決3,繼續磕!!!

[root@controller ~]# openstack service list
__init__() got an unexpected keyword argument 'token'

檢查數據庫,沒有發現問題,不需要密碼。

檢查用戶名、密碼,該創建的都創建了,應該也沒問題。

難道是取消token認證?

 

後來發現了兩篇文章:

Centos7+Packstack安裝部署Openstack Mitaka之(一) 安裝Packstack

Centos7+Packstack安裝部署Openstack Mitaka之(二) packstack-answers-file

通過packstack快速安裝openstack

packstack 部署遇到的坑

 

 

以下爲草稿可忽略:


RDO是啥?
紅帽Red Hat Enterprise Linux OpenStack Platform的社區版,類似RHEL和Fedora,RHEV和oVirt這樣的關係。

RDO能幹啥?

OpenStack的安裝是一個難題,組件衆多,非常麻煩。最早支持OS的是Ubuntu,所以在ubuntu上有方便快捷的OpenStack安裝腳本。OpenStack越來越重要,越來越被大家認可,所以紅帽也推出了OpenStack的快捷安裝部署項目,這個項目就是RDO。原理是整合上游的OpenStack版本,然後根據紅帽的系統做裁剪和定製,幫助用戶進行選擇,對用戶來說,就是簡單的幾步,完成了OpenStack的部署。如果手工部署OpenStack,可能需要好幾天,使用RDO就幾個命令,再加一兩個小時的等待。當然,犧牲了靈活性,但是對最終用戶來說,要的是簡單部署,穩定使用。

 

1、http狀態碼

302

401

 

2、概念架構邏輯架構要精通從而故障診斷

 

3、glance鏡像文件服務

raw

qcow

 

4、metadata虛擬機鏡像元數據

OpenStackClient

http://docs.openstack.org/cli-reference/glance.html

5、container-format虛擬機鏡像容器格式

bare:沒有容器或者沒有封裝metadata

ovf:OVF容器格式

docker:docker容器格式

 

7、8是nortun

9、是nova

10-12、是運維及開發

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