Usage: ansible <host-pattern> [options]
Options:
-a MODULE_ARGS, --args=MODULE_ARGS
#module arguments
#指定执行模块使用的参数
--ask-vault-pass
#ask for vault password
#加密playbook文件时提示输入密码
-B SECONDS, --background=SECONDS
#run asynchronously, failing after X seconds(default=N/A)
#后台运行超时时间,异步运行，X秒之后失败
-C, --check
#don't make any changes; instead, try to predict some of the changes that may occur
#模拟执行，不会真正在机器上执行(查看执行会产生什么变化)
-D, --diff
#when changing (small) files and templates, show the differences in those files; works great with --check
#当更新的文件数及内容较少时，该选项可显示这些文件不同的地方，该选项结合-C用会有较好的效果
-e EXTRA_VARS, --extra-vars=EXTRA_VARS
#set additional variables as key=value or YAML/JSON
#执行命令时添加额外参数变量
-f FORKS, --forks=FORKS
#specify number of parallel processes to use(default=5)
#并行任务数。FORKS被指定为一个整数,默认是5
-h, --help
#show this help message and exit
#打开帮助文档API
-i INVENTORY, --inventory-file=INVENTORY
#specify inventory host path(default=/etc/ansible/hosts) or comma separated host list.
#指定要读取的Inventory文件
-l SUBSET, --limit=SUBSET
#further limit selected hosts to an additional pattern
#限定执行的主机范围
--list-hosts
#outputs a list of matching hosts; does not execute anything else
#列出执行匹配到的主机，但并不会执行
-m MODULE_NAME, --module-name=MODULE_NAME
#module name to execute (default=command)
#指定执行使用的模块，默认使用 command 模块
-M MODULE_PATH, --module-path=MODULE_PATH
#specify path(s) to module library (default=None)
#要执行的模块的路径
--new-vault-password-file=NEW_VAULT_PASSWORD_FILE
#new vault password file for rekey
#
-o, --one-line
#condense output
#压缩输出，摘要输出.尝试一切都在一行上输出
--output=OUTPUT_FILE
#output file name for encrypt or decrypt; use - for stdout
#
-P POLL_INTERVAL, --poll=POLL_INTERVAL
#set the poll interval if using -B (default=15)
#设置轮询间隔，每隔数秒。需要- B
--syntax-check
#perform a syntax check on the playbook, but do not execute it
#检查Playbook中的语法书写
-t TREE, --tree=TREE
#log output to this directory
#将日志内容保存在该输出目录,结果保存在一个文件中在每台主机上
--vault-password-file=VAULT_PASSWORD_FILE
#vault password file
#
-v, --verbose
#verbose mode (-vvv for more, -vvvv to enable connection debugging)
#执行详细输出
--version
#show program's version number and exit
#显示版本
Connection Options:
control as whom and how to connect to hosts
-k, --ask-pass
#ask for connection password
#
--private-key=PRIVATE_KEY_FILE, --key-file=PRIVATE_KEY_FILE
#use this file to authenticate the connection
#
-u REMOTE_USER, --user=REMOTE_USER
#connect as this user (default=None)
#指定远程主机以USERNAME运行命令
-c CONNECTION, --connection=CONNECTION
#connection type to use (default=smart)
#指定连接方式，可用选项paramiko (SSH)、ssh、local，local方式常用于crontab和kickstarts
-T TIMEOUT, --timeout=TIMEOUT
#override the connection timeout in seconds(default=10)
#SSH连接超时时间设定，默认10s
--ssh-common-args=SSH_COMMON_ARGS
#specify common arguments to pass to sftp/scp/ssh (e.g.ProxyCommand)
#
--sftp-extra-args=SFTP_EXTRA_ARGS
#specify extra arguments to pass to sftp only (e.g. -f, -l)
#
--scp-extra-args=SCP_EXTRA_ARGS
#specify extra arguments to pass to scp only (e.g. -l)
#
--ssh-extra-args=SSH_EXTRA_ARGS
#specify extra arguments to pass to ssh only (e.g. -R)
#
Privilege Escalation Options:
control how and which user you become as on target hosts
-s, --sudo
#run operations with sudo (nopasswd) (deprecated, use become)
#相当于Linux系统下的sudo命令
-U SUDO_USER, --sudo-user=SUDO_USER
#desired sudo user (default=root) (deprecated, use become)
#使用sudo，相当于Linux下的sudo命令
-S, --su
#run operations with su (deprecated, use become)
#
-R SU_USER, --su-user=SU_USER
#run operations with su as this user (default=root) (deprecated, use become)
#
-b, --become
#run operations with become (does not imply password prompting)
#
--become-method=BECOME_METHOD
#privilege escalation method to use (default=sudo),valid choices: [ sudo | su | pbrun | pfexec | doas |dzdo | ksu | runas ]
#
--become-user=BECOME_USER
#run operations as this user (default=root)
#
--ask-sudo-pass
#ask for sudo password (deprecated, use become)
#
--ask-su-pass
#ask for su password (deprecated, use become)
#
-K, --ask-become-pass
#ask for privilege escalation password
#
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