Windows软件管理工具chocolatey安装
背景：chocolatey作为windows软件管理工具下载JDK等工具，可以避免下载工具，修改环境变量配置，操作方便
安装步骤
官方指导
个人操作
- 以管理员身份运行Poweshell
- 按照官网指导调整执行策略
PS C:\WINDOWS\system32> Get-ExecutionPolicy
Restricted
PS C:\WINDOWS\system32> Set-ExecutionPolicy Bypass -Scope Process执行策略更改
执行策略可帮助你防止执行不信任的脚本。更改执行策略可能会产生安全风险，如 https:/go.microsoft.com/fwlink/?LinkID=135170
中的 about_Execution_Policies 帮助主题所述。是否要更改执行策略?
[Y] 是(Y) [A] 全是(A) [N] 否(N) [L] 全否(L) [S] 暂停(S) [?] 帮助 (默认值为“N”): Y
PS C:\WINDOWS\system32> Get-ExecutionPolicy
Bypass
- 执行安装命令, 运行完未出现error则执行成功
Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1'))
- 验证chocolatey安装成功
- 用chocolatey安装jdk可执行命令
choco install jdk8
- cmd中检查java是否安装成功
附：可在chocolatey官网查找自己需要安装的工具
遇到的问题
- 执行
choco -v报错
处理步骤
- 重新执行安装命令出现如下报错，提示文件夹已存在，删除掉对应的文件夹
C:\ProgramData\chocolatey再重新运行命令即可
PS C:\WINDOWS\system32> Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')) 警告: An existing Chocolatey installation was detected. Installation will not continue. This script will not overwrite existing installations. If there is no Chocolatey installation at 'C:\ProgramData\chocolatey', delete the folder and attempt the installation again.Please use choco upgrade chocolatey to handle upgrades of Chocolatey itself.
If the existing installation is not functional or a prior installation did not complete, follow these steps:- Backup the files at the path listed above so you can restore your previous installation if needed.- Remove the existing installation manually.- Rerun this installation script.- Reinstall any packages previously installed, if needed (refer to the lib folder in the backup).Once installation is completed, the backup folder is no longer needed and can be deleted.
参考：
- 以管理员身份运行PowerShell的方法
- chocolatey的下载安装与卸载（windows下，mac系统建议下载homebrew）
