output,error=process.communicate()returnoutput.decode(),error.decode()# 调用Bash脚本并传递参数script_path='/path/to/script.sh'arg1='argument1'arg2='argument2'output,error=run_bash_script(script_path,arg1,arg2)# 处理
and should therefore be avoided for user-specified exit parameters. Ending a script withexit 127would certainly cause confusion when troubleshooting (is the error code a"command not found" or a user-defined one?). However, many scripts use anexit 1as a general bailout-upon-error....
Next, I demonstrate a few things to make your script more robust and in some times recover from failure. The nuclear option: Failing hard, failing fast The proper way to handle errors is to check if the program finished successfully or not, using return codes. It sounds obvious but return ...
介绍while 命令 行3，执行命令区域，这些命令中，Bash，Unix shell的一種，在1987年由布萊恩·福克斯為...
Executing any script shows below error. Raw # ./abc -bash: ./abc: /bin/bash: bad interpreter: Operation not permitted Environment Red Hat enterprise Linux (RHEL) Subscriber exclusive content A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more. ...
To install or update nvm, you should run the install script. To do that, you may either download and run the script manually, or use the following cURL or Wget command: curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.3/install.sh | bash wget -qO- https://raw.github...
在使用这个脚本之前,你需要用chmod +x script.sh命令来给这个脚本添加可执行权限(假设这个脚本的文件名是script.sh)。然后,你可以用./script.sh命令来运行这个脚本。 请注意,这个脚本可能需要 root 权限来启动进程,所以在运行这个脚本时可能需要用sudo命令。
gce_meta.sh - simple script to query the GCE metadata API from within Virtual Machines gce_when_preempted.sh - GCE VM preemption latch script - can be executed any time to set one or more commands to execute upon preemption gce_is_preempted.sh - GCE VM return true/false if preempted,...
1. 什么是shell script 2. 变量 3. 运算符 4. 流程控制 5. 函数 6. 计划任务 crontab 一 什么是shell script 将OS命令堆积到可执行的文件里,由上至下的顺序执行文本里的OS命令,就是脚本 再加上些智能(条件/流控)控制,就变成了智能化脚本 read -p'please input hostname:'name ...
# Use bash for the shell SHELL ["/bin/bash", "-o", "pipefail", "-c"] # Create a script file sourced by both interactive and non-interactive bash shells ENV BASH_ENV /home/user/.bash_env RUN touch "${BASH_ENV}" RUN echo '. "${BASH_ENV}"' >> ~/.bashrc # Download and ...