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Questions tagged [bash]

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Most common system shell in Unix/Linux environments. Integrates very well with other softwares having a command line interface. Widely used in CI scripts and buildscripts.

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1
vote
1answer
35 views

Is \u the only way to output the user from .bashrc?

I can't get it to work on my Mac (catalina version 10.15.2). \u works on ubuntu when I test it but not on my Mac. I want to customize my mac terminal. Colors work fine on my Mac and it's reading the ....
0
votes
0answers
11 views

create entry-point script to get all env variables starting with VUE_APP_ and take it's value

I would like to Dockerize my existing vuejs app for staging , production and I used multi staged approach to create my app container and I'm using Ubuntu 18.04 and this is my, Dockerfile # build ...
2
votes
1answer
28 views

Exit a Makefile target called by parent without throwing an error

Let's say that I have 2 targets: test: # ... @$(MAKE) dosomething @echo test # ... dosomething: # ... @if [ -z "$(SOMETHING)" ]; then exit 0; fi @echo dosomething # .....
2
votes
3answers
572 views

How to pass Gitlab env var with sensitive characters to bash script?

I have the following situation: I'm storing sensitive data in Gitlab's environment and then passing these variables to a deployment script in bash. Gitlab's env var: Key: sensitive_var Value: aaa$...
1
vote
1answer
662 views

npm not found but installed from the shell script file in Dockerfile

I have a following Dockerfile: FROM ubuntu:18.04 RUN mkdir app && cd app WORKDIR app/ RUN apt-get update && apt-get install -y \ software-properties-common \ curl \ sudo ...
1
vote
1answer
815 views

Add mapping ip and host into /etc/hosts with docker

I am using docker to scale my service. I know there's a command called --add--host for adding host into /etc/host However, I have a bunch of hosts need to be added. It's just too long to launch a ...
1
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0answers
21 views

How to launch a docker container from within a GitLab Shell runner? [closed]

Situation My CI pipeline needs to do the following: log into a VM and have access to a bash terminal run a bash script that launches a Docker container with parameters (e.g. -it mode or providing ...
1
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2answers
31 views

Automatically write new bash history to change-log file

Every time I ssh into a server I might issue some bash commands and then sign off (hup signal?). Is there a way to write the shell commands that I issued on the server to some changelog file? I want ...
0
votes
2answers
53 views

replacing values in shell script using sed [closed]

My shell script looks like this: FAILED_REQUEST_DIRECTORY=/bla/bla2 \ java -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=1234 \ -jar /xyz/abc-service-1.0-SNAPSHOT.jar \ --...
1
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4answers
559 views

shell script to pass values properties file in java

I have a properties file that looks like this: mysql.username=USERNAME mysql.pass=PASS I need to change USERNAME and PASS with variable values passed to shell script. I cannot use sed since that ...
1
vote
1answer
67 views

Bash Tokenization Errors on Jenkins JNLP Slave

Why might the below bash commands give me an error on a Jenkins JNLP slave in Kubernetes cluster? Each work on a local machine. Error: Syntax error: redirection unexpected IFS='/' read -r -a branch ...
1
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0answers
29 views

echo colon to file in cloud-init [closed]

So, I have this part in my cloud-init: runcmd: - echo : RSA 'node.crt' >> /etc/ipsec.secrets I literally can't make it to work. I tried these variations: runcmd: - echo : RSA 'node.crt' ...
2
votes
1answer
396 views

Automating the creation of an Apache virtual-host file specifically

When I create new web applications on my up-2-date Ubuntu-LAMP with Apache 2.4.x environment, I create their virtual-host files this way: s_a="/etc/apache2/sites-available/" s_e="/etc/apache2/sites-...
1
vote
1answer
157 views

Running consul in the background using Chef

I am trying to create a Chef cookbook that will run Hashicorp Consul in the background and will continue with the rest of the recipe and not get hung on starting Consul. I have tried the & method ...
1
vote
1answer
36 views

How can I diagnose php cli command execution time inside a docker container

I've recently migrated an event subscription service called by a bash script from Ubuntu, into a Dockerised container. The Docker image I am using is: FROM php:7.1-apache The script itself is pretty ...
2
votes
1answer
346 views

How to make the Jenkins agent build then start the server?

I want the Jenkins agent to build and start the server. I do this by specifying how to build and start the server in the Build step of the project configuration in Bash echo "Installing dependencies"...
10
votes
1answer
1k views

How to keep configuration files automatically during apt-get upgrade or install?

When performing and apt-get update; apt-get upgrade -y on a server I encountered the message: Setting up sudo (1.8.16-0ubuntu1.5) ... Configuration file '/etc/sudoers' ==> Modified (by you or by ...
1
vote
1answer
2k views

Docker exec environment different to container shell

I have a docker image that looks something like this: FROM ubuntu:16.04 # Install packages for building ruby RUN apt-get update && \ apt-get -y install build-essential git curl wget net-...
-2
votes
3answers
6k views

Access vault secret from bash script

I am looking for help on a direction on where to go from here. I have a Hasicorp Vault server running and accessible over DNS (local). I need to have a script get a secret from it then use that secret....
3
votes
1answer
392 views

Jenkins hangs on Windows CMD build that has GUI

I am attempting to automate imports and exports of Oracle's PeopleSoft Application Designer. It is a GUI program but it can operate in the windows command line for certain tasks. This project has ...
0
votes
1answer
88 views

The right way to Ansiblically deploy environments directly from Github:

Can one deploy an environment for some Linux OS (say, Ubuntu) from a raw Github playbook in a way similar to this (I wonder if it's the correct syntax)? bash <(curl -s https://raw....
5
votes
2answers
3k views

Interference of Docker CMD with su: works with su-exec but not with su?

In this bash script under Linux Alpine they have (line 8): exec su-exec "$ZOO_USER" "$0" "$@" As far as I know, su-exec is however an Apache httpd dependecy - can I avoid it installing it under ...