Questions tagged [bash]
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.
37
questions
1
vote
1answer
31 views
ansible Unsupported parameters for (command) module:
I'm trying to run a shell command in an ansible task but I keep getting an error.
This is the task item and the shell command I want to run:
- name: Set File Watch Limit
ansible.builtin.shell:
...
1
vote
1answer
48 views
Using access tokens on Dockerfile to clone repository: RUN command error
In a Dockerfile, I'm trying to clone several Gitlab repositories that are specified in a file, one per line, using an access token passed as an environment variable set in docker-compose.yml:
COPY my-...
0
votes
1answer
31 views
Setting up CircleCI to AWS EC2 for a simple node application deployment
I have a simple node application running on the EC2 instance, everything is working just fine and I want to integrate this application with CircleCI for the continuous deployment. I have been ...
0
votes
1answer
1k views
Why does Jenkins Pipeline script returnStatus value not match status examined in shell?
This is my little newbie Groovy script, trying to cobble together a very beginner understanding of Jenkins Pipelines:
node {
stage("hello") {
def var = "val"
echo "${var}&...
1
vote
2answers
237 views
How can I get the Docker target platform inside the Build Environment / Dockerfile
I'm doing multi-platform builds with buildx and would like to know if there is a way to determine what platform is currently being build so I can avoid certain steps for certain environments.
For ...
1
vote
2answers
60 views
Command "git [command] --help" opens as HTML in my code editor - no output to terminal. How do I revert to default behavior?
When I type git reset --help I don't get output in the bash terminal, but a new tab opens in my code editor to reveal some dense HTML. How can I change Git's behavior to display the help message in ...
1
vote
2answers
32 views
od output is confusing
This isn't a deploy related question, but I believe it belongs here.
I've found out about the od tool yesterday, and began to fiddle with it.
The question is about utf-8 encoding. See the examples:
~ $...
0
votes
1answer
303 views
How to gain root access to an existing docker container?
Able to get a response from the docker hub basex container:
nicholas $
nicholas $ lynx http://localhost:8984/ --dump
No function found that matches the request.
nicholas $
Ran the container as:
...
1
vote
1answer
3k views
docker: Error response from daemon: Conflict. The container name "/basexhttp" is already in use by container
Am I even correctly following the documentation on creating and running a docker container below?
[root@ ~]#
[root@ ~]# docker run -d \
> --name basexhttp \
> --publish 1984:1984 \
> ...
0
votes
1answer
1k views
cannot get bash prompt: Error response from daemon: Container foo is not running
A basic jetty container:
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
...
0
votes
1answer
453 views
How to create a "silent" MySQL docker container?
How can I create a MySQL docker container as below in the background:
root:~#
root:~# docker run -e MYSQL_ROOT_PASSWORD=pass --name sql-db -p 3306:3306 mysql &
[1] 137878
root:~# 2020-09-01 08:25:...
2
votes
1answer
57 views
How can I use bash functions in makefile?
If I need to use something like NVM in my makefile, I run into a problem, because NVM exports some bash functions that are not available in Make, even if my shell is defined as bash in the makefile.
...
3
votes
0answers
850 views
Defining and using bash functions in AWS CodeBuild
I thought I could slightly improve readability of repetitive sed calls when inserting secrets into a file with AWS CodeBuild. I defined a bash function:
replaceConfig() { sed -i 's|{'$1'}|'${!1}'|' ...
1
vote
1answer
552 views
SSH connection to jenkins server
I have a absh script which connects and exexutes programs from my local to remote server and now this should be executed from jenkins build so for this jenkins is taking continous changes from git for ...
0
votes
1answer
147 views
How do I add my IP address to the start of my terminal using the bashrc file?
I want to customise my terminal on an Amazon linux device.
I have colours using $(tput setaf 33);, user name with /u but the IP address not there.
#blue=$(tput setaf 33);
PS1="\[${blue}]\u$(tput ...
1
vote
1answer
47 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 ....
1
vote
1answer
704 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 stage
...
3
votes
1answer
851 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
# .....
3
votes
3answers
5k 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$...
3
votes
1answer
7k 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
3k 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
vote
0answers
53 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 the ...
1
vote
2answers
35 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
62 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
vote
4answers
1k 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
114 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
vote
0answers
99 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
539 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
279 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
111 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
739 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"...
13
votes
1answer
3k 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
3k 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-...
3
votes
5answers
13k 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
595 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
97 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
6k 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 ...
