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Questions tagged [centos]

Use this tag if a question is related to centos, the community version of RedHat

23 questions
5
votes
3 answers

Validating certificates with get_url or yum on CentOS 7 using Ansible

I'm pretty new to Ansible, but it seemed a better tool than a bash script for installing programs from source on remote servers... Starting from my working-but-fragile bash script, I made an Ansible script to git clone, configure and compile what I…
TheAtomicOption
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3
votes
2 answers

using copy module with wildcards

I need to copy a database backup file from a primary server to a standby server. Since I can't use synchronize, I was following this method: copy a file from primary to the local ansible server, copy the file from local ansible server to…
BlackCrystal
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3
votes
1 answer

Porting a docker container to a different Linux host OS

I'm new to Docker. I have looked at many tutorials, however, this is still not clear to me : For example, If I create a docker image on a system which is using Ubuntu as the host OS. Can I then later port and use this same docker image on a…
Engineer999
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2
votes
2 answers

How to use edited inventory file?

I have workflow with 2 templates. First I add new host to my hosts.ini file: - name: Add to host file blockinfile: path: /var/lib/awx/projects/_52__glusterfs/hosts.ini block: | gluster1 ansible_user=…
Danylo Mysko
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2
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1 answer

How to manage services inside the container?

Systemctl/service commands are not working on a container which is built by using centos:centos7 image. Can anybody help me here?
deepu dileepkumar
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2
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2 answers

reboot server during Ansible tasks

I have 3 scripts that must be run on server one by one. for example: - name: find config shell: /data/scripts/config1 become: yes become_user: root tags: find_config - name: change config shell: /data/scripts/config2 become: yes …
BlackCrystal
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2
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1 answer

"Error: forwarding ports: Upgrade request required" Error in helm of a kubernetes cluster

I have a kubernetes cluster built using kubespray and imported to Rancher. The nodes are configured with CentOS Linux 7 3.10.0-957.12.1.el7.x86_64 Docker version : 18.9.5 Kubelet version : v1.14.1 Tiller version : v2.14.1 ( got this version from…
AnjK
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2
votes
1 answer

why can't map local path to docker's inside?

I want to build private docker hub. and I did it with: docker run -it --restart=always -p 7901:5000 -v /data/registry:/tmp/registry registry /bash/bin And my disk informations as below: [root@10-19-47-24 docker]# df -lh Filesystem Size …
Frank AK
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2
votes
1 answer

vagrant on windows 10 incorrect network configuration on multi-machine setup

I have a problem with vagrant that is running on windows 10 when I deploy centos 8 machines all the machines have eth0 with the same Ip and they cannot communicate with each other the ip 10.0.2.15 is always present. this is the vagrant file:…
danidar
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2
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1 answer

how to prevent Ansible from showing output on screen?

I have this in my playbook which execute a command on remote server and enters its log on local server. - name: run script shell: runuser -l testuser -c "/tmp/test.sh" register: myshell_output - name: copy output to a local file …
BlackCrystal
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vote
1 answer

Failed to install kubernetes on centos

Following the official documentation, I have an error when trying to install kubernetes cluster yum package. I am on Centos 7 using yum. So I run this commands: cat <
french_dev
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vote
1 answer

What is the difference between a jail environment in linux and docker container?

I am curious about difference between a jail environment in linux and Docker. What separates these two technologies?
Vishwanath
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0
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2 answers

How deploy public key to newly created VM on GCP?

I create VM instance using ansible module gcp_compute_instance My code: --- - name: Create jenkins node-1 hosts: localhost connection: local gather_facts: no vars: address: project_id: geocitizen-app machine_type:…
Danylo Mysko
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0
votes
2 answers

copy contents of file on ansible server to another file on remote servers

I have a bash script on about 70 severs in /opt/zservice/etc/config that i want to change its content with ansible. the new content is on ansible server in this path /data/new_config. how i can use ansible (how to write a task) that reads this file…
BlackCrystal
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0
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1 answer

how to run an Ansible command for specific number of hosts

I am new to Ansible and i have a question about limitting hosts in a host group at running commands.I have these host groups in my inventory: [primary] host1 host2 [standby] host3 host4 i have thses configuration in my .yml: --- …
BlackCrystal
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