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https://github.com/letran3691/cicdwithargicdgitlabregistry


https://github.com/letran3691/cicdwithargicdgitlabregistry

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README 

        
### install gitlab on redhat9



    dnf -y install curl vim policycoreutils python3-policycoreutils git

    

    cat > /etc/yum.repos.d/gitlab_gitlab-ce.repo >> END

    [gitlab_gitlab-ce]

    name=gitlab_gitlab-ce

    baseurl=https://packages.gitlab.com/gitlab/gitlab-ce/el/8/$basearch

    repo_gpgcheck=1

    gpgcheck=1

    enabled=1

    gpgkey=https://packages.gitlab.com/gitlab/gitlab-ce/gpgkey

           https://packages.gitlab.com/gitlab/gitlab-ce/gpgkey/gitlab-gitlab-ce-3D645A26AB9FBD22.pub.gpg

    sslverify=1

    sslcacert=/etc/pki/tls/certs/ca-bundle.crt

    metadata_expire=300

    

    [gitlab_gitlab-ce-source]

    name=gitlab_gitlab-ce-source

    baseurl=https://packages.gitlab.com/gitlab/gitlab-ce/el/8/SRPMS

    repo_gpgcheck=1

    gpgcheck=1

    enabled=1

    gpgkey=https://packages.gitlab.com/gitlab/gitlab-ce/gpgkey

           https://packages.gitlab.com/gitlab/gitlab-ce/gpgkey/gitlab-gitlab-ce-3D645A26AB9FBD22.pub.gpg

    sslverify=1

    sslcacert=/etc/pki/tls/certs/ca-bundle.crt

    metadata_expire=300

    

    END

    

    dnf install gitlab-ce -y

    

![](images/2024-03-15_10h53_47.png)



#### config gitlab and registry

    vim /etc/gitlab/gitlab.rb



change external_url 'https://gitlab.example.com' to your domain



change registry_external_url 'https://registry.example.com' to your domain



change letsencrypt['enable'] = nill to letsencrypt['enable'] = false



#### config ssl for gitlab and registry

copy your domains cert to  /etc/gitlab/ssl

![img.png](images/img.png)



Note: set certs name them same your domain



    cd /etc/gitlab/ssl; chmod 400  *.key

    cd /etc/gitlab/ssl; chmod 644  *.crt

    gitlab-ctl reconfigure

#### check status git



    gitlab-ctl status



#### get root password gitla



    cat /etc/gitlab/initial_root_password



#### login to gitlab with domain your setup



![img.png](images/img1.png)



#### install gitlab-runner and docker on server gitlab



    curl -LJO "https://s3.dualstack.us-east-1.amazonaws.com/gitlab-runner-downloads/latest/rpm/gitlab-runner_amd64-fips.rpm"

    rpm -ivh gitlab-runner_amd64-fips.rpm



    systemctl enable --now gitlab-runner.service



    yum install -y yum-utils

    yum-config-manager --add-repo https://download.docker.com/linux/rhel/docker-ce.repo

    yum install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

    systemctl enable --now docker



### docker login

    docker login -u user -p passwd registry.mbageas.life/code-repo



#### Install docker on all cluster nodes

    

    yum install -y yum-utils

    yum-config-manager --add-repo https://download.docker.com/linux/rhel/docker-ce.repo

    yum install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

    systemctl enable --now docker



#### Test docker login all cluster nodes



    docker login -u user -p passwd registry.mbageas.life/code-repo

    



#### deploy Argocd

    

    kubectl create ns argocd

    kubectl apply -n argocd -f https://raw.githubusercontent.com/argoproj/argo-cd/stable/manifests/install.yaml



note: change argocd server to mode NodePort

    

    kubectl edit service/argocd-server -n argocd

![img_1.png](manifest-repo-main/img_1.png)



#### get argocd admin password



    kubectl -n argocd get secret argocd-initial-admin-secret -o jsonpath="{.data.password}" | base64 -d



#### login argocd with user/passs 



![img_1.png](images/img_2.png)



#### config ssh to gitlab repo



on gitlab server ssh-key

    

    ssh-keygen -t rsa



![](images/2024-03-15_12h51_31.gif)



#### create gitlab repo contain gitlab-ci and dockerfile



![img_1.png](images/img_1.png)



allow push



![img_3.png](images/img_3.png)



#### create gitlab repo contain helm chart to deploy k8s



Create a Variables

![](images/2024-03-15_13h34_43.gif)



#### create secret for docker registry 



kubectl create secret docker-registry regcred-loginapp --docker-server=registry.mbageas.life --docker-username=k8s --docker-password=gldt-ZhQzbMVN1pgdUMCySfdL -n default



Note: in repo helm chart have secret file, maybe edit it



#### connect argocd to gitlab repo helm chart



![](images/2024-03-15_14h11_18.gif)



#### Argocd create application



![](images/2024-03-15_14h30_26.gif)



Note summary



change:  

    APP_NAME

    IMAGE_TAG

    git clone

    cd

    sed -i

    git add



Add private key to code-repo