From ac0a0cdc0c5aafe3f3a26b35ac365b171ea0458a Mon Sep 17 00:00:00 2001 From: Idan Raviv Date: Thu, 5 Jun 2025 10:54:24 +0300 Subject: [PATCH 1/3] add more command to VIM read.me --- Content/vim/README.md | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Content/vim/README.md b/Content/vim/README.md index 0f17701..6ded93e 100644 --- a/Content/vim/README.md +++ b/Content/vim/README.md @@ -75,6 +75,11 @@ brew install vim - `$` - End of line - `gg` - Start of file - `G` - End of file +- `e` - Moves cursor forwards per word end + +**Tip:** You can add a number before a navigation command to move the cursor by that number of steps. +For example, `5j` moves down 5 lines, and `3k` moves up 3 lines. + ### Editing - `i` - Insert before cursor @@ -85,6 +90,8 @@ brew install vim - `yy` - Copy line - `p` - Paste after cursor - `P` - Paste before cursor +- `u` - Undo +- `d` - Delete visual selection ### Saving and Quitting - `:w` - Save From 8d85cd11707f72f5e1bd39446ead567cc297bf2f Mon Sep 17 00:00:00 2001 From: Idan Raviv Date: Thu, 5 Jun 2025 12:32:43 +0300 Subject: [PATCH 2/3] add example for application.yaml and secret.yaml to ArgoCD --- Content/argocd/application.yaml | 19 ++ Content/argocd/secret.yaml | 19 ++ myapp/my-node-app/.gitignore | 2 + myapp/my-node-app/Dockerfile | 7 + myapp/my-node-app/index.js | 15 + myapp/my-node-app/package.json | 14 + myapp/my-node-app/yarn.lock | 484 ++++++++++++++++++++++++++++++++ 7 files changed, 560 insertions(+) create mode 100644 Content/argocd/application.yaml create mode 100644 Content/argocd/secret.yaml create mode 100644 myapp/my-node-app/.gitignore create mode 100644 myapp/my-node-app/Dockerfile create mode 100644 myapp/my-node-app/index.js create mode 100644 myapp/my-node-app/package.json create mode 100644 myapp/my-node-app/yarn.lock diff --git a/Content/argocd/application.yaml b/Content/argocd/application.yaml new file mode 100644 index 0000000..9122e5f --- /dev/null +++ b/Content/argocd/application.yaml @@ -0,0 +1,19 @@ +# Example of application.yaml that creates application +apiVersion: argoproj.io/v1alpha1 +kind: Application +metadata: + name: + namespace: argocd +spec: + project: default + source: + repoURL: # Git repo containing the manifests or Helm chart + path: < directory inside the Git repository where the Helm chart is located> + targetRevision: main + syncPolicy: + automated: + prune: true # Automatically delete resources that are no longer defined in Git + selfHeal: true # Automatically fix resources that drift from the Git definition + destination: + server: "https://kubernetes.default.svc" # Target Kubernetes cluster + namespace: default # Namespace where the application will be deployed \ No newline at end of file diff --git a/Content/argocd/secret.yaml b/Content/argocd/secret.yaml new file mode 100644 index 0000000..3a9be5e --- /dev/null +++ b/Content/argocd/secret.yaml @@ -0,0 +1,19 @@ +#Example for a Kubernetes Secret to provide Argo read permissions to your private repository +apiVersion: v1 +kind: Secret +metadata: + name: private-repo-secret + namespace: argocd + annotations: + managed-by: argocd.argoproj.io # Indicates ArgoCD will manage this secret + labels: + argocd.argoproj.io/secret-type: repository # Tells ArgoCD this secret is for a Git repository +type: Opaque # Standard secret type +stringData: + type: git + url: git@github.com:/.git # The SSH URL of the private Git repository + project: default + sshPrivateKey: | + -----BEGIN OPENSSH PRIVATE KEY----- + + -----END OPENSSH PRIVATE KEY----- \ No newline at end of file diff --git a/myapp/my-node-app/.gitignore b/myapp/my-node-app/.gitignore new file mode 100644 index 0000000..713d500 --- /dev/null +++ b/myapp/my-node-app/.gitignore @@ -0,0 +1,2 @@ +node_modules/ +.env diff --git a/myapp/my-node-app/Dockerfile b/myapp/my-node-app/Dockerfile new file mode 100644 index 0000000..c87b6fb --- /dev/null +++ b/myapp/my-node-app/Dockerfile @@ -0,0 +1,7 @@ +FROM node:18-alpine +WORKDIR /app +COPY package.json yarn.lock* ./ +RUN yarn install +COPY . . +EXPOSE 3000 +CMD ["yarn", "start"] diff --git a/myapp/my-node-app/index.js b/myapp/my-node-app/index.js new file mode 100644 index 0000000..297a4c2 --- /dev/null +++ b/myapp/my-node-app/index.js @@ -0,0 +1,15 @@ +const express = require('express'); +const app = express(); +const port = process.env.PORT || 3000; + +app.get('/health', (req, res) => { + res.send('OK'); +}); + +app.get('/', (req, res) => { + res.send('Hello from Node.js app!'); +}); + +app.listen(port, () => { + console.log(`Server is running on http://localhost:${port}`); +}); diff --git a/myapp/my-node-app/package.json b/myapp/my-node-app/package.json new file mode 100644 index 0000000..6818743 --- /dev/null +++ b/myapp/my-node-app/package.json @@ -0,0 +1,14 @@ +{ + "name": "my-node-app", + "version": "1.0.0", + "description": "Node.js app for monitoring demo", + "main": "index.js", + "scripts": { + "start": "node index.js" + }, + "author": "DevOps Team", + "license": "MIT", + "dependencies": { + "express": "^5.1.0" + } +} diff --git a/myapp/my-node-app/yarn.lock b/myapp/my-node-app/yarn.lock new file mode 100644 index 0000000..cfc73a1 --- /dev/null +++ b/myapp/my-node-app/yarn.lock @@ -0,0 +1,484 @@ +# THIS IS AN AUTOGENERATED FILE. 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+147,39 @@ docker logs --- -## 8. Docker Command Cheat Sheet +## 8. docker inspect + +- `docker inspect`: show the container's metadata, including the IP address, port mappings, environment variables, and more. + + ### Example: + ```bash + docker inspect + ``` + +#### Common Options: +- `-f`: Format output using a custom template. +- `-s`: Display total file sizes if the type is container. +- `--type`: Only inspect objects of the given type. + + +--- + +## 9. docker network create + +- `docker network create`: Create new network. + + ### Example: + ```bash + docker network create [OPTIONS] + ``` + + This creates a new network. + + + +--- + +## 10. Docker Command Cheat Sheet | Command | Description | |-----------------------------|--------------------------------------------------------------| @@ -160,6 +192,8 @@ docker logs | `docker rmi ` | Remove a Docker image | | `docker exec -it `| Run a command inside a running container (interactive mode) | | `docker logs ` | View logs for a container | +| `docker inspect ` | View container's metadata container | +| `docker network create ` | Create new network | > 💡 **Tip**: Keep this cheat sheet handy when working with Docker to speed up your workflow!