new image: add netcat image

Signed-off-by: Tuan Anh Tran <me@tuananh.org>
chainguard-images · Mar 8, 2023 · 86117e7 · 86117e7
1 parent 0484852
commit 86117e7
Show file tree

Hide file tree

Showing 6 changed files with 68 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -32,6 +32,7 @@
 | [melange](./images/melange) | `cgr.dev/chainguard/melange` | stable | [![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/melange.build.status.latest.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/melange:latest) |
 | [memcached](./images/memcached) | `cgr.dev/chainguard/memcached` | experimental | [![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/memcached.build.status.latest.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/memcached:latest) |
 | [musl-dynamic](./images/musl-dynamic) | `cgr.dev/chainguard/musl-dynamic` | stable | [![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/musl-dynamic.build.status.latest.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/musl-dynamic:latest) |
+| [netcat](./images/netcat) | `cgr.dev/chainguard/netcat` | stable | [![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/netcat.build.status.latest.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/netcat:latest) |
 | [nginx](./images/nginx) | `cgr.dev/chainguard/nginx` | stable | [![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/nginx.build.status.latest.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/nginx:latest) |
 | [node](./images/node) | `cgr.dev/chainguard/node` | stable | [![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/node.build.status.19.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/node:19)<br/>[![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/node.build.status.latest.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/node:latest) |
 | [php](./images/php) | `cgr.dev/chainguard/php` | stable | [![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/php.build.status.latest-dev.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/php:latest-dev)<br/>[![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/php.build.status.latest-fpm.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/php:latest-fpm)<br/>[![](https://storage.googleapis.com/chainguard-images-build-outputs/badges/php.build.status.latest.svg)](https://registry-ui.chainguard.app/?image=cgr.dev/chainguard/php:latest) |

diff --git a/images/cosign/README.md b/images/cosign/README.md
@@ -10,6 +10,7 @@
 
 ---
 <!--monopod:end-->
+
 Minimalist Wolfi-based Cosign images for signing and verifying images using Sigstore.
 
 - [Documentation](https://edu.chainguard.dev/chainguard/chainguard-images/reference/cosign)

diff --git a/images/netcat/README.md b/images/netcat/README.md
@@ -0,0 +1,30 @@
+<!--monopod:start-->
+# netcat
+| | |
+| - | - |
+| **Status** | stable |
+| **OCI Reference** | `cgr.dev/chainguard/netcat` |
+| **Variants/Tags** | ![](https://storage.googleapis.com/chainguard-images-build-outputs/summary/netcat.svg) |
+
+*[Contact Chainguard](https://www.chainguard.dev/chainguard-images) for enterprise support, SLAs, and access to older tags.*
+
+---
+<!--monopod:end-->
+
+Minimal image for Debian port of OpenBSD's netcat. **EXPERIMENTAL**
+
+## Get It!
+
+The image is available on `cgr.dev`:
+
+```
+docker pull cgr.dev/chainguard/netcat:latest
+```
+
+## Usage
+
+```
+docker run --rm -ti ghcr.io/chainguard/netcat -zv google.com 443
+```
+
+See [here](https://manpages.debian.org/unstable/netcat-openbsd/nc.1.en.html) for more invocation details.
diff --git a/images/netcat/configs/latest.apko.yaml b/images/netcat/configs/latest.apko.yaml
@@ -0,0 +1,24 @@
+contents:
+  repositories:
+    - https://packages.wolfi.dev/os
+  packages:
+    - wolfi-baselayout
+    - netcat-openbsd
+accounts:
+  groups:
+    - groupname: nonroot
+      gid: 65532
+  users:
+    - username: nonroot
+      uid: 65532
+      gid: 65532
+  run-as: 65532
+
+entrypoint:
+  command: /usr/bin/nc
+cmd: -h
+work-dir: /home/nc
+
+archs:
+- x86_64
+- aarch64
diff --git a/images/netcat/image.yaml b/images/netcat/image.yaml
@@ -0,0 +1,5 @@
+versions:
+  - apko:
+      config: configs/latest.apko.yaml
+      extractTagsFrom:
+        package: netcat-openbsd
diff --git a/images/netcat/test.sh b/images/netcat/test.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+set -o errexit -o nounset -o errtrace -o pipefail
+
+IMAGE_NAME=${IMAGE_NAME:-"cgr.dev/chainguard/netcat"}
+
+docker run $IMAGE_NAME -h