chore: init repository

.gitlab-ci.yml

@@ -0,0 +1,23 @@
+image: docker:latest
+
+services:
+  - docker:dind
+
+before_script:
+  - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
+
+build-main:
+  stage: build
+  script:
+    - docker build --pull -t "$CI_REGISTRY_IMAGE" .
+    - docker push "$CI_REGISTRY_IMAGE"
+  only:
+    - main
+
+build-branch:
+  stage: build
+  script:
+    - docker build --pull -t "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG" .
+  except:
+    - main
+

Dockerfile

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+FROM debian:stretch-slim
+
+ENV AGATE_VER 2.5.2
+
+ENV GEMINI_DOMAIN example.com
+ENV GEMINI_GIT_REPO https://gitlab.com/valvin/gemini-agate-image
+ENV GEMINI_GIT_PATH /app/data
+ENV GEMINI_CONTENT_FOLDER content
+ENV GEMINI_CERT_PATH /certs
+ENV GEMINI_LANG fr-FR
+
+RUN apt update && apt install -y openssl git wget \
+      && apt clean && rm -rf /var/lib/apt/lists/*
+RUN mkdir /app
+RUN wget https://github.com/mbrubeck/agate/releases/download/v${AGATE_VER}/agate.x86_64-unknown-linux-gnu.gz -O /app/agate.gz \
+      && cd /app && gunzip agate.gz && chmod +x agate
+
+COPY entrypoint.sh /app/entrypoint.sh
+
+EXPOSE 1965/tcp
+
+ENTRYPOINT ["/app/entrypoint.sh"]
+CMD ["run"]

README.md

@@ -1,2 +1,24 @@
 # Gemini Agate Image
 
+This image allowes to publish static content locate in a git repository on Gemini. Based on Agate gemini server.
+
+This images takes these environment variables:
+
+| --- | --- | --- |
+| variable | description | default value | 
+| `GEMINI_DOMAIN` | domain name of the capsule | example.com |
+| `GEMINI_GIT_REPO` | url of the git repository containing content | `https://gitlab.com/valvin/gemini-agate-image` |
+| `GEMINI_CONTENT_FOLDER` | folder inside the git repository which contains the content | `content`|
+| `GEMINI_GIT_PATH` | path in which git repository will be cloned | `/app/data` |
+| `GEMINI_CERT_PATH` | path which contains certificates. this path has to be a volume if not new certs will be generated | `/certs` |
+| `GEMINI_LANG` | langage of the content | `fr-FR` |
+
+image take those commands:
+
+* none or `run` : launch agate after initialization process
+* `update`: update repository content
+
+initialization process is:
+  * check if cert are present in `GEMINI_CERT_PATH` if not it creates it
+  * clone or update the content repository
+  * launch agate

entrypoint.sh

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+#!/bin/sh
+create_new_cert(){
+  if [ ! -d "${GEMINI_CERT_PATH}" ]; then
+    mkdir ${GEMINI_CERT_PATH}
+  fi
+  openssl req -x509 -newkey rsa:4096 -keyout ${GEMINI_CERT_PATH}/key.rsa -out ${GEMINI_CERT_PATH}/cert.pem \
+    -days 3650 -nodes -subj "/CN=${GEMINI_DOMAIN}"
+}
+
+clone_repository(){
+  git clone ${GEMINI_GIT_REPO} ${GEMINI_GIT_PATH}
+}
+
+update_repository(){
+  if [ ! -d "${GEMINI_GIT_PATH}" ]; then
+    echo "Cloning repository in ${GEMINI_GIT_PATH}"
+    clone_repository
+  else
+    cd ${GEMINI_GIT_PATH}
+    git pull
+  fi
+}
+
+run_agate(){
+/app/agate --content ${GEMINI_GIT_PATH}/${GEMINI_CONTENT_FOLDER} \
+      --key ${GEMINI_CERT_PATH}/key.rsa \
+      --cert ${GEMINI_CERT_PATH}/cert.pem \
+      --addr [::]:1965 \
+      --addr 0.0.0.0:1965 \
+      --hostname ${GEMINI_DOMAIN} \
+      --lang ${GEMINI_LANG}
+}
+
+default(){
+  if [ ! -f "${GEMINI_CERT_PATH}/cert.pem" ]; then
+    echo "No certs found in {GEMINI_CERT_PATH}. Creates new certificate."
+    create_new_cert
+  fi
+  
+  if [ ! -d "${GEMINI_GIT_PATH}" ]; then
+    echo "Cloning repository in ${GEMINI_GIT_PATH}"
+    clone_repository
+  else
+    update_repository
+  fi
+  
+  echo "Starting agate for gemini://${GEMINI_DOMAIN}"
+  run_agate
+}
+
+if [ "$#" -eq "1" ]; then
+  if [ "$1" = "run" ]; then
+    default
+  elif [ "$1" = "update" ]; then
+    update_repository
+  fi
+else
+  echo "unknown command. launching default"
+  default
+fi