Upgrade to .NET 8 + convert to kamal

.github/workflows/build.yml

@@ -8,15 +8,15 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v2.0.0
+        uses: actions/checkout@v3
 
-      - name: setup .net core
-        uses: actions/setup-dotnet@v1.7.2
+      - name: Setup dotnet
+        uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: 6.0.100
+          dotnet-version: '8.*'
 
       - name: build
         run: dotnet build

.github/workflows/release.yml

@@ -22,7 +22,7 @@ on:
 
 jobs:
   push_to_registry:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     if: ${{ github.event.workflow_run.conclusion != 'failure' }}
     steps:
       # Checkout latest or specific tag
@@ -50,87 +50,18 @@ jobs:
           fi;
 
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       # Build and push new docker image, skip for manual redeploy other than 'latest'
       - name: Build and push Docker images
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v6
         if: ${{ github.event.inputs.version == '' || github.event.inputs.version == 'latest' }}
         with:
           file: Dockerfile
           context: .
           push: true
           tags: ghcr.io/${{ env.image_repository_name }}:${{ env.TAG_NAME }}
-
-  deploy_via_ssh:
-    needs: push_to_registry
-    runs-on: ubuntu-22.04
-    if: ${{ github.event.workflow_run.conclusion != 'failure' }}
-    steps:
-      # Checkout latest or specific tag
-      - name: checkout
-        if: ${{ github.event.inputs.version == '' || github.event.inputs.version == 'latest' }}
-        uses: actions/checkout@v3
-      - name: checkout tag
-        if: ${{ github.event.inputs.version != '' && github.event.inputs.version != 'latest' }}
-        uses: actions/checkout@v3
-        with:
-          ref: refs/tags/${{ github.event.inputs.version }}
-
-      - name: repository name fix and env
-        run: |
-          echo "image_repository_name=$(echo ${{ github.repository }} | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
-          echo "domain=${{ secrets.DEPLOY_HOST }}" >> $GITHUB_ENV
-          echo "letsencrypt_email=${{ secrets.LETSENCRYPT_EMAIL }}" >> $GITHUB_ENV
-          echo "TAG_NAME=latest" >> $GITHUB_ENV
-          if [ "${{ github.event.release.tag_name }}" != "" ]; then
-            echo "TAG_NAME=${{ github.event.release.tag_name }}" >> $GITHUB_ENV
-          fi;
-          if [ "${{ github.event.inputs.version }}" != "" ]; then
-            echo "TAG_NAME=${{ github.event.inputs.version }}" >> $GITHUB_ENV
-          fi;
-
-      # Populate docker-compose.yml with variables from build process, including TAG_NAME.
-      - name: docker-compose file prep
-        uses: danielr1996/[email protected]
-        env:
-          RELEASE_VERSION: ${{ env.TAG_NAME }}
-          IMAGE_REPO: ${{ env.image_repository_name }}
-          APP_NAME: ${{ github.event.repository.name }}
-          HOST_DOMAIN: ${{ env.domain }}
-          LETSENCRYPT_EMAIL: ${{ env.letsencrypt_email }}
-        with:
-          input: .deploy/docker-compose-template.yml
-          output: .deploy/${{ github.event.repository.name }}-docker-compose.yml
-
-      # Copy only the docker-compose.yml to remote server home folder
-      - name: copy compose file via scp
-        uses: appleboy/[email protected]
-        with:
-          host: ${{ secrets.DEPLOY_HOST }}
-          username: ${{ secrets.DEPLOY_USERNAME }}
-          port: 22
-          key: ${{ secrets.DEPLOY_KEY }}
-          source: ".deploy/${{ github.event.repository.name }}-docker-compose.yml"
-          target: "~/"
-
-      # Deploy Docker image with ServiceStack application using `docker compose up` remotely
-      - name: remote docker-compose up via ssh
-        uses: appleboy/[email protected]
-        env:
-          APPTOKEN: ${{ secrets.GITHUB_TOKEN }}
-          USERNAME: ${{ secrets.DEPLOY_USERNAME }}
-        with:
-          host: ${{ secrets.DEPLOY_HOST }}
-          username: ${{ secrets.DEPLOY_USERNAME }}
-          key: ${{ secrets.DEPLOY_KEY }}
-          port: 22
-          envs: APPTOKEN,USERNAME
-          script: |
-            echo $APPTOKEN | docker login ghcr.io -u $USERNAME --password-stdin
-            docker-compose -f ~/.deploy/${{ github.event.repository.name }}-docker-compose.yml pull
-            docker-compose -f ~/.deploy/${{ github.event.repository.name }}-docker-compose.yml up -d

.kamal/hooks/docker-setup.sample

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+echo "Docker set up on $KAMAL_HOSTS..."

.kamal/hooks/post-deploy.sample

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+# A sample post-deploy hook
+#
+# These environment variables are available:
+# KAMAL_RECORDED_AT
+# KAMAL_PERFORMER
+# KAMAL_VERSION
+# KAMAL_HOSTS
+# KAMAL_ROLE (if set)
+# KAMAL_DESTINATION (if set)
+# KAMAL_RUNTIME
+
+echo "$KAMAL_PERFORMER deployed $KAMAL_VERSION to $KAMAL_DESTINATION in $KAMAL_RUNTIME seconds"

.kamal/hooks/post-proxy-reboot.sample

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+echo "Rebooted kamal-proxy on $KAMAL_HOSTS"

.kamal/hooks/pre-build.sample

@@ -0,0 +1,51 @@
+#!/bin/sh
+
+# A sample pre-build hook
+#
+# Checks:
+# 1. We have a clean checkout
+# 2. A remote is configured
+# 3. The branch has been pushed to the remote
+# 4. The version we are deploying matches the remote
+#
+# These environment variables are available:
+# KAMAL_RECORDED_AT
+# KAMAL_PERFORMER
+# KAMAL_VERSION
+# KAMAL_HOSTS
+# KAMAL_ROLE (if set)
+# KAMAL_DESTINATION (if set)
+
+if [ -n "$(git status --porcelain)" ]; then
+  echo "Git checkout is not clean, aborting..." >&2
+  git status --porcelain >&2
+  exit 1
+fi
+
+first_remote=$(git remote)
+
+if [ -z "$first_remote" ]; then
+  echo "No git remote set, aborting..." >&2
+  exit 1
+fi
+
+current_branch=$(git branch --show-current)
+
+if [ -z "$current_branch" ]; then
+  echo "Not on a git branch, aborting..." >&2
+  exit 1
+fi
+
+remote_head=$(git ls-remote $first_remote --tags $current_branch | cut -f1)
+
+if [ -z "$remote_head" ]; then
+  echo "Branch not pushed to remote, aborting..." >&2
+  exit 1
+fi
+
+if [ "$KAMAL_VERSION" != "$remote_head" ]; then
+  echo "Version ($KAMAL_VERSION) does not match remote HEAD ($remote_head), aborting..." >&2
+  exit 1
+fi
+
+exit 0

.kamal/hooks/pre-connect.sample

@@ -0,0 +1,47 @@
+#!/usr/bin/env ruby
+
+# A sample pre-connect check
+#
+# Warms DNS before connecting to hosts in parallel
+#
+# These environment variables are available:
+# KAMAL_RECORDED_AT
+# KAMAL_PERFORMER
+# KAMAL_VERSION
+# KAMAL_HOSTS
+# KAMAL_ROLE (if set)
+# KAMAL_DESTINATION (if set)
+# KAMAL_RUNTIME
+
+hosts = ENV["KAMAL_HOSTS"].split(",")
+results = nil
+max = 3
+
+elapsed = Benchmark.realtime do
+  results = hosts.map do |host|
+    Thread.new do
+      tries = 1
+
+      begin
+        Socket.getaddrinfo(host, 0, Socket::AF_UNSPEC, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME)
+      rescue SocketError
+        if tries < max
+          puts "Retrying DNS warmup: #{host}"
+          tries += 1
+          sleep rand
+          retry
+        else
+          puts "DNS warmup failed: #{host}"
+          host
+        end
+      end
+
+      tries
+    end
+  end.map(&:value)
+end
+
+retries = results.sum - hosts.size
+nopes = results.count { |r| r == max }
+
+puts "Prewarmed %d DNS lookups in %.2f sec: %d retries, %d failures" % [ hosts.size, elapsed, retries, nopes ]

.kamal/hooks/pre-deploy.sample

@@ -0,0 +1,109 @@
+#!/usr/bin/env ruby
+
+# A sample pre-deploy hook
+#
+# Checks the Github status of the build, waiting for a pending build to complete for up to 720 seconds.
+#
+# Fails unless the combined status is "success"
+#
+# These environment variables are available:
+# KAMAL_RECORDED_AT
+# KAMAL_PERFORMER
+# KAMAL_VERSION
+# KAMAL_HOSTS
+# KAMAL_COMMAND
+# KAMAL_SUBCOMMAND
+# KAMAL_ROLE (if set)
+# KAMAL_DESTINATION (if set)
+
+# Only check the build status for production deployments
+if ENV["KAMAL_COMMAND"] == "rollback" || ENV["KAMAL_DESTINATION"] != "production"
+  exit 0
+end
+
+require "bundler/inline"
+
+# true = install gems so this is fast on repeat invocations
+gemfile(true, quiet: true) do
+  source "https://rubygems.org"
+
+  gem "octokit"
+  gem "faraday-retry"
+end
+
+MAX_ATTEMPTS = 72
+ATTEMPTS_GAP = 10
+
+def exit_with_error(message)
+  $stderr.puts message
+  exit 1
+end
+
+class GithubStatusChecks
+  attr_reader :remote_url, :git_sha, :github_client, :combined_status
+
+  def initialize
+    @remote_url = `git config --get remote.origin.url`.strip.delete_prefix("https://github.com/")
+    @git_sha = `git rev-parse HEAD`.strip
+    @github_client = Octokit::Client.new(access_token: ENV["GITHUB_TOKEN"])
+    refresh!
+  end
+
+  def refresh!
+    @combined_status = github_client.combined_status(remote_url, git_sha)
+  end
+
+  def state
+    combined_status[:state]
+  end
+
+  def first_status_url
+    first_status = combined_status[:statuses].find { |status| status[:state] == state }
+    first_status && first_status[:target_url]
+  end
+
+  def complete_count
+    combined_status[:statuses].count { |status| status[:state] != "pending"}
+  end
+
+  def total_count
+    combined_status[:statuses].count
+  end
+
+  def current_status
+    if total_count > 0
+      "Completed #{complete_count}/#{total_count} checks, see #{first_status_url} ..."
+    else
+      "Build not started..."
+    end
+  end
+end
+
+
+$stdout.sync = true
+
+puts "Checking build status..."
+attempts = 0
+checks = GithubStatusChecks.new
+
+begin
+  loop do
+    case checks.state
+    when "success"
+      puts "Checks passed, see #{checks.first_status_url}"
+      exit 0
+    when "failure"
+      exit_with_error "Checks failed, see #{checks.first_status_url}"
+    when "pending"
+      attempts += 1
+    end
+
+    exit_with_error "Checks are still pending, gave up after #{MAX_ATTEMPTS * ATTEMPTS_GAP} seconds" if attempts == MAX_ATTEMPTS
+
+    puts checks.current_status
+    sleep(ATTEMPTS_GAP)
+    checks.refresh!
+  end
+rescue Octokit::NotFound
+  exit_with_error "Build status could not be found"
+end

.kamal/hooks/pre-proxy-reboot.sample

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+echo "Rebooting kamal-proxy on $KAMAL_HOSTS..."

.kamal/secrets

@@ -0,0 +1,18 @@
+# Secrets defined here are available for reference under registry/password, env/secret, builder/secrets,
+# and accessories/*/env/secret in config/deploy.yml. All secrets should be pulled from either
+# password manager, ENV, or a file. DO NOT ENTER RAW CREDENTIALS HERE! This file needs to be safe for git.
+
+# Option 1: Read secrets from the environment
+KAMAL_REGISTRY_PASSWORD=$KAMAL_REGISTRY_PASSWORD
+KAMAL_REGISTRY_USERNAME=$KAMAL_REGISTRY_USERNAME
+
+# Option 2: Read secrets via a command
+# RAILS_MASTER_KEY=$(cat config/master.key)
+
+# Option 3: Read secrets via kamal secrets helpers
+# These will handle logging in and fetching the secrets in as few calls as possible
+# There are adapters for 1Password, LastPass + Bitwarden
+#
+# SECRETS=$(kamal secrets fetch --adapter 1password --account my-account --from MyVault/MyItem KAMAL_REGISTRY_PASSWORD RAILS_MASTER_KEY)
+# KAMAL_REGISTRY_PASSWORD=$(kamal secrets extract KAMAL_REGISTRY_PASSWORD $SECRETS)
+# RAILS_MASTER_KEY=$(kamal secrets extract RAILS_MASTER_KEY $SECRETS)

Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
 WORKDIR /source
 
 COPY . .
@@ -7,7 +7,9 @@ RUN dotnet restore ./src/
 WORKDIR /source/src
 RUN dotnet publish -c release -o /app --no-restore
 
-FROM mcr.microsoft.com/dotnet/aspnet:6.0 AS runtime
+FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS runtime
+LABEL service="sharpscript"
+
 WORKDIR /app
 COPY --from=build /app ./
 ENTRYPOINT ["dotnet", "SharpScript.dll"]