Skip to content

clarify full-refresh behavior #2085

clarify full-refresh behavior

clarify full-refresh behavior #2085

Workflow file for this run

name: Vercel deployment preview link generator
on:
pull_request:
types: [opened, synchronize]
paths:
- 'website/docs/docs/**'
- 'website/docs/best-practices/**'
- 'website/docs/guides/**'
- 'website/docs/faqs/**'
- 'website/docs/reference/**'
permissions:
contents: write
pull-requests: write
jobs:
update-pr-description:
runs-on: ubuntu-latest
steps:
- name: Checkout code
uses: actions/checkout@v4
with:
fetch-depth: 0
- name: Install necessary tools
run: |
sudo apt-get update
sudo apt-get install -y jq curl
- name: Generate Vercel deployment URL
id: vercel_url
run: |
# Get the branch name
BRANCH_NAME="${{ github.head_ref }}"
# Convert to lowercase
BRANCH_NAME_LOWER=$(echo "$BRANCH_NAME" | tr '[:upper:]' '[:lower:]')
# Replace non-alphanumeric characters with hyphens
BRANCH_NAME_SANITIZED=$(echo "$BRANCH_NAME_LOWER" | sed 's/[^a-z0-9]/-/g')
# Construct the deployment URL
DEPLOYMENT_URL="https://docs-getdbt-com-git-${BRANCH_NAME_SANITIZED}-dbt-labs.vercel.app"
echo "deployment_url=$DEPLOYMENT_URL" >> $GITHUB_OUTPUT
- name: Wait for deployment to be accessible
id: wait_for_deployment
run: |
DEPLOYMENT_URL="${{ steps.vercel_url.outputs.deployment_url }}"
echo "Waiting for deployment at $DEPLOYMENT_URL to become accessible..."
MAX_ATTEMPTS=60 # Wait up to 10 minutes
SLEEP_TIME=10 # Check every 10 seconds
ATTEMPTS=0
while [ $ATTEMPTS -lt $MAX_ATTEMPTS ]; do
STATUS_CODE=$(curl -s -o /dev/null -w "%{http_code}" "$DEPLOYMENT_URL")
if [ "$STATUS_CODE" -eq 200 ]; then
echo "Deployment is accessible."
break
else
echo "Deployment not yet accessible (status code: $STATUS_CODE). Waiting..."
sleep $SLEEP_TIME
ATTEMPTS=$((ATTEMPTS + 1))
fi
done
if [ $ATTEMPTS -eq $MAX_ATTEMPTS ]; then
echo "Deployment did not become accessible within the expected time."
exit 1
fi
- name: Get changed files
id: files
run: |
CHANGED_FILES=$(git diff --name-only ${{ github.event.pull_request.base.sha }} ${{ github.sha }} | grep -E '^website/docs/(docs|best-practices|guides|faqs|reference)/.*\.md$' || true)
if [ -z "$CHANGED_FILES" ]; then
echo "No documentation files were changed."
echo "changed_files=" >> $GITHUB_OUTPUT
else
CHANGED_FILES=$(echo "$CHANGED_FILES" | tr '\n' ' ')
echo "changed_files=$CHANGED_FILES" >> $GITHUB_OUTPUT
fi
- name: Generate file preview links
id: links
run: |
DEPLOYMENT_URL="${{ steps.vercel_url.outputs.deployment_url }}"
CHANGED_FILES="${{ steps.files.outputs.changed_files }}"
if [ -z "$CHANGED_FILES" ]; then
echo "No changed files found in the specified directories."
LINKS="No documentation files were changed."
else
LINKS=""
# Convert CHANGED_FILES back to newline-separated for processing
CHANGED_FILES=$(echo "$CHANGED_FILES" | tr ' ' '\n')
for FILE in $CHANGED_FILES; do
# Remove 'website/docs/' prefix
FILE_PATH="${FILE#website/docs/}"
# Remove the .md extension
FILE_PATH="${FILE_PATH%.md}"
# Construct the full URL
FULL_URL="$DEPLOYMENT_URL/$FILE_PATH"
LINKS="$LINKS\n- $FULL_URL"
done
fi
# Properly set the multi-line output
echo "links<<EOF" >> $GITHUB_OUTPUT
echo -e "$LINKS" >> $GITHUB_OUTPUT
echo "EOF" >> $GITHUB_OUTPUT
- name: Update PR description with deployment links
uses: actions/github-script@v6
with:
github-token: ${{ secrets.GITHUB_TOKEN }}
script: |
const prNumber = context.issue.number;
// Fetch the current PR description
const { data: pullRequest } = await github.rest.pulls.get({
owner: context.repo.owner,
repo: context.repo.repo,
pull_number: prNumber,
});
let body = pullRequest.body || '';
// Define the markers
const startMarker = '<!-- vercel-deployment-preview -->';
const endMarker = '<!-- end-vercel-deployment-preview -->';
// Get the deployment URL and links from environment variables
const deploymentUrl = process.env.DEPLOYMENT_URL;
const links = process.env.LINKS;
// Build the deployment content without leading whitespace
const deploymentContent = [
`${startMarker}`,
'---',
'🚀 Deployment available! Here are the direct links to the updated files:',
'',
`${links}`,
'',
`${endMarker}`
].join('\n');
// Remove existing deployment content between markers
const regex = new RegExp(`${startMarker}[\\s\\S]*?${endMarker}`, 'g');
body = body.replace(regex, '').trim();
// Append the new deployment content
body = `${body}\n\n${deploymentContent}`;
// Update the PR description
await github.rest.pulls.update({
owner: context.repo.owner,
repo: context.repo.repo,
pull_number: prNumber,
body: body,
});
env:
DEPLOYMENT_URL: ${{ steps.vercel_url.outputs.deployment_url }}
LINKS: ${{ steps.links.outputs.links }}