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Fix aws.javabin.no redirect to include /start path #115

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Merged
Alexanderamiri merged 1 commit into from
Mar 27, 2026
Merged

Fix aws.javabin.no redirect to include /start path #115

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31 changes: 28 additions & 3 deletions terraform/platform/dns/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -474,17 +474,37 @@ resource "aws_acm_certificate_validation" "sso_redirect" {
validation_record_fqdns = [for record in aws_route53_record.sso_redirect_cert_validation : record.fqdn]
}

# CloudFront distribution — forwards to S3 website redirect
# CloudFront Function — redirects all requests to the SSO portal with /start path
resource "aws_cloudfront_function" "sso_redirect" {
name = "${var.project}-sso-redirect"
runtime = "cloudfront-js-2.0"
publish = true
code = <<-EOF
function handler(event) {
return {
statusCode: 301,
statusDescription: 'Moved Permanently',
headers: {
location: { value: '${var.sso_portal_url}' },
'cache-control': { value: 'max-age=86400' }
}
};
}
EOF
}

# CloudFront distribution — uses function for redirect (not S3)
resource "aws_cloudfront_distribution" "sso_redirect" {
enabled = true
aliases = ["aws.javabin.no"]
comment = "aws.javabin.no → SSO portal redirect"
is_ipv6_enabled = true
price_class = "PriceClass_100"

# Dummy origin — CloudFront requires one but the function handles everything
origin {
domain_name = aws_s3_bucket_website_configuration.sso_redirect.website_endpoint
origin_id = "s3-redirect"
origin_id = "dummy"

custom_origin_config {
http_port = 80
Expand All @@ -495,7 +515,7 @@ resource "aws_cloudfront_distribution" "sso_redirect" {
}

default_cache_behavior {
target_origin_id = "s3-redirect"
target_origin_id = "dummy"
viewer_protocol_policy = "redirect-to-https"
allowed_methods = ["GET", "HEAD"]
cached_methods = ["GET", "HEAD"]
Expand All @@ -511,6 +531,11 @@ resource "aws_cloudfront_distribution" "sso_redirect" {
min_ttl = 0
default_ttl = 86400
max_ttl = 86400

function_association {
event_type = "viewer-request"
function_arn = aws_cloudfront_function.sso_redirect.arn
}
}

viewer_certificate {
Expand Down