1+ #! /usr/bin/env bash
2+ set -eu
3+
4+ # This script updates the Oracle JDK download URL in the Dockerfile
5+
6+ # Function to update the Dockerfile with the new URL
7+ update_dockerfile () {
8+ local new_url=" $1 "
9+ local dockerfile=" Dockerfile"
10+
11+ # Check if the file exists
12+ if [ ! -f " $dockerfile " ; then
13+ echo " Error: $dockerfile not found"
14+ exit 1
15+ fi
16+
17+ # Get the current URL for comparison
18+ local current_url=$( grep -o " https://javadl.oracle.com/webapps/download/AutoDL?BundleId=[^\" ]*" " $dockerfile " | head -1)
19+
20+ if [ " $current_url " = " $new_url " ; then
21+ echo " URL is already up to date: $current_url "
22+ exit 0
23+ fi
24+
25+ # Update the Dockerfile, replacing the old URL with the new one
26+ sed -i.bak -E " s|https://javadl.oracle.com/webapps/download/AutoDL\?BundleId=[^\" ]*|$new_url |g" " $dockerfile "
27+
28+ echo " Updated Dockerfile with new Oracle JDK 8 download URL:"
29+ echo " - Old: $current_url "
30+ echo " - New: $new_url "
31+
32+ # Print diff to show what changed
33+ echo " Changes made to Dockerfile:"
34+ diff -u Dockerfile.bak Dockerfile || true
35+
36+ # Remove backup file
37+ rm Dockerfile.bak
38+ }
39+
40+ # Function to fetch the latest Oracle JDK 8 URL from Oracle's website
41+ fetch_latest_oracle_jdk8_url () {
42+ echo " Checking Oracle's website for the latest JDK 8 download URL..."
43+
44+ # This needs to be updated with the actual logic to find the latest URL
45+ # Since Oracle's download page requires authentication, we need a different approach
46+
47+ # Option 1: Check a reliable source like AdoptOpenJDK for the latest version number
48+ local latest_version=$( curl -s " https://api.adoptium.net/v3/info/release_versions?release_type=ga&architecture=x64&image_type=jdk&vendor=oracle&version=8" | jq -r ' .versions[0].openjdk_version' )
49+
50+ echo " Latest Oracle JDK 8 version: $latest_version "
51+
52+ # For now, we need to manually update this when Oracle releases a new version
53+ # We can track Oracle releases at: https://www.oracle.com/java/technologies/javase/javase8-archive-downloads.html
54+
55+ # Current URL (as of the script creation)
56+ local latest_url=" https://javadl.oracle.com/webapps/download/AutoDL?BundleId=252034_8a1589aa0fe24566b4337beee47c2d29"
57+
58+ echo " Using Oracle JDK 8 download URL: $latest_url "
59+ echo " Note: This URL needs to be manually updated periodically when Oracle releases updates."
60+
61+ echo " $latest_url "
62+ }
63+
64+ check_for_update () {
65+ # We can check the Oracle release notes or version information
66+ # For example: https://www.oracle.com/java/technologies/javase/8u-relnotes.html
67+
68+ echo " Checking for Oracle JDK 8 updates..."
69+
70+ # This is a placeholder for actual update checking logic
71+ # You would need to track the current version (from the BundleId in the URL)
72+ # and compare it with the latest available version
73+
74+ # The actual implementation would depend on how you want to track updates
75+ # Options include:
76+ # 1. Periodic manual checks of Oracle's release pages
77+ # 2. Subscribing to Oracle's security bulletins or release announcements
78+ # 3. Using a third-party API that tracks Java releases
79+ }
80+
81+ # Main execution
82+ echo " Starting Oracle JDK URL update process..."
83+
84+ LATEST_URL=$( fetch_latest_oracle_jdk8_url)
85+
86+ if [ -z " $LATEST_URL " ; then
87+ echo " Error: Could not determine Oracle JDK 8 download URL"
88+ exit 1
89+ fi
90+
91+ update_dockerfile " $LATEST_URL "
92+
93+ echo " Tip: To keep the Oracle JDK URL up-to-date, you should:"
94+ echo " 1. Periodically check https://www.oracle.com/java/technologies/javase/javase8-archive-downloads.html"
95+ echo " 2. Look for the 'jdk-8u*-linux-x64.tar.gz' download link"
96+ echo " 3. Update this script with the new BundleId when a new version is available"
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