{"id":10168,"date":"2018-12-17T17:19:57","date_gmt":"2018-12-17T16:19:57","guid":{"rendered":"http:\/\/www.b.shuttle.de\/hayek\/hayek\/jochen\/wp\/blog-en\/?p=10168"},"modified":"2018-12-17T17:19:57","modified_gmt":"2018-12-17T16:19:57","slug":"jenkins-vs-java8","status":"publish","type":"post","link":"https:\/\/wp.jochen.hayek.name\/blog-en\/2018\/12\/17\/jenkins-vs-java8\/","title":{"rendered":"Jenkins vs Java8 \u2013 SSL, fonts, &#8220;-Djava.awt.headless=\u2026&#8221;, \u2026"},"content":{"rendered":"\n\t\t\t\t\n\t\t\t\t\n<p class=\"wp-block-paragraph\">I had to migrate from Java7 to Java8 eventually.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When you start launching your jenkins WAR file, you will run into at least these issues:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>for HTTPS you are requested to create a certificate<\/li><li>&#8220;-Djava.awt.headless=\u2026&#8221;<\/li><li>font trouble<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In order to ignore the HTTPS \/ certificate noise for the time being, I switched on the HTTP port again, and I switched off the HTTPS port.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I decided to give &#8220;<em>my own<\/em>&#8221; Java (from Oracle downloads) a try. I downloaded &#8220;<em>my own<\/em>&#8221;\u00a0&#8220;Java SE 8u192&#8221; for Linux x64 from Oracle downloads,\u00a0untarred, and made use of it within my start-up script.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The&nbsp;&#8220;-Djava.awt.headless=\u2026&#8221; and the font trouble simply disappeared after that.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The certificate issue:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/stackoverflow.com\/questions\/29755014\/setup-secured-jenkins-master-with-docker\/29836864#29836864\">https:\/\/stackoverflow.com\/questions\/29755014\/setup-secured-jenkins-master-with-docker\/29836864#29836864<\/a>&nbsp;\u2013 keystore<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Just do, as you get told!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This is my experience gathered on my Synology DS713+.<\/p>\n\t\t\t\t","protected":false},"excerpt":{"rendered":"<p>I had to migrate from Java7 to Java8 eventually. When you start launching your jenkins WAR file, you will run into at least these issues: for HTTPS you are requested to create a certificate &#8220;-Djava.awt.headless=\u2026&#8221; font trouble In order to ignore the HTTPS \/ certificate noise for the time being, I switched on the HTTP [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_share_on_mastodon":"0"},"categories":[279,844,575,614],"tags":[],"class_list":["post-10168","post","type-post","status-publish","format-standard","hentry","category-jenkins-ci","category-ssl","category-synology","category-the-java-universe"],"share_on_mastodon":{"url":"","error":""},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/paO0kP-2E0","jetpack_likes_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/posts\/10168","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/comments?post=10168"}],"version-history":[{"count":0,"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/posts\/10168\/revisions"}],"wp:attachment":[{"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/media?parent=10168"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/categories?post=10168"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.jochen.hayek.name\/blog-en\/wp-json\/wp\/v2\/tags?post=10168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}