Make Travis build the site

Author: Nicolai Parlog

.gitignore

@@ -2,3 +2,5 @@ site/
 site-source/
 .gradle/
 junit-pioneer/
+
+deploy-key

.travis.yml

@@ -10,4 +10,11 @@ install:
   - ./gradlew setup --no-daemon --stacktrace -Pon-travis=true
 
 script:
-  - tree
+  - ./gradlew buildSite --no-daemon --stacktrace
+
+deploy:
+  provider: script
+  script: ./gradlew pushSite --no-daemon --stacktrace
+  skip_cleanup: true
+  on:
+    branch: grandmaster

build.gradle

@@ -12,14 +12,14 @@ configure(rootProject) {
 
 }
 
-task setupGitRepoOnTravis(type: Exec) {
-	commandLine './git-repo-travis-setup.sh'
+task setupGitOnTravis(type: Exec) {
+	commandLine './git-travis-setup.sh'
 }
 
 task setupGitRepo(type: Exec) {
 	commandLine './git-repo-setup.sh'
 	if (project.findProperty('on-travis'))
-		dependsOn setupGitRepoOnTravis
+		dependsOn setupGitOnTravis
 }
 
 task setupJekyll(type: Exec) {
@@ -124,3 +124,8 @@ task buildSite(type: Exec) {
 task pushSite(type: Exec) {
 	commandLine './git-commit-push.sh site'.split(' ')
 }
+
+task publishSite {
+	dependsOn buildSite, pushSite
+	pushSite.mustRunAfter(buildSite)
+}

deploy-key.enc

@@ -3,6 +3,11 @@
 # exit with nonzero exit code if anything fails
 set -e
 
+# SSH agent was shut down, so start it again, adding the deploy key
+eval `ssh-agent -s`
+ssh-add deploy-key
+
+# now commit and push
 cd $1
 git add --all
 git commit -m "Update site"

git-commit-push.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+# exit with nonzero exit code if anything fails
+set -e
+
+git config user.name "Travis CI"
+git config user.email "[email protected]"
+
+# decrypt the deploy key and add to SSH agent;
+# this makes the repo read-write-accessible via SSH
+openssl aes-256-cbc -K $encrypted_4eabd460f39b_key -iv $encrypted_4eabd460f39b_iv -in deploy-key.enc -out deploy-key -d
+chmod 600 deploy-key
+eval `ssh-agent -s`
+ssh-add deploy-key
+
+# make the remote available via SSH, so it can be pushed to later
+git remote set-url origin [email protected]:junit-pioneer/junit-pioneer.github.io.git
+# fetch all the remote branches; travis clones with `--depth`, which implies
+# `--single-branch`, so we need to overwrite remote.origin.fetch to do that
+# (source: https://stackoverflow.com/a/44036486/2525313)
+git config --replace-all remote.origin.fetch +refs/heads/*:refs/remotes/origin/*
+git fetch --depth=5