Add travis scripts

This deploys the website as https://pmd-code.org/pmd7/

Author: adangel

.travis.yml

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+language: ruby
+
+script: bundle exec jekyll build
+after_success: source .travis/publish-website.sh

.travis/id_travis-pmd-github-io_rsa.enc

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+ssh-rsa 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 travis.com/pmd/pmd.github.io accessing pmd-code.org

.travis/id_travis-pmd-github-io_rsa.pub

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+#!/usr/bin/env bash
+
+COL_GREEN="\e[32m"
+COL_RED="\e[31m"
+COL_RESET="\e[0m"
+COL_YELLOW="\e[33;1m"
+
+function log_error() {
+    echo -e "${COL_RED}[ERROR  ] $*${COL_RESET}"
+}
+
+function log_info() {
+    echo -e "${COL_YELLOW}[INFO   ] $*${COL_RESET}"
+}
+
+function log_success() {
+    echo -e "${COL_GREEN}[SUCCESS] $*${COL_RESET}"
+}
+
+function log_debug() {
+    true
+    #echo -e "[DEBUG  ] $*"
+}

.travis/logger.sh

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+#!/usr/bin/env bash
+set -e
+
+source .travis/logger.sh
+
+PMD_CODE_SSH_USER=pmd
+PMD_CODE_WEBSITE_PATH=/httpdocs/
+PMD_7_SUBPATH=pmd7/
+WEBSITE_ARCHIVE=pmd7-website.zip
+
+#
+# The website is built already by jekyll into _site.
+# Then the folder _site is zipped into pmd7-website.zip.
+# This file is copied to ssh://[email protected]/httpdocs/
+# and then extracted into ssh://[email protected]/httpdocs/pmd7/
+#
+# The folder ssh://[email protected]/httpdocs/pmd7/ is available as
+# https://pmd-code.org/pmd7/
+#
+
+function main() {
+    if ! travis_isPush; then
+        log_info "Not publishing site, since this is not a push!"
+        exit 0
+    fi
+
+    bash .travis/setup-secrets.sh
+
+    log_info "Zipping website..."
+    cd _site
+    zip -qr ../${WEBSITE_ARCHIVE} .
+    cd ..
+    ls -lh ${WEBSITE_ARCHIVE}
+
+    log_info "Uploading website..."
+    scp ${WEBSITE_ARCHIVE} ${PMD_CODE_SSH_USER}@pmd-code.org:${PMD_CODE_WEBSITE_PATH}
+    ssh ${PMD_CODE_SSH_USER}@pmd-code.org "cd ${PMD_CODE_WEBSITE_PATH} && \
+        rm -rf ${PMD_CODE_WEBSITE_PATH}/${PMD_7_SUBPATH} && \
+        mkdir ${PMD_CODE_WEBSITE_PATH}/${PMD_7_SUBPATH} && \
+        unzip -qo -d ${PMD_CODE_WEBSITE_PATH}/${PMD_7_SUBPATH} ${WEBSITE_ARCHIVE} && \
+        rm ${WEBSITE_ARCHIVE}"
+
+    log_info "Updated website: https://pmd-code.org/pmd7/"
+}
+
+function travis_isPush() {
+    if [ "${TRAVIS_REPO_SLUG}" = "pmd/pmd.github.io" ] && [ "${TRAVIS_PULL_REQUEST}" = "false" ] && [ "${TRAVIS_SECURE_ENV_VARS}" = "true" ]; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+main

.travis/publish-website.sh

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+#!/usr/bin/env bash
+set -e
+
+source .travis/logger.sh
+
+if [ "${TRAVIS_REPO_SLUG}" != "pmd/pmd.github.io" ] || [ "${TRAVIS_PULL_REQUEST}" != "false" ] || [ "${TRAVIS_SECURE_ENV_VARS}" != "true" ]; then
+    echo "Not setting up secrets:"
+    echo "  TRAVIS_REPO_SLUG=${TRAVIS_REPO_SLUG}"
+    echo "  TRAVIS_PULL_REQUEST=${TRAVIS_PULL_REQUEST}"
+    echo "  TRAVIS_SECURE_ENV_VARS=${TRAVIS_SECURE_ENV_VARS}"
+    exit 0
+fi
+
+echo "Setting up secrets..."
+
+mkdir -p "$HOME/.ssh"
+chmod 700 "$HOME/.ssh"
+openssl aes-256-cbc -K $encrypted_f95f2a86c367_key -iv $encrypted_f95f2a86c367_iv -in .travis/id_travis-pmd-github-io_rsa.enc -out "$HOME/.ssh/id_rsa" -d
+chmod 600 "$HOME/.ssh/id_rsa"
+
+
+echo "Setting up .ssh/known_hosts..."
+#
+# run locally:
+# ssh-keyscan pmd-code.org | tee -a known_hosts
+#
+# verify fingerprints:
+# ssh-keygen -F pmd-code.org -l -f known_hosts
+# # Host pmd-code.org found: line 1 
+# pmd-code.org ED25519 SHA256:nvkIAzZhYTxXqSU3DWvos83A0EocZ5dsxNkx1LoMZhg
+# # Host pmd-code.org found: line 2 
+# pmd-code.org RSA SHA256:/uKehVNumCNvJL8C5CziwV9KkUUxHfggq0C4GTrUhwg
+# # Host pmd-code.org found: line 3 
+# pmd-code.org ECDSA SHA256:6aD1r1XuIoc/zgBT3bt1S9L5ToyJzdQ9rrcMchnqiRA
+#
+# then add output of `ssh-keygen -F pmd-code.org -f known_hosts`
+#
+echo 'pmd-code.org ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDVsIeF6xU0oPb/bMbxG1nU1NDyBpR/cBEPZcm/PuJwdI9B0ydPHA6FysqAnt32fNFznC2SWisnWyY3iNsP3pa8RQJVwmnnv9OboGFlW2/61o3iRyydcpPbgl+ADdt8iU9fmMI7dC04UqgHGBoqOwVNna9VylTjp5709cK2qHnwU450F6YcOEiOKeZfJvV4PmpJCz/JcsUVqft6StviR31jKnqbnkZdP8qNoTbds6WmGKyXkhHdLSZE7X1CFQH28tk8XFqditX93ezeCiThFL7EleDexV/3+2+cs5878sDMUMzHS5KShTjkxzhHaodhtIEdNesinq/hOPbxAGkQ0FbD' >> $HOME/.ssh/known_hosts