scripts

basic-runtimes/ruby.sh

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+# Install Ruby runtime dependencies
+apk --no-cache add gdbm libressl readline zlib
+
+# Install Ruby build dependencies
+apk --no-cache add --virtual .deps build-base autoconf gdbm-dev libressl-dev linux-headers readline-dev zlib-dev
+
+# Download and unpack Ruby
+wget http://cache.ruby-lang.org/pub/ruby/2.3/ruby-2.3.6.tar.xz -O ruby.tar.xz
+mkdir -p /usr/src/ruby
+tar -xJf ruby.tar.xz -C /usr/src/ruby --strip-components=1
+rm ruby.tar.xz
+cd /usr/src/ruby
+
+# Hackfix to suppress "Insecure world writable dir" warning
+sed -ni 'p;13a #define ENABLE_PATH_CHECK 0' file.c
+
+# Configure compilation + hackfix to detect isnan/isinf macros
+autoconf
+ac_cv_func_isnan=yes ac_cv_func_isinf=yes ./configure --build=x86_64-linux-musl --disable-install-doc --enable-shared
+
+# Compile and install Ruby
+make -j $(nproc)
+make install
+
+# Install RubyGems and Bundler
+mkdir -p /usr/local/etc
+echo -e 'install: --no-document\nupdate: --no-document' >/usr/local/etc/gemrc
+gem update --system
+
+# Cleanup
+cd /tmp
+rm -r /usr/src/ruby
+apk --no-cache del .deps
+rm -rf /root/.gem

basic-runtimes/tomcat.sh

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+# Install Tomcat 8
+wget http://mirror.hosting90.cz/apache/tomcat/tomcat-8/v8.0.53/bin/apache-tomcat-8.0.53.tar.gz -O /tmp/apache-tomcat-8.tgz
+tar xf /tmp/apache-tomcat-8.tgz -C /srv
+mv /srv/apache-tomcat-8.0.53 /srv/tomcat
+
+# Make catalina.sh available globally
+ln -s /srv/tomcat/bin/catalina.sh /usr/bin/catalina.sh
+
+# Cleanup
+rm -rf /srv/tomcat/webapps/ROOT /srv/tomcat/webapps/docs /srv/tomcat/webapps/examples /srv/tomcat/webapps/host-manager /srv/tomcat/webapps/manager
+rm -f /tmp/apache-tomcat-8.tgz