Files for Habitat Java Workshop

catalina-opts.conf

{{~#if bind.has_database}} 
{{~#each bind.database.members}} 

  export CATALINA_OPTS="-DMONGODB_SERVICE_HOST={{ip}} -DMONGODB_SERVICE_PORT={{port}}" 

{{~/each}} 
{{~/if}}

Habitat Java Workshop plan.sh

pkg_name=national-parks
pkg_description="A sample JavaEE Web app deployed in the Tomcat8 package"
pkg_origin=manditest
pkg_version=0.1.3
pkg_maintainer="Mandi <mandi@chef.io>"
pkg_license=('Apache-2.0')
pkg_source=https://github.com/billmeyer/national-parks
pkg_deps=(core/tomcat8 billmeyer/mongodb)
pkg_build_deps=(core/git core/maven)
pkg_expose=(8080)
pkg_svc_user="root"

do_download() {
  build_line "do_download()======================================"
  cd ${HAB_CACHE_SRC_PATH}
  build_line "\$pkg_dirname=${pkg_dirname}"
  build_line "\$pkg_filename=${pkg_filename}"
  if [ -d "${pkg_dirname}" ]; then
    rm -rf ${pkg_dirname}
  fi
  mkdir ${pkg_dirname}
  cd ${pkg_dirname}
  GIT_SSL_NO_VERIFY=true git clone --branch v${pkg_version} https://github.com/billmeyer/national-parks.git
return 0
}

do_clean() {
  build_line "do_clean() ======================================="
  return 0
}

do_unpack() { 
  # Nothing to unpack when pulling code straight from github    
  return 0
}

do_build() {
  build_line "do_build() ====================================="
  # Maven requires JAVA_HOME to be set, and can be set via: 
  export JAVA_HOME=$(hab pkg path core/jdk8)

  cd ${HAB_CACHE_SRC_PATH}/${pkg_dirname}/${pkg_filename}
  mvn package
}

do_install() {
  build_line "do_install() ==================================="
  # Our source files were copied over in do_build(), so now they 
  # need to be copied into the root of our package through the pkg_prefix  
  # variable so we have the source files available in the package. 
  local source_dir="${HAB_CACHE_SRC_PATH}/${pkg_dirname}/${pkg_filename}"
  local webapps_dir="$(hab pkg path core/tomcat8)/tc/webapps"
  cp ${source_dir}/target/${pkg_filename}.war ${webapps_dir}/
  # Seed data will be loaded into Mongo using our init hook 
  cp ${source_dir}/national-parks.json ${pkg_prefix}/
}

do_verify() {
  build_line "do_verify() ==================================="
  return 0
}

init hook file

#!/bin/bash 
exec 2>&1
echo "Seeding Mongo Collection" 
MONGODB_HOME=$(hab pkg path billmeyer/mongodb)

source {{pkg.svc_config_path}}/mongoimport-opts.conf
echo "\$MONGOIMPORT_OPTS=$MONGOIMPORT_OPTS" 

# billmeyer/mongodb requirement to run mongoimport properly : 
ln -s $(hab pkg path core/glibc)/lib/ld-2.22.so /lib/ld-linux-x86-64.so.2 2>/dev/null

${MONGODB_HOME}/bin/mongoimport --drop -d demo -c nationalparks --type json --jsonArray --file $(hab pkg path {{pkg.origin}}/national-parks)/national-parks.json ${MONGOIMPORT_OPTS}

mongoimport-opts.conf

{{~#if bind.has_database}} 
{{~#each bind.database.members}} 
  export MONGOIMPORT_OPTS="--host={{ip}} --port={{port}}" 
{{~/each}} 
{{~/if}}

run hook file

#!/bin/bash 
exec 2>&1 
echo "Starting Apache Tomcat" 

export JAVA_HOME=$(hab pkg path core/jdk8) 
export TOMCAT_HOME="$(hab pkg path core/tomcat8)/tc" 

source {{pkg.svc_config_path}}/catalina-opts.conf 
echo "\$CATALINA_OPTS=$CATALINA_OPTS" 

exec ${TOMCAT_HOME}/bin/catalina.sh run