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a9ddbfb Apr 27, 2017
@nebhale @glyn @cgfrost @violetagg
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# Cloud Foundry Java Buildpack
# Copyright 2013-2017 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'java_buildpack/component/modular_component'
require 'java_buildpack/container'
require 'java_buildpack/container/tomcat/tomcat_insight_support'
require 'java_buildpack/container/tomcat/tomcat_instance'
require 'java_buildpack/container/tomcat/tomcat_external_configuration'
require 'java_buildpack/container/tomcat/tomcat_lifecycle_support'
require 'java_buildpack/container/tomcat/tomcat_logging_support'
require 'java_buildpack/container/tomcat/tomcat_access_logging_support'
require 'java_buildpack/container/tomcat/tomcat_redis_store'
require 'java_buildpack/util/java_main_utils'
module JavaBuildpack
module Container
# Encapsulates the detect, compile, and release functionality for Tomcat applications.
class Tomcat < JavaBuildpack::Component::ModularComponent
protected
# (see JavaBuildpack::Component::ModularComponent#command)
def command
@droplet.java_opts.add_system_property 'http.port', '$PORT'
[
@droplet.environment_variables.as_env_vars,
@droplet.java_home.as_env_var,
@droplet.java_opts.as_env_var,
'exec',
"$PWD/#{(@droplet.sandbox + 'bin/catalina.sh').relative_path_from(@droplet.root)}",
'run'
].flatten.compact.join(' ')
end
# (see JavaBuildpack::Component::ModularComponent#sub_components)
def sub_components(context)
components = [
TomcatInstance.new(sub_configuration_context(context, 'tomcat')),
TomcatLifecycleSupport.new(sub_configuration_context(context, 'lifecycle_support')),
TomcatLoggingSupport.new(sub_configuration_context(context, 'logging_support')),
TomcatAccessLoggingSupport.new(sub_configuration_context(context, 'access_logging_support')),
TomcatRedisStore.new(sub_configuration_context(context, 'redis_store')),
TomcatInsightSupport.new(context)
]
tomcat_configuration = @configuration['tomcat']
components << TomcatExternalConfiguration.new(sub_configuration_context(context, 'external_configuration')) if
tomcat_configuration['external_configuration_enabled']
components
end
# (see JavaBuildpack::Component::ModularComponent#supports?)
def supports?
web_inf? && !JavaBuildpack::Util::JavaMainUtils.main_class(@application)
end
private
def web_inf?
(@application.root + 'WEB-INF').exist?
end
end
end
end