Class: AtlConfig::ServerXML

Inherits:
Object
  • Object
show all
Defined in:
lib/atl_config/serverxml.rb

Class Method Summary collapse

Class Method Details

.dbinfo(cfgxml, dsname) ⇒ DBInfo

Extracts database info from a datasource definition in a Tomcat server.xml files.

Parameters:

  • cfgxml (String) —

    XML Text of conf/server.xml file

  • dsname (String) —

    Name of datasource defined in XML

Returns:



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# File 'lib/atl_config/serverxml.rb', line 9

def self.dbinfo(cfgxml, dsname)
	config = Nokogiri::XML(cfgxml)
	dsname = dsname.gsub(/^java:comp\/env\//, '')
	datasource = config.xpath("/Server/Service/Engine[@name='Standalone']/Host[@name='localhost']/Context/Resource[@name='#{dsname}']").first
	if datasource then
		r = DBInfo.new
		r.user = datasource.xpath("@username")&.to_s
		r.password = datasource.xpath("@password")&.to_s
		r.jdbcurl = datasource.xpath("@url")&.to_s
		r.dburl = r.jdbcurl.gsub("jdbc:postgresql", "postgres")
		if r.jdbcurl then
			urlparts = AtlConfig::JDBCURL.parse(r.jdbcurl)
			r.dbtype = urlparts[:dbtype]
			r.host = urlparts[:host]
			r.port = if urlparts[:port] then urlparts[:port].to_i
				else
					case r.dbtype
					when 'postgresql'
						5432
					when 'mysql'
						3306
					else
						raise "Unhandled db type #{r.dbtype}"
					end
				end
			r.database = urlparts[:database]
		end
		r
	else
		nil
	end
end