grammar rio_dsl;

opstring             : 'deployment' '(' 'name:' name (',' 'debug:' (true | false) )? ')' '{'
                            opstring_body
                        '}' ;

opstring_body       :	  codebase? groups? locators? (artifact | resources)? include? common? service* spring* service_exec* ;

include              : 'include' identifier ;

groups               : 'groups' name (',' name)* ;

locators             : 'locators' (ip_address | host_name) (',' (ip_address | host_name))* ;

service              : 'service' '(' service_header ')' '{'
                               instantiation_attrs
                               sla?
                           '}' ;

spring               : 'spring' '(' service_header',' 'config:'name ')' '{'
                               instantiation_attrs
                               sla?
                           '}' ;

service_exec         : 'serviceExec' '(' service_header ')' '{'
                               instantiation_attrs
                               sla?
                               execute
                           '}' ;
                           
execute               :	'execute' '(' 'command:' name (',' 'inDirectory:' name ')')?  ('{'
                                   'environment' '{' property '}'
                               '}')? ;
                               
service_header       : 'name:' name 
                           (',' 'fork:' (yes | no ))?
                           (',' 'type:'  (('fixed') | ('dynamic'))  )?
                           (',' 'jvmArgs:' args )?
                           (',' 'environment:' args )? ;

artifact             : 'artifact' (('id:' name) | ('ref:' name))? identifier? ;

resources            : 'resources' (('id:' name) | ('ref:' name))? jar? (',' jar)* ;

codebase             : 'codebase' identifier ;

instantiation_attrs  : interfaces? implementation data?  
                       common?
                       'maintain' digit
                       ('comment' identifier)?
                       maxPerMachine? ;

implementation       : 'implementation' '(' 'class:' class_name ')' '{'
                               (resources | artifact) 
                               sharedComponent?
                           '}' ;

interfaces           : 'interfaces' '{'
                               'classes' class_name (',' class_name)*
                               (resources | artifact)
                           '}' ;
  
common               : logging? associations? association? parameters? configuration? system_requirements? cluster? ;

sharedComponent      : 'sharedComponent' '(' 'class:' class_name ')' '{'
                               (resources | artifact)       
                           '}' ;

associations         : 'associations' '{' association (',' association )* '}' ;

association          : 'association' '(' 'type:'  (('uses') | ('requires') | ('colocated') | ('opposed') | ('isolated'))  ',' 
                                         'name:' name (',' 'serviceType:' class_name)? (',' 'property:' name)? ')' ( '{'
                               association_management                               
                           '}' )? ;

association_management  : 'management' 'proxy:' class_name (',' proxyType)?  (',' strategy)? (',' inject)? (',' filter)?
                           (',' serviceDiscoveryTimeout)? ;

proxyType              :  'proxyType:' (('jdk')|('cglib')) ;

strategy               :  'strategy:' class_name ;

inject                 :  'inject:' (('lazy') | ('eager')) ;

/* see AssociationMatchFilter javadoc */
filter                 :  'filter:' class_name ;
	
serviceDiscoveryTimeout:	'serviceDiscoveryTimeout:' digit ',' 
                           'units:' (('milliseconds') | ('seconds') | ('minutes') | ('hours') | ('days') );

sla                  : 'sla' '(' 'id:' identifier (',' 'low:' digit)? (',' 'high:' digit )? ')' '{'
                               sla_policy declarative_monitor?
                           '}' ;

sla_policy           : 'policy' 'type:' (('scaling') | ('relocation') | ('notify')) (',' 'max:' digit)? ( ',' 'lowerDampener:' digit)? (',' 'upperDampener:' digit)?;  

declarative_monitor  :	'monitor' 'name:' name ',' 'property:' name ',' 'period:' digit ;
                         
maxPerMachine        : 'maxPerMachine' digit (',' 'type:' (('physical') | ('virtual')) )? ;
	 
configuration        : 'configuration' '(' (  'file:' ('classpath:')? name | inline_configuration )? ')' ;

parameters           : 'parameters' '{' parameter parameter* '}' ;

parameter            : 'parameter' 'name:' identifier ',' 'value:' identifier ;

property             : 'property' 'name:' identifier ',' 'value:' identifier ;

logging              : 'logging' '{' logger '}' ;

logger               : 'logger' class_or_package (',' handler_class_name)? ',' (('SEVERE') | ('WARNING') | ('INFO') | ('CONFIG') | 
                                                      ('FINE') | ('FINER') | ('FINEST') | ('ALL') | ('OFF'))  ;

cluster              : 'cluster' (host_name | wildcard_ip_address) (',' (host_name | wildcard_ip_address))* ;

platformRequirement  : 'platformRequirement' '(' 'name:' name (',' 'type:' class_name)? (',' 'version:' identifier)? ')' ;

system_requirements  : 'systemRequirements' ( 'ref:' name  | ( ( '(' 'id:' name ')' )? '{'
                              software* platformRequirement* utilization* memory? diskspace? '}' ) )? ;

software             : 'software' '(' 'name:' name (',' 'version:' name)? (',' 'removeOnDestroy:' (true | false) )? (',' 'classpathresource:' (true | false) )? ')'  '{'
                               install postInstall?                               
                           '}' ;
                           
install             :	'install' 'source:' identifier ',' 'target:' identifier (',' 'unarchive:' (true | false) )? ;                           
                           
postInstall         :	 'postInstall' '(' 'removeOnCompletion:' (true | false) ')' '{'
                                     'execute' 'command:' identifier
                          '}';                           
                           
utilization          :	'utilization:' 'id:' (('CPU') | ('Memory' )) ',' 'high:' digit ( ',' 'low:'digit)?   ;

diskspace            :	'diskspace' ('available:' digit)? ( ','? 'capacity:' digit)? ;

memory               :	'memory' ('available:' digit)? ( ','? 'capacity:' digit)? ;

data                 : 'data' 'source:' identifier ',' 'target:' identifier (',' 'unarchive:' (true | false) )? (',' 'perms:' identifier )? ;

host_name            : string_literal | ('.' string_literal)*  ;
ip_address           : digit '.' digit '.' digit '.' digit ;
wildcard_ip_address  : digit '.' ('*'|digit) ( ( '.' ( '*'| digit) )? ( '.'('*'| digit))?)? ;
handler_class_name   : class_name;
class_name           : class_or_package ;
class_or_package     : ID;

inline_configuration : string_literal ;
args                 : string_literal ;

true 	             : 'true';
false 	             : 'false';
yes                  : 'yes' ;
no                   : 'no' ; 

jar                  : name'.jar' ;	
identifier           : name ;
name                 : string_literal ;
string_literal       : '"'ID'"';
digit                : ('0'..'9')* ;                        
ID                   : ('a'..'z'|'A'..'Z'|'_') ('a'..'z'|'A'..'Z'|'0'..'9'|'_')*;