slaprunner: it is possible to declare a default software release

software/slaprunner/instance-runner.cfg

@@ -107,6 +107,7 @@ cloud9-url = $${cloud9:access-url}
 wrapper = $${directory:services}/slaprunner
 debug = $${slap-parameter:debug}
 access-url = https://[$${:ipv6}]:$${:runner_port} 
+default_sr = $${slap-parameter:default_sr}
 
 [test-runner]
 <= slaprunner
@@ -395,6 +396,7 @@ instance-amount = 10
 debug = false
 cloud9-frontend-domain =
 frontend-domain =
+default_sr =
 
 [slapos-cfg]
 recipe = slapos.recipe.template:jinja2
@@ -427,6 +429,7 @@ context =
   key cloud9_url slaprunner:cloud9-url
   key run_dir slaprunner:run_dir
   key log_dir slaprunner:log_dir
+  key default_sr slaprunner:default_sr
 
 [environ]
 recipe = collective.recipe.environment

software/slaprunner/template/slapos.cfg.in.j2

@@ -22,6 +22,7 @@ ipv6_address = {{ipv6}}
 etc_dir = {{etc_dir}}
 run_dir = {{run_dir}}
 log_dir = {{log_dir}}
+default_sr = {{default_sr}}
 
 [slapproxy]
 host = {{proxy_host}}