// Convert {{role}} in task.yml to array of individual role with 'all' role
// When role is 'web,ap', convert from 'role[{{role}}_deploy]' to role[all_deploy], role[web_deploy] and role[ap_deploy]
func (o *ChefOperation) parseRunList(runlist []string, vars map[string]string) []string {
var results []string
for _, v := range runlist {
if strings.Contains(v, "{{role}}") {
roles := append([]string{"all"}, strings.Split(config.Role, ",")...)
for _, role := range roles {
results = append(results, strings.Replace(v, "{{role}}", role, -1))
}
} else {
results = append(results, v)
}
}
return util.ParseArray(results, vars)
}
func (o *ChefOperation) Run(vars map[string]string) error {
// Filter runlist by JSON file existance in roles directory
runlist := o.ensureRunList(o.parseRunList(o.RunList, vars))
// Create attributes JSON for chef-solo
json, err := o.createJson(runlist, util.ParseArray(o.AttributeKeys, vars), util.ParseMap(o.Attributes, vars))
if err != nil {
return err
}
// Create configuration file for chef-solo
conf, err := o.createConf(vars)
if err != nil {
return err
}
// Execute berkshelf to get depencency cookbooks
if err := o.executeBerkshelf(); err != nil {
return err
}
// Execute chef-solo with configuration file and attribute JSON
return o.executeChef(conf, json)
}