/
provider_ref.go
123 lines (115 loc) · 2.73 KB
/
provider_ref.go
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package model
type (
// ProviderRef represents a reference to a provider
ProviderRef struct {
ref string
parameters Parameters
envVars EnvVars
proxy Proxy
env *Environment
location DescriptorLocation
mandatory bool
}
)
// createProviderRef creates a reference to the provider declared into the yaml reference
func createProviderRef(env *Environment, location DescriptorLocation, yamlRef yamlProviderRef) (ProviderRef, error) {
params, err := CreateParameters(yamlRef.Params)
if err != nil {
return ProviderRef{}, err
}
envVars, err := createEnvVars(yamlRef.Env)
if err != nil {
return ProviderRef{}, err
}
proxy, err := createProxy(yamlRef.Proxy)
if err != nil {
return ProviderRef{}, err
}
return ProviderRef{
env: env,
ref: yamlRef.Name,
parameters: params,
proxy: proxy,
envVars: envVars,
location: location,
mandatory: true,
}, nil
}
func (r *ProviderRef) customize(with ProviderRef) error {
var err error
if r.ref == "" {
r.ref = with.ref
}
r.parameters, err = with.parameters.inherit(r.parameters)
if err != nil {
return err
}
r.envVars, err = with.envVars.inherit(r.envVars)
if err != nil {
return err
}
r.proxy, err = r.proxy.inherit(with.proxy)
if err != nil {
return err
}
r.mandatory = with.mandatory
return nil
}
//Resolve returns the referenced Provider
func (r ProviderRef) Resolve() (Provider, error) {
var err error
err = ErrorOnInvalid(r)
if err.(ValidationErrors).HasErrors() {
return Provider{}, err
}
provider := r.env.Providers[r.ref]
params, err := r.parameters.inherit(provider.Parameters)
if err != nil {
return Provider{}, err
}
envVars, err := r.envVars.inherit(provider.EnvVars)
if err != nil {
return Provider{}, err
}
proxy, err := r.proxy.inherit(provider.Proxy)
if err != nil {
return Provider{}, err
}
return Provider{
Name: provider.Name,
cRef: provider.cRef,
Parameters: params,
EnvVars: envVars,
Proxy: proxy,
}, nil
}
//reference return a validatable representation of the reference on a provider
func (r ProviderRef) validationDetails() refValidationDetails {
result := make(map[string]interface{})
for k, v := range r.env.Providers {
result[k] = v
}
return refValidationDetails{
Id: r.ref,
Type: "provider",
Mandatory: r.mandatory,
Location: r.location,
Repo: result,
}
}
//Component returns the referenced component
func (r ProviderRef) Component() (Component, error) {
p, err := r.Resolve()
if err != nil {
return Component{}, err
}
return p.cRef.resolve()
}
//ComponentName returns the referenced component name
func (r ProviderRef) ComponentName() string {
p, err := r.Resolve()
if err != nil {
return ""
}
return p.cRef.ref
}