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context.go
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context.go
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package controllercontext
import (
"context"
"github.com/Azure/azure-storage-blob-go/azblob"
"github.com/giantswarm/apiextensions/pkg/apis/release/v1alpha1"
"github.com/giantswarm/microerror"
"github.com/giantswarm/azure-operator/v4/client"
"github.com/giantswarm/azure-operator/v4/service/controller/cloudconfig"
)
type contextKey string
const controllerKey contextKey = "controller"
type Context struct {
APILBBackendPoolID string
AzureClientSet *client.AzureClientSet
Client ContextClient
CloudConfig cloudconfig.Interface
ContainerURL *azblob.ContainerURL
EtcdLBBackendPoolID string
MasterSubnetID string
Release ContextRelease
WorkerSubnetID string
}
type ContextRelease struct {
Release v1alpha1.Release
}
func (c *Context) Validate() error {
if c.APILBBackendPoolID == "" {
return microerror.Maskf(invalidContextError, "%T.APILBBackendPoolID must not be empty", c)
}
if c.EtcdLBBackendPoolID == "" {
return microerror.Maskf(invalidContextError, "%T.EtcdLBBackendPoolID must not be empty", c)
}
if c.MasterSubnetID == "" {
return microerror.Maskf(invalidContextError, "%T.MasterSubnetID must not be empty", c)
}
if c.WorkerSubnetID == "" {
return microerror.Maskf(invalidContextError, "%T.WorkerSubnetID must not be empty", c)
}
return nil
}
func NewContext(ctx context.Context, c Context) context.Context {
return context.WithValue(ctx, controllerKey, &c)
}
func FromContext(ctx context.Context) (*Context, error) {
c, ok := ctx.Value(controllerKey).(*Context)
if !ok {
return nil, microerror.Mask(notFoundError)
}
return c, nil
}