112 lines
2.6 KiB
Go
112 lines
2.6 KiB
Go
package organizations
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import (
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"context"
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"github.com/influxdata/influxdb/chronograf"
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)
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// ensure that ServersStore implements chronograf.ServerStore
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var _ chronograf.ServersStore = &ServersStore{}
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// ServersStore facade on a ServerStore that filters servers
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// by organization.
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type ServersStore struct {
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store chronograf.ServersStore
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organization string
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}
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// NewServersStore creates a new ServersStore from an existing
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// chronograf.ServerStore and an organization string
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func NewServersStore(s chronograf.ServersStore, org string) *ServersStore {
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return &ServersStore{
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store: s,
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organization: org,
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}
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}
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// All retrieves all servers from the underlying ServerStore and filters them
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// by organization.
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func (s *ServersStore) All(ctx context.Context) ([]chronograf.Server, error) {
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err := validOrganization(ctx)
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if err != nil {
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return nil, err
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}
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ds, err := s.store.All(ctx)
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if err != nil {
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return nil, err
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}
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// This filters servers without allocating
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// https://github.com/golang/go/wiki/SliceTricks#filtering-without-allocating
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servers := ds[:0]
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for _, d := range ds {
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if d.Organization == s.organization {
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servers = append(servers, d)
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}
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}
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return servers, nil
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}
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// Add creates a new Server in the ServersStore with server.Organization set to be the
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// organization from the server store.
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func (s *ServersStore) Add(ctx context.Context, d chronograf.Server) (chronograf.Server, error) {
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err := validOrganization(ctx)
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if err != nil {
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return chronograf.Server{}, err
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}
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d.Organization = s.organization
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return s.store.Add(ctx, d)
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}
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// Delete the server from ServersStore
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func (s *ServersStore) Delete(ctx context.Context, d chronograf.Server) error {
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err := validOrganization(ctx)
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if err != nil {
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return err
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}
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d, err = s.store.Get(ctx, d.ID)
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if err != nil {
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return err
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}
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return s.store.Delete(ctx, d)
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}
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// Get returns a Server if the id exists and belongs to the organization that is set.
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func (s *ServersStore) Get(ctx context.Context, id int) (chronograf.Server, error) {
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err := validOrganization(ctx)
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if err != nil {
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return chronograf.Server{}, err
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}
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d, err := s.store.Get(ctx, id)
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if err != nil {
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return chronograf.Server{}, err
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}
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if d.Organization != s.organization {
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return chronograf.Server{}, chronograf.ErrServerNotFound
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}
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return d, nil
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}
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// Update the server in ServersStore.
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func (s *ServersStore) Update(ctx context.Context, d chronograf.Server) error {
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err := validOrganization(ctx)
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if err != nil {
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return err
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}
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_, err = s.store.Get(ctx, d.ID)
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if err != nil {
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return err
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}
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return s.store.Update(ctx, d)
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}
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