23395891d3
* agent/caching: refactor ContextInfo * use NewContextInfo in NewLeaseCache
109 lines
2.8 KiB
Go
109 lines
2.8 KiB
Go
package cachememdb
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import "context"
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// Index holds the response to be cached along with multiple other values that
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// serve as pointers to refer back to this index.
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type Index struct {
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// ID is a value that uniquely represents the request held by this
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// index. This is computed by serializing and hashing the response object.
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// Required: true, Unique: true
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ID string
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// Token is the token that fetched the response held by this index
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// Required: true, Unique: true
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Token string
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// TokenParent is the parent token of the token held by this index
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// Required: false, Unique: false
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TokenParent string
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// TokenAccessor is the accessor of the token being cached in this index
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// Required: true, Unique: true
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TokenAccessor string
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// Namespace is the namespace that was provided in the request path as the
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// Vault namespace to query
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Namespace string
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// RequestPath is the path of the request that resulted in the response
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// held by this index.
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// Required: true, Unique: false
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RequestPath string
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// Lease is the identifier of the lease in Vault, that belongs to the
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// response held by this index.
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// Required: false, Unique: true
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Lease string
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// LeaseToken is the identifier of the token that created the lease held by
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// this index.
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// Required: false, Unique: false
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LeaseToken string
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// Response is the serialized response object that the agent is caching.
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Response []byte
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// RenewCtxInfo holds the context and the corresponding cancel func for the
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// goroutine that manages the renewal of the secret belonging to the
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// response in this index.
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RenewCtxInfo *ContextInfo
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}
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type IndexName uint32
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const (
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// IndexNameID is the ID of the index constructed from the serialized request.
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IndexNameID = "id"
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// IndexNameLease is the lease of the index.
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IndexNameLease = "lease"
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// IndexNameRequestPath is the request path of the index.
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IndexNameRequestPath = "request_path"
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// IndexNameToken is the token of the index.
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IndexNameToken = "token"
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// IndexNameTokenAccessor is the token accessor of the index.
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IndexNameTokenAccessor = "token_accessor"
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// IndexNameTokenParent is the token parent of the index.
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IndexNameTokenParent = "token_parent"
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// IndexNameLeaseToken is the token that created the lease.
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IndexNameLeaseToken = "lease_token"
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)
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func validIndexName(indexName string) bool {
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switch indexName {
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case "id":
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case "lease":
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case "request_path":
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case "token":
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case "token_accessor":
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case "token_parent":
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case "lease_token":
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default:
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return false
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}
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return true
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}
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type ContextInfo struct {
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Ctx context.Context
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CancelFunc context.CancelFunc
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DoneCh chan struct{}
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}
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func NewContextInfo(ctx context.Context) *ContextInfo {
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if ctx == nil {
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return nil
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}
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ctxInfo := new(ContextInfo)
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ctxInfo.Ctx, ctxInfo.CancelFunc = context.WithCancel(ctx)
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ctxInfo.DoneCh = make(chan struct{})
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return ctxInfo
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}
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