Merge pull request #17427 from roidelapluie/roidelapluie/ffapi

API: Add a /api/v1/features endpoint

model/labels/labels_dedupelabels.go

@@ -24,6 +24,9 @@ import (
 	"github.com/cespare/xxhash/v2"
 )
 
+// ImplementationName is the name of the labels implementation.
+const ImplementationName = "dedupelabels"
+
 // Labels is implemented by a SymbolTable and string holding name/value
 // pairs encoded as indexes into the table in varint encoding.
 // Names are in alphabetical order.

model/labels/labels_slicelabels.go

@@ -25,6 +25,9 @@ import (
 	"github.com/cespare/xxhash/v2"
 )
 
+// ImplementationName is the name of the labels implementation.
+const ImplementationName = "slicelabels"
+
 // Labels is a sorted set of labels. Order has to be guaranteed upon
 // instantiation.
 type Labels []Label

model/labels/labels_stringlabels.go

@@ -23,6 +23,9 @@ import (
 	"github.com/cespare/xxhash/v2"
 )
 
+// ImplementationName is the name of the labels implementation.
+const ImplementationName = "stringlabels"
+
 // Labels is implemented by a single flat string holding name/value pairs.
 // Each name and value is preceded by its length, encoded as a single byte
 // for size 0-254, or the following 3 bytes little-endian, if the first byte is 255.