go/catalogue/checker_seat.go

@@ -3,8 +3,8 @@ package catalogue
 // CheckerSeat is the seat mesh-delivery-checker holds.
 const CheckerSeat = "mesh-delivery-checker"
 
-// checkerVerbs are the checker seat's verbs: ask a try, read one, end one by hand. Optional until the checker serves them
-// everywhere.
+// checkerVerbs are the checker seat's verbs: ask a try, read one, end one by hand, and answer a checking program's input.
+// Optional until the checker serves them everywhere.
 func checkerVerbs() []Verb {
 	return []Verb{
 		{Name: "try", Optional: true, Description: "Try a pushed head before its pull request is opened: the checker " +
@@ -28,5 +28,12 @@ func checkerVerbs() []Verb {
 			"id. A try that ended already is refused.",
 			Input: schema(map[string]string{"id": "the try's id, try-<digits>", "why": "why it is ended, in words"},
 				[]string{"id", "why"})},
+		{Name: "input", Optional: true, Description: "A checking program's input the checker keeps, by the sha256 of its " +
+			"exact bytes: the facts of a check its verdict is asked of, or the heads its seat list is asked of, as a run " +
+			"ask names it (its input's verb and digest). Answers the digest and the bytes, base64; a digest it keeps no " +
+			"input of is an error. Asked by the build module that runs the program, as its manifest's invokes grants it. " +
+			"Read-only.",
+			Input: schema(map[string]string{"digest": "the input's sha256, 64 lowercase hex digits, as the run ask names it"},
+				[]string{"digest"})},
 	}
 }