switch to goboring/golang for building (FIPS 140-2)

Author: Michael Weber

Diff for: .circleci/config.yml

@@ -10,7 +10,7 @@ jobs:
   build:
     working_directory: /go/workdir/src/github.com/splunk/vault-plugin-splunk
     docker:
-      - image: circleci/golang:1.13.4
+      - image: goboring/golang:1.15.3b5
         <<: *defaultenv
       - image: splunk/splunk:latest
         user: root

Diff for: Makefile

@@ -28,14 +28,15 @@ test: build
 	@test -n "$$SPLUNK_ADDR" || { echo 'warning: SPLUNK_ADDR not set, creating new Splunk instances.  This will be slow.'; }
 	mkdir -p $(dir $(TESTREPORT))
 	go clean -testcache || true
-	gotestsum --junitfile $(TESTREPORT) --format standard-verbose -- -cover -v ./...
+	$(GOBIN)/gotestsum --junitfile $(TESTREPORT) --format standard-verbose -- -cover -v ./...
 
 .PHONY: lint
 lint: dep
 	$(GOBIN)/golangci-lint run $(GOLANGCI_LINT_ARGS)
 
 .PHONY: dep
 dep:
+	go get -u gotest.tools/gotestsum
 	./scripts/golangci-lint.sh -b $(GOBIN) v1.20.0
 
 .PHONY: clean