I wasn't able to run your test suite:
$make test
GO111MODULE=on go test ./...
? go.universe.tf/netboot/cmd/pixiecore [no test files]
? go.universe.tf/netboot/cmd/pixiecore-apache2 [no test files]
ok go.universe.tf/netboot/dhcp4 0.814s
ok go.universe.tf/netboot/dhcp6 1.097s
ok go.universe.tf/netboot/dhcp6/pool 1.081s
? go.universe.tf/netboot/out/ipxe [no test files]
ok go.universe.tf/netboot/pcap 0.506s
ok go.universe.tf/netboot/pixiecore 1.058s
? go.universe.tf/netboot/pixiecore/api-example [no test files]
? go.universe.tf/netboot/pixiecore/cli [no test files]
? go.universe.tf/netboot/scripts/prune_old_versions [no test files]
? go.universe.tf/netboot/scripts/trigger_docker_build [no test files]
? go.universe.tf/netboot/scripts/trigger_quay_build [no test files]
ok go.universe.tf/netboot/tftp 0.448s
GO111MODULE=on go test -race ./...
package go.universe.tf/netboot/cmd/pixiecore: cannot find package
make: *** [Makefile:28: test] Error 1
Here is what I am using
$ go version && go env
go version go1.15.2 gollvm LLVM 12.0.0git linux/amd64
GO111MODULE=""
GOARCH="amd64"
GOBIN=""
GOCACHE="/home/oceanfish81/.cache/go-build"
GOENV="/home/oceanfish81/.config/go/env"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOINSECURE=""
GOMODCACHE="/home/oceanfish81/go/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="linux"
GOPATH="/home/oceanfish81/go"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/home/oceanfish81/gollvm_dist"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/home/oceanfish81/gollvm_dist/tools"
GCCGO="/home/oceanfish81/gollvm_dist/bin/llvm-goc"
AR="ar"
CC="/usr/bin/clang"
CXX="/usr/bin/clang++"
CGO_ENABLED="1"
GOMOD="/home/oceanfish81/netboot/go.mod"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build288862257=/tmp/go-build -gno-record-gcc-switches -funwind-tables"
I wasn't able to run your test suite:
Here is what I am using