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Merge pull request #175 from simonpasquier/add-staticcheck

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Travis CI: add staticcheck target
This commit is contained in:
Matthias Rampke 2019-01-04 15:52:12 +00:00 committed by GitHub
commit 2d35b097ae
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 44 additions and 40 deletions
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7
Makefile
View file

@ -11,14 +11,9 @@
# See the License for the specific language governing permissions and
# limitations under the License.
# By being first, this takes over plain `make`. It cuts out `staticcheck`
# because in the circleci/golang:1.11 image it chokes on the go module cache.
default: precheck style unused build test
include Makefile.common
STATICCHECK_IGNORE = \
github.com/prometheus/statsd_exporter/main.go:SA1019 \
STATICCHECK_IGNORE =
DOCKER_IMAGE_NAME ?= statsd-exporter

56
Makefile.common
View file

@ -29,6 +29,8 @@ GO ?= go
GOFMT ?= $(GO)fmt
FIRST_GOPATH := $(firstword $(subst :, ,$(shell $(GO) env GOPATH)))
GOOPTS ?=
GOHOSTOS ?= $(shell $(GO) env GOHOSTOS)
GOHOSTARCH ?= $(shell $(GO) env GOHOSTARCH)
GO_VERSION ?= $(shell $(GO) version)
GO_VERSION_NUMBER ?= $(word 3, $(GO_VERSION))
@ -62,17 +64,30 @@ PROMU := $(FIRST_GOPATH)/bin/promu
STATICCHECK := $(FIRST_GOPATH)/bin/staticcheck
pkgs = ./...
GO_VERSION ?= $(shell $(GO) version)
GO_BUILD_PLATFORM ?= $(subst /,-,$(lastword $(GO_VERSION)))
ifeq (arm, $(GOHOSTARCH))
GOHOSTARM ?= $(shell GOARM= $(GO) env GOARM)
GO_BUILD_PLATFORM ?= $(GOHOSTOS)-$(GOHOSTARCH)v$(GOHOSTARM)
else
GO_BUILD_PLATFORM ?= $(GOHOSTOS)-$(GOHOSTARCH)
endif
PROMU_VERSION ?= 0.2.0
PROMU_URL := https://github.com/prometheus/promu/releases/download/v$(PROMU_VERSION)/promu-$(PROMU_VERSION).$(GO_BUILD_PLATFORM).tar.gz
STATICCHECK_VERSION ?= 2019.1
STATICCHECK_URL := https://github.com/dominikh/go-tools/releases/download/$(STATICCHECK_VERSION)/staticcheck_$(GOHOSTOS)_$(GOHOSTARCH)
PREFIX ?= $(shell pwd)
BIN_DIR ?= $(shell pwd)
DOCKER_IMAGE_TAG ?= $(subst /,-,$(shell git rev-parse --abbrev-ref HEAD))
DOCKER_REPO ?= prom
ifeq ($(GOHOSTARCH),amd64)
ifeq ($(GOHOSTOS),$(filter $(GOHOSTOS),linux freebsd darwin windows))
# Only supported on amd64
test-flags := -race
endif
endif
.PHONY: all
all: precheck style staticcheck unused build test
@ -110,12 +125,12 @@ common-test-short:
.PHONY: common-test
common-test:
@echo ">> running all tests"
GO111MODULE=$(GO111MODULE) $(GO) test -race $(GOOPTS) $(pkgs)
GO111MODULE=$(GO111MODULE) $(GO) test $(test-flags) $(GOOPTS) $(pkgs)
.PHONY: common-format
common-format:
@echo ">> formatting code"
GO111MODULE=$(GO111MODULE) $(GO) fmt $(GOOPTS) $(pkgs)
GO111MODULE=$(GO111MODULE) $(GO) fmt $(pkgs)
.PHONY: common-vet
common-vet:
@ -125,8 +140,12 @@ common-vet:
.PHONY: common-staticcheck
common-staticcheck: $(STATICCHECK)
@echo ">> running staticcheck"
chmod +x $(STATICCHECK)
ifdef GO111MODULE
GO111MODULE=$(GO111MODULE) $(STATICCHECK) -ignore "$(STATICCHECK_IGNORE)" -checks "SA*" $(pkgs)
# 'go list' needs to be executed before staticcheck to prepopulate the modules cache.
# Otherwise staticcheck might fail randomly for some reason not yet explained.
GO111MODULE=$(GO111MODULE) $(GO) list -e -compiled -test=true -export=false -deps=true -find=false -tags= -- ./... > /dev/null
GO111MODULE=$(GO111MODULE) $(STATICCHECK) -ignore "$(STATICCHECK_IGNORE)" $(pkgs)
else
$(STATICCHECK) -ignore "$(STATICCHECK_IGNORE)" $(pkgs)
endif
@ -140,8 +159,9 @@ else
ifdef GO111MODULE
@echo ">> running check for unused/missing packages in go.mod"
GO111MODULE=$(GO111MODULE) $(GO) mod tidy
ifeq (,$(wildcard vendor))
@git diff --exit-code -- go.sum go.mod
ifneq (,$(wildcard vendor))
else
@echo ">> running check for unused packages in vendor/"
GO111MODULE=$(GO111MODULE) $(GO) mod vendor
@git diff --exit-code -- go.sum go.mod vendor/
@ -175,30 +195,20 @@ common-docker-tag-latest:
promu: $(PROMU)
$(PROMU):
curl -s -L $(PROMU_URL) | tar -xvz -C /tmp
mkdir -v -p $(FIRST_GOPATH)/bin
cp -v /tmp/promu-$(PROMU_VERSION).$(GO_BUILD_PLATFORM)/promu $(PROMU)
$(eval PROMU_TMP := $(shell mktemp -d))
curl -s -L $(PROMU_URL) | tar -xvzf - -C $(PROMU_TMP)
mkdir -p $(FIRST_GOPATH)/bin
cp $(PROMU_TMP)/promu-$(PROMU_VERSION).$(GO_BUILD_PLATFORM)/promu $(FIRST_GOPATH)/bin/promu
rm -r $(PROMU_TMP)
.PHONY: proto
proto:
@echo ">> generating code from proto files"
@./scripts/genproto.sh
.PHONY: $(STATICCHECK)
$(STATICCHECK):
ifdef GO111MODULE
# Get staticcheck from a temporary directory to avoid modifying the local go.{mod,sum}.
# See https://github.com/golang/go/issues/27643.
# For now, we are using the next branch of staticcheck because master isn't compatible yet with Go modules.
tmpModule=$$(mktemp -d 2>&1) && \
mkdir -p $${tmpModule}/staticcheck && \
cd "$${tmpModule}"/staticcheck && \
GO111MODULE=on $(GO) mod init example.com/staticcheck && \
GO111MODULE=on GOOS= GOARCH= $(GO) get -u honnef.co/go/tools/cmd/staticcheck@next && \
rm -rf $${tmpModule};
else
GOOS= GOARCH= GO111MODULE=off $(GO) get -u honnef.co/go/tools/cmd/staticcheck
endif
mkdir -p $(FIRST_GOPATH)/bin
curl -s -L $(STATICCHECK_URL) > $(STATICCHECK)
ifdef GOVENDOR
.PHONY: $(GOVENDOR)

6
exporter.go
View file

@ -487,7 +487,7 @@ func NewExporter(mapper *mapper.MetricMapper) *Exporter {
Summaries: NewSummaryContainer(mapper),
Histograms: NewHistogramContainer(mapper),
mapper: mapper,
labelValues: make(map[string]map[uint64]*LabelValues, 0),
labelValues: make(map[string]map[uint64]*LabelValues),
}
}
@ -513,9 +513,9 @@ func buildEvent(statType, metric string, value float64, relative bool, labels ma
labels: labels,
}, nil
case "s":
return nil, fmt.Errorf("No support for StatsD sets")
return nil, fmt.Errorf("no support for StatsD sets")
default:
return nil, fmt.Errorf("Bad stat type %s", statType)
return nil, fmt.Errorf("bad stat type %s", statType)
}
}

10
exporter_test.go
View file

@ -40,7 +40,7 @@ func TestNegativeCounter(t *testing.T) {
}
}()
events := make(chan Events, 0)
events := make(chan Events)
go func() {
c := Events{
&CounterEvent{
@ -68,7 +68,7 @@ func TestInvalidUtf8InDatadogTagValue(t *testing.T) {
}
}()
events := make(chan Events, 0)
events := make(chan Events)
go func() {
for _, l := range []statsDPacketHandler{&StatsDUDPListener{}, &mockStatsDTCPListener{}} {
@ -83,7 +83,7 @@ func TestInvalidUtf8InDatadogTagValue(t *testing.T) {
func TestHistogramUnits(t *testing.T) {
// Start exporter with a synchronous channel
events := make(chan Events, 0)
events := make(chan Events)
go func() {
ex := NewExporter(&mapper.MetricMapper{})
ex.mapper.Defaults.TimerType = mapper.TimerTypeHistogram
@ -181,7 +181,7 @@ func TestEscapeMetricName(t *testing.T) {
// bazqux metric should expire with ttl of 2s
func TestTtlExpiration(t *testing.T) {
// Mock a time.NewTicker
tickerCh := make(chan time.Time, 0)
tickerCh := make(chan time.Time)
clock.ClockInstance = &clock.Clock{
TickerCh: tickerCh,
}
@ -200,7 +200,7 @@ mappings:
if err != nil {
t.Fatalf("Config load error: %s %s", config, err)
}
events := make(chan Events, 0)
events := make(chan Events)
defer close(events)
go func() {
ex := NewExporter(testMapper)

1
main.go
View file

@ -34,6 +34,7 @@ func init() {
}
func serveHTTP(listenAddress, metricsEndpoint string) {
//lint:ignore SA1019 prometheus.Handler() is deprecated.
http.Handle(metricsEndpoint, prometheus.Handler())
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`<html>

2
pkg/mapper/fsm/fsm.go
View file

@ -262,7 +262,7 @@ func TestIfNeedBacktracking(mappings []string, orderingDisabled bool) bool {
for i1, r1 := range rules {
currentRuleNeedBacktrack := false
re1 := rulesRE[i1]
if re1 == nil || strings.Index(r1, "*") == -1 {
if re1 == nil || !strings.Contains(r1, "*") {
continue
}
// if rule r1 is A.B.C.*.E.*, is there a rule r2 is A.B.C.D.x.x or A.B.C.*.E.F ? (x is any string or *)

2
pkg/mapper/mapper.go
View file

@ -54,8 +54,6 @@ type MetricMapper struct {
MappingsCount prometheus.Gauge
}
type matchMetricType string
type MetricMapping struct {
Match string `yaml:"match"`
Name string `yaml:"name"`