change travis config script

Author: andyxning

.gitignore

@@ -1 +1 @@
-/bin/node-problem-detector
+./node-problem-detector

.travis.yml

@@ -14,4 +14,4 @@ install:
  - cd $HOME/gopath/src/k8s.io/node-problem-detector
 script:
  - make test
- - go build -race
+ - make node-problem-detector 

Makefile

@@ -9,10 +9,11 @@ PROJ = google_containers
 
 PKG_SOURCES := $(shell find pkg -name '*.go')
 
-node-problem-detector: ./bin/node-problem-detector
+dep:
+which godep || go get github.com/tools/godep
 
-./bin/node-problem-detector: $(PKG_SOURCES) node_problem_detector.go
-CGO_ENABLED=0 GOOS=linux godep go build -a -installsuffix cgo -ldflags '-w' -o node-problem-detector
+node-problem-detector: $(PKG_SOURCES) node_problem_detector.go dep
+GOOS=linux godep go build -ldflags '-w -extldflags "-static"' -o node-problem-detector
 
 test:
 go test -timeout=1m -v -race ./pkg/...
@@ -24,4 +25,4 @@ push: container
 gcloud docker push gcr.io/$(PROJ)/node-problem-detector:$(TAG)
 
 clean:
-rm -f ./bin/node-problem-detector
+rm -f node-problem-detector