added travis build configuration

.generate_coverage.sh

@@ -0,0 +1,19 @@
+#!/bin/bash -e
+# Requires installation of: `github.com/wadey/gocovmerge`
+
+cd $GOPATH/src/github.com/smancke/guble
+
+rm -rf ./cov
+mkdir cov
+
+i=0
+for dir in $(find . -maxdepth 10 -not -path './.git*' -not -path '*/_test.go' -type d);
+do
+    if ls ${dir}/*.go &> /dev/null; then
+        go test -v -covermode=atomic -coverprofile=./cov/$i.out ./${dir}
+        i=$((i+1))
+    fi
+done
+
+gocovmerge ./cov/*.out > full_cov.out
+rm -rf ./cov

.travis.yml

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+language: go
+
+go:
+  - tip
+
+services:
+  - docker
+
+before_install:
+  - go get github.com/wadey/gocovmerge
+  - go get github.com/mattn/goveralls
+  - go get golang.org/x/tools/cmd/cover
+
+script:
+  - go test -v ./...
+  - go vet ./...
+
+after_success:
+  - ./.generate_coverage.sh
+  - goveralls -coverprofile=full_cov.out -service=travis-ci
+  - if [ "$TRAVIS_BRANCH" == "master" ]; then
+      GOOS=linux go build -a --ldflags '-linkmode external -extldflags "-static"' . ;
+      docker build -t tarent/loginsrv . ;
+      docker login -e="$DOCKER_EMAIL" -u="$DOCKER_USERNAME" -p="$DOCKER_PASSWORD" ;
+      docker push tarent/loginsrv ;
+    fi
+

Dockerfile

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+
+FROM alpine
+COPY loginsrv /
+ENTRYPOINT ["/loginsrv"]
+EXPOSE 6789