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Merge pull request #1 from turbaszek/http-scaler-example
Add HTTPScaler example
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@@ -6,3 +6,4 @@ repos: | |
| hooks: | ||
| - id: go-fmt | ||
| - id: go-lint | ||
| exclude: ^helper/go | ||
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| @@ -1,13 +1,10 @@ | ||
| FROM golang:1.13 | ||
| FROM golang:1.15 | ||
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| WORKDIR /go/src/app | ||
| COPY helper . | ||
| COPY helper/ . | ||
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| RUN go get \ | ||
| github.com/go-redis/redis \ | ||
| github.com/urfave/cli \ | ||
| github.com/go-sql-driver/mysql | ||
| RUN go get -v ./... | ||
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| RUN go install | ||
| RUN go install -v . | ||
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| ENTRYPOINT ["app"] | ||
| ENTRYPOINT ["/go/bin/keda-talk"] |
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| @@ -0,0 +1,50 @@ | ||
| apiVersion: v1 | ||
| kind: Service | ||
| metadata: | ||
| name: api | ||
| labels: | ||
| app: api | ||
| spec: | ||
| ports: | ||
| - port: 3232 | ||
| selector: | ||
| app: api | ||
| tier: frontend | ||
| type: LoadBalancer | ||
| --- | ||
| apiVersion: apps/v1 # for versions before 1.9.0 use apps/v1beta2 | ||
| kind: Deployment | ||
| metadata: | ||
| name: api | ||
| labels: | ||
| app: api | ||
| spec: | ||
| selector: | ||
| matchLabels: | ||
| app: api | ||
| tier: frontend | ||
| strategy: | ||
| type: Recreate | ||
| template: | ||
| metadata: | ||
| labels: | ||
| app: api | ||
| tier: frontend | ||
| spec: | ||
| containers: | ||
| - name: master | ||
| image: local/app | ||
| imagePullPolicy: Never | ||
| args: | ||
| - api | ||
| ports: | ||
| - containerPort: 3232 | ||
| name: api | ||
| env: | ||
| - name: REDIS_ADDRESS | ||
| value: "redis:6379" | ||
| - name: MYSQL_PASSWORD | ||
| value: "keda-talk" | ||
| resources: | ||
| limits: | ||
| cpu: "0.1" |
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| @@ -0,0 +1,132 @@ | ||
| package main | ||
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|
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "github.com/gorilla/mux" | ||
| "log" | ||
| "net/http" | ||
| "strings" | ||
| "time" | ||
| ) | ||
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| // StartAPI server simple metric API | ||
| func StartAPI() { | ||
| log.Printf("Server started") | ||
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| router := newRouter() | ||
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| log.Fatal(http.ListenAndServe(":3232", router)) | ||
| } | ||
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| type route struct { | ||
| Name string | ||
| Method string | ||
| Pattern string | ||
| HandlerFunc http.HandlerFunc | ||
| } | ||
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| func newRouter() *mux.Router { | ||
| router := mux.NewRouter().StrictSlash(true) | ||
| for _, route := range routes { | ||
| var handler http.Handler | ||
| handler = route.HandlerFunc | ||
| handler = logger(handler, route.Name) | ||
|
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| router. | ||
| Methods(route.Method). | ||
| Path(route.Pattern). | ||
| Name(route.Name). | ||
| Handler(handler) | ||
| } | ||
|
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| return router | ||
| } | ||
|
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| var routes = []route{ | ||
| route{ | ||
| "index", | ||
| "GET", | ||
| "/", | ||
| index, | ||
| }, | ||
|
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| route{ | ||
| "getHealth", | ||
| strings.ToUpper("Get"), | ||
| "/api/v1/health", | ||
| getHealth, | ||
| }, | ||
|
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| route{ | ||
| "getMetric", | ||
| strings.ToUpper("Get"), | ||
| "/api/v1/metrics/{metric}", | ||
| getMetric, | ||
| }, | ||
|
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| route{ | ||
| "getMetrics", | ||
| strings.ToUpper("Get"), | ||
| "/api/v1/metrics", | ||
| getMetrics, | ||
| }, | ||
| } | ||
|
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| type metric struct { | ||
| Name string `json:"name"` | ||
| Value float64 `json:"value"` | ||
| } | ||
|
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| var metrics = [2]metric{ | ||
| {"luck", 4.2}, | ||
| {"happiness", 15.0}, | ||
| } | ||
|
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| func index(w http.ResponseWriter, r *http.Request) { | ||
| fmt.Fprintf(w, "Hello World!") | ||
| } | ||
|
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| func getMetric(w http.ResponseWriter, r *http.Request) { | ||
| w.Header().Set("Content-Type", "application/json; charset=UTF-8") | ||
| vars := mux.Vars(r) | ||
| var mx metric | ||
| for _, m := range metrics { | ||
| if m.Name == vars["metric"] { | ||
| mx = m | ||
| js, _ := json.Marshal(mx) | ||
| w.Write(js) | ||
| } | ||
| } | ||
| } | ||
|
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| func getMetrics(w http.ResponseWriter, r *http.Request) { | ||
| w.Header().Set("Content-Type", "application/json; charset=UTF-8") | ||
| var ms []map[string]string | ||
| for _, m := range metrics { | ||
| ms = append(ms, map[string]string{"name": m.Name}) | ||
| } | ||
| js, _ := json.Marshal(ms) | ||
| w.Write(js) | ||
| } | ||
|
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| func getHealth(w http.ResponseWriter, r *http.Request) { | ||
| w.Header().Set("Content-Type", "application/json; charset=UTF-8") | ||
| w.WriteHeader(http.StatusOK) | ||
| } | ||
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| func logger(inner http.Handler, name string) http.Handler { | ||
| return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| start := time.Now() | ||
|
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| inner.ServeHTTP(w, r) | ||
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| log.Printf( | ||
| "%s %s %s %s", | ||
| r.Method, | ||
| r.RequestURI, | ||
| name, | ||
| time.Since(start), | ||
| ) | ||
| }) | ||
| } |
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| @@ -0,0 +1,11 @@ | ||
| module github.com/turbaszek/keda-talk | ||
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| go 1.15 | ||
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| require ( | ||
| github.com/go-redis/redis v6.15.9+incompatible | ||
| github.com/go-sql-driver/mysql v1.5.0 | ||
| github.com/gorilla/mux v1.7.4 | ||
| github.com/onsi/ginkgo v1.14.0 // indirect | ||
| github.com/urfave/cli v1.22.4 | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= | ||
| github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY= | ||
| github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU= | ||
| github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo= | ||
| github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4= | ||
| github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ= | ||
| github.com/go-redis/redis v6.15.9+incompatible h1:K0pv1D7EQUjfyoMql+r/jZqCLizCGKFlFgcHWWmHQjg= | ||
| github.com/go-redis/redis v6.15.9+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA= | ||
| github.com/go-sql-driver/mysql v1.5.0 h1:ozyZYNQW3x3HtqT1jira07DN2PArx2v7/mN66gGcHOs= | ||
| github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg= | ||
| github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= | ||
| github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= | ||
| github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= | ||
| github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= | ||
| github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= | ||
| github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= | ||
| github.com/golang/protobuf v1.4.2 h1:+Z5KGCizgyZCbGh1KZqA0fcLLkwbsjIzS4aV2v7wJX0= | ||
| github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= | ||
| github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= | ||
| github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= | ||
| github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4= | ||
| github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= | ||
| github.com/gorilla/mux v1.7.4 h1:VuZ8uybHlWmqV03+zRzdwKL4tUnIp1MAQtp1mIFE1bc= | ||
| github.com/gorilla/mux v1.7.4/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So= | ||
| github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU= | ||
| github.com/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78= | ||
| github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A= | ||
| github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= | ||
| github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk= | ||
| github.com/onsi/ginkgo v1.14.0 h1:2mOpI4JVVPBN+WQRa0WKH2eXR+Ey+uK4n7Zj0aYpIQA= | ||
| github.com/onsi/ginkgo v1.14.0/go.mod h1:iSB4RoI2tjJc9BBv4NKIKWKya62Rps+oPG/Lv9klQyY= | ||
| github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY= | ||
| github.com/onsi/gomega v1.10.1 h1:o0+MgICZLuZ7xjH7Vx6zS/zcu93/BEp1VwkIW1mEXCE= | ||
| github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo= | ||
| github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= | ||
| github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= | ||
| github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q= | ||
| github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= | ||
| github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo= | ||
| github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc= | ||
| github.com/urfave/cli v1.22.4 h1:u7tSpNPPswAFymm8IehJhy4uJMlUuU/GmqSkvJ1InXA= | ||
| github.com/urfave/cli v1.22.4/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0= | ||
| golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= | ||
| golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= | ||
| golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7 h1:AeiKBIuRw3UomYXSbLy0Mc2dDLfdtbT/IVn4keq83P0= | ||
| golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= | ||
| golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= | ||
| golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= | ||
| golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= | ||
| golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20200519105757-fe76b779f299 h1:DYfZAGf2WMFjMxbgTjaC+2HC7NkNAQs+6Q8b9WEB/F4= | ||
| golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | ||
| golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs= | ||
| golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= | ||
| golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= | ||
| golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4= | ||
| golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= | ||
| google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8= | ||
| google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0= | ||
| google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM= | ||
| google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE= | ||
| google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo= | ||
| google.golang.org/protobuf v1.23.0 h1:4MY060fB1DLGMB/7MBTLnwQUY6+F09GEiz6SsrNqyzM= | ||
| google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= | ||
| gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= | ||
| gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= | ||
| gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys= | ||
| gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ= | ||
| gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw= | ||
| gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= | ||
| gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= | ||
| gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU= | ||
| gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= |
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