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Merge pull request #97 from steadybit/feat/order-go
orders in go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| build: | ||
| go build -o order main.go | ||
|
|
||
| run: | ||
| go run main.go | ||
|
|
||
| docker-build: | ||
| docker build -t order . | ||
|
|
||
| docker-run: | ||
| docker run -p 8086:8086 order | ||
|
|
||
| ## licenses-report: generate a report of all licenses | ||
| .PHONY: licenses-report | ||
| licenses-report: | ||
| ifeq ($(SKIP_LICENSES_REPORT), true) | ||
| @echo "Skipping licenses report" | ||
| rm -rf ./licenses && mkdir -p ./licenses | ||
| else | ||
| @echo "Generating licenses report" | ||
| rm -rf ./licenses | ||
| go run github.com/google/[email protected] save . --save_path ./licenses | ||
| go run github.com/google/[email protected] report . > ./licenses/THIRD-PARTY.csv | ||
| cp LICENSE ./licenses/LICENSE.txt | ||
| endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| module order | ||
|
|
||
| go 1.23.4 | ||
|
|
||
| require ( | ||
| github.com/prometheus/client_golang v1.20.5 | ||
| github.com/rs/zerolog v1.33.0 | ||
| github.com/steadybit/extension-kit v1.8.23 | ||
| ) | ||
|
|
||
| require ( | ||
| github.com/beorn7/perks v1.0.1 // indirect | ||
| github.com/cespare/xxhash/v2 v2.3.0 // indirect | ||
| github.com/go-stomp/stomp/v3 v3.1.3 // indirect | ||
| github.com/klauspost/compress v1.17.9 // indirect | ||
| github.com/mattn/go-colorable v0.1.14 // indirect | ||
| github.com/mattn/go-isatty v0.0.20 // indirect | ||
| github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect | ||
| github.com/prometheus/client_model v0.6.1 // indirect | ||
| github.com/prometheus/common v0.55.0 // indirect | ||
| github.com/prometheus/procfs v0.15.1 // indirect | ||
| golang.org/x/sys v0.29.0 // indirect | ||
| google.golang.org/protobuf v1.34.2 // indirect | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= | ||
| github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= | ||
| github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= | ||
| github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= | ||
| github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc= | ||
| github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= | ||
| github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
| github.com/go-stomp/stomp/v3 v3.1.3 h1:5/wi+bI38O1Qkf2cc7Gjlw7N5beHMWB/BxpX+4p/MGI= | ||
| github.com/go-stomp/stomp/v3 v3.1.3/go.mod h1:ztzZej6T2W4Y6FlD+Tb5n7HQP3/O5UNQiuC169pIp10= | ||
| github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA= | ||
| github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs= | ||
| github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= | ||
| github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= | ||
| github.com/klauspost/compress v1.17.9 h1:6KIumPrER1LHsvBVuDa0r5xaG0Es51mhhB9BQB2qeMA= | ||
| github.com/klauspost/compress v1.17.9/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw= | ||
| github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= | ||
| github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= | ||
| github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= | ||
| github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc= | ||
| github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw= | ||
| github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg= | ||
| github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE= | ||
| github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8= | ||
| github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM= | ||
| github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y= | ||
| github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY= | ||
| github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y= | ||
| github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA= | ||
| github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ= | ||
| github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= | ||
| 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/prometheus/client_golang v1.20.5 h1:cxppBPuYhUnsO6yo/aoRol4L7q7UFfdm+bR9r+8l63Y= | ||
| github.com/prometheus/client_golang v1.20.5/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE= | ||
| github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E= | ||
| github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY= | ||
| github.com/prometheus/common v0.55.0 h1:KEi6DK7lXW/m7Ig5i47x0vRzuBsHuvJdi5ee6Y3G1dc= | ||
| github.com/prometheus/common v0.55.0/go.mod h1:2SECS4xJG1kd8XF9IcM1gMX6510RAEL65zxzNImwdc8= | ||
| github.com/prometheus/procfs v0.15.1 h1:YagwOFzUgYfKKHX6Dr+sHT7km/hxC76UB0learggepc= | ||
| github.com/prometheus/procfs v0.15.1/go.mod h1:fB45yRUv8NstnjriLhBQLuOUt+WW4BsoGhij/e3PBqk= | ||
| github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg= | ||
| github.com/rs/zerolog v1.33.0 h1:1cU2KZkvPxNyfgEmhHAz/1A9Bz+llsdYzklWFzgp0r8= | ||
| github.com/rs/zerolog v1.33.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss= | ||
| github.com/steadybit/extension-kit v1.8.23 h1:YyHCP1cfETOmOX8Bn21n+E910IhbjQZIWoV4Eu9Ks28= | ||
| github.com/steadybit/extension-kit v1.8.23/go.mod h1:qUiOw0OJUkyuz9hkLkGfksc09JRkSyrKEiiIiuVc3+o= | ||
| github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA= | ||
| github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= | ||
| github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k= | ||
| golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= | ||
| golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= | ||
| golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= | ||
| golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= | ||
| golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= | ||
| golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM= | ||
| golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= | ||
| golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= | ||
| golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= | ||
| golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= | ||
| golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= | ||
| golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= | ||
| golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= | ||
| golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU= | ||
| golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= | ||
| golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= | ||
| golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | ||
| golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= | ||
| golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= | ||
| golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= | ||
| golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk= | ||
| golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= | ||
| golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= | ||
| golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= | ||
| google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg= | ||
| google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw= | ||
| gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= | ||
| gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= | ||
| gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| /* | ||
| * Copyright 2025 steadybit GmbH. All rights reserved. | ||
| */ | ||
|
|
||
| package main | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| stomp "github.com/go-stomp/stomp/v3" | ||
| "github.com/prometheus/client_golang/prometheus/promhttp" | ||
| "github.com/rs/zerolog/log" | ||
| "github.com/steadybit/extension-kit/extlogging" | ||
| "net/http" | ||
| "os" | ||
| "time" | ||
| ) | ||
|
|
||
| func healthHandler(w http.ResponseWriter, r *http.Request) { | ||
| w.WriteHeader(http.StatusOK) | ||
| _, err := w.Write([]byte("OK")) | ||
| if err != nil { | ||
| http.Error(w, err.Error(), http.StatusInternalServerError) | ||
| return | ||
| } | ||
| } | ||
|
|
||
| func readinessHandler(w http.ResponseWriter, r *http.Request) { | ||
| w.WriteHeader(http.StatusOK) | ||
| _, err := w.Write([]byte("READY")) | ||
| if err != nil { | ||
| http.Error(w, err.Error(), http.StatusInternalServerError) | ||
| return | ||
| } | ||
| } | ||
|
|
||
| type OrderItem struct { | ||
| ProductID string `json:"productId"` | ||
| Quantity int `json:"quantity"` | ||
| Price float64 `json:"price"` | ||
| } | ||
| type Order struct { | ||
| ID string `json:"id"` | ||
| Submitted string `json:"submitted"` | ||
| Items []OrderItem `json:"items"` | ||
| } | ||
|
|
||
| func main() { | ||
| log.Info().Msg("Starting Order Application...") | ||
| extlogging.InitZeroLog() | ||
|
|
||
| // Retrieve ActiveMQ connection info from environment variables (or use defaults). | ||
| brokerAddr, found := os.LookupEnv("SPRING_ACTIVEMQ_BROKER_URL") | ||
| if !found { | ||
| brokerAddr, found = os.LookupEnv("spring.activemq.broker-url") | ||
| } | ||
| if !found { | ||
| brokerAddr = "localhost:61613" | ||
| } | ||
| user := os.Getenv("ACTIVEMQ_USER") | ||
| pass := os.Getenv("ACTIVEMQ_PASS") | ||
|
|
||
| // 1) Connect to ActiveMQ using STOMP. | ||
| var conn *stomp.Conn | ||
| var err error | ||
| if user == "" { | ||
| conn, err = stomp.Dial("tcp", brokerAddr, stomp.ConnOpt.HeartBeat(5*time.Second, 5*time.Second)) | ||
| } else { | ||
| conn, err = stomp.Dial("tcp", brokerAddr, stomp.ConnOpt.Login(user, pass), stomp.ConnOpt.HeartBeat(5*time.Second, 5*time.Second)) | ||
| } | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("Failed to connect to ActiveMQ") | ||
| } | ||
| defer func() { | ||
| if conn != nil { | ||
| _ = conn.Disconnect() | ||
| } | ||
| }() | ||
|
|
||
| // 2) Subscribe to the "order_created" queue. (Equivalent of @JmsListener in Java.) | ||
| if conn == nil { | ||
| log.Error().Msg("Connection to ActiveMQ is nil") | ||
| return | ||
| } | ||
| sub, err := conn.Subscribe("order_created", stomp.AckAuto) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("Failed to subscribe to queue") | ||
| } | ||
|
|
||
| // 3) Consume messages in a separate goroutine. | ||
| // Unmarshal into an Order object and log it. | ||
| go func() { | ||
| for { | ||
| msg := <-sub.C | ||
| if msg == nil { | ||
| continue | ||
| } | ||
| if msg.Err != nil { | ||
| log.Error().Err(msg.Err).Msg("Failed to receive message") | ||
| continue | ||
| } | ||
| if msg.Body == nil { | ||
| continue | ||
| } | ||
| var order Order | ||
| if err := json.Unmarshal(msg.Body, &order); err != nil { | ||
| log.Error().Err(err).Msg("Failed to unmarshal message") | ||
| continue | ||
| } | ||
|
|
||
| log.Info().Str("orderID", order.ID).Msg("Received order") | ||
| } | ||
| }() | ||
|
|
||
| http.Handle("/metrics", promhttp.Handler()) | ||
|
|
||
| // Setup HTTP server | ||
| http.HandleFunc("/actuator/health/liveness", healthHandler) // Liveness Probe | ||
| http.HandleFunc("/actuator/health/readiness", readinessHandler) // Readiness Probe | ||
| port := "8086" | ||
| println("Server running on port:", port) | ||
| if err := http.ListenAndServe(":"+port, nil); err != nil { | ||
| panic(err) | ||
| } | ||
| } |