diff --git a/src/api/api.go b/src/api/api.go index ad52335..8ca64fe 100644 --- a/src/api/api.go +++ b/src/api/api.go @@ -1,24 +1,72 @@ package api import ( + "context" + "errors" "fmt" "log" "net/http" + "os" + "os/signal" "hms_patient_mgmt_svc/db" + "hms_patient_mgmt_svc/metrics" "github.com/gin-gonic/gin" // "github.com/penglongli/gin-metrics/ginmetrics" "hms_patient_mgmt_svc/models" + + "go.opentelemetry.io/contrib/bridges/otelslog" + "go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin" + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/metric" + "go.opentelemetry.io/otel/trace" +) + +const appName = "hms-pm" + +var ( + tracer = otel.Tracer(appName) + meter = otel.Meter(appName) + logger = otelslog.NewLogger(appName) + // patientCountMetric metric.Int64Counter ) // func RunAppServer(appMonitor *ginmetrics.Monitor) *gin.Engine { -func RunAppServer() *gin.Engine { +func RunAppServer() { + // Handle SIGINT (CTRL + C) properly + ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt) + defer stop() + + // Setup Opentelemetry + otelShutdown, err := SetupOTelSDK(ctx) + if err != nil { + // return here + } + // Handle shutdown properly so that nothing leaks + defer func() { + err = errors.Join(err, otelShutdown(context.Background())) + }() + appRouter := gin.Default() + appRouter.Use(otelgin.Middleware("hms-pm-svc")) + + // initialize custom metrics + allMetrics := metrics.GetAllMetrics() // for service liveness check appRouter.GET("/pm/healthy", func(c *gin.Context) { + // fire off the tracer + ctx, span := tracer.Start(c.Request.Context(), "/pm/healthy", trace.WithAttributes(attribute.String("message", "OK!!"))) + defer span.End() + + // set log + logger.InfoContext(ctx, "service is healthy", "pm-logger", true) + + // no metrics + // send off the response c.JSON(http.StatusOK, gin.H{ "status": "healthy!", }) @@ -34,12 +82,24 @@ func RunAppServer() *gin.Engine { }) return } - // patientNum := len(result) + patientNum := len(result) + + // fire off the tracer + ctx, span := tracer.Start(c.Request.Context(), "/pm/patients") + defer span.End() + + // set log + logger.InfoContext(ctx, "patient count", "pm-logger", patientNum) + + // set metrics + patientCountAttr := attribute.Int("patient.total", patientNum) + span.SetAttributes(patientCountAttr) + allMetrics["PatientCountMetric"].Add(ctx, 1, metric.WithAttributes(patientCountAttr)) + // appMonitor.GetMetric("hms_patient_mgmt_patients_total").Add([]string{}, float64(patientNum)) c.JSON(http.StatusOK, gin.H{ "data": result, }) - return }) // patient lookup using phone number @@ -112,5 +172,11 @@ func RunAppServer() *gin.Engine { appRouter.Run() - return appRouter + // Wait for interruption. + select { + case <-ctx.Done(): + // Wait for first CTRL+C. + // Stop receiving signal notifications as soon as possible. + stop() + } } diff --git a/src/api/otel.go b/src/api/otel.go new file mode 100644 index 0000000..c740bf6 --- /dev/null +++ b/src/api/otel.go @@ -0,0 +1,121 @@ +package api + +import ( + "context" + "errors" + "time" + + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/exporters/stdout/stdoutlog" + "go.opentelemetry.io/otel/exporters/stdout/stdoutmetric" + "go.opentelemetry.io/otel/exporters/stdout/stdouttrace" + "go.opentelemetry.io/otel/log/global" + "go.opentelemetry.io/otel/propagation" + "go.opentelemetry.io/otel/sdk/log" + "go.opentelemetry.io/otel/sdk/metric" + "go.opentelemetry.io/otel/sdk/trace" +) + +// setupOTelSDK bootstraps the OpenTelemetry pipeline. +// If it does not return an error, make sure to call shutdown for proper cleanup. +func SetupOTelSDK(ctx context.Context) (shutdown func(context.Context) error, err error) { + var shutdownFuncs []func(context.Context) error + + // shutdown calls cleanup functions registered via shutdownFuncs. + // The errors from the calls are joined. + // Each registered cleanup will be invoked once. + shutdown = func(ctx context.Context) error { + var err error + for _, fn := range shutdownFuncs { + err = errors.Join(err, fn(ctx)) + } + shutdownFuncs = nil + return err + } + + // handleErr calls shutdown for cleanup and makes sure that all errors are returned. + handleErr := func(inErr error) { + err = errors.Join(inErr, shutdown(ctx)) + } + + // Set up propagator. + prop := newPropagator() + otel.SetTextMapPropagator(prop) + + // Set up trace provider. + tracerProvider, err := newTraceProvider() + if err != nil { + handleErr(err) + return + } + shutdownFuncs = append(shutdownFuncs, tracerProvider.Shutdown) + otel.SetTracerProvider(tracerProvider) + + // Set up meter provider. + meterProvider, err := newMeterProvider() + if err != nil { + handleErr(err) + return + } + shutdownFuncs = append(shutdownFuncs, meterProvider.Shutdown) + otel.SetMeterProvider(meterProvider) + + // Set up logger provider. + loggerProvider, err := newLoggerProvider() + if err != nil { + handleErr(err) + return + } + shutdownFuncs = append(shutdownFuncs, loggerProvider.Shutdown) + global.SetLoggerProvider(loggerProvider) + + return +} + +func newPropagator() propagation.TextMapPropagator { + return propagation.NewCompositeTextMapPropagator( + propagation.TraceContext{}, + propagation.Baggage{}, + ) +} + +func newTraceProvider() (*trace.TracerProvider, error) { + traceExporter, err := stdouttrace.New( + stdouttrace.WithPrettyPrint()) + if err != nil { + return nil, err + } + + traceProvider := trace.NewTracerProvider( + trace.WithBatcher(traceExporter, + // Default is 5s. Set to 1s for demonstrative purposes. + trace.WithBatchTimeout(time.Second)), + ) + return traceProvider, nil +} + +func newMeterProvider() (*metric.MeterProvider, error) { + metricExporter, err := stdoutmetric.New() + if err != nil { + return nil, err + } + + meterProvider := metric.NewMeterProvider( + metric.WithReader(metric.NewPeriodicReader(metricExporter, + // Default is 1m. Set to 3s for demonstrative purposes. + metric.WithInterval(3*time.Second))), + ) + return meterProvider, nil +} + +func newLoggerProvider() (*log.LoggerProvider, error) { + logExporter, err := stdoutlog.New() + if err != nil { + return nil, err + } + + loggerProvider := log.NewLoggerProvider( + log.WithProcessor(log.NewBatchProcessor(logExporter)), + ) + return loggerProvider, nil +} diff --git a/src/go.mod b/src/go.mod index 9b87bbd..aed4869 100644 --- a/src/go.mod +++ b/src/go.mod @@ -1,7 +1,9 @@ module hms_patient_mgmt_svc // go 1.22.0 -go 1.21.6 +go 1.22.0 + +toolchain go1.23.4 // toolchain go1.22.9 // toolchain go1.21.6 @@ -14,39 +16,54 @@ require ( ) require ( - github.com/bytedance/sonic v1.11.6 // indirect - github.com/bytedance/sonic/loader v0.1.1 // indirect + github.com/bytedance/sonic v1.12.5 // indirect + github.com/bytedance/sonic/loader v0.2.1 // indirect github.com/cloudwego/base64x v0.1.4 // indirect github.com/cloudwego/iasm v0.2.0 // indirect - github.com/gabriel-vasile/mimetype v1.4.3 // indirect + github.com/gabriel-vasile/mimetype v1.4.7 // indirect github.com/gin-contrib/sse v0.1.0 // indirect + github.com/go-logr/logr v1.4.2 // indirect + github.com/go-logr/stdr v1.2.2 // indirect github.com/go-playground/locales v0.14.1 // indirect github.com/go-playground/universal-translator v0.18.1 // indirect - github.com/go-playground/validator/v10 v10.20.0 // indirect - github.com/goccy/go-json v0.10.2 // indirect + github.com/go-playground/validator/v10 v10.23.0 // indirect + github.com/goccy/go-json v0.10.4 // indirect github.com/golang/snappy v0.0.4 // indirect github.com/json-iterator/go v1.1.12 // indirect github.com/klauspost/compress v1.13.6 // indirect - github.com/klauspost/cpuid/v2 v2.2.7 // indirect - github.com/kr/pretty v0.1.0 // indirect + github.com/klauspost/cpuid/v2 v2.2.9 // indirect + github.com/kr/pretty v0.3.1 // indirect github.com/leodido/go-urn v1.4.0 // indirect github.com/mattn/go-isatty v0.0.20 // indirect github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect github.com/modern-go/reflect2 v1.0.2 // indirect - github.com/pelletier/go-toml/v2 v2.2.2 // indirect + github.com/pelletier/go-toml/v2 v2.2.3 // indirect github.com/twitchyliquid64/golang-asm v0.15.1 // indirect github.com/ugorji/go/codec v1.2.12 // indirect github.com/xdg-go/pbkdf2 v1.0.0 // indirect github.com/xdg-go/scram v1.1.2 // indirect github.com/xdg-go/stringprep v1.0.4 // indirect github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78 // indirect - golang.org/x/arch v0.8.0 // indirect - golang.org/x/crypto v0.28.0 // indirect - golang.org/x/net v0.30.0 // indirect - golang.org/x/sync v0.8.0 // indirect - golang.org/x/sys v0.26.0 // indirect - golang.org/x/text v0.19.0 // indirect - google.golang.org/protobuf v1.34.1 // indirect - gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect + go.opentelemetry.io/auto/sdk v1.1.0 // indirect + go.opentelemetry.io/contrib/bridges/otelslog v0.8.0 // indirect + go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin v0.58.0 // indirect + go.opentelemetry.io/otel v1.33.0 // indirect + go.opentelemetry.io/otel/exporters/stdout/stdoutlog v0.9.0 // indirect + go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.33.0 // indirect + go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.33.0 // indirect + go.opentelemetry.io/otel/log v0.9.0 // indirect + go.opentelemetry.io/otel/metric v1.33.0 // indirect + go.opentelemetry.io/otel/sdk v1.33.0 // indirect + go.opentelemetry.io/otel/sdk/log v0.9.0 // indirect + go.opentelemetry.io/otel/sdk/metric v1.33.0 // indirect + go.opentelemetry.io/otel/trace v1.33.0 // indirect + golang.org/x/arch v0.12.0 // indirect + golang.org/x/crypto v0.31.0 // indirect + golang.org/x/net v0.32.0 // indirect + golang.org/x/sync v0.10.0 // indirect + golang.org/x/sys v0.28.0 // indirect + golang.org/x/text v0.21.0 // indirect + google.golang.org/protobuf v1.35.2 // indirect + gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect gopkg.in/yaml.v3 v3.0.1 // indirect ) diff --git a/src/go.sum b/src/go.sum index 7155378..a354635 100644 --- a/src/go.sum +++ b/src/go.sum @@ -1,20 +1,32 @@ github.com/bytedance/sonic v1.11.6 h1:oUp34TzMlL+OY1OUWxHqsdkgC/Zfc85zGqw9siXjrc0= github.com/bytedance/sonic v1.11.6/go.mod h1:LysEHSvpvDySVdC2f87zGWf6CIKJcAvqab1ZaiQtds4= +github.com/bytedance/sonic v1.12.5 h1:hoZxY8uW+mT+OpkcUWw4k0fDINtOcVavEsGfzwzFU/w= +github.com/bytedance/sonic v1.12.5/go.mod h1:B8Gt/XvtZ3Fqj+iSKMypzymZxw/FVwgIGKzMzT9r/rk= github.com/bytedance/sonic/loader v0.1.1 h1:c+e5Pt1k/cy5wMveRDyk2X4B9hF4g7an8N3zCYjJFNM= github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU= +github.com/bytedance/sonic/loader v0.2.1 h1:1GgorWTqf12TA8mma4DDSbaQigE2wOgQo7iCjjJv3+E= +github.com/bytedance/sonic/loader v0.2.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU= github.com/cloudwego/base64x v0.1.4 h1:jwCgWpFanWmN8xoIUHa2rtzmkd5J2plF/dnLS6Xd/0Y= github.com/cloudwego/base64x v0.1.4/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w= github.com/cloudwego/iasm v0.2.0 h1:1KNIy1I1H9hNNFEEH3DVnI4UujN+1zjpuk6gwHLTssg= github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY= +github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 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/gabriel-vasile/mimetype v1.4.3 h1:in2uUcidCuFcDKtdcBxlR0rJ1+fsokWf+uqxgUFjbI0= github.com/gabriel-vasile/mimetype v1.4.3/go.mod h1:d8uq/6HKRL6CGdk+aubisF/M5GcPfT7nKyLpA0lbSSk= +github.com/gabriel-vasile/mimetype v1.4.7 h1:SKFKl7kD0RiPdbht0s7hFtjl489WcQ1VyPW8ZzUMYCA= +github.com/gabriel-vasile/mimetype v1.4.7/go.mod h1:GDlAgAyIRT27BhFl53XNAFtfjzOkLaF35JdEG0P7LtU= github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE= github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI= github.com/gin-gonic/gin v1.10.0 h1:nTuyha1TYqgedzytsKYqna+DfLos46nTv2ygFy86HFU= github.com/gin-gonic/gin v1.10.0/go.mod h1:4PMNQiOhvDRa013RKVbsiNwoyezlm2rm0uX/T7kzp5Y= +github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= +github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY= +github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag= +github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE= github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s= github.com/go-playground/assert/v2 v2.2.0/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4= github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA= @@ -23,8 +35,12 @@ github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJn github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY= github.com/go-playground/validator/v10 v10.20.0 h1:K9ISHbSaI0lyB2eWMPJo+kOS/FBExVwjEviJTixqxL8= github.com/go-playground/validator/v10 v10.20.0/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM= +github.com/go-playground/validator/v10 v10.23.0 h1:/PwmTwZhS0dPkav3cdK9kV1FsAmrL8sThn8IHr/sO+o= +github.com/go-playground/validator/v10 v10.23.0/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM= github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU= github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= +github.com/goccy/go-json v0.10.4 h1:JSwxQzIqKfmFX1swYPpUThQZp/Ka4wzJdK0LWVytLPM= +github.com/goccy/go-json v0.10.4/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M= github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM= github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= @@ -32,6 +48,8 @@ github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeN github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0= github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= +github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0= +github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4= github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= github.com/klauspost/compress v1.13.6 h1:P76CopJELS0TiO2mebmnzgWaajssP/EszplttgQxcgc= @@ -39,12 +57,18 @@ github.com/klauspost/compress v1.13.6/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47e github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg= github.com/klauspost/cpuid/v2 v2.2.7 h1:ZWSB3igEs+d0qvnxR/ZBzXVmxkgt8DdzP6m9pfuVLDM= github.com/klauspost/cpuid/v2 v2.2.7/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws= +github.com/klauspost/cpuid/v2 v2.2.9 h1:66ze0taIn2H33fBvCkXuv9BmCwDfafmiIVpKV9kKGuY= +github.com/klauspost/cpuid/v2 v2.2.9/go.mod h1:rqkxqrZ1EhYM9G+hXH7YdowN5R5RGN6NK4QwQ3WMXF8= github.com/knz/go-libedit v1.10.1/go.mod h1:MZTVkCWyz0oBc7JOWP3wNAzd002ZbM/5hgShxwh4x8M= github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI= github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo= +github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= +github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk= github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE= github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= +github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= +github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ= github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI= github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY= @@ -56,8 +80,12 @@ github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9G github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM= github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs= +github.com/pelletier/go-toml/v2 v2.2.3 h1:YmeHyLY8mFWbdkNWwpr+qIL2bEqT0o95WSdkNHvL12M= +github.com/pelletier/go-toml/v2 v2.2.3/go.mod h1:MfCQTFTvCcUyyvvwm1+G6H/jORL20Xlb6rzQu9GuUkc= +github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA= 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/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs= github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw= github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo= @@ -70,6 +98,7 @@ github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo= github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg= github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= +github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA= github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI= github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08= github.com/ugorji/go/codec v1.2.12 h1:9LC83zGrHhuUA9l16C9AHXAqEV/2wBQ4nkvumAE65EE= @@ -87,23 +116,57 @@ go.mongodb.org/mongo-driver v1.17.1 h1:Wic5cJIwJgSpBhe3lx3+/RybR5PiYRMpVFgO7cOHy go.mongodb.org/mongo-driver v1.17.1/go.mod h1:wwWm/+BuOddhcq3n68LKRmgk2wXzmF6s0SFOa0GINL4= go.mongodb.org/mongo-driver/v2 v2.0.0-beta2 h1:PRtbRKwblE8ZfI8qOhofcjn9y8CmKZI7trS5vDMeJX0= go.mongodb.org/mongo-driver/v2 v2.0.0-beta2/go.mod h1:UGLb3ZgEzaY0cCbJpH9UFt9B6gEXiTPzsnJS38nBeoU= +go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA= +go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A= +go.opentelemetry.io/contrib/bridges/otelslog v0.8.0 h1:G3sKsNueSdxuACINFxKrQeimAIst0A5ytA2YJH+3e1c= +go.opentelemetry.io/contrib/bridges/otelslog v0.8.0/go.mod h1:ptJm3wizguEPurZgarDAwOeX7O0iMR7l+QvIVenhYdE= +go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin v0.58.0 h1:K7pPHT5U+XVWvgyBwplSBsqnICXolQMoGsc2uesQGRo= +go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin v0.58.0/go.mod h1:8XRCQqDzobPSy0HziNYjB7t+A3/dGNBoJ7lfi/11iA8= +go.opentelemetry.io/otel v1.33.0 h1:/FerN9bax5LoK51X/sI0SVYrjSE0/yUL7DpxW4K3FWw= +go.opentelemetry.io/otel v1.33.0/go.mod h1:SUUkR6csvUQl+yjReHu5uM3EtVV7MBm5FHKRlNx4I8I= +go.opentelemetry.io/otel/exporters/stdout/stdoutlog v0.9.0 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h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c= golang.org/x/net v0.30.0 h1:AcW1SDZMkb8IpzCdQUaIq2sP4sZ4zw+55h6ynffypl4= golang.org/x/net v0.30.0/go.mod h1:2wGyMJ5iFasEhkwi13ChkO/t1ECNC4X4eBKkVFyYFlU= +golang.org/x/net v0.32.0 h1:ZqPmj8Kzc+Y6e0+skZsuACbx+wzMgo5MQsJh9Qd6aYI= +golang.org/x/net v0.32.0/go.mod h1:CwU0IoeOlnQQWJ6ioyFrfRuomB8GKF6KbYXZVyeXNfs= golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ= golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= +golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ= +golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= @@ -113,6 +176,8 @@ golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo= golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= +golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA= +golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= @@ -121,15 +186,20 @@ golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ= golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ= golang.org/x/text v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM= golang.org/x/text v0.19.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY= +golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo= +golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ= 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 v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg= google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos= +google.golang.org/protobuf v1.35.2 h1:8Ar7bF+apOIoThw1EdZl0p1oWvMqTHmpA2fRTyZO8io= +google.golang.org/protobuf v1.35.2/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo= gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= diff --git a/src/main.go b/src/main.go index 6386307..f5224d7 100644 --- a/src/main.go +++ b/src/main.go @@ -4,6 +4,7 @@ import ( "hms_patient_mgmt_svc/api" // "hms_patient_mgmt_svc/metrics" // "github.com/penglongli/gin-metrics/ginmetrics" + // "github.com/joho/godotenv" ) func main() { diff --git a/src/metrics/metrics.go b/src/metrics/metrics.go index df85d81..7bf07a7 100644 --- a/src/metrics/metrics.go +++ b/src/metrics/metrics.go @@ -1,7 +1,32 @@ package metrics -func hello() { +import ( + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/metric" +) +const appName = "hms-pm" + +var meter = otel.Meter(appName) + +func patientCountMetric() (metric.Int64Counter, error) { + patientCnt, patientCntErr := meter.Int64Counter("patient.count", + metric.WithDescription("Total number of patients"), + ) + if patientCntErr != nil { + return nil, patientCntErr + } + return patientCnt, nil +} + +func GetAllMetrics() map[string]metric.Int64Counter { + allMetricsMap := make(map[string]metric.Int64Counter) + patientCountMetric, pcountMetricErr := patientCountMetric() + if pcountMetricErr != nil { + panic(pcountMetricErr) + } + allMetricsMap["PatientCountMetric"] = patientCountMetric + return allMetricsMap } // import (