From a0f112506f3624f7278a9c5325f6a13b5217a8e2 Mon Sep 17 00:00:00 2001 From: Maksim Syomochkin Date: Mon, 24 Nov 2025 11:37:32 +0300 Subject: [PATCH] add tracing --- cmd/observ.go | 26 +++++++++- cmd/otel.go | 55 ++++++++++++++++++++++ deployment/compose.yml | 24 ++++++++++ deployment/grafana/datasource.yml | 5 +- deployment/otel/otel-collector-config.yaml | 19 ++++++++ go.mod | 18 +++++++ go.sum | 47 +++++++++++++++++- 7 files changed, 190 insertions(+), 4 deletions(-) create mode 100644 cmd/otel.go create mode 100644 deployment/otel/otel-collector-config.yaml diff --git a/cmd/observ.go b/cmd/observ.go index b41faf9..3cd9c24 100644 --- a/cmd/observ.go +++ b/cmd/observ.go @@ -9,6 +9,7 @@ import ( "github.com/go-chi/chi/middleware" "github.com/go-chi/chi/v5" "github.com/juju/zaputil/zapctx" + "go.opentelemetry.io/otel" "go.uber.org/zap" "moul.io/chizap" @@ -17,17 +18,38 @@ import ( "github.com/prometheus/client_golang/prometheus/promhttp" ) +const ( + TRACER_NAME = "go_test" +) + +var tracer = otel.Tracer(TRACER_NAME) + func someFunc(ctx context.Context) { + _, span := tracer.Start(ctx, "someFunc") + defer span.End() + logger := zapctx.Logger(ctx) time.Sleep(1 * time.Second) logger.Info("Hi from SomeFunc") } func main() { + ctx := context.Background() logger, err := logger.GetLogger(false) if err != nil { panic(err) } + + shutdown, err := InstallExportPipeline() + if err != nil { + logger.Fatal(err.Error()) + } + defer func() { + if err := shutdown(ctx); err != nil { + logger.Fatal(err.Error()) + } + }() + r := chi.NewRouter() logger = logger.With(zap.Any("someKey", "someValue")) @@ -43,8 +65,10 @@ func main() { }) r.Get("/", func(w http.ResponseWriter, r *http.Request) { + ctxLocal, span := tracer.Start(r.Context(), "main") + defer span.End() counter.Inc() - ctx := zapctx.WithLogger(r.Context(), logger) + ctx := zapctx.WithLogger(ctxLocal, logger) someFunc(ctx) _, err := w.Write([]byte("welcome")) if err != nil { diff --git a/cmd/otel.go b/cmd/otel.go new file mode 100644 index 0000000..e9428c3 --- /dev/null +++ b/cmd/otel.go @@ -0,0 +1,55 @@ +package main + +import ( + "context" + "fmt" + "log" + "time" + + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/exporters/otlp/otlptrace" + "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc" + "go.opentelemetry.io/otel/propagation" + "go.opentelemetry.io/otel/sdk/resource" + sdktrace "go.opentelemetry.io/otel/sdk/trace" + semconv "go.opentelemetry.io/otel/semconv/v1.4.0" +) + +func InstallExportPipeline() (func(context.Context) error, error) { + traceClient := otlptracegrpc.NewClient( + otlptracegrpc.WithInsecure(), + otlptracegrpc.WithEndpoint("127.0.0.1:4317"), + ) + sctx, cancel := context.WithTimeout(context.Background(), time.Second) + defer cancel() + + traceExp, err := otlptrace.New(sctx, traceClient) + if err != nil { + log.Fatal(err) + } + if err != nil { + return nil, fmt.Errorf("creating stdout exporter: %w", err) + } + + res, err := resource.New(context.Background(), + resource.WithFromEnv(), + resource.WithProcess(), + resource.WithTelemetrySDK(), + resource.WithHost(), + resource.WithAttributes( + semconv.ServiceNameKey.String("go_test"), + ), + ) + if err != nil { + log.Fatal(err) + } + + tracerProvider := sdktrace.NewTracerProvider( + sdktrace.WithBatcher(traceExp), + sdktrace.WithResource(res), + ) + otel.SetTracerProvider(tracerProvider) + otel.SetTextMapPropagator(propagation.TraceContext{}) + + return tracerProvider.Shutdown, nil +} diff --git a/deployment/compose.yml b/deployment/compose.yml index 8b12f1c..6d23a26 100644 --- a/deployment/compose.yml +++ b/deployment/compose.yml @@ -10,6 +10,7 @@ services: volumes: - ./prometheus:/etc/prometheus - prom_data:/prometheus + grafana: image: grafana/grafana container_name: grafana @@ -21,5 +22,28 @@ services: - GF_SECURITY_ADMIN_PASSWORD=grafana volumes: - ./grafana:/etc/grafana/provisioning/datasources + + otel-collector: + image: otel/opentelemetry-collector:latest + container_name: otel-collector + command: ["--config=/etc/otel-collector-config.yaml"] + volumes: + - ./otel/otel-collector-config.yaml:/etc/otel-collector-config.yaml + ports: + - "4317:4317" # OTLP gRPC receiver + depends_on: + - jaeger + + jaeger: + image: jaegertracing/all-in-one:latest + container_name: jaeger + environment: + - COLLECTOR_OTLP_ENABLED=true + - COLLECTOR_OTLP_GRPC_HOST-PORT=:4317 + - COLLECTOR_OTLP_GRPC_HOST_PORT=:4317 + ports: + - "16686:16686" + # - "4317:4317" + volumes: prom_data: \ No newline at end of file diff --git a/deployment/grafana/datasource.yml b/deployment/grafana/datasource.yml index 4431f20..99d5aaa 100644 --- a/deployment/grafana/datasource.yml +++ b/deployment/grafana/datasource.yml @@ -6,4 +6,7 @@ datasources: url: http://prometheus:9090 isDefault: true access: proxy - editable: true \ No newline at end of file + editable: true +- name: Jaeger + type: jaeger + url: http://jaeger:16686 \ No newline at end of file diff --git a/deployment/otel/otel-collector-config.yaml b/deployment/otel/otel-collector-config.yaml new file mode 100644 index 0000000..976655a --- /dev/null +++ b/deployment/otel/otel-collector-config.yaml @@ -0,0 +1,19 @@ +receivers: + otlp: + protocols: + grpc: + endpoint: 0.0.0.0:4317 +processors: +exporters: + otlp: + endpoint: "http://jaeger:4317" + tls: + insecure: true + debug: + verbosity: detailed +service: + pipelines: + traces: + receivers: [otlp] + processors: [] + exporters: [otlp] diff --git a/go.mod b/go.mod index 8d0dba4..33f8a81 100644 --- a/go.mod +++ b/go.mod @@ -7,19 +7,37 @@ require ( github.com/go-chi/chi/v5 v5.2.3 github.com/juju/zaputil v0.0.0-20190326175239-ef53049637ac github.com/prometheus/client_golang v1.23.2 + go.opentelemetry.io/otel v1.38.0 + go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.38.0 + go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.38.0 + go.opentelemetry.io/otel/sdk v1.38.0 go.uber.org/zap v1.27.1 moul.io/chizap v1.0.3 ) require ( github.com/beorn7/perks v1.0.1 // indirect + github.com/cenkalti/backoff/v5 v5.0.3 // indirect github.com/cespare/xxhash/v2 v2.3.0 // indirect + github.com/go-logr/logr v1.4.3 // indirect + github.com/go-logr/stdr v1.2.2 // indirect + github.com/google/uuid v1.6.0 // indirect + github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.2 // indirect github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect github.com/prometheus/client_model v0.6.2 // indirect github.com/prometheus/common v0.66.1 // indirect github.com/prometheus/procfs v0.16.1 // indirect + go.opentelemetry.io/auto/sdk v1.1.0 // indirect + go.opentelemetry.io/otel/metric v1.38.0 // indirect + go.opentelemetry.io/otel/trace v1.38.0 // indirect + go.opentelemetry.io/proto/otlp v1.7.1 // indirect go.uber.org/multierr v1.10.0 // indirect go.yaml.in/yaml/v2 v2.4.2 // indirect + golang.org/x/net v0.43.0 // indirect golang.org/x/sys v0.35.0 // indirect + golang.org/x/text v0.28.0 // indirect + google.golang.org/genproto/googleapis/api v0.0.0-20250825161204-c5933d9347a5 // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20250825161204-c5933d9347a5 // indirect + google.golang.org/grpc v1.75.0 // indirect google.golang.org/protobuf v1.36.8 // indirect ) diff --git a/go.sum b/go.sum index 8e311c5..fbea0c5 100644 --- a/go.sum +++ b/go.sum @@ -1,6 +1,8 @@ github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA= 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/cenkalti/backoff/v5 v5.0.3 h1:ZN+IMa753KfX5hd8vVaMixjnqRZ3y8CuJKRKj1xcsSM= +github.com/cenkalti/backoff/v5 v5.0.3/go.mod h1:rkhZdG3JZukswDf7f0cwqPNk4K0sa+F97BxZthm/crw= 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/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= @@ -14,9 +16,20 @@ github.com/go-chi/chi v1.5.5 h1:vOB/HbEMt9QqBqErz07QehcOKHaWFtuj87tTDVz2qXE= github.com/go-chi/chi v1.5.5/go.mod h1:C9JqLr3tIYjDOZpzn+BCuxY8z8vmca43EeMgyZt7irw= github.com/go-chi/chi/v5 v5.2.3 h1:WQIt9uxdsAbgIYgid+BpYc+liqQZGMHRaUwp0JUcvdE= github.com/go-chi/chi/v5 v5.2.3/go.mod h1:L2yAIGWB3H+phAw1NxKwWM+7eUH/lU8pOMm5hHcoops= +github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= +github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI= +github.com/go-logr/logr v1.4.3/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/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= +github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps= github.com/google/go-cmp v0.2.1-0.20190312032427-6f77996f0c42/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8= github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU= +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/grpc-ecosystem/grpc-gateway/v2 v2.27.2 h1:8Tjv8EJ+pM1xP8mK6egEbD1OgnVTyacbefKhmbLhIhU= +github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.2/go.mod h1:pkJQ2tZHJ0aFOVEEot6oZmaVEZcRme73eIFmhiVuRWs= github.com/juju/loggo v0.0.0-20190212223446-d976af380377/go.mod h1:vgyd7OREkbtVEN/8IXZe5Ooef3LQePvuBm9UWj6ZL8U= github.com/juju/zaputil v0.0.0-20190326175239-ef53049637ac h1:mIYfqlPcFmuFpKMMMmq+pu7okWEWShiyW2w6/+2qDaY= github.com/juju/zaputil v0.0.0-20190326175239-ef53049637ac/go.mod h1:yGXwCw1C3O7X2kkzB5gky65S4I5a0h4Ylic4xVo5D78= @@ -47,8 +60,8 @@ github.com/prometheus/common v0.66.1 h1:h5E0h5/Y8niHc5DlaLlWLArTQI7tMrsfQjHV+d9Z github.com/prometheus/common v0.66.1/go.mod h1:gcaUsgf3KfRSwHY4dIMXLPV0K/Wg1oZ8+SbZk/HH/dA= github.com/prometheus/procfs v0.16.1 h1:hZ15bTNuirocR6u0JZ6BAHHmwS1p8B4P6MRqxtzMyRg= github.com/prometheus/procfs v0.16.1/go.mod h1:teAbpZRB1iIAJYREa1LsoWUXykVXA1KlTmWl8x/U+Is= -github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ= -github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog= +github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII= +github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o= github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo= github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= @@ -59,6 +72,24 @@ github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD github.com/tailscale/depaware v0.0.0-20210622194025-720c4b409502/go.mod h1:p9lPsd+cx33L3H9nNoecRRxPssFKUwwI50I3pZ0yT+8= github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k= +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/otel v1.38.0 h1:RkfdswUDRimDg0m2Az18RKOsnI8UDzppJAtj01/Ymk8= +go.opentelemetry.io/otel v1.38.0/go.mod h1:zcmtmQ1+YmQM9wrNsTGV/q/uyusom3P8RxwExxkZhjM= +go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.38.0 h1:GqRJVj7UmLjCVyVJ3ZFLdPRmhDUp2zFmQe3RHIOsw24= +go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.38.0/go.mod h1:ri3aaHSmCTVYu2AWv44YMauwAQc0aqI9gHKIcSbI1pU= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.38.0 h1:lwI4Dc5leUqENgGuQImwLo4WnuXFPetmPpkLi2IrX54= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.38.0/go.mod h1:Kz/oCE7z5wuyhPxsXDuaPteSWqjSBD5YaSdbxZYGbGk= +go.opentelemetry.io/otel/metric v1.38.0 h1:Kl6lzIYGAh5M159u9NgiRkmoMKjvbsKtYRwgfrA6WpA= +go.opentelemetry.io/otel/metric v1.38.0/go.mod h1:kB5n/QoRM8YwmUahxvI3bO34eVtQf2i4utNVLr9gEmI= +go.opentelemetry.io/otel/sdk v1.38.0 h1:l48sr5YbNf2hpCUj/FoGhW9yDkl+Ma+LrVl8qaM5b+E= +go.opentelemetry.io/otel/sdk v1.38.0/go.mod h1:ghmNdGlVemJI3+ZB5iDEuk4bWA3GkTpW+DOoZMYBVVg= +go.opentelemetry.io/otel/sdk/metric v1.38.0 h1:aSH66iL0aZqo//xXzQLYozmWrXxyFkBJ6qT5wthqPoM= +go.opentelemetry.io/otel/sdk/metric v1.38.0/go.mod h1:dg9PBnW9XdQ1Hd6ZnRz689CbtrUp0wMMs9iPcgT9EZA= +go.opentelemetry.io/otel/trace v1.38.0 h1:Fxk5bKrDZJUH+AMyyIXGcFAPah0oRcT+LuNtJrmcNLE= +go.opentelemetry.io/otel/trace v1.38.0/go.mod h1:j1P9ivuFsTceSWe1oY+EeW3sc+Pp42sO++GHkg4wwhs= +go.opentelemetry.io/proto/otlp v1.7.1 h1:gTOMpGDb0WTBOP8JaO72iL3auEZhVmAQg4ipjOVAtj4= +go.opentelemetry.io/proto/otlp v1.7.1/go.mod h1:b2rVh6rfI/s2pHWNlB7ILJcRALpcNDzKhACevjI+ZnE= go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE= go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc= go.uber.org/atomic v1.8.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc= @@ -88,6 +119,8 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM= +golang.org/x/net v0.43.0 h1:lat02VYK2j4aLzMzecihNvTlJNQUq316m2Mr9rnM6YE= +golang.org/x/net v0.43.0/go.mod h1:vhO1fvI4dGsIjh73sWfUVjj3N7CA9WkKJNQm2svM6Jg= golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= @@ -102,6 +135,8 @@ golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k= 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/text v0.28.0 h1:rhazDwis8INMIwQ4tpjLDzUhx6RlXqZNPEM0huQojng= +golang.org/x/text v0.28.0/go.mod h1:U8nCwOR8jO/marOQ0QbDiOngZVEBB7MAiitBuMjXiNU= golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs= golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= @@ -110,6 +145,14 @@ golang.org/x/tools v0.1.5/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= +gonum.org/v1/gonum v0.16.0 h1:5+ul4Swaf3ESvrOnidPp4GZbzf0mxVQpDCYUQE7OJfk= +gonum.org/v1/gonum v0.16.0/go.mod h1:fef3am4MQ93R2HHpKnLk4/Tbh/s0+wqD5nfa6Pnwy4E= +google.golang.org/genproto/googleapis/api v0.0.0-20250825161204-c5933d9347a5 h1:BIRfGDEjiHRrk0QKZe3Xv2ieMhtgRGeLcZQ0mIVn4EY= 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