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Generic execution space provider for ETOS API
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,147 @@ | ||
| // Copyright Axis Communications AB. | ||
| // | ||
| // For a full list of individual contributors, please see the commit history. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "net/http" | ||
| "os" | ||
| "os/signal" | ||
| "runtime/debug" | ||
| "syscall" | ||
|
|
||
| config "github.com/eiffel-community/etos-api/internal/configs/executionspace" | ||
| "github.com/eiffel-community/etos-api/internal/executionspace/etcd" | ||
| "github.com/eiffel-community/etos-api/internal/executionspace/provider" | ||
| "github.com/eiffel-community/etos-api/internal/logging" | ||
| "github.com/eiffel-community/etos-api/internal/server" | ||
| "github.com/eiffel-community/etos-api/pkg/application" | ||
| "github.com/sirupsen/logrus" | ||
| "github.com/snowzach/rotatefilehook" | ||
| "github.com/eiffel-community/etos-api/internal/executionspace/logging/rabbitmqhook" | ||
| "github.com/eiffel-community/etos-api/internal/executionspace/rabbitmq" | ||
| providerservice "github.com/eiffel-community/etos-api/pkg/executionspace/v1alpha" | ||
| "go.elastic.co/ecslogrus" | ||
| ) | ||
|
|
||
| // main sets up logging and starts up the webservice. | ||
| func main() { | ||
| cfg := config.Get() | ||
| ctx := context.Background() | ||
|
|
||
| var hooks []logrus.Hook | ||
| if publisher := remoteLogging(cfg); publisher != nil { | ||
| defer publisher.Close() | ||
| hooks = append(hooks, rabbitmqhook.NewRabbitMQHook(publisher)) | ||
| } | ||
| if fileHook := fileLogging(cfg); fileHook != nil { | ||
| hooks = append(hooks, fileHook) | ||
| } | ||
|
|
||
| logger, err := logging.Setup(cfg.LogLevel(), hooks) | ||
| if err != nil { | ||
| logrus.Fatal(err.Error()) | ||
| } | ||
|
|
||
| hostname, err := os.Hostname() | ||
| if err != nil { | ||
| logrus.Fatal(err.Error()) | ||
| } | ||
| log := logger.WithFields(logrus.Fields{ | ||
| "hostname": hostname, | ||
| "application": "ETOS Execution Space Provider Kubernetes", | ||
| "version": vcsRevision(), | ||
| "name": "ETOS Execution Space Provider", | ||
| "user_log": false, | ||
| }) | ||
|
|
||
| log.Info("Loading v1alpha routes") | ||
| provider := provider.Kubernetes{}.New(etcd.New(cfg), cfg) | ||
| providerServiceApp := providerservice.New(cfg, log, provider, ctx) | ||
| defer providerServiceApp.Close() | ||
| handler := application.New(providerServiceApp) | ||
|
|
||
| srv := server.NewWebService(cfg, log, handler) | ||
|
|
||
| done := make(chan os.Signal, 1) | ||
| signal.Notify(done, syscall.SIGINT, syscall.SIGTERM) | ||
|
|
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| go func() { | ||
| if err := srv.Start(); err != nil && err != http.ErrServerClosed { | ||
| log.Errorf("WebService shutdown: %+v", err) | ||
| } | ||
| }() | ||
|
|
||
| sig := <-done | ||
| log.Infof("%s received", sig.String()) | ||
|
|
||
| ctx, cancel := context.WithTimeout(ctx, cfg.Timeout()) | ||
| defer cancel() | ||
|
|
||
| if err := srv.Close(ctx); err != nil { | ||
| log.Errorf("WebService shutdown failed: %+v", err) | ||
| } | ||
| log.Info("Wait for checkout, flash and checkin jobs to complete") | ||
| } | ||
|
|
||
| // fileLogging adds a hook into a slice of hooks, if the filepath configuration is set | ||
| func fileLogging(cfg config.Config) logrus.Hook { | ||
| if filePath := cfg.LogFilePath(); filePath != "" { | ||
| // TODO: Make these parameters configurable. | ||
| // NewRotateFileHook cannot return an error which is why it's set to '_'. | ||
| rotateFileHook, _ := rotatefilehook.NewRotateFileHook(rotatefilehook.RotateFileConfig{ | ||
| Filename: filePath, | ||
| MaxSize: 10, // megabytes | ||
| MaxBackups: 3, | ||
| MaxAge: 0, // days | ||
| Level: logrus.DebugLevel, | ||
| Formatter: &ecslogrus.Formatter{ | ||
| DataKey: "labels", | ||
| }, | ||
| }) | ||
| return rotateFileHook | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| // remoteLogging starts a new rabbitmq publisher if the rabbitmq parameters are set | ||
| // Warning: Must call publisher.Close() on the publisher returned from this function | ||
| func remoteLogging(cfg config.Config) *rabbitmq.Publisher { | ||
| if cfg.RabbitMQHookUrl() != "" { | ||
| if cfg.RabbitMQHookExchangeName() == "" { | ||
| panic("-rabbitmq_hook_exchange (env:ETOS_RABBITMQ_EXCHANGE) must be set when using -rabbitmq_hook_url (env:ETOS_RABBITMQ_URL)") | ||
| } | ||
| publisher := rabbitmq.NewPublisher(rabbitmq.PublisherConfig{ | ||
| URL: cfg.RabbitMQHookUrl(), | ||
| ExchangeName: cfg.RabbitMQHookExchangeName(), | ||
| }) | ||
| return publisher | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func vcsRevision() string { | ||
| buildInfo, ok := debug.ReadBuildInfo() | ||
| if !ok { | ||
| return "(unknown)" | ||
| } | ||
| for _, val := range buildInfo.Settings { | ||
| if val.Key == "vcs.revision" { | ||
| return val.Value | ||
| } | ||
| } | ||
| return "(unknown)" | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| FROM golang:1.22-alpine AS build | ||
| WORKDIR /tmp/executionspace | ||
| COPY . . | ||
| RUN apk add --no-cache make=4.4.1-r2 git=2.45.2-r0 && make executionspace | ||
|
|
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| FROM alpine:3.17.3 | ||
| ARG TZ | ||
| ENV TZ=$TZ | ||
|
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| LABEL org.opencontainers.image.source=https://github.com/eiffel-community/etos-api | ||
| LABEL org.opencontainers.image.authors=etos-maintainers@googlegroups.com | ||
| LABEL org.opencontainers.image.licenses=Apache-2.0 | ||
|
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| RUN apk add --no-cache tzdata=2024a-r0 | ||
| ENTRYPOINT ["/app/executionspace"] | ||
|
|
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| COPY --from=build /tmp/executionspace/bin/executionspace /app/executionspace |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| FROM golang:1.22 | ||
| WORKDIR /app | ||
|
|
||
| COPY ./go.mod ./go.sum ./ | ||
| RUN go mod tidy | ||
| COPY . . | ||
| RUN git config --global --add safe.directory /app | ||
| EXPOSE 8080 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| version: "3.7" | ||
| services: | ||
| etos-executionspace: | ||
| build: | ||
| context: . | ||
| dockerfile: ./deploy/etos-executionspace/Dockerfile.dev | ||
| args: | ||
| http_proxy: "${http_proxy}" | ||
| https_proxy: "${https_proxy}" | ||
| volumes: | ||
| - ./:/app | ||
| ports: | ||
| - 8080:8080 | ||
| env_file: | ||
| - ./configs/development.env | ||
| entrypoint: ["/app/bin/executionspace"] |
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