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Add docker like koyeb compose functionality
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| name: test-compose-service | ||
| services: | ||
| compose-go-service: | ||
| git: | ||
| repository: github.com/koyeb/example-golang | ||
| branch: main | ||
| ports: | ||
| - port: 8000 | ||
| regions: ['par'] | ||
| scalings: | ||
| - scopes: ['region:par'] | ||
| min: 1 | ||
| max: 1 | ||
| instance_types: | ||
| - scopes: ['region:par'] | ||
| type: 'nano' | ||
| envs: | ||
| - scopes: ['region:par'] | ||
| key: 'PORT' | ||
| value: '8000' | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,221 @@ | ||
| package koyeb | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "os" | ||
| "slices" | ||
| "time" | ||
|
|
||
| "github.com/briandowns/spinner" | ||
| "github.com/ghodss/yaml" | ||
| "github.com/koyeb/koyeb-api-client-go/api/v1/koyeb" | ||
| "github.com/koyeb/koyeb-cli/pkg/koyeb/errors" | ||
| log "github.com/sirupsen/logrus" | ||
| "github.com/spf13/cobra" | ||
| ) | ||
|
|
||
| func NewComposeCmd() *cobra.Command { | ||
| return &cobra.Command{ | ||
| Use: "compose KOYEB_COMPOSE_FILE_PATH", | ||
| Short: "Create koyeb resources read from koyeb-compose.yaml file", | ||
| Example: ` | ||
| # Init koyeb-compose.yaml file | ||
| $> echo 'apps: | ||
| - name: example-app | ||
| services: | ||
| - name: example-service1 | ||
| image: nginx:latest | ||
| ports: | ||
| - 80:80 | ||
| - name: example-service2 | ||
| path: github.com/koyeb/golang-example-app | ||
| branch: main | ||
| ports: | ||
| - 8080:8080 | ||
| depends_on: | ||
| - example-service1' > koyeb-compose.yaml | ||
| # Apply compose file | ||
| $> koyeb compose koyeb-compose.yaml | ||
| `, | ||
| Args: cobra.ExactArgs(1), | ||
| RunE: WithCLIContext(func(ctx *CLIContext, cmd *cobra.Command, args []string) error { | ||
| composeFile, err := parseComposeFile(args[0]) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| // TODO (pawel) validate compose file | ||
| // TODO (pawel) better error handling and tips how to fix the errors | ||
|
|
||
| return NewKoyebComposeHandler().Compose(ctx, composeFile) | ||
| }), | ||
| } | ||
| } | ||
|
|
||
| func parseComposeFile(path string) (*KoyebCompose, error) { | ||
| data, err := os.ReadFile(path) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| var config *KoyebCompose | ||
| err = yaml.Unmarshal(data, &config) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return config, nil | ||
| } | ||
|
|
||
| type KoyebCompose struct { | ||
| koyeb.CreateApp `yaml:",inline"` | ||
| Services map[string]KoyebComposeService `yaml:"services"` | ||
| } | ||
|
|
||
| type KoyebComposeService struct { | ||
| koyeb.DeploymentDefinition `yaml:",inline"` | ||
| DependsOn []string `json:"depends_on"` | ||
| } | ||
|
|
||
| type KoyebComposeHandler struct{} | ||
|
|
||
| func NewKoyebComposeHandler() *KoyebComposeHandler { | ||
| return &KoyebComposeHandler{} | ||
| } | ||
|
|
||
| func (h *KoyebComposeHandler) Compose(ctx *CLIContext, koyebCompose *KoyebCompose) error { | ||
| appName := *koyebCompose.Name | ||
| appId, err := h.CreateAppIfNotExists(ctx, appName) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| for serviceName, serviceDetails := range koyebCompose.Services { | ||
| serviceDefinition := &serviceDetails.DeploymentDefinition | ||
| serviceDefinition.Name = koyeb.PtrString(serviceName) | ||
|
|
||
| deploymentId, err := h.UpdateService(ctx, appId, appName, serviceDefinition) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| err = h.MonitorService(ctx, deploymentId, serviceName) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (h *KoyebComposeHandler) isMonitoringEndState(status koyeb.DeploymentStatus) bool { | ||
| return slices.Contains([]koyeb.DeploymentStatus{ | ||
| koyeb.DEPLOYMENTSTATUS_HEALTHY, | ||
| koyeb.DEPLOYMENTSTATUS_DEGRADED, | ||
| koyeb.DEPLOYMENTSTATUS_UNHEALTHY, | ||
| koyeb.DEPLOYMENTSTATUS_CANCELED, | ||
| koyeb.DEPLOYMENTSTATUS_STOPPED, | ||
| koyeb.DEPLOYMENTSTATUS_ERROR, | ||
| }, status) | ||
| } | ||
|
|
||
| func (h *KoyebComposeHandler) MonitorService(ctx *CLIContext, deploymentId, serviceName string) error { | ||
| s := spinner.New(spinner.CharSets[21], 100*time.Millisecond, spinner.WithColor("green")) | ||
| s.Start() | ||
| defer s.Stop() | ||
|
|
||
| previousStatus := koyeb.DeploymentStatus("") | ||
| // it's dumb as it's busy waiting but for now we don't support streaming events | ||
| for { | ||
| resDeployment, resp, err := ctx.Client.DeploymentsApi.GetDeployment(ctx.Context, deploymentId).Execute() | ||
| if err != nil { | ||
| return errors.NewCLIErrorFromAPIError( | ||
| "Error while fetching deployment status", | ||
| err, | ||
| resp, | ||
| ) | ||
| } | ||
|
|
||
| currentStatus := resDeployment.Deployment.GetStatus() | ||
| if previousStatus != currentStatus { | ||
| previousStatus = currentStatus | ||
| s.Suffix = fmt.Sprintf(" Deploying service %s: %s", serviceName, currentStatus) | ||
| } | ||
|
|
||
| if h.isMonitoringEndState(currentStatus) { | ||
| break | ||
| } | ||
|
|
||
| time.Sleep(5 * time.Second) | ||
| } | ||
|
|
||
| if previousStatus == koyeb.DEPLOYMENTSTATUS_HEALTHY { | ||
| log.Infof("\nSucccessfully deployed %v ✅", serviceName) | ||
| } else { | ||
| log.Errorf("\nFailed to deploy %v deployment status: %v ❌", serviceName, previousStatus) | ||
| return fmt.Errorf("failed to deploy %v", serviceName) | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| // Creates app if not exists and returns app id and error if any | ||
| func (h *KoyebComposeHandler) CreateAppIfNotExists(ctx *CLIContext, appName string) (string, error) { | ||
| appId, err := NewAppHandler().ResolveAppArgs(ctx, appName) | ||
| if err == nil { | ||
| return appId, nil | ||
| } | ||
|
|
||
| // if we fail to fetch the app id then failover to app creation | ||
| createApp := koyeb.CreateApp{Name: &appName} | ||
| resApp, resp, err := ctx.Client.AppsApi.CreateApp(ctx.Context).App(createApp).Execute() | ||
| if err != nil { | ||
| return "", errors.NewCLIErrorFromAPIError( | ||
| fmt.Sprintf("Error while creating the application `%s`", appName), | ||
| err, | ||
| resp, | ||
| ) | ||
| } | ||
|
|
||
| return resApp.App.GetId(), nil | ||
| } | ||
|
|
||
| // Updates service or creates one if not exists | ||
| // returns deployment id | ||
| func (h *KoyebComposeHandler) UpdateService(ctx *CLIContext, appId, appName string, deploymentDefinition *koyeb.DeploymentDefinition) (string, error) { | ||
| fullServiceName := fmt.Sprintf("%s/%s", appName, *deploymentDefinition.Name) | ||
| serviceId, err := NewServiceHandler().ResolveServiceArgs(ctx, fullServiceName) | ||
| if err != nil { | ||
| // if we fail to fetch the service id then failover to service creation | ||
| createService := &koyeb.CreateService{ | ||
| AppId: &appId, | ||
| Definition: deploymentDefinition, | ||
| } | ||
|
|
||
| resService, resp, err := ctx.Client.ServicesApi.CreateService(ctx.Context).Service(*createService).Execute() | ||
| if err != nil { | ||
| return "", errors.NewCLIErrorFromAPIError( | ||
| "Error while creating the service", | ||
| err, | ||
| resp, | ||
| ) | ||
| } | ||
|
|
||
| return *resService.Service.LatestDeploymentId, nil | ||
| } | ||
|
|
||
| updateService := &koyeb.UpdateService{ | ||
| Definition: deploymentDefinition, | ||
| } | ||
| resService, resp, err := ctx.Client.ServicesApi.UpdateService(ctx.Context, serviceId).Service(*updateService).Execute() | ||
| if err != nil { | ||
| return "", errors.NewCLIErrorFromAPIError( | ||
| "Error while creating the service", | ||
| err, | ||
| resp, | ||
| ) | ||
| } | ||
|
|
||
| return *resService.Service.LatestDeploymentId, nil | ||
| } |
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