feat: add up/down commands (#36)

Signed-off-by: Ales Verbic <[email protected]>

cmd/cardano-up/down.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"fmt"
+	"log/slog"
+	"os"
+
+	"github.com/blinklabs-io/cardano-up/pkgmgr"
+	"github.com/spf13/cobra"
+)
+
+func downCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "down",
+		Short: "Stops all Docker containers",
+		Long:  `Stops all running Docker containers for installed packages in the current context.`,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			pm, err := pkgmgr.NewDefaultPackageManager()
+			if err != nil {
+				slog.Error(fmt.Sprintf("failed to create package manager: %s", err))
+				os.Exit(1)
+			}
+			if err := pm.Down(); err != nil {
+				slog.Error(err.Error())
+				os.Exit(1)
+			}
+			return nil
+		},
+	}
+	return cmd
+}

cmd/cardano-up/main.go

@@ -70,6 +70,8 @@ func main() {
 		infoCommand(),
 		installCommand(),
 		uninstallCommand(),
+		upCommand(),
+		downCommand(),
 	)
 
 	if err := rootCmd.Execute(); err != nil {

cmd/cardano-up/up.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"fmt"
+	"log/slog"
+	"os"
+
+	"github.com/blinklabs-io/cardano-up/pkgmgr"
+	"github.com/spf13/cobra"
+)
+
+func upCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "up",
+		Short: "Starts all Docker containers",
+		Long:  `Starts all stopped Docker containers for installed packages in the current context.`,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			pm, err := pkgmgr.NewDefaultPackageManager()
+			if err != nil {
+				slog.Error(fmt.Sprintf("failed to create package manager: %s", err))
+				os.Exit(1)
+			}
+			if err := pm.Up(); err != nil {
+				slog.Error(err.Error())
+				os.Exit(1)
+			}
+			return nil
+		},
+	}
+	return cmd
+}

pkgmgr/package.go

@@ -17,8 +17,10 @@ package pkgmgr
 import (
 	"fmt"
 	"io/fs"
+	"log/slog"
 	"os"
 	"path/filepath"
+	"strings"
 )
 
 type Package struct {
@@ -115,6 +117,60 @@ func (p Package) uninstall(cfg Config, context string) error {
 	return nil
 }
 
+func (p Package) startService(cfg Config, context string) error {
+	pkgName := fmt.Sprintf("%s-%s-%s", p.Name, p.Version, context)
+
+	var startErrors []string
+	for _, step := range p.InstallSteps {
+		if step.Docker != nil {
+			dockerService, err := NewDockerServiceFromContainerName(fmt.Sprintf("%s-%s", pkgName, step.Docker.ContainerName), cfg.Logger)
+			if err != nil {
+				startErrors = append(startErrors, fmt.Sprintf("error initializing Docker service for container %s: %v", dockerService.ContainerName, err))
+				continue
+			}
+			// Start the Docker container if it's not running
+			slog.Info(fmt.Sprintf("Starting Docker container %s", dockerService.ContainerName))
+			if err := dockerService.Start(); err != nil {
+				startErrors = append(startErrors, fmt.Sprintf("failed to start Docker container %s: %v", dockerService.ContainerName, err))
+			}
+		}
+	}
+
+	if len(startErrors) > 0 {
+		slog.Error(strings.Join(startErrors, "\n"))
+		return ErrOperationFailed
+	}
+
+	return nil
+}
+
+func (p Package) stopService(cfg Config, context string) error {
+	pkgName := fmt.Sprintf("%s-%s-%s", p.Name, p.Version, context)
+
+	var stopErrors []string
+	for _, step := range p.InstallSteps {
+		if step.Docker != nil {
+			dockerService, err := NewDockerServiceFromContainerName(fmt.Sprintf("%s-%s", pkgName, step.Docker.ContainerName), cfg.Logger)
+			if err != nil {
+				stopErrors = append(stopErrors, fmt.Sprintf("error initializing Docker service for container %s: %v", dockerService.ContainerName, err))
+				continue
+			}
+			// Stop the Docker container
+			slog.Info(fmt.Sprintf("Stopping container %s", dockerService.ContainerName))
+			if err := dockerService.Stop(); err != nil {
+				stopErrors = append(stopErrors, fmt.Sprintf("failed to stop Docker container %s: %v", dockerService.ContainerName, err))
+			}
+		}
+	}
+
+	if len(stopErrors) > 0 {
+		slog.Error(strings.Join(stopErrors, "\n"))
+		return ErrOperationFailed
+	}
+
+	return nil
+}
+
 type PackageInstallStep struct {
 	Docker *PackageInstallStepDocker `yaml:"docker,omitempty"`
 	File   *PackageInstallStepFile   `yaml:"file,omitempty"`

pkgmgr/pkgmgr.go

@@ -85,6 +85,31 @@ func (p *PackageManager) AvailablePackages() []Package {
 	return p.availablePackages[:]
 }
 
+func (p *PackageManager) Up() error {
+	// Find installed packages
+	installedPackages := p.InstalledPackages()
+	for _, tmpPackage := range installedPackages {
+		err := tmpPackage.Package.startService(p.config, tmpPackage.Context)
+		if err != nil {
+			return err
+		}
+
+	}
+	return nil
+}
+
+func (p *PackageManager) Down() error {
+	// Find installed packages
+	installedPackages := p.InstalledPackages()
+	for _, tmpPackage := range installedPackages {
+		err := tmpPackage.Package.stopService(p.config, tmpPackage.Context)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
 func (p *PackageManager) InstalledPackages() []InstalledPackage {
 	var ret []InstalledPackage
 	for _, pkg := range p.state.InstalledPackages {