Mizu install mode (#566)

cli/cmd/installRunner.go

@@ -0,0 +1,71 @@
+package cmd
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"github.com/creasty/defaults"
+	"github.com/up9inc/mizu/cli/config"
+	"github.com/up9inc/mizu/cli/errormessage"
+	"github.com/up9inc/mizu/cli/resources"
+	"github.com/up9inc/mizu/cli/uiUtils"
+	"github.com/up9inc/mizu/shared"
+	"github.com/up9inc/mizu/shared/logger"
+	k8serrors "k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+func runMizuInstall() {
+	kubernetesProvider, err := getKubernetesProviderForCli()
+	if err != nil {
+		return
+	}
+
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel() // cancel will be called when this function exits
+
+	var serializedValidationRules string
+	var serializedContract string
+
+	var defaultMaxEntriesDBSizeBytes int64 = 200 * 1000 * 1000
+
+	defaultResources := shared.Resources{}
+	defaults.Set(&defaultResources)
+
+	mizuAgentConfig := getInstallMizuAgentConfig(defaultMaxEntriesDBSizeBytes, defaultResources)
+	serializedMizuConfig, err := getSerializedMizuAgentConfig(mizuAgentConfig)
+	if err != nil {
+		logger.Log.Errorf(uiUtils.Error, fmt.Sprintf("Error serializing mizu config: %v", errormessage.FormatError(err)))
+		return
+	}
+
+	if err = resources.CreateInstallMizuResources(ctx, kubernetesProvider, serializedValidationRules, serializedContract, serializedMizuConfig, config.Config.IsNsRestrictedMode(), config.Config.MizuResourcesNamespace, config.Config.AgentImage, nil, defaultMaxEntriesDBSizeBytes, defaultResources, config.Config.ImagePullPolicy(), config.Config.LogLevel(), false); err != nil {
+		var statusError *k8serrors.StatusError
+		if errors.As(err, &statusError) {
+			if statusError.ErrStatus.Reason == metav1.StatusReasonAlreadyExists {
+				logger.Log.Info("Mizu is already running in this namespace, change the `mizu-resources-namespace` configuration or run `mizu clean` to remove the currently running Mizu instance")
+			}
+		} else {
+			defer resources.CleanUpMizuResources(ctx, cancel, kubernetesProvider, config.Config.IsNsRestrictedMode(), config.Config.MizuResourcesNamespace)
+			logger.Log.Errorf(uiUtils.Error, fmt.Sprintf("Error creating resources: %v", errormessage.FormatError(err)))
+		}
+
+		return
+	}
+
+	logger.Log.Infof(uiUtils.Magenta, "Created Mizu Agent components, run `mizu view` to connect to the mizu daemon instance")
+}
+
+func getInstallMizuAgentConfig(maxDBSizeBytes int64, tapperResources shared.Resources) *shared.MizuAgentConfig {
+	mizuAgentConfig := shared.MizuAgentConfig{
+		MaxDBSizeBytes:         maxDBSizeBytes,
+		AgentImage:             config.Config.AgentImage,
+		PullPolicy:             config.Config.ImagePullPolicyStr,
+		LogLevel:               config.Config.LogLevel(),
+		TapperResources:        tapperResources,
+		MizuResourcesNamespace: config.Config.MizuResourcesNamespace,
+		AgentDatabasePath:      shared.DataDirPath,
+	}
+
+	return &mizuAgentConfig
+}