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create.go
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create.go
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/*
Copyright (C) 2021-2023, Kubefirst
This program is licensed under MIT.
See the LICENSE file for more details.
*/
package k3s
import (
"os"
"github.com/kubefirst/kubefirst-api/internal/constants"
"github.com/kubefirst/kubefirst-api/internal/controller"
"github.com/kubefirst/kubefirst-api/internal/secrets"
"github.com/kubefirst/kubefirst-api/internal/services"
pkgtypes "github.com/kubefirst/kubefirst-api/pkg/types"
"github.com/kubefirst/runtime/pkg/k8s"
"github.com/kubefirst/runtime/pkg/ssl"
log "github.com/rs/zerolog/log"
)
// Createk3sCluster
func CreateK3sCluster(definition *pkgtypes.ClusterDefinition) error {
ctrl := controller.ClusterController{}
err := ctrl.InitController(definition)
if err != nil {
return err
}
ctrl.Cluster.InProgress = true
err = secrets.UpdateCluster(ctrl.KubernetesClient, ctrl.Cluster)
if err != nil {
return err
}
err = ctrl.DownloadTools(ctrl.ProviderConfig.ToolsDir)
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.DomainLivenessTest()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.StateStoreCredentials()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.GitInit()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.InitializeBot()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.RepositoryPrep()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.RunGitTerraform()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.RepositoryPush()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.CreateCluster()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.WaitForClusterReady()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.ClusterSecretsBootstrap()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
//* check for ssl restore
log.Info().Msg("checking for tls secrets to restore")
secretsFilesToRestore, err := os.ReadDir(ctrl.ProviderConfig.SSLBackupDir + "/secrets")
if err != nil {
log.Info().Msgf("%s", err)
}
if len(secretsFilesToRestore) != 0 {
// todo would like these but requires CRD's and is not currently supported
// add crds ( use execShellReturnErrors? )
// https://raw.githubusercontent.com/cert-manager/cert-manager/v1.11.0/deploy/crds/crd-clusterissuers.yaml
// https://raw.githubusercontent.com/cert-manager/cert-manager/v1.11.0/deploy/crds/crd-certificates.yaml
// add certificates, and clusterissuers
log.Info().Msgf("found %d tls secrets to restore", len(secretsFilesToRestore))
ssl.Restore(ctrl.ProviderConfig.SSLBackupDir, ctrl.DomainName, ctrl.ProviderConfig.Kubeconfig)
} else {
log.Info().Msg("no files found in secrets directory, continuing")
}
err = ctrl.InstallArgoCD()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.InitializeArgoCD()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.DeployRegistryApplication()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.WaitForVault()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.InitializeVault()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
// Create kubeconfig client
kcfg := k8s.CreateKubeConfig(false, ctrl.ProviderConfig.Kubeconfig)
// SetupMinioStorage(kcfg, ctrl.ProviderConfig.K1Dir, ctrl.GitProvider)
//* configure vault with terraform
//* vault port-forward
vaultStopChannel := make(chan struct{}, 1)
defer func() {
close(vaultStopChannel)
}()
k8s.OpenPortForwardPodWrapper(
kcfg.Clientset,
kcfg.RestConfig,
"vault-0",
"vault",
8200,
8200,
vaultStopChannel,
)
err = ctrl.RunVaultTerraform()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.WriteVaultSecrets()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
err = ctrl.RunUsersTerraform()
if err != nil {
ctrl.HandleError(err.Error())
return err
}
// Wait for last sync wave app transition to Running
log.Info().Msg("waiting for final sync wave Deployment to transition to Running")
crossplaneDeployment, err := k8s.ReturnDeploymentObject(
kcfg.Clientset,
"app.kubernetes.io/instance",
"crossplane",
"crossplane-system",
3600,
)
if err != nil {
log.Fatal().Msgf("Error finding crossplane Deployment: %s", err)
ctrl.HandleError(err.Error())
return err
}
log.Info().Msgf("waiting on dns, tls certificates from letsencrypt and remaining sync waves.\n this may take up to 60 minutes but regularly completes in under 20 minutes")
_, err = k8s.WaitForDeploymentReady(kcfg.Clientset, crossplaneDeployment, 3600)
if err != nil {
log.Fatal().Msgf("Error waiting for all Apps to sync ready state: %s", err)
ctrl.HandleError(err.Error())
return err
}
//* export and import cluster
err = ctrl.ExportClusterRecord()
if err != nil {
log.Fatal().Msgf("Error exporting cluster record: %s", err)
return err
} else {
ctrl.Cluster.InProgress = false
ctrl.Cluster.Status = constants.ClusterStatusProvisioned
err = secrets.UpdateCluster(ctrl.KubernetesClient, ctrl.Cluster)
if err != nil {
return err
}
log.Info().Msg("cluster creation complete")
// Create default service entries
cl, _ := secrets.GetCluster(ctrl.KubernetesClient, ctrl.ClusterName)
err = services.AddDefaultServices(&cl)
if err != nil {
log.Fatal().Msgf("error adding default service entries for cluster %s: %s", cl.ClusterName, err)
}
}
log.Info().Msg("waiting for kubefirst-api Deployment to transition to Running")
kubefirstAPI, err := k8s.ReturnDeploymentObject(
kcfg.Clientset,
"app.kubernetes.io/name",
"kubefirst-api",
"kubefirst",
1200,
)
if err != nil {
log.Fatal().Msgf("Error finding kubefirst api Deployment: %s", err)
ctrl.HandleError(err.Error())
return err
}
_, err = k8s.WaitForDeploymentReady(kcfg.Clientset, kubefirstAPI, 300)
if err != nil {
log.Fatal().Msgf("Error waiting for kubefirst-api to transition to Running: %s", err)
ctrl.HandleError(err.Error())
return err
}
// Wait for last sync wave app transition to Running
log.Info().Msg("waiting for final sync wave Deployment to transition to Running")
argocdDeployment, err := k8s.ReturnDeploymentObject(
kcfg.Clientset,
"app.kubernetes.io/name",
"argocd-server",
"argocd",
3600,
)
if err != nil {
log.Error().Msgf("Error finding argocd Deployment: %s", err)
ctrl.HandleError(err.Error())
return err
}
_, err = k8s.WaitForDeploymentReady(kcfg.Clientset, argocdDeployment, 3600)
if err != nil {
log.Error().Msgf("Error waiting for argocd deployment to enter Ready state: %s", err)
ctrl.HandleError(err.Error())
return err
}
log.Info().Msg("cluster creation complete")
err = ctrl.CreateVirtualClusters()
if err != nil {
return err
}
return nil
}