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oraclerestdataservice_controller.go
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/*
** Copyright (c) 2023 Oracle and/or its affiliates.
**
** The Universal Permissive License (UPL), Version 1.0
**
** Subject to the condition set forth below, permission is hereby granted to any
** person obtaining a copy of this software, associated documentation and/or data
** (collectively the "Software"), free of charge and under any and all copyright
** rights in the Software, and any and all patent rights owned or freely
** licensable by each licensor hereunder covering either (i) the unmodified
** Software as contributed to or provided by such licensor, or (ii) the Larger
** Works (as defined below), to deal in both
**
** (a) the Software, and
** (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
** one is included with the Software (each a "Larger Work" to which the Software
** is contributed by such licensors),
**
** without restriction, including without limitation the rights to copy, create
** derivative works of, display, perform, and distribute the Software and make,
** use, sell, offer for sale, import, export, have made, and have sold the
** Software and the Larger Work(s), and to sublicense the foregoing rights on
** either these or other terms.
**
** This license is subject to the following condition:
** The above copyright notice and either this complete permission notice or at
** a minimum a reference to the UPL must be included in all copies or
** substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
** LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
** OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
** SOFTWARE.
*/
package controllers
import (
"context"
"errors"
"fmt"
"strconv"
"strings"
"time"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/types"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/record"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
"sigs.k8s.io/controller-runtime/pkg/log"
dbapi "github.com/oracle/oracle-database-operator/apis/database/v1alpha1"
dbcommons "github.com/oracle/oracle-database-operator/commons/database"
"github.com/go-logr/logr"
)
const oracleRestDataServiceFinalizer = "database.oracle.com/oraclerestdataservicefinalizer"
// OracleRestDataServiceReconciler reconciles a OracleRestDataService object
type OracleRestDataServiceReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
Config *rest.Config
Recorder record.EventRecorder
}
//+kubebuilder:rbac:groups=database.oracle.com,resources=oraclerestdataservices,verbs=get;list;watch;create;update;patch;delete
//+kubebuilder:rbac:groups=database.oracle.com,resources=oraclerestdataservices/status,verbs=get;update;patch
//+kubebuilder:rbac:groups=database.oracle.com,resources=oraclerestdataservices/finalizers,verbs=update
//+kubebuilder:rbac:groups="",resources=pods;pods/log;pods/exec;persistentvolumeclaims;services;nodes;events,verbs=create;delete;get;list;patch;update;watch
// Reconcile is part of the main kubernetes reconciliation loop which aims to
// move the current state of the cluster closer to the desired state.
// TODO(user): Modify the Reconcile function to compare the state specified by
// the OracleRestDataService object against the actual cluster state, and then
// perform operations to make the cluster state reflect the state specified by
// the user.
//
// For more details, check Reconcile and its Result here:
// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.8.3/pkg/reconcile
func (r *OracleRestDataServiceReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
_ = log.FromContext(ctx)
oracleRestDataService := &dbapi.OracleRestDataService{}
// Always refresh status before a reconcile
defer r.Status().Update(ctx, oracleRestDataService)
err := r.Get(ctx, types.NamespacedName{Namespace: req.Namespace, Name: req.Name}, oracleRestDataService)
if err != nil {
if apierrors.IsNotFound(err) {
r.Log.Info("Resource deleted")
return requeueN, nil
}
r.Log.Error(err, err.Error())
return requeueY, err
}
/* Initialize Status */
if oracleRestDataService.Status.Status == "" {
oracleRestDataService.Status.Status = dbcommons.StatusPending
oracleRestDataService.Status.ApxeUrl = dbcommons.ValueUnavailable
oracleRestDataService.Status.DatabaseApiUrl = dbcommons.ValueUnavailable
oracleRestDataService.Status.DatabaseActionsUrl = dbcommons.ValueUnavailable
r.Status().Update(ctx, oracleRestDataService)
}
oracleRestDataService.Status.LoadBalancer = strconv.FormatBool(oracleRestDataService.Spec.LoadBalancer)
oracleRestDataService.Status.Image = oracleRestDataService.Spec.Image
// Fetch Primary Database Reference
singleInstanceDatabase := &dbapi.SingleInstanceDatabase{}
// Always refresh status before a reconcile
defer r.Status().Update(ctx, singleInstanceDatabase)
err = r.Get(ctx, types.NamespacedName{Namespace: req.Namespace, Name: oracleRestDataService.Spec.DatabaseRef}, singleInstanceDatabase)
if err != nil {
if apierrors.IsNotFound(err) {
oracleRestDataService.Status.Status = dbcommons.StatusError
oracleRestDataService.Status.DatabaseRef = ""
eventReason := "Error"
eventMsg := "database reference " + oracleRestDataService.Spec.DatabaseRef + " not found"
r.Recorder.Eventf(oracleRestDataService, corev1.EventTypeWarning, eventReason, eventMsg)
r.Log.Info(eventMsg)
return requeueY, nil
}
r.Log.Error(err, err.Error())
return requeueY, err
} else {
if oracleRestDataService.Status.DatabaseRef == "" {
oracleRestDataService.Status.Status = dbcommons.StatusPending
oracleRestDataService.Status.DatabaseRef = oracleRestDataService.Spec.DatabaseRef
eventReason := "Database Check"
eventMsg := "database reference " + oracleRestDataService.Spec.DatabaseRef + " found"
r.Recorder.Eventf(oracleRestDataService, corev1.EventTypeNormal, eventReason, eventMsg)
}
}
// Manage OracleRestDataService Deletion
result := r.manageOracleRestDataServiceDeletion(req, ctx, oracleRestDataService, singleInstanceDatabase)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
// First validate
result, err = r.validate(oracleRestDataService, singleInstanceDatabase, ctx)
if result.Requeue || err != nil {
r.Log.Info("Spec validation failed")
return result, nil
}
// Create Service
result = r.createSVC(ctx, req, oracleRestDataService, singleInstanceDatabase)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
// PVC Creation
result, _ = r.createPVC(ctx, req, oracleRestDataService)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
// Validate if Primary Database Reference is ready
result, sidbReadyPod := r.validateSIDBReadiness(oracleRestDataService, singleInstanceDatabase, ctx, req)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
// Create ORDS Pods
result = r.createPods(oracleRestDataService, singleInstanceDatabase, ctx, req)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
var ordsReadyPod corev1.Pod
result, ordsReadyPod = r.checkHealthStatus(oracleRestDataService, singleInstanceDatabase, sidbReadyPod, ctx, req)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
result = r.restEnableSchemas(oracleRestDataService, singleInstanceDatabase, sidbReadyPod, ordsReadyPod, ctx, req)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
// Configure Apex
result = r.configureApex(oracleRestDataService, singleInstanceDatabase, sidbReadyPod, ordsReadyPod, ctx, req)
if result.Requeue {
r.Log.Info("Reconcile queued")
return result, nil
}
// Delete Secrets
r.deleteSecrets(oracleRestDataService, ctx, req)
if oracleRestDataService.Status.ServiceIP == "" {
return requeueY, nil
}
return ctrl.Result{}, nil
}
// #############################################################################
//
// Validate the CRD specs
//
// #############################################################################
func (r *OracleRestDataServiceReconciler) validate(m *dbapi.OracleRestDataService,
n *dbapi.SingleInstanceDatabase, ctx context.Context) (ctrl.Result, error) {
var err error
eventReason := "Spec Error"
var eventMsgs []string
//First check image pull secrets
if m.Spec.Image.PullSecrets != "" {
secret := &corev1.Secret{}
err = r.Get(ctx, types.NamespacedName{Name: m.Spec.Image.PullSecrets, Namespace: m.Namespace}, secret)
if err != nil {
if apierrors.IsNotFound(err) {
// Secret not found
r.Recorder.Eventf(m, corev1.EventTypeWarning, eventReason, err.Error())
r.Log.Info(err.Error())
m.Status.Status = dbcommons.StatusError
return requeueY, err
}
r.Log.Error(err, err.Error())
return requeueY, err
}
}
// If ORDS has no peristence specified, ensure SIDB has persistence configured
if m.Spec.Persistence.Size == "" && n.Spec.Persistence.AccessMode == "" {
eventMsgs = append(eventMsgs, "cannot configure ORDS for database "+m.Spec.DatabaseRef+" that has no attached persistent volume")
}
if !m.Status.OrdsInstalled && n.Status.OrdsReference != "" {
eventMsgs = append(eventMsgs, "database "+m.Spec.DatabaseRef+" is already configured with ORDS "+n.Status.OrdsReference)
}
if m.Status.DatabaseRef != "" && m.Status.DatabaseRef != m.Spec.DatabaseRef {
eventMsgs = append(eventMsgs, "databaseRef cannot be updated")
}
if m.Status.Image.PullFrom != "" && m.Status.Image != m.Spec.Image {
eventMsgs = append(eventMsgs, "image patching is not available currently")
}
// Validate the apex ADMIN password if it is specified
if !m.Status.ApexConfigured && m.Spec.ApexPassword.SecretName != "" {
apexPasswordSecret := &corev1.Secret{}
err = r.Get(ctx, types.NamespacedName{Name: m.Spec.ApexPassword.SecretName, Namespace: m.Namespace}, apexPasswordSecret)
if err != nil {
if apierrors.IsNotFound(err) {
m.Status.Status = dbcommons.StatusError
eventReason := "Apex Password"
eventMsg := "password secret " + m.Spec.ApexPassword.SecretName + " not found, retrying..."
r.Recorder.Eventf(m, corev1.EventTypeWarning, eventReason, eventMsg)
r.Log.Info(eventMsg)
return requeueY, nil
}
r.Log.Error(err, err.Error())
return requeueY, err
}
// APEX_LISTENER , APEX_REST_PUBLIC_USER , APEX_PUBLIC_USER passwords
apexPassword := string(apexPasswordSecret.Data[m.Spec.ApexPassword.SecretKey])
// Validate apexPassword
if !dbcommons.ApexPasswordValidator(apexPassword) {
m.Status.Status = dbcommons.StatusError
eventReason := "Apex Password"
eventMsg := "password for Apex is invalid, it should contain at least 6 chars, at least one numeric character, at least one punctuation character (!\"#$%&()``*+,-/:;?_), at least one upper-case alphabet"
r.Recorder.Eventf(m, corev1.EventTypeWarning, eventReason, eventMsg)
r.Log.Info("APEX password does not conform to the requirements")
return requeueY, nil
}
}
if len(eventMsgs) > 0 {
m.Status.Status = dbcommons.StatusError
r.Recorder.Eventf(m, corev1.EventTypeWarning, eventReason, strings.Join(eventMsgs, ","))
r.Log.Info(strings.Join(eventMsgs, "\n"))
err = errors.New(strings.Join(eventMsgs, ","))
return requeueY, err
}
return requeueN, err
}
// #####################################################################################################
//
// Validate Readiness of the primary DB specified
//
// #####################################################################################################
func (r *OracleRestDataServiceReconciler) validateSIDBReadiness(m *dbapi.OracleRestDataService,
n *dbapi.SingleInstanceDatabase, ctx context.Context, req ctrl.Request) (ctrl.Result, corev1.Pod) {
log := r.Log.WithValues("validateSidbReadiness", req.NamespacedName)
// ## FETCH THE SIDB REPLICAS .
sidbReadyPod, _, _, _, err := dbcommons.FindPods(r, n.Spec.Image.Version,
n.Spec.Image.PullFrom, n.Name, n.Namespace, ctx, req)
if err != nil {
log.Error(err, err.Error())
return requeueY, sidbReadyPod
}
if m.Status.OrdsInstalled || m.Status.CommonUsersCreated {
return requeueN, sidbReadyPod
}
m.Status.Status = dbcommons.StatusPending
if sidbReadyPod.Name == "" || n.Status.Status != dbcommons.StatusReady {
eventReason := "Database Check"
eventMsg := "status of database " + n.Name + " is not ready, retrying..."
r.Recorder.Eventf(m, corev1.EventTypeWarning, eventReason, eventMsg)
return requeueY, sidbReadyPod
} else {
eventReason := "Database Check"
eventMsg := "status of database " + n.Name + " is ready"
r.Recorder.Eventf(m, corev1.EventTypeNormal, eventReason, eventMsg)
}
// Validate databaseRef Admin Password
adminPasswordSecret := &corev1.Secret{}
err = r.Get(ctx, types.NamespacedName{Name: m.Spec.AdminPassword.SecretName, Namespace: m.Namespace}, adminPasswordSecret)
if err != nil {
if apierrors.IsNotFound(err) {
eventReason := "Database Password"
eventMsg := "password secret " + m.Spec.AdminPassword.SecretName + " not found, retrying..."
r.Recorder.Eventf(m, corev1.EventTypeWarning, eventReason, eventMsg)
r.Log.Info(eventMsg)
return requeueY, sidbReadyPod
}
log.Error(err, err.Error())
return requeueY, sidbReadyPod
}
adminPassword := string(adminPasswordSecret.Data[m.Spec.AdminPassword.SecretKey])
out, err := dbcommons.ExecCommand(r, r.Config, sidbReadyPod.Name, sidbReadyPod.Namespace, "", ctx, req, true, "bash", "-c",
fmt.Sprintf("echo -e \"%s\" | %s", fmt.Sprintf(dbcommons.ValidateAdminPassword, adminPassword), dbcommons.SQLPlusCLI))
if err != nil {
log.Error(err, err.Error())
return requeueY, sidbReadyPod
}
if strings.Contains(out, "USER is \"SYS\"") {
log.Info("validated Admin password successfully")
} else if strings.Contains(out, "ORA-01017") {
m.Status.Status = dbcommons.StatusError
eventReason := "Database Check"
eventMsg := "login denied, invalid database admin password in secret " + m.Spec.AdminPassword.SecretName
r.Recorder.Eventf(m, corev1.EventTypeWarning, eventReason, eventMsg)
log.Info(eventMsg)
return requeueY, sidbReadyPod
} else {
eventMsg := "login attempt failed for database admin password in secret " + m.Spec.AdminPassword.SecretName
log.Info(eventMsg)
return requeueY, sidbReadyPod
}
// Create PDB , CDB Admin users and grant permissions. ORDS installation on CDB level
out, err = dbcommons.ExecCommand(r, r.Config, sidbReadyPod.Name, sidbReadyPod.Namespace, "", ctx, req, true, "bash", "-c",
fmt.Sprintf("echo -e \"%s\" | %s", fmt.Sprintf(dbcommons.SetAdminUsersSQL, adminPassword), dbcommons.SQLPlusCLI))
if err != nil {
log.Error(err, err.Error())
return requeueY, sidbReadyPod
}
if !strings.Contains(out, "ERROR") || !strings.Contains(out, "ORA-") ||
strings.Contains(out, "ERROR") && strings.Contains(out, "ORA-01920") {
m.Status.CommonUsersCreated = true
}
return requeueN, sidbReadyPod
}
// #####################################################################################################
//
// Check ORDS Health Status
//
// #####################################################################################################
func (r *OracleRestDataServiceReconciler) checkHealthStatus(m *dbapi.OracleRestDataService, n *dbapi.SingleInstanceDatabase,
sidbReadyPod corev1.Pod, ctx context.Context, req ctrl.Request) (ctrl.Result, corev1.Pod) {
log := r.Log.WithValues("checkHealthStatus", req.NamespacedName)
readyPod, _, _, _, err := dbcommons.FindPods(r, m.Spec.Image.Version,
m.Spec.Image.PullFrom, m.Name, m.Namespace, ctx, req)
if err != nil {
log.Error(err, err.Error())
return requeueY, readyPod
}
if readyPod.Name == "" {
m.Status.Status = dbcommons.StatusNotReady
return requeueY, readyPod
}
// Get ORDS Status
out, err := dbcommons.ExecCommand(r, r.Config, readyPod.Name, readyPod.Namespace, "", ctx, req, false, "bash", "-c",
dbcommons.GetORDSStatus)
log.Info("GetORDSStatus Output")
log.Info(out)
if strings.Contains(strings.ToUpper(out), "ERROR") {
return requeueY, readyPod
}
if err != nil {
log.Info(err.Error())
if strings.Contains(strings.ToUpper(err.Error()), "ERROR") {
return requeueY, readyPod
}
}
m.Status.Status = dbcommons.StatusNotReady
if strings.Contains(out, "HTTP/1.1 200 OK") || strings.Contains(strings.ToUpper(err.Error()), "HTTP/1.1 200 OK") {
if n.Status.Status == dbcommons.StatusReady || n.Status.Status == dbcommons.StatusUpdating || n.Status.Status == dbcommons.StatusPatching {
m.Status.Status = dbcommons.StatusReady
}
if !m.Status.OrdsInstalled {
m.Status.OrdsInstalled = true
n.Status.OrdsReference = m.Name
r.Status().Update(ctx, n)
eventReason := "ORDS Installation"
eventMsg := "installation of ORDS completed"
r.Recorder.Eventf(m, corev1.EventTypeNormal, eventReason, eventMsg)
out, err := dbcommons.ExecCommand(r, r.Config, sidbReadyPod.Name, sidbReadyPod.Namespace, "",
ctx, req, false, "bash", "-c", fmt.Sprintf("echo -e \"%s\" | %s", dbcommons.OpenPDBSeed, dbcommons.SQLPlusCLI))
if err != nil {
log.Error(err, err.Error())
} else {
log.Info("Close PDB seed")
log.Info(out)
}
}
}
if m.Status.Status == dbcommons.StatusNotReady {
return requeueY, readyPod
}
return requeueN, readyPod
}
// #############################################################################
//
// Instantiate Service spec from OracleRestDataService spec
//
// #############################################################################
func (r *OracleRestDataServiceReconciler) instantiateSVCSpec(m *dbapi.OracleRestDataService) *corev1.Service {
svc := &corev1.Service{
TypeMeta: metav1.TypeMeta{
Kind: "Service",
},
ObjectMeta: metav1.ObjectMeta{
Name: m.Name,
Namespace: m.Namespace,
Labels: map[string]string{
"app": m.Name,
},
Annotations: func() map[string]string {
annotations := make(map[string]string)
if len(m.Spec.ServiceAnnotations) != 0 {
for key, value := range m.Spec.ServiceAnnotations {
annotations[key] = value
}
}
return annotations
}(),
},
Spec: corev1.ServiceSpec{
Ports: []corev1.ServicePort{
{
Name: "client",
Port: 8443,
Protocol: corev1.ProtocolTCP,
},
},
Selector: map[string]string{
"app": m.Name,
},
Type: corev1.ServiceType(func() string {
if m.Spec.LoadBalancer {
return "LoadBalancer"
}
return "NodePort"
}()),
},
}
// Set StandbyDatabase instance as the owner and controller
ctrl.SetControllerReference(m, svc, r.Scheme)
return svc
}
// #############################################################################
//
// Instantiate POD spec from OracleRestDataService spec
//
// #############################################################################
func (r *OracleRestDataServiceReconciler) instantiatePodSpec(m *dbapi.OracleRestDataService,
n *dbapi.SingleInstanceDatabase) (*corev1.Pod, *corev1.Secret) {
initSecret := &corev1.Secret{
TypeMeta: metav1.TypeMeta{
Kind: "Secret",
},
ObjectMeta: metav1.ObjectMeta{
Name: m.Name,
Namespace: m.Namespace,
Labels: map[string]string{
"app": m.Name,
},
},
Type: corev1.SecretTypeOpaque,
StringData: map[string]string{
"init-cmd": dbcommons.InitORDSCMD,
},
}
pod := &corev1.Pod{
TypeMeta: metav1.TypeMeta{
Kind: "Pod",
},
ObjectMeta: metav1.ObjectMeta{
Name: m.Name + "-" + dbcommons.GenerateRandomString(5),
Namespace: m.Namespace,
Labels: map[string]string{
"app": m.Name,
"version": m.Spec.Image.Version,
},
},
Spec: corev1.PodSpec{
Affinity: func() *corev1.Affinity {
if m.Spec.Persistence.Size == "" && n.Spec.Persistence.AccessMode == "ReadWriteOnce" {
// Only allowing pods to be scheduled on the node where SIDB pods are running
return &corev1.Affinity{
PodAffinity: &corev1.PodAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: []corev1.PodAffinityTerm{{
LabelSelector: &metav1.LabelSelector{
MatchExpressions: []metav1.LabelSelectorRequirement{{
Key: "app",
Operator: metav1.LabelSelectorOpIn,
Values: []string{n.Name}, // Schedule on same host as DB Pod
}},
},
TopologyKey: "kubernetes.io/hostname",
},
},
},
}
}
return nil
}(),
Volumes: []corev1.Volume{
{
Name: "datamount",
VolumeSource: corev1.VolumeSource{
PersistentVolumeClaim: &corev1.PersistentVolumeClaimVolumeSource{
ClaimName: func() string {
if m.Spec.Persistence.AccessMode != "" {
return m.Name
}
return n.Name
}(),
ReadOnly: false,
},
},
},
{
Name: "init-ords-vol",
VolumeSource: corev1.VolumeSource{
Secret: &corev1.SecretVolumeSource{
SecretName: m.Name,
Optional: func() *bool { i := true; return &i }(),
Items: []corev1.KeyToPath{{
Key: "init-cmd",
Path: "init-cmd",
}},
},
},
},
},
InitContainers: []corev1.Container{
{
Name: "init-permissions",
Image: m.Spec.Image.PullFrom,
Command: []string{"/bin/sh", "-c", fmt.Sprintf("chown %d:%d /opt/oracle/ords/config/ords || true", int(dbcommons.ORACLE_UID), int(dbcommons.DBA_GUID))},
SecurityContext: &corev1.SecurityContext{
// User ID 0 means, root user
RunAsUser: func() *int64 { i := int64(0); return &i }(),
},
VolumeMounts: []corev1.VolumeMount{{
MountPath: "/opt/oracle/ords/config/ords",
Name: "datamount",
SubPath: strings.ToUpper(n.Spec.Sid) + "_ORDS",
}},
},
{
Name: "init-ords",
Image: m.Spec.Image.PullFrom,
Command: []string{"/bin/sh", "/run/secrets/init-cmd"},
SecurityContext: &corev1.SecurityContext{
RunAsUser: func() *int64 { i := int64(dbcommons.ORACLE_UID); return &i }(),
RunAsGroup: func() *int64 { i := int64(dbcommons.DBA_GUID); return &i }(),
},
VolumeMounts: []corev1.VolumeMount{
{
MountPath: "/opt/oracle/ords/config/ords",
Name: "datamount",
SubPath: strings.ToUpper(n.Spec.Sid) + "_ORDS",
},
{
MountPath: "/run/secrets/init-cmd",
ReadOnly: true,
Name: "init-ords-vol",
SubPath: "init-cmd",
},
},
Env: []corev1.EnvVar{
{
Name: "ORACLE_HOST",
Value: n.Name,
},
{
Name: "ORACLE_PORT",
Value: "1521",
},
{
Name: "ORACLE_SERVICE",
Value: func() string {
if m.Spec.OracleService != "" {
return m.Spec.OracleService
}
return n.Spec.Sid
}(),
},
{
Name: "ORDS_USER",
Value: func() string {
if m.Spec.OrdsUser != "" {
return m.Spec.OrdsUser
}
return "ORDS_PUBLIC_USER"
}(),
},
{
Name: "ORDS_PWD",
ValueFrom: &corev1.EnvVarSource{
SecretKeyRef: &corev1.SecretKeySelector{
LocalObjectReference: corev1.LocalObjectReference{
Name: m.Spec.OrdsPassword.SecretName,
},
Key: m.Spec.OrdsPassword.SecretKey,
},
},
},
{
Name: "ORACLE_PWD",
ValueFrom: &corev1.EnvVarSource{
SecretKeyRef: &corev1.SecretKeySelector{
LocalObjectReference: corev1.LocalObjectReference{
Name: m.Spec.AdminPassword.SecretName,
},
Key: m.Spec.AdminPassword.SecretKey,
},
},
},
},
},
},
Containers: []corev1.Container{{
Name: m.Name,
Image: m.Spec.Image.PullFrom,
Ports: []corev1.ContainerPort{{ContainerPort: 8443}},
VolumeMounts: []corev1.VolumeMount{{
MountPath: "/opt/oracle/ords/config/ords/",
Name: "datamount",
SubPath: strings.ToUpper(n.Spec.Sid) + "_ORDS",
}},
Env: func() []corev1.EnvVar {
// After ORDS is Installed, we DELETE THE OLD ORDS Pod and create new ones ONLY USING BELOW ENV VARIABLES.
return []corev1.EnvVar{
{
Name: "ORACLE_HOST",
Value: n.Name,
},
{
Name: "ORACLE_PORT",
Value: "1521",
},
{
Name: "ORACLE_SERVICE",
Value: func() string {
if m.Spec.OracleService != "" {
return m.Spec.OracleService
}
return n.Spec.Sid
}(),
},
{
Name: "ORDS_USER",
Value: func() string {
if m.Spec.OrdsUser != "" {
return m.Spec.OrdsUser
}
return "ORDS_PUBLIC_USER"
}(),
},
}
}(),
}},
TerminationGracePeriodSeconds: func() *int64 { i := int64(30); return &i }(),
NodeSelector: func() map[string]string {
ns := make(map[string]string)
if len(m.Spec.NodeSelector) != 0 {
for key, value := range m.Spec.NodeSelector {
ns[key] = value
}
}
return ns
}(),
ServiceAccountName: func() string {
if m.Spec.ServiceAccountName != "" {
return m.Spec.ServiceAccountName
}
return "default"
}(),
SecurityContext: &corev1.PodSecurityContext{
RunAsUser: func() *int64 { i := int64(dbcommons.ORACLE_UID); return &i }(),
RunAsGroup: func() *int64 { i := int64(dbcommons.DBA_GUID); return &i }(),
FSGroup: func() *int64 { i := int64(dbcommons.DBA_GUID); return &i }(),
},
ImagePullSecrets: []corev1.LocalObjectReference{
{
Name: m.Spec.Image.PullSecrets,
},
},
},
}
// Set oracleRestDataService instance as the owner and controller
ctrl.SetControllerReference(m, initSecret, r.Scheme)
ctrl.SetControllerReference(m, pod, r.Scheme)
return pod, initSecret
}
//#############################################################################
// Instantiate POD spec from OracleRestDataService spec
//#############################################################################
// #############################################################################
//
// Instantiate Persistent Volume Claim spec from SingleInstanceDatabase spec
//
// #############################################################################
func (r *OracleRestDataServiceReconciler) instantiatePVCSpec(m *dbapi.OracleRestDataService) *corev1.PersistentVolumeClaim {
pvc := &corev1.PersistentVolumeClaim{
TypeMeta: metav1.TypeMeta{
Kind: "PersistentVolumeClaim",
},
ObjectMeta: metav1.ObjectMeta{
Name: m.Name,
Namespace: m.Namespace,
Labels: map[string]string{
"app": m.Name,
},
},
Spec: corev1.PersistentVolumeClaimSpec{
AccessModes: func() []corev1.PersistentVolumeAccessMode {
var accessMode []corev1.PersistentVolumeAccessMode
accessMode = append(accessMode, corev1.PersistentVolumeAccessMode(m.Spec.Persistence.AccessMode))
return accessMode
}(),
Resources: corev1.ResourceRequirements{
Requests: map[corev1.ResourceName]resource.Quantity{
// Requests describes the minimum amount of compute resources required
"storage": resource.MustParse(m.Spec.Persistence.Size),
},
},
StorageClassName: &m.Spec.Persistence.StorageClass,
VolumeName: m.Spec.Persistence.VolumeName,
Selector: func() *metav1.LabelSelector {
if m.Spec.Persistence.StorageClass != "oci" {
return nil
}
return &metav1.LabelSelector{
MatchLabels: func() map[string]string {
ns := make(map[string]string)
if len(m.Spec.NodeSelector) != 0 {
for key, value := range m.Spec.NodeSelector {
ns[key] = value
}
}
return ns
}(),
}
}(),
},
}
// Set SingleInstanceDatabase instance as the owner and controller
ctrl.SetControllerReference(m, pvc, r.Scheme)
return pvc
}
// #############################################################################
//
// Create a Service for OracleRestDataService
//
// #############################################################################
func (r *OracleRestDataServiceReconciler) createSVC(ctx context.Context, req ctrl.Request,
m *dbapi.OracleRestDataService, n *dbapi.SingleInstanceDatabase) ctrl.Result {
log := r.Log.WithValues("createSVC", req.NamespacedName)
// Check if the Service already exists, if not create a new one
svc := &corev1.Service{}
svcDeleted := false
// Check if the Service already exists, if not create a new one
// Get retrieves an obj ( a struct pointer ) for the given object key from the Kubernetes Cluster.
err := r.Get(ctx, types.NamespacedName{Name: m.Name, Namespace: m.Namespace}, svc)
if err == nil {
log.Info("Found Existing Service ", "Service.Name", svc.Name)
svcType := corev1.ServiceType("NodePort")
if m.Spec.LoadBalancer {
svcType = corev1.ServiceType("LoadBalancer")
}
if svc.Spec.Type != svcType {
log.Info("Deleting SVC", " name ", svc.Name)
err = r.Delete(ctx, svc)
if err != nil {
r.Log.Error(err, "Failed to delete svc", " Name", svc.Name)
return requeueN
}
svcDeleted = true
}
}
if svcDeleted || (err != nil && apierrors.IsNotFound(err)) {
// Define a new Service
svc = r.instantiateSVCSpec(m)
log.Info("Creating a new Service", "Service.Namespace", svc.Namespace, "Service.Name", svc.Name)
err = r.Create(ctx, svc)
if err != nil {
log.Error(err, "Failed to create new service", "Service.Namespace", svc.Namespace, "Service.Name", svc.Name)
return requeueY
} else {
eventReason := "Service creation"
eventMsg := "successfully created service type " + string(svc.Spec.Type)
r.Recorder.Eventf(m, corev1.EventTypeNormal, eventReason, eventMsg)
log.Info(eventMsg)
}
} else if err != nil {
log.Error(err, "Failed to get Service")
return requeueY
}
m.Status.ServiceIP = ""
if m.Spec.LoadBalancer {
if len(svc.Status.LoadBalancer.Ingress) > 0 {
// 'lbAddress' will contain the Fully Qualified Hostname of the LB. If the hostname is not available it will contain the IP address of the LB
lbAddress := svc.Status.LoadBalancer.Ingress[0].Hostname
if lbAddress == "" {
lbAddress = svc.Status.LoadBalancer.Ingress[0].IP
}
m.Status.DatabaseApiUrl = "https://" + lbAddress + ":" +
fmt.Sprint(svc.Spec.Ports[0].Port) + "/ords/" + n.Status.Pdbname + "/_/db-api/stable/"
m.Status.ServiceIP = lbAddress
m.Status.DatabaseActionsUrl = "https://" + lbAddress + ":" +
fmt.Sprint(svc.Spec.Ports[0].Port) + "/ords/sql-developer"
if m.Status.ApexConfigured {
m.Status.ApxeUrl = "https://" + lbAddress + ":" +
fmt.Sprint(svc.Spec.Ports[0].Port) + "/ords/" + n.Status.Pdbname + "/apex"
}
}
return requeueN
}
nodeip := dbcommons.GetNodeIp(r, ctx, req)
if nodeip != "" {
m.Status.ServiceIP = nodeip
m.Status.DatabaseApiUrl = "https://" + nodeip + ":" + fmt.Sprint(svc.Spec.Ports[0].NodePort) +
"/ords/" + n.Status.Pdbname + "/_/db-api/stable/"
m.Status.DatabaseActionsUrl = "https://" + nodeip + ":" + fmt.Sprint(svc.Spec.Ports[0].NodePort) +
"/ords/sql-developer"
if m.Status.ApexConfigured {
m.Status.ApxeUrl = "https://" + nodeip + ":" + fmt.Sprint(svc.Spec.Ports[0].NodePort) + "/ords/" +
n.Status.Pdbname + "/apex"
}
}
return requeueN
}
// #############################################################################
//
// Stake a claim for Persistent Volume
//
// #############################################################################
func (r *OracleRestDataServiceReconciler) createPVC(ctx context.Context, req ctrl.Request,
m *dbapi.OracleRestDataService) (ctrl.Result, error) {
// PV is shared for ORDS and SIDB
if m.Spec.Persistence.AccessMode == "" {
return requeueN, nil
}
log := r.Log.WithValues("createPVC", req.NamespacedName)
pvc := &corev1.PersistentVolumeClaim{}
err := r.Get(ctx, types.NamespacedName{Name: m.Name, Namespace: m.Namespace}, pvc)
if err != nil && apierrors.IsNotFound(err) {
// Define a new PVC
pvc = r.instantiatePVCSpec(m)
log.Info("Creating a new PVC", "PVC.Namespace", pvc.Namespace, "PVC.Name", pvc.Name)
err = r.Create(ctx, pvc)
if err != nil {
log.Error(err, "Failed to create new PVC", "PVC.Namespace", pvc.Namespace, "PVC.Name", pvc.Name)
return requeueY, err
}
return requeueN, nil
} else if err != nil {
log.Error(err, "Failed to get PVC")
return requeueY, err
} else {
log.Info("PVC already exists")
}
return requeueN, nil
}
// #############################################################################
//
// Create the requested POD replicas
//
// #############################################################################
func (r *OracleRestDataServiceReconciler) createPods(m *dbapi.OracleRestDataService,
n *dbapi.SingleInstanceDatabase, ctx context.Context, req ctrl.Request) ctrl.Result {
log := r.Log.WithValues("createPods", req.NamespacedName)
readyPod, replicasFound, available, podsMarkedToBeDeleted, err := dbcommons.FindPods(r, m.Spec.Image.Version,
m.Spec.Image.PullFrom, m.Name, m.Namespace, ctx, req)
if err != nil {
log.Error(err, err.Error())
return requeueY
}
// Recreate new pods only after earlier pods are terminated completely
for i := 0; i < len(podsMarkedToBeDeleted); i++ {
r.Log.Info("Force deleting pod ", "name", podsMarkedToBeDeleted[i].Name, "phase", podsMarkedToBeDeleted[i].Status.Phase)
var gracePeriodSeconds int64 = 0
policy := metav1.DeletePropagationForeground
r.Delete(ctx, &podsMarkedToBeDeleted[i], &client.DeleteOptions{
GracePeriodSeconds: &gracePeriodSeconds, PropagationPolicy: &policy})
}
log.Info(m.Name, " pods other than one of Ready Pods : ", dbcommons.GetPodNames(available))
log.Info(m.Name, " Ready Pod : ", readyPod.Name)
replicasReq := m.Spec.Replicas
if replicasFound == 0 {
m.Status.Status = dbcommons.StatusPending
}
if replicasFound == replicasReq {
log.Info("No of " + m.Name + " replicas Found are same as Required")
} else if replicasFound < replicasReq {
// Create New Pods , Name of Pods are generated Randomly
for i := replicasFound; i < replicasReq; i++ {
pod, initSecret := r.instantiatePodSpec(m, n)
// Check if init-secret is present
err := r.Get(ctx, types.NamespacedName{Name: m.Name, Namespace: m.Namespace}, &corev1.Secret{})
if err != nil && apierrors.IsNotFound(err) {
log.Info("Creating a new secret", "name", m.Name)
if err = r.Create(ctx, initSecret); err != nil {
log.Error(err, "Failed to create secret ", "Namespace", initSecret.Namespace, "Name", initSecret.Name)
return requeueY
}
}
log.Info("Creating a new "+m.Name+" POD", "POD.Namespace", pod.Namespace, "POD.Name", pod.Name)
err = r.Create(ctx, pod)
if err != nil {
log.Error(err, "Failed to create new "+m.Name+" POD", "pod.Namespace", pod.Namespace, "POD.Name", pod.Name)
return requeueY
}
log.Info("Succesfully Created new "+m.Name+" POD", "POD.NAME : ", pod.Name)
}
} else {