fix: remove todos, ensure env are present

Signed-off-by: Armando Ruocco <armando.ruocco@enterprisedb.com>
This commit is contained in:
Armando Ruocco 2024-09-30 10:38:30 +02:00
parent 93ea6af1b1
commit a4f312a2bf
8 changed files with 203 additions and 110 deletions

View File

@ -1,10 +1,10 @@
package main
import (
"errors"
"os"
barmancloudv1 "github.com/cloudnative-pg/plugin-barman-cloud/api/v1"
"github.com/cloudnative-pg/plugin-barman-cloud/internal/cnpgi/instance"
cnpgv1 "github.com/cloudnative-pg/cloudnative-pg/api/v1"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/runtime"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
@ -13,6 +13,9 @@ import (
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/cache"
"sigs.k8s.io/controller-runtime/pkg/client"
barmancloudv1 "github.com/cloudnative-pg/plugin-barman-cloud/api/v1"
"github.com/cloudnative-pg/plugin-barman-cloud/internal/cnpgi/instance"
)
var (
@ -29,8 +32,10 @@ func init() {
func main() {
setupLog.Info("Starting barman cloud instance plugin")
namespace := os.Getenv("NAMESPACE")
boName := os.Getenv("BARMAN_OBJECT_NAME")
namespace := mustGetEnv("NAMESPACE")
boName := mustGetEnv("BARMAN_OBJECT_NAME")
clusterName := mustGetEnv("CLUSTER_NAME")
instanceName := mustGetEnv("INSTANCE_NAME")
mgr, err := controllerruntime.NewManager(controllerruntime.GetConfigOrDie(), controllerruntime.Options{
Scheme: scheme,
@ -42,6 +47,12 @@ func main() {
namespace: {},
},
},
&cnpgv1.Cluster{}: {
Field: fields.OneTermEqualSelector("metadata.name", clusterName),
Namespaces: map[string]cache.Config{
namespace: {},
},
},
},
},
})
@ -52,19 +63,24 @@ func main() {
if err := mgr.Add(&instance.CNPGI{
Client: mgr.GetClient(),
ClusterObjectKey: client.ObjectKey{
Namespace: namespace,
Name: clusterName,
},
BarmanObjectKey: client.ObjectKey{
Namespace: namespace,
Name: boName,
},
InstanceName: instanceName,
// TODO: improve
PGDataPath: os.Getenv("PGDATA"),
PGWALPath: os.Getenv("PGWAL"),
SpoolDirectory: os.Getenv("SPOOL_DIRECTORY"),
ServerCertPath: os.Getenv("SERVER_CERT"),
ServerKeyPath: os.Getenv("SERVER_KEY"),
ClientCertPath: os.Getenv("CLIENT_CERT"),
ServerAddress: os.Getenv("SERVER_ADDRESS"),
PluginPath: os.Getenv("PLUGIN_PATH"),
PGDataPath: mustGetEnv("PGDATA"),
PGWALPath: mustGetEnv("PGWAL"),
SpoolDirectory: mustGetEnv("SPOOL_DIRECTORY"),
ServerCertPath: mustGetEnv("SERVER_CERT"),
ServerKeyPath: mustGetEnv("SERVER_KEY"),
ClientCertPath: mustGetEnv("CLIENT_CERT"),
ServerAddress: mustGetEnv("SERVER_ADDRESS"),
PluginPath: mustGetEnv("PLUGIN_PATH"),
}); err != nil {
setupLog.Error(err, "unable to create CNPGI runnable")
os.Exit(1)
@ -75,3 +91,17 @@ func main() {
os.Exit(1)
}
}
func mustGetEnv(envName string) string {
value := os.Getenv(envName)
if value == "" {
setupLog.Error(
errors.New("missing required env variable"),
"while fetching env variables",
"name",
envName,
)
os.Exit(1)
}
return value
}

9
go.mod
View File

@ -4,12 +4,12 @@ go 1.22.0
require (
github.com/cloudnative-pg/barman-cloud v0.0.0-20240924124724-92831d48562a
github.com/cloudnative-pg/cloudnative-pg v1.24.0
github.com/cloudnative-pg/cnpg-i v0.0.0-20240902182059-c9f193bf825b
github.com/cloudnative-pg/cnpg-i-machinery v0.0.0-20240926095718-27da985944d4
github.com/cloudnative-pg/machinery v0.0.0-20240919131343-9dd62b9257c7
github.com/onsi/ginkgo/v2 v2.20.2
github.com/onsi/gomega v1.34.2
github.com/spf13/cobra v1.8.1
google.golang.org/grpc v1.66.0
k8s.io/apimachinery v0.31.1
k8s.io/client-go v0.31.0
@ -46,6 +46,7 @@ require (
github.com/google/gofuzz v1.2.0 // indirect
github.com/google/pprof v0.0.0-20240910150728-a0b0bb1d4134 // indirect
github.com/google/uuid v1.6.0 // indirect
github.com/gorilla/websocket v1.5.0 // indirect
github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.1.0 // indirect
github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0 // indirect
github.com/hashicorp/hcl v1.0.0 // indirect
@ -54,24 +55,30 @@ require (
github.com/josharian/intern v1.0.0 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/klauspost/compress v1.17.9 // indirect
github.com/kubernetes-csi/external-snapshotter/client/v8 v8.0.0 // indirect
github.com/lib/pq v1.10.9 // indirect
github.com/magiconair/properties v1.8.7 // indirect
github.com/mailru/easyjson v0.7.7 // indirect
github.com/mitchellh/mapstructure v1.5.0 // indirect
github.com/moby/spdystream v0.4.0 // indirect
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
github.com/modern-go/reflect2 v1.0.2 // indirect
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
github.com/mxk/go-flowrate v0.0.0-20140419014527-cca7078d478f // indirect
github.com/pelletier/go-toml/v2 v2.2.2 // indirect
github.com/pkg/errors v0.9.1 // indirect
github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring v0.75.2 // indirect
github.com/prometheus/client_golang v1.20.3 // indirect
github.com/prometheus/client_model v0.6.1 // indirect
github.com/prometheus/common v0.59.1 // indirect
github.com/prometheus/procfs v0.15.1 // indirect
github.com/robfig/cron v1.2.0 // indirect
github.com/sagikazarmark/locafero v0.4.0 // indirect
github.com/sagikazarmark/slog-shim v0.1.0 // indirect
github.com/sourcegraph/conc v0.3.0 // indirect
github.com/spf13/afero v1.11.0 // indirect
github.com/spf13/cast v1.6.0 // indirect
github.com/spf13/cobra v1.8.1 // indirect
github.com/spf13/pflag v1.0.5 // indirect
github.com/spf13/viper v1.19.0 // indirect
github.com/stoewer/go-strcase v1.3.0 // indirect

16
go.sum
View File

@ -1,5 +1,7 @@
github.com/antlr4-go/antlr/v4 v4.13.0 h1:lxCg3LAv+EUK6t1i0y1V6/SLeUi0eKEKdhQAlS8TVTI=
github.com/antlr4-go/antlr/v4 v4.13.0/go.mod h1:pfChB/xh/Unjila75QW7+VU4TSnWnnk9UTnmpPaOR2g=
github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5 h1:0CwZNZbxp69SHPdPJAN/hZIm0C4OItdklCFmMRWYpio=
github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5/go.mod h1:wHh0iHkYZB8zMSxRWpUBQtwG5a7fFgvEO+odwuTv2gs=
github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a h1:idn718Q4B6AGu/h5Sxe66HYVdqdGu2l9Iebqhi/AEoA=
github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
@ -14,6 +16,8 @@ github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UF
github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/cloudnative-pg/barman-cloud v0.0.0-20240924124724-92831d48562a h1:0v1ML9Eibfq3helbT9GtU0EstqFtG91k/MPO9azY5ME=
github.com/cloudnative-pg/barman-cloud v0.0.0-20240924124724-92831d48562a/go.mod h1:Jm0tOp5oB7utpt8wz6RfSv31h1mThOtffjfyxVupriE=
github.com/cloudnative-pg/cloudnative-pg v1.24.0 h1:lY9IP/Gnh5ogNcFGoPnbD2eOiHdSdbdEp0PaUdOAMDQ=
github.com/cloudnative-pg/cloudnative-pg v1.24.0/go.mod h1:n7Qqax6os+x3+7Qu/GojUUeKlL1ELGV63dcO/tzIfB4=
github.com/cloudnative-pg/cnpg-i v0.0.0-20240902182059-c9f193bf825b h1:DKMuZrvZJkaZ/rNswcA4q2YST5TRhKPlxFxL5wQXRRs=
github.com/cloudnative-pg/cnpg-i v0.0.0-20240902182059-c9f193bf825b/go.mod h1:LhDyBxtoGsWNf0+YXj+uIhFlzHeY8N0QEkO6Kqv8yKY=
github.com/cloudnative-pg/cnpg-i-machinery v0.0.0-20240926095718-27da985944d4 h1:ZZkI87sz/Bn6O6jaMB4BDpZihGSAk8HkwXB6+ECKlgA=
@ -74,6 +78,8 @@ github.com/google/pprof v0.0.0-20240910150728-a0b0bb1d4134 h1:c5FlPPgxOn7kJz3VoP
github.com/google/pprof v0.0.0-20240910150728-a0b0bb1d4134/go.mod h1:vavhavw2zAxS5dIdcRluK6cSGGPlZynqzFM8NdvU144=
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.1.0 h1:pRhl55Yx1eC7BZ1N+BBWwnKaMyD8uC+34TLdndZMAKk=
github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.1.0/go.mod h1:XKMd7iuf/RGPSMJ/U4HP0zS2Z9Fh8Ps9a+6X26m/tmI=
github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0 h1:bkypFPDjIYGfCYD5mRBvpqxfYX1YCS1PXdKYWi8FsN0=
@ -96,6 +102,8 @@ github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/kubernetes-csi/external-snapshotter/client/v8 v8.0.0 h1:mjQG0Vakr2h246kEDR85U8y8ZhPgT3bguTCajRa/jaw=
github.com/kubernetes-csi/external-snapshotter/client/v8 v8.0.0/go.mod h1:E3vdYxHj2C2q6qo8/Da4g7P+IcwqRZyy3gJBzYybV9Y=
github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
@ -106,6 +114,8 @@ github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0
github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
github.com/moby/spdystream v0.4.0 h1:Vy79D6mHeJJjiPdFEL2yku1kl0chZpJfZcPpb16BRl8=
github.com/moby/spdystream v0.4.0/go.mod h1:xBAYlnt/ay+11ShkdFKNAG7LsyK/tmNBVvVOwrfMgdI=
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
@ -113,6 +123,8 @@ github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9G
github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
github.com/mxk/go-flowrate v0.0.0-20140419014527-cca7078d478f h1:y5//uYreIhSUg3J1GEMiLbxo1LJaP8RfCpH6pymGZus=
github.com/mxk/go-flowrate v0.0.0-20140419014527-cca7078d478f/go.mod h1:ZdcZmHo+o7JKHSa8/e818NopupXU1YMK5fe1lsApnBw=
github.com/onsi/ginkgo/v2 v2.20.2 h1:7NVCeyIWROIAheY21RLS+3j2bb52W0W82tkberYytp4=
github.com/onsi/ginkgo/v2 v2.20.2/go.mod h1:K9gyxPIlb+aIvnZ8bd9Ak+YP18w3APlR+5coaZoE2ag=
github.com/onsi/gomega v1.34.2 h1:pNCwDkzrsv7MS9kpaQvVb1aVLahQXyJ/Tv5oAZMI3i8=
@ -124,6 +136,8 @@ github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINE
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring v0.75.2 h1:6UsAv+jAevuGO2yZFU/BukV4o9NKnFMOuoouSA4G0ns=
github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring v0.75.2/go.mod h1:XYrdZw5dW12Cjkt4ndbeNZZTBp4UCHtW0ccR9+sTtPU=
github.com/prometheus/client_golang v1.20.3 h1:oPksm4K8B+Vt35tUhw6GbSNSgVlVSBH0qELP/7u83l4=
github.com/prometheus/client_golang v1.20.3/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E=
@ -132,6 +146,8 @@ github.com/prometheus/common v0.59.1 h1:LXb1quJHWm1P6wq/U824uxYi4Sg0oGvNeUm1z5dJ
github.com/prometheus/common v0.59.1/go.mod h1:GpWM7dewqmVYcd7SmRaiWVe9SSqjf0UrwnYnpEZNuT0=
github.com/prometheus/procfs v0.15.1 h1:YagwOFzUgYfKKHX6Dr+sHT7km/hxC76UB0learggepc=
github.com/prometheus/procfs v0.15.1/go.mod h1:fB45yRUv8NstnjriLhBQLuOUt+WW4BsoGhij/e3PBqk=
github.com/robfig/cron v1.2.0 h1:ZjScXvvxeQ63Dbyxy76Fj3AT3Ut0aKsyd2/tl3DTMuQ=
github.com/robfig/cron v1.2.0/go.mod h1:JGuDeoQd7Z6yL4zQhZ3OPEVHB7fL6Ka6skscFHfmt2k=
github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=

View File

@ -4,10 +4,10 @@ import (
"context"
"fmt"
barmancloudv1 "github.com/cloudnative-pg/plugin-barman-cloud/api/v1"
"github.com/cloudnative-pg/cnpg-i/pkg/identity"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/cloudnative-pg/cnpg-i/pkg/identity"
barmancloudv1 "github.com/cloudnative-pg/plugin-barman-cloud/api/v1"
)
type IdentityImplementation struct {

View File

@ -11,28 +11,32 @@ import (
)
type CNPGI struct {
Client client.Client
BarmanObjectKey client.ObjectKey
PGDataPath string
PGWALPath string
SpoolDirectory string
ServerCertPath string
ServerKeyPath string
ClientCertPath string
Client client.Client
BarmanObjectKey client.ObjectKey
ClusterObjectKey client.ObjectKey
PGDataPath string
PGWALPath string
SpoolDirectory string
ServerCertPath string
ServerKeyPath string
ClientCertPath string
// mutually exclusive with pluginPath
ServerAddress string
// mutually exclusive with serverAddress
PluginPath string
PluginPath string
InstanceName string
}
func (c *CNPGI) Start(ctx context.Context) error {
enrich := func(server *grpc.Server) error {
wal.RegisterWALServer(server, WALServiceImplementation{
BarmanObjectKey: c.BarmanObjectKey,
Client: c.Client,
SpoolDirectory: c.SpoolDirectory,
PGDataPath: c.PGDataPath,
PGWALPath: c.PGWALPath,
BarmanObjectKey: c.BarmanObjectKey,
ClusterObjectKey: c.ClusterObjectKey,
InstanceName: c.InstanceName,
Client: c.Client,
SpoolDirectory: c.SpoolDirectory,
PGDataPath: c.PGDataPath,
PGWALPath: c.PGWALPath,
})
backup.RegisterBackupServer(server, BackupServiceImplementation{})
return nil

View File

@ -4,31 +4,32 @@ import (
"context"
"errors"
"fmt"
"os"
"strings"
"time"
barmanapi "github.com/cloudnative-pg/barman-cloud/pkg/api"
"github.com/cloudnative-pg/machinery/pkg/log"
"os"
"github.com/cloudnative-pg/barman-cloud/pkg/archiver"
barmanCommand "github.com/cloudnative-pg/barman-cloud/pkg/command"
barmanCredentials "github.com/cloudnative-pg/barman-cloud/pkg/credentials"
barmanRestorer "github.com/cloudnative-pg/barman-cloud/pkg/restorer"
barmancloudv1 "github.com/cloudnative-pg/plugin-barman-cloud/api/v1"
cnpgv1 "github.com/cloudnative-pg/cloudnative-pg/api/v1"
"github.com/cloudnative-pg/cnpg-i/pkg/wal"
"github.com/cloudnative-pg/machinery/pkg/log"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/cloudnative-pg/barman-cloud/pkg/archiver"
"github.com/cloudnative-pg/cnpg-i/pkg/wal"
barmancloudv1 "github.com/cloudnative-pg/plugin-barman-cloud/api/v1"
)
type WALServiceImplementation struct {
BarmanObjectKey client.ObjectKey
Client client.Client
SpoolDirectory string
PGDataPath string
PGWALPath string
BarmanObjectKey client.ObjectKey
ClusterObjectKey client.ObjectKey
Client client.Client
InstanceName string
SpoolDirectory string
PGDataPath string
PGWALPath string
wal.UnimplementedWALServer
}
@ -93,6 +94,12 @@ func (w WALServiceImplementation) Restore(ctx context.Context, request *wal.WALR
contextLogger := log.FromContext(ctx)
startTime := time.Now()
var cluster *cnpgv1.Cluster
if err := w.Client.Get(ctx, w.ClusterObjectKey, cluster); err != nil {
return nil, err
}
var objectStore barmancloudv1.ObjectStore
if err := w.Client.Get(ctx, w.BarmanObjectKey, &objectStore); err != nil {
return nil, err
@ -140,14 +147,12 @@ func (w WALServiceImplementation) Restore(ctx context.Context, request *wal.WALR
return nil, nil
}
// TODO
// Step 2: return error if the end-of-wal-stream flag is set.
// We skip this step if streaming connection is not available
//if isStreamingAvailable(cluster, podName) {
// if err := checkEndOfWALStreamFlag(walRestorer); err != nil {
// return nil, err
// }
//}
if isStreamingAvailable(cluster, w.InstanceName) {
if err := checkEndOfWALStreamFlag(walRestorer); err != nil {
return nil, err
}
}
// Step 3: gather the WAL files names to restore. If the required file isn't a regular WAL, we download it directly.
var walFilesList []string
@ -176,19 +181,17 @@ func (w WALServiceImplementation) Restore(ctx context.Context, request *wal.WALR
return nil, walStatus[0].Err
}
// TODO
// Step 5: set end-of-wal-stream flag if any download job returned file-not-found
// We skip this step if streaming connection is not available
//endOfWALStream := isEndOfWALStream(walStatus)
//if isStreamingAvailable(cluster, podName) && endOfWALStream {
// contextLogger.Info(
// "Set end-of-wal-stream flag as one of the WAL files to be prefetched was not found")
//
// err = walRestorer.SetEndOfWALStream()
// if err != nil {
// return nil, err
// }
//}
//We skip this step if streaming connection is not available
endOfWALStream := isEndOfWALStream(walStatus)
if isStreamingAvailable(cluster, w.InstanceName) && endOfWALStream {
contextLogger.Info(
"Set end-of-wal-stream flag as one of the WAL files to be prefetched was not found")
err = walRestorer.SetEndOfWALStream()
if err != nil {
return nil, err
}
}
successfulWalRestore := 0
for idx := range walStatus {
@ -220,7 +223,7 @@ func (w WALServiceImplementation) SetFirstRequired(ctx context.Context, request
panic("implement me")
}
// mergeEnv merges all the values inside incomingEnv into env
// mergeEnv merges all the values inside incomingEnv into env.
func mergeEnv(env []string, incomingEnv []string) {
for _, incomingItem := range incomingEnv {
incomingKV := strings.SplitAfterN(incomingItem, "=", 2)
@ -235,28 +238,28 @@ func mergeEnv(env []string, incomingEnv []string) {
}
}
// TODO: refactor
// TODO: refactor.
const (
// ScratchDataDirectory is the directory to be used for scratch data
// ScratchDataDirectory is the directory to be used for scratch data.
ScratchDataDirectory = "/controller"
// CertificatesDir location to store the certificates
// CertificatesDir location to store the certificates.
CertificatesDir = ScratchDataDirectory + "/certificates/"
// BarmanBackupEndpointCACertificateLocation is the location where the barman endpoint
// CA certificate is stored
// CA certificate is stored.
BarmanBackupEndpointCACertificateLocation = CertificatesDir + BarmanBackupEndpointCACertificateFileName
// BarmanBackupEndpointCACertificateFileName is the name of the file in which the barman endpoint
// CA certificate for backups is stored
// CA certificate for backups is stored.
BarmanBackupEndpointCACertificateFileName = "backup-" + BarmanEndpointCACertificateFileName
// BarmanRestoreEndpointCACertificateFileName is the name of the file in which the barman endpoint
// CA certificate for restores is stored
// CA certificate for restores is stored.
BarmanRestoreEndpointCACertificateFileName = "restore-" + BarmanEndpointCACertificateFileName
// BarmanEndpointCACertificateFileName is the name of the file in which the barman endpoint
// CA certificate is stored
// CA certificate is stored.
BarmanEndpointCACertificateFileName = "barman-ca.crt"
)
@ -271,35 +274,35 @@ func getRestoreCABundleEnv(configuration *barmanapi.BarmanObjectStoreConfigurati
return env
}
//// isStreamingAvailable checks if this pod can replicate via streaming connection
//func isStreamingAvailable(cluster *apiv1.Cluster, podName string) bool {
// if cluster == nil {
// return false
// }
//
// // Easy case: If this pod is a replica, the streaming is always available
// if cluster.Status.CurrentPrimary != podName {
// return true
// }
//
// // Designated primary in a replica cluster: return true if the external cluster has streaming connection
// if cluster.IsReplica() {
// externalCluster, found := cluster.ExternalCluster(cluster.Spec.ReplicaCluster.Source)
//
// // This is a configuration error
// if !found {
// return false
// }
//
// return externalCluster.ConnectionParameters != nil
// }
//
// // Primary, we do not replicate from nobody
// return false
//}
// isStreamingAvailable checks if this pod can replicate via streaming connection.
func isStreamingAvailable(cluster *cnpgv1.Cluster, podName string) bool {
if cluster == nil {
return false
}
// Easy case: If this pod is a replica, the streaming is always available
if cluster.Status.CurrentPrimary != podName {
return true
}
// Designated primary in a replica cluster: return true if the external cluster has streaming connection
if cluster.IsReplica() {
externalCluster, found := cluster.ExternalCluster(cluster.Spec.ReplicaCluster.Source)
// This is a configuration error
if !found {
return false
}
return externalCluster.ConnectionParameters != nil
}
// Primary, we do not replicate from nobody
return false
}
// gatherWALFilesToRestore files a list of possible WAL files to restore, always
// including as the first one the requested WAL file
// including as the first one the requested WAL file.
func gatherWALFilesToRestore(walName string, parallel int) (walList []string, err error) {
var segment Segment
@ -321,3 +324,36 @@ func gatherWALFilesToRestore(walName string, parallel int) (walList []string, er
return walList, err
}
// ErrEndOfWALStreamReached is returned when end of WAL is detected in the cloud archive
var ErrEndOfWALStreamReached = errors.New("end of WAL reached")
// checkEndOfWALStreamFlag returns ErrEndOfWALStreamReached if the flag is set in the restorer.
func checkEndOfWALStreamFlag(walRestorer *barmanRestorer.WALRestorer) error {
contain, err := walRestorer.IsEndOfWALStream()
if err != nil {
return err
}
if contain {
err := walRestorer.ResetEndOfWalStream()
if err != nil {
return err
}
return ErrEndOfWALStreamReached
}
return nil
}
// isEndOfWALStream returns true if one of the downloads has returned
// a file-not-found error.
func isEndOfWALStream(results []barmanRestorer.Result) bool {
for _, result := range results {
if errors.Is(result.Err, barmanRestorer.ErrWALNotFound) {
return true
}
}
return false
}

View File

@ -28,21 +28,21 @@ import (
const (
// DefaultWALSegmentSize is the default size of a single WAL file
// This must be a power of 2
// This must be a power of 2.
DefaultWALSegmentSize = int64(1 << 24)
// WALHexOctetRe is a regex to match 8 Hex characters
// WALHexOctetRe is a regex to match 8 Hex characters.
WALHexOctetRe = `([\dA-Fa-f]{8})`
// WALTimeLineRe is a regex to match the timeline in a WAL filename
// WALTimeLineRe is a regex to match the timeline in a WAL filename.
WALTimeLineRe = WALHexOctetRe
// WALSegmentNameRe is a regex to match the segment parent log file and segment id
// WALSegmentNameRe is a regex to match the segment parent log file and segment id.
WALSegmentNameRe = WALHexOctetRe + WALHexOctetRe
)
var (
// WALRe is the file segment name parser
// WALRe is the file segment name parser.
WALRe = regexp.MustCompile(`^` +
// everything has a timeline
WALTimeLineRe +
@ -67,7 +67,7 @@ var (
// close (1)
`)$`)
// WALSegmentRe is the file segment name parser
// WALSegmentRe is the file segment name parser.
WALSegmentRe = regexp.MustCompile(`^` +
// everything has a timeline
WALTimeLineRe +
@ -75,11 +75,11 @@ var (
WALSegmentNameRe +
`$`)
// ErrorBadWALSegmentName is raised when parsing an invalid segment name
// ErrorBadWALSegmentName is raised when parsing an invalid segment name.
ErrorBadWALSegmentName = errors.New("invalid WAL segment name")
)
// Segment contains the information inside a WAL segment name
// Segment contains the information inside a WAL segment name.
type Segment struct {
// Timeline number
Tli int32
@ -92,7 +92,7 @@ type Segment struct {
}
// IsWALFile check if the passed file name is a regular WAL file.
// It supports either a full file path or a simple file name
// It supports either a full file path or a simple file name.
func IsWALFile(name string) bool {
baseName := path.Base(name)
return WALSegmentRe.MatchString(baseName)
@ -100,7 +100,7 @@ func IsWALFile(name string) bool {
// SegmentFromName retrieves the timeline, log ID and segment ID
// from the name of a xlog segment, and can also handle a full path
// or a simple file name
// or a simple file name.
func SegmentFromName(name string) (Segment, error) {
var tli, log, seg int64
var err error
@ -136,7 +136,7 @@ func SegmentFromName(name string) (Segment, error) {
}
// MustSegmentFromName is analogous to SegmentFromName but panics
// if the segment name is invalid
// if the segment name is invalid.
func MustSegmentFromName(name string) Segment {
result, err := SegmentFromName(name)
if err != nil {
@ -146,12 +146,12 @@ func MustSegmentFromName(name string) Segment {
return result
}
// Name gets the name of the segment
// Name gets the name of the segment.
func (segment Segment) Name() string {
return fmt.Sprintf("%08X%08X%08X", segment.Tli, segment.Log, segment.Seg)
}
// WalSegmentsPerFile is the number of WAL Segments in a WAL File
// WalSegmentsPerFile is the number of WAL Segments in a WAL File.
func WalSegmentsPerFile(walSegmentSize int64) int32 {
// Given that segment section is represented by 8 hex characters,
// we compute the number of wal segments in a file, by dividing

View File

@ -57,7 +57,7 @@ func TestControllers(t *testing.T) {
var _ = BeforeSuite(func() {
logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true)))
ctx, cancel = context.WithCancel(context.TODO()) //nolint: fatcontext
ctx, cancel = context.WithCancel(context.TODO())
By("bootstrapping test environment")
testEnv = &envtest.Environment{