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[#482] Fix containers resolving
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Browse source 
Signed-off-by: Marina Biryukova <m.biryukova@yadro.com>
This commit is contained in:
Marina Biryukova 2024-09-03 17:50:51 +03:00
parent 056f168d77
commit d919e6cce2
6 changed files with 39 additions and 52 deletions
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2
api/handler/handlers_test.go
View file

@ -167,7 +167,7 @@ func prepareHandlerContextBase(cacheCfg *layer.CachesConfig) (*handlerContextBas
tp := layer.NewTestFrostFS(key)
testResolver := &resolver.Resolver{Name: "test_resolver"}
testResolver.SetResolveFunc(func(_ context.Context, name string) (cid.ID, error) {
testResolver.SetResolveFunc(func(_ context.Context, _, name string) (cid.ID, error) {
return tp.ContainerID(name)
})

4
api/layer/container.go
View file

@ -64,7 +64,7 @@ func (n *Layer) containerInfo(ctx context.Context, prm PrmContainer) (*data.Buck
}
}
zone, _ := n.features.FormContainerZone(reqInfo.Namespace)
zone := n.features.FormContainerZone(reqInfo.Namespace)
if zone != info.Zone {
return nil, fmt.Errorf("ns '%s' and zone '%s' are mismatched for container '%s'", zone, info.Zone, prm.ContainerID)
}
@ -111,7 +111,7 @@ func (n *Layer) createContainer(ctx context.Context, p *CreateBucketParams) (*da
p.LocationConstraint = api.DefaultLocationConstraint // s3tests_boto3.functional.test_s3:test_bucket_get_location
}
zone, _ := n.features.FormContainerZone(p.Namespace)
zone := n.features.FormContainerZone(p.Namespace)
bktInfo := &data.BucketInfo{
Name: p.Name,

6
api/layer/frostfs_mock.go
View file

@ -52,12 +52,12 @@ func (k *FeatureSettingsMock) SetMD5Enabled(md5Enabled bool) {
k.md5Enabled = md5Enabled
}
func (k *FeatureSettingsMock) FormContainerZone(ns string) (zone string, isDefault bool) {
func (k *FeatureSettingsMock) FormContainerZone(ns string) string {
if ns == "" {
return v2container.SysAttributeZoneDefault, true
return v2container.SysAttributeZoneDefault
}
return ns + ".ns", false
return ns + ".ns"
}
type TestFrostFS struct {

16
api/layer/layer.go
View file

@ -35,14 +35,14 @@ import (
type (
BucketResolver interface {
Resolve(ctx context.Context, name string) (cid.ID, error)
Resolve(ctx context.Context, zone, name string) (cid.ID, error)
}
FeatureSettings interface {
ClientCut() bool
BufferMaxSizeForPut() uint64
MD5Enabled() bool
FormContainerZone(ns string) (zone string, isDefault bool)
FormContainerZone(ns string) string
}
Layer struct {
@ -322,13 +322,13 @@ func (n *Layer) GetBucketInfo(ctx context.Context, name string) (*data.BucketInf
}
reqInfo := middleware.GetReqInfo(ctx)
zone, _ := n.features.FormContainerZone(reqInfo.Namespace)
zone := n.features.FormContainerZone(reqInfo.Namespace)
if bktInfo := n.cache.GetBucket(zone, name); bktInfo != nil {
return bktInfo, nil
}
containerID, err := n.ResolveBucket(ctx, name)
containerID, err := n.ResolveBucket(ctx, zone, name)
if err != nil {
if strings.Contains(err.Error(), "not found") {
return nil, fmt.Errorf("%w: %s", errors.GetAPIError(errors.ErrNoSuchBucket), err.Error())
@ -352,13 +352,13 @@ func (n *Layer) ResolveCID(ctx context.Context, name string) (cid.ID, error) {
}
reqInfo := middleware.GetReqInfo(ctx)
zone, _ := n.features.FormContainerZone(reqInfo.Namespace)
zone := n.features.FormContainerZone(reqInfo.Namespace)
if bktInfo := n.cache.GetBucket(zone, name); bktInfo != nil {
return bktInfo.CID, nil
}
return n.ResolveBucket(ctx, name)
return n.ResolveBucket(ctx, zone, name)
}
// ListBuckets returns all user containers. The name of the bucket is a container
@ -798,10 +798,10 @@ func (n *Layer) CreateBucket(ctx context.Context, p *CreateBucketParams) (*data.
return nil, errors.GetAPIError(errors.ErrBucketAlreadyExists)
}
func (n *Layer) ResolveBucket(ctx context.Context, name string) (cid.ID, error) {
func (n *Layer) ResolveBucket(ctx context.Context, zone, name string) (cid.ID, error) {
var cnrID cid.ID
if err := cnrID.DecodeString(name); err != nil {
if cnrID, err = n.resolver.Resolve(ctx, name); err != nil {
if cnrID, err = n.resolver.Resolve(ctx, zone, name); err != nil {
return cid.ID{}, err
}

46
api/resolver/resolver.go
View file

@ -6,7 +6,7 @@ import (
"fmt"
"sync"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
v2container "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/ns"
@ -29,20 +29,14 @@ type FrostFS interface {
SystemDNS(context.Context) (string, error)
}
type Settings interface {
FormContainerZone(ns string) (zone string, isDefault bool)
}
type Config struct {
FrostFS FrostFS
RPCAddress string
Settings Settings
}
type BucketResolver struct {
rpcAddress string
frostfs FrostFS
settings Settings
mu sync.RWMutex
resolvers []*Resolver
@ -50,15 +44,15 @@ type BucketResolver struct {
type Resolver struct {
Name string
resolve func(context.Context, string) (cid.ID, error)
resolve func(context.Context, string, string) (cid.ID, error)
}
func (r *Resolver) SetResolveFunc(fn func(context.Context, string) (cid.ID, error)) {
func (r *Resolver) SetResolveFunc(fn func(context.Context, string, string) (cid.ID, error)) {
r.resolve = fn
}
func (r *Resolver) Resolve(ctx context.Context, name string) (cid.ID, error) {
return r.resolve(ctx, name)
func (r *Resolver) Resolve(ctx context.Context, zone, name string) (cid.ID, error) {
return r.resolve(ctx, zone, name)
}
func NewBucketResolver(resolverNames []string, cfg *Config) (*BucketResolver, error) {
@ -87,12 +81,12 @@ func createResolvers(resolverNames []string, cfg *Config) ([]*Resolver, error) {
return resolvers, nil
}
func (r *BucketResolver) Resolve(ctx context.Context, bktName string) (cnrID cid.ID, err error) {
func (r *BucketResolver) Resolve(ctx context.Context, zone, bktName string) (cnrID cid.ID, err error) {
r.mu.RLock()
defer r.mu.RUnlock()
for _, resolver := range r.resolvers {
cnrID, resolverErr := resolver.Resolve(ctx, bktName)
cnrID, resolverErr := resolver.Resolve(ctx, zone, bktName)
if resolverErr != nil {
resolverErr = fmt.Errorf("%s: %w", resolver.Name, resolverErr)
if err == nil {
@ -123,7 +117,6 @@ func (r *BucketResolver) UpdateResolvers(resolverNames []string) error {
cfg := &Config{
FrostFS: r.frostfs,
RPCAddress: r.rpcAddress,
Settings: r.settings,
}
resolvers, err := createResolvers(resolverNames, cfg)
@ -152,30 +145,25 @@ func (r *BucketResolver) equals(resolverNames []string) bool {
func newResolver(name string, cfg *Config) (*Resolver, error) {
switch name {
case DNSResolver:
return NewDNSResolver(cfg.FrostFS, cfg.Settings)
return NewDNSResolver(cfg.FrostFS)
case NNSResolver:
return NewNNSResolver(cfg.RPCAddress, cfg.Settings)
return NewNNSResolver(cfg.RPCAddress)
default:
return nil, fmt.Errorf("unknown resolver: %s", name)
}
}
func NewDNSResolver(frostFS FrostFS, settings Settings) (*Resolver, error) {
func NewDNSResolver(frostFS FrostFS) (*Resolver, error) {
if frostFS == nil {
return nil, fmt.Errorf("pool must not be nil for DNS resolver")
}
if settings == nil {
return nil, fmt.Errorf("resolver settings must not be nil for DNS resolver")
}
var dns ns.DNS
resolveFunc := func(ctx context.Context, name string) (cid.ID, error) {
resolveFunc := func(ctx context.Context, zone, name string) (cid.ID, error) {
var err error
reqInfo := middleware.GetReqInfo(ctx)
zone, isDefault := settings.FormContainerZone(reqInfo.Namespace)
if isDefault {
if zone == v2container.SysAttributeZoneDefault {
zone, err = frostFS.SystemDNS(ctx)
if err != nil {
return cid.ID{}, fmt.Errorf("read system DNS parameter of the FrostFS: %w", err)
@ -196,13 +184,10 @@ func NewDNSResolver(frostFS FrostFS, settings Settings) (*Resolver, error) {
}, nil
}
func NewNNSResolver(address string, settings Settings) (*Resolver, error) {
func NewNNSResolver(address string) (*Resolver, error) {
if address == "" {
return nil, fmt.Errorf("rpc address must not be empty for NNS resolver")
}
if settings == nil {
return nil, fmt.Errorf("resolver settings must not be nil for NNS resolver")
}
var nns ns.NNS
@ -210,12 +195,9 @@ func NewNNSResolver(address string, settings Settings) (*Resolver, error) {
return nil, fmt.Errorf("dial %s: %w", address, err)
}
resolveFunc := func(ctx context.Context, name string) (cid.ID, error) {
resolveFunc := func(_ context.Context, zone, name string) (cid.ID, error) {
var d container.Domain
d.SetName(name)
reqInfo := middleware.GetReqInfo(ctx)
zone, _ := settings.FormContainerZone(reqInfo.Namespace)
d.SetZone(zone)
cnrID, err := nns.ResolveContainerDomain(d)

17
cmd/s3-gw/app.go
View file

@ -11,6 +11,7 @@ import (
"os"
"os/signal"
"runtime/debug"
"strings"
"sync"
"syscall"
"time"
@ -404,12 +405,12 @@ func (s *appSettings) NamespaceHeader() string {
return s.namespaceHeader
}
func (s *appSettings) FormContainerZone(ns string) (zone string, isDefault bool) {
func (s *appSettings) FormContainerZone(ns string) string {
if len(ns) == 0 {
return v2container.SysAttributeZoneDefault, true
return v2container.SysAttributeZoneDefault
}
return ns + ".ns", false
return ns + ".ns"
}
func (s *appSettings) isDefaultNamespace(ns string) bool {
@ -525,7 +526,6 @@ func (a *App) getResolverConfig() *resolver.Config {
return &resolver.Config{
FrostFS: frostfs.NewResolverFrostFS(a.pool),
RPCAddress: a.cfg.GetString(cfgRPCEndpoint),
Settings: a.settings,
}
}
@ -1062,8 +1062,13 @@ func (a *App) fetchContainerInfo(ctx context.Context, cfgKey string) (info *data
var id cid.ID
if err = id.DecodeString(containerString); err != nil {
if id, err = a.bucketResolver.Resolve(ctx, containerString); err != nil {
return nil, fmt.Errorf("resolve container name %s: %w", containerString, err)
i := strings.Index(containerString, ".")
if i < 0 {
return nil, fmt.Errorf("invalid container address: %s", containerString)
}
if id, err = a.bucketResolver.Resolve(ctx, containerString[i+1:], containerString[:i]); err != nil {
return nil, fmt.Errorf("resolve container address %s: %w", containerString, err)
}
}