frostfs-api-go-pogpp/pkg/client/opts.go

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package client
import (
"fmt"
"time"
"github.com/nspcc-dev/neofs-api-go/pkg"
"github.com/nspcc-dev/neofs-api-go/pkg/token"
v2accounting "github.com/nspcc-dev/neofs-api-go/v2/accounting"
v2container "github.com/nspcc-dev/neofs-api-go/v2/container"
v2netmap "github.com/nspcc-dev/neofs-api-go/v2/netmap"
v2object "github.com/nspcc-dev/neofs-api-go/v2/object"
"github.com/nspcc-dev/neofs-api-go/v2/refs"
v2session "github.com/nspcc-dev/neofs-api-go/v2/session"
"google.golang.org/grpc"
)
type (
CallOption interface {
apply(*callOptions)
}
Option interface {
apply(*clientOptions)
}
callOptions struct {
version *pkg.Version
xHeaders []*pkg.XHeader
ttl uint32
epoch uint64
session *token.SessionToken
bearer *token.BearerToken
}
clientOptions struct {
addr string
dialTimeout time.Duration
grpcOpts *grpcOptions
}
grpcOptions struct {
conn *grpc.ClientConn
v2ContainerClient *v2container.Client
v2AccountingClient *v2accounting.Client
v2SessionClient *v2session.Client
v2NetmapClient *v2netmap.Client
objectClientV2 *v2object.Client
}
v2SessionReqInfo struct {
addr *refs.Address
verb v2session.ObjectSessionVerb
exp, nbf, iat uint64
}
)
type errOptionsLack string
func (e errOptionsLack) Error() string {
return fmt.Sprintf("lack of sdk client options to create %s client", string(e))
}
func (c Client) defaultCallOptions() callOptions {
return callOptions{
ttl: 2,
version: pkg.SDKVersion(),
session: c.sessionToken,
bearer: c.bearerToken,
}
}
type funcCallOption struct {
f func(*callOptions)
}
func (fco *funcCallOption) apply(co *callOptions) {
fco.f(co)
}
func newFuncCallOption(f func(option *callOptions)) *funcCallOption {
return &funcCallOption{
f: f,
}
}
func WithXHeader(x *pkg.XHeader) CallOption {
return newFuncCallOption(func(option *callOptions) {
option.xHeaders = append(option.xHeaders, x)
})
}
func WithTTL(ttl uint32) CallOption {
return newFuncCallOption(func(option *callOptions) {
option.ttl = ttl
})
}
func WithEpoch(epoch uint64) CallOption {
return newFuncCallOption(func(option *callOptions) {
option.epoch = epoch
})
}
func WithSession(token *token.SessionToken) CallOption {
return newFuncCallOption(func(option *callOptions) {
option.session = token
})
}
func WithBearer(token *token.BearerToken) CallOption {
return newFuncCallOption(func(option *callOptions) {
option.bearer = token
})
}
func v2MetaHeaderFromOpts(options callOptions) *v2session.RequestMetaHeader {
meta := new(v2session.RequestMetaHeader)
meta.SetVersion(options.version.ToV2())
meta.SetTTL(options.ttl)
meta.SetEpoch(options.epoch)
xhdrs := make([]*v2session.XHeader, len(options.xHeaders))
for i := range options.xHeaders {
xhdrs[i] = options.xHeaders[i].ToV2()
}
meta.SetXHeaders(xhdrs)
if options.bearer != nil {
meta.SetBearerToken(options.bearer.ToV2())
}
meta.SetSessionToken(options.session.ToV2())
return meta
}
func defaultClientOptions() *clientOptions {
return &clientOptions{
grpcOpts: new(grpcOptions),
}
}
type funcClientOption struct {
f func(*clientOptions)
}
func (fco *funcClientOption) apply(co *clientOptions) {
fco.f(co)
}
func newFuncClientOption(f func(option *clientOptions)) *funcClientOption {
return &funcClientOption{
f: f,
}
}
func WithAddress(addr string) Option {
return newFuncClientOption(func(option *clientOptions) {
option.addr = addr
})
}
func WithGRPCConnection(grpcConn *grpc.ClientConn) Option {
return newFuncClientOption(func(option *clientOptions) {
option.grpcOpts.conn = grpcConn
})
}
// WithDialTimeout returns option to set connection timeout to the remote node.
func WithDialTimeout(dur time.Duration) Option {
return newFuncClientOption(func(option *clientOptions) {
option.dialTimeout = dur
})
}