Merge pull request #41 from unistack-org/backoff
use backoff for lookup too
This commit is contained in:
GitHub
commit
e4e144e7ed
61
drpc.go
61
drpc.go
@ -15,6 +15,7 @@ import (
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"go.unistack.org/micro/v3/codec"
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"go.unistack.org/micro/v3/errors"
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"go.unistack.org/micro/v3/metadata"
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"go.unistack.org/micro/v3/selector"
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"storj.io/drpc/drpcconn"
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dmetadata "storj.io/drpc/drpcmetadata"
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)
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@ -401,18 +402,7 @@ func (d *drpcClient) Call(ctx context.Context, req client.Request, rsp interface
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callOpts.Address = []string{d.opts.Proxy}
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}
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// lookup the route to send the reques to
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// TODO apply any filtering here
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routes, err := d.opts.Lookup(ctx, req, callOpts)
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if err != nil {
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return errors.InternalServerError("go.micro.client", err.Error())
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}
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// balance the list of nodes
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next, err := callOpts.Selector.Select(routes)
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if err != nil {
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return err
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}
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var next selector.Next
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// return errors.New("go.micro.client", "request timeout", 408)
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call := func(i int) error {
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@ -427,6 +417,23 @@ func (d *drpcClient) Call(ctx context.Context, req client.Request, rsp interface
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time.Sleep(t)
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}
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if next == nil {
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var routes []string
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// lookup the route to send the reques to
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// TODO apply any filtering here
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routes, err = d.opts.Lookup(ctx, req, callOpts)
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if err != nil {
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return errors.InternalServerError("go.micro.client", err.Error())
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}
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// balance the list of nodes
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next, err = callOpts.Selector.Select(routes)
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if err != nil {
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return err
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}
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}
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// get the next node
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node := next()
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@ -520,18 +527,7 @@ func (g *drpcClient) Stream(ctx context.Context, req client.Request, opts ...cli
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callOpts.Address = []string{g.opts.Proxy}
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}
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// lookup the route to send the reques to
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// TODO: move to internal lookup func
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routes, err := g.opts.Lookup(ctx, req, callOpts)
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if err != nil {
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return nil, errors.InternalServerError("go.micro.client", err.Error())
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}
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// balance the list of nodes
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next, err := callOpts.Selector.Select(routes)
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if err != nil {
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return nil, err
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}
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var next selector.Next
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call := func(i int) (client.Stream, error) {
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// call backoff first. Someone may want an initial start delay
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@ -545,6 +541,23 @@ func (g *drpcClient) Stream(ctx context.Context, req client.Request, opts ...cli
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time.Sleep(t)
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}
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if next == nil {
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var routes []string
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// lookup the route to send the reques to
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// TODO apply any filtering here
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routes, err = d.opts.Lookup(ctx, req, callOpts)
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if err != nil {
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return nil, errors.InternalServerError("go.micro.client", err.Error())
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}
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// balance the list of nodes
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next, err := callOpts.Selector.Select(routes)
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if err != nil {
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return nil, err
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}
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}
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// get the next node
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node := next()
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3
go.mod
3
go.mod
@ -3,6 +3,9 @@ module go.unistack.org/micro-client-drpc/v3
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go 1.16
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require (
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github.com/google/gnostic v0.6.9 // indirect
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github.com/zeebo/errs v1.3.0 // indirect
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go.unistack.org/micro/v3 v3.9.7
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google.golang.org/protobuf v1.28.0 // indirect
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storj.io/drpc v0.0.30
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)
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9
go.sum
9
go.sum
@ -39,8 +39,9 @@ github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw
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github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
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github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
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github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
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github.com/google/gnostic v0.6.6 h1:MVSM2r2j9aRUvYNym66JGW96Ddd5MN4sTi59yktb6yk=
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github.com/google/gnostic v0.6.6/go.mod h1:Nm8234We1lq6iB9OmlgNv3nH91XLLVZHCDayfA3xq+E=
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github.com/google/gnostic v0.6.9 h1:ZK/5VhkoX835RikCHpSUJV9a+S3e1zLh59YnyWeBW+0=
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github.com/google/gnostic v0.6.9/go.mod h1:Nm8234We1lq6iB9OmlgNv3nH91XLLVZHCDayfA3xq+E=
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github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
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github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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@ -71,8 +72,9 @@ github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415/go.mod h1:
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github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
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github.com/zeebo/assert v1.3.0 h1:g7C04CbJuIDKNPFHmsk4hwZDO5O+kntRxzaUoNXj+IQ=
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github.com/zeebo/assert v1.3.0/go.mod h1:Pq9JiuJQpG8JLJdtkwrJESF0Foym2/D9XMU5ciN/wJ0=
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github.com/zeebo/errs v1.2.2 h1:5NFypMTuSdoySVTqlNs1dEoU21QVamMQJxW/Fii5O7g=
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github.com/zeebo/errs v1.2.2/go.mod h1:sgbWHsvVuTPHcqJJGQ1WhI5KbWlHYz+2+2C/LSEtCw4=
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github.com/zeebo/errs v1.3.0 h1:hmiaKqgYZzcVgRL1Vkc1Mn2914BbzB0IBxs+ebeutGs=
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github.com/zeebo/errs v1.3.0/go.mod h1:sgbWHsvVuTPHcqJJGQ1WhI5KbWlHYz+2+2C/LSEtCw4=
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go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
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go.unistack.org/micro-proto/v3 v3.2.7 h1:zG6d69kHc+oij2lwQ3AfrCgdjiEVRG2A7TlsxjusWs4=
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go.unistack.org/micro-proto/v3 v3.2.7/go.mod h1:ZltVWNECD5yK+40+OCONzGw4OtmSdTpVi8/KFgo9dqM=
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@ -146,8 +148,9 @@ google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpAD
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google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
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google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
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google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
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google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
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google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
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google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw=
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google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
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gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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