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33 lines
648 B
Go
33 lines
648 B
Go
package rpc
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import (
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"google.golang.org/grpc"
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"google.golang.org/grpc/balancer/roundrobin"
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"google.golang.org/grpc/connectivity"
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)
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type DirectClient struct {
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conn *grpc.ClientConn
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}
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func NewDirectClient(server string, opts ...ClientOption) (*DirectClient, error) {
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opts = append(opts, WithDialOption(grpc.WithBalancerName(roundrobin.Name)))
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conn, err := dial(server, opts...)
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if err != nil {
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return nil, err
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}
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return &DirectClient{
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conn: conn,
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}, nil
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}
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func (c *DirectClient) Next() (*grpc.ClientConn, bool) {
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state := c.conn.GetState()
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if state == connectivity.Ready {
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return c.conn, true
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} else {
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return nil, false
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}
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}
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