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package server
import (
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/module/modserver"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/module/reverse_tunnel"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/module/reverse_tunnel/rpc"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/tool/grpctool"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/tool/retry"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
type server struct {
rpc.UnimplementedReverseTunnelServer
tunnelHandler reverse_tunnel.TunnelHandler
getAgentInfoPollConfig retry.PollConfigFactory
}
func (s *server) Connect(server rpc.ReverseTunnel_ConnectServer) error {
ctx := server.Context()
ageCtx := grpctool.MaxConnectionAgeContextFromStreamContext(ctx)
rpcApi := modserver.AgentRpcApiFromContext(ctx)
log := rpcApi.Log()
return rpcApi.PollWithBackoff(s.getAgentInfoPollConfig(), func() (error, retry.AttemptResult) {
agentInfo, err := rpcApi.AgentInfo(ctx, log)
if err != nil {
if status.Code(err) == codes.Unavailable {
return nil, retry.Backoff
}
return err, retry.Done // no wrap
}
return s.tunnelHandler.HandleTunnel(ageCtx, agentInfo, server), retry.Done
})
}
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