mirror of https://github.com/minio/minio.git
84 lines
2.5 KiB
Go
84 lines
2.5 KiB
Go
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// Copyright (c) 2015-2023 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"context"
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"crypto/tls"
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"sync/atomic"
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"github.com/minio/minio-go/v7/pkg/set"
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"github.com/minio/minio/internal/fips"
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"github.com/minio/minio/internal/grid"
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xhttp "github.com/minio/minio/internal/http"
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"github.com/minio/minio/internal/rest"
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)
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// globalGrid is the global grid manager.
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var globalGrid atomic.Pointer[grid.Manager]
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// globalGridStart is a channel that will block startup of grid connections until closed.
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var globalGridStart = make(chan struct{})
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func initGlobalGrid(ctx context.Context, eps EndpointServerPools) error {
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seenHosts := set.NewStringSet()
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var hosts []string
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var local string
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for _, ep := range eps {
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for _, endpoint := range ep.Endpoints {
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u := endpoint.GridHost()
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if seenHosts.Contains(u) {
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continue
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}
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seenHosts.Add(u)
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// Set local endpoint
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if endpoint.IsLocal {
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local = u
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}
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hosts = append(hosts, u)
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}
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}
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lookupHost := globalDNSCache.LookupHost
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if IsKubernetes() || IsDocker() {
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lookupHost = nil
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}
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g, err := grid.NewManager(ctx, grid.ManagerOptions{
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Dialer: grid.ContextDialer(xhttp.DialContextWithLookupHost(lookupHost, xhttp.NewInternodeDialContext(rest.DefaultTimeout, globalTCPOptions))),
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Local: local,
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Hosts: hosts,
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AddAuth: newCachedAuthToken(),
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AuthRequest: storageServerRequestValidate,
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BlockConnect: globalGridStart,
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TLSConfig: &tls.Config{
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RootCAs: globalRootCAs,
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CipherSuites: fips.TLSCiphers(),
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CurvePreferences: fips.TLSCurveIDs(),
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},
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// Record incoming and outgoing bytes.
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Incoming: globalConnStats.incInternodeInputBytes,
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Outgoing: globalConnStats.incInternodeOutputBytes,
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TraceTo: globalTrace,
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})
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if err != nil {
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return err
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}
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globalGrid.Store(g)
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return nil
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}
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