72 lines
1.7 KiB
Go
72 lines
1.7 KiB
Go
package consul
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import (
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"github.com/hashicorp/memberlist"
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"github.com/hashicorp/raft"
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"github.com/hashicorp/serf/serf"
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"io"
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"os"
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)
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const (
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DefaultRPCAddr = "0.0.0.0:8300"
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DefaultLANSerfPort = 8301
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DefaultWANSerfPort = 8302
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)
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// Config is used to configure the server
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type Config struct {
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// Datacenter is the datacenter this Consul server represents
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Datacenter string
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// DataDir is the directory to store our state in
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DataDir string
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// Node name is the name we use to advertise. Defaults to hostname.
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NodeName string
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// RaftConfig is the configuration used for Raft in the local DC
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RaftConfig *raft.Config
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// RPCAddr is the RPC address used by Consul. This should be reachable
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// by the WAN and LAN
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RPCAddr string
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// SerfLANConfig is the configuration for the intra-dc serf
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SerfLANConfig *serf.Config
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// SerfWANConfig is the configuration for the cross-dc serf
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SerfWANConfig *serf.Config
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// LogOutput is the location to write logs to. If this is not set,
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// logs will go to stderr.
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LogOutput io.Writer
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}
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// DefaultConfig is used to return a sane default configuration
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func DefaultConfig() *Config {
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hostname, err := os.Hostname()
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if err != nil {
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panic(err)
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}
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conf := &Config{
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Datacenter: "dc1",
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NodeName: hostname,
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RPCAddr: DefaultRPCAddr,
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RaftConfig: raft.DefaultConfig(),
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SerfLANConfig: serf.DefaultConfig(),
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SerfWANConfig: serf.DefaultConfig(),
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}
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// WAN Serf should use the WAN timing, since we are using it
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// to communicate between DC's
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conf.SerfWANConfig.MemberlistConfig = memberlist.DefaultWANConfig()
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// Ensure we don't have port conflicts
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conf.SerfLANConfig.MemberlistConfig.Port = DefaultLANSerfPort
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conf.SerfWANConfig.MemberlistConfig.Port = DefaultWANSerfPort
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return conf
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}
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