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Refactored broadcast for joining raft cluster. Instead of broadcasting repeatedly with a ticker, the message will be relayed using gossip protocol until it reaches the raft leader.

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Created scaffolding for forwarding mutation commands from replica nodes to leader node.
This commit is contained in:
Kelvin Clement Mwinuka
2024-01-19 16:40:55 +08:00
parent c82560294d
commit 1ac941151f
8 changed files with 86 additions and 60 deletions
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8
src/utils/config.go
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@@ -26,6 +26,7 @@ type Config struct {
DataDir string `json:"dataDir" yaml:"dataDir"`
BootstrapCluster bool `json:"BootstrapCluster" yaml:"bootstrapCluster"`
AclConfig string `json:"AclConfig" yaml:"AclConfig"`
ForwardCommand bool `json:"forwardCommand" yaml:"forwardCommand"`
RequirePass bool `json:"requirePass" yaml:"requirePass"`
Password string `json:"password" yaml:"password"`
}
@@ -42,10 +43,14 @@ func GetConfig() (Config, error) {
bindAddr := flag.String("bindAddr", "", "Address to bind the server to.")
raftBindPort := flag.Int("raftPort", 7481, "Port to use for intra-cluster communication. Leave on the client.")
mlBindPort := flag.Int("mlPort", 7946, "Port to use for memberlist communication.")
inMemory := flag.Bool("inMemory", false, "Whether to use memory or persisten storage for raft logs and snapshots.")
inMemory := flag.Bool("inMemory", false, "Whether to use memory or persistent storage for raft logs and snapshots.")
dataDir := flag.String("dataDir", "/var/lib/memstore", "Directory to store raft snapshots and logs.")
bootstrapCluster := flag.Bool("bootstrapCluster", false, "Whether this instance should bootstrap a new cluster.")
aclConfig := flag.String("aclConfig", "", "ACL config file path.")
forwardCommand := flag.Bool(
"forwardCommand",
false,
"If the node is a follower, this flag forwards mutation command to the leader when set to true")
requirePass := flag.Bool(
"requirePass",
false,
@@ -82,6 +87,7 @@ It is a plain text value by default but you can provide a SHA256 hash by adding
DataDir: *dataDir,
BootstrapCluster: *bootstrapCluster,
AclConfig: *aclConfig,
ForwardCommand: *forwardCommand,
RequirePass: *requirePass,
Password: *password,
}