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les: historical data garbage collection (#19570)

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This change introduces garbage collection for the light client. Historical
chain data is deleted periodically. If you want to disable the GC, use
the --light.nopruning flag.
This commit is contained in:
gary rong
2020-07-13 17:02:54 +08:00
committed by GitHub
parent b8dd0890b3
commit 6eef141aef
45 changed files with 841 additions and 213 deletions
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6
eth/gen_config.go
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@ -29,6 +29,7 @@ func (c Config) MarshalTOML() (interface{}, error) {
LightIngress int `toml:",omitempty"`
LightEgress int `toml:",omitempty"`
LightPeers int `toml:",omitempty"`
LightNoPrune bool `toml:",omitempty"`
UltraLightServers []string `toml:",omitempty"`
UltraLightFraction int `toml:",omitempty"`
UltraLightOnlyAnnounce bool `toml:",omitempty"`
@ -66,6 +67,7 @@ func (c Config) MarshalTOML() (interface{}, error) {
enc.LightIngress = c.LightIngress
enc.LightEgress = c.LightEgress
enc.LightPeers = c.LightPeers
enc.LightNoPrune = c.LightNoPrune
enc.UltraLightServers = c.UltraLightServers
enc.UltraLightFraction = c.UltraLightFraction
enc.UltraLightOnlyAnnounce = c.UltraLightOnlyAnnounce
@ -107,6 +109,7 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
LightIngress *int `toml:",omitempty"`
LightEgress *int `toml:",omitempty"`
LightPeers *int `toml:",omitempty"`
LightNoPrune *bool `toml:",omitempty"`
UltraLightServers []string `toml:",omitempty"`
UltraLightFraction *int `toml:",omitempty"`
UltraLightOnlyAnnounce *bool `toml:",omitempty"`
@ -171,6 +174,9 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
if dec.LightPeers != nil {
c.LightPeers = *dec.LightPeers
}
if dec.LightNoPrune != nil {
c.LightNoPrune = *dec.LightNoPrune
}
if dec.UltraLightServers != nil {
c.UltraLightServers = dec.UltraLightServers
}