[#1713] node: Add Neo RPC switch interval to the config

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
This commit is contained in:
Pavel Karpy 2022-10-12 19:47:33 +03:00 committed by fyrchik
parent 0631b38da1
commit 9a0824766c
9 changed files with 34 additions and 12 deletions

View file

@ -22,6 +22,9 @@ const (
// CacheTTLDefault is a default value for cached values TTL.
// It is 0, because actual default depends on block time.
CacheTTLDefault = time.Duration(0)
// SwitchIntervalDefault is a default Neo RPCs switch interval.
SwitchIntervalDefault = 2 * time.Minute
)
// RPCEndpoint returns list of the values of "rpc_endpoint" config parameter
@ -81,3 +84,16 @@ func CacheTTL(c *config.Config) time.Duration {
return CacheTTLDefault
}
// SwitchInterval returns the value of "switch_interval" config parameter
// from "morph" section.
//
// Returns SwitchIntervalDefault if value is not positive duration.
func SwitchInterval(c *config.Config) time.Duration {
res := config.DurationSafe(c.Sub(subsection), "switch_interval")
if res != 0 {
return res
}
return SwitchIntervalDefault
}

View file

@ -18,6 +18,7 @@ func TestMorphSection(t *testing.T) {
require.Panics(t, func() { morphconfig.RPCEndpoint(empty) })
require.Equal(t, morphconfig.DialTimeoutDefault, morphconfig.DialTimeout(empty))
require.Equal(t, morphconfig.CacheTTLDefault, morphconfig.CacheTTL(empty))
require.Equal(t, morphconfig.SwitchIntervalDefault, morphconfig.SwitchInterval(empty))
})
const path = "../../../../config/example/node"
@ -33,6 +34,7 @@ func TestMorphSection(t *testing.T) {
require.Equal(t, rpcs, morphconfig.RPCEndpoint(c))
require.Equal(t, 30*time.Second, morphconfig.DialTimeout(c))
require.Equal(t, 15*time.Second, morphconfig.CacheTTL(c))
require.Equal(t, 3*time.Minute, morphconfig.SwitchInterval(c))
}
configtest.ForEachFileType(path, fileConfigTest)

View file

@ -51,6 +51,7 @@ func initMorphComponents(c *cfg) {
client.WithConnLostCallback(func() {
c.internalErr <- errors.New("morph connection has been lost")
}),
client.WithSwitchInterval(morphconfig.SwitchInterval(c.appCfg)),
)
if err != nil {
c.log.Info("failed to create neo RPC client",

View file

@ -62,6 +62,7 @@ NEOFS_CONTRACTS_PROXY=ad7c6b55b737b696e5c82c85445040964a03e97f
# Morph chain section
NEOFS_MORPH_DIAL_TIMEOUT=30s
NEOFS_MORPH_CACHE_TTL=15s
NEOFS_MORPH_SWITCH_INTERVAL=3m
NEOFS_MORPH_RPC_ENDPOINT_0_ADDRESS="wss://rpc1.morph.fs.neo.org:40341/ws"
NEOFS_MORPH_RPC_ENDPOINT_0_PRIORITY=0
NEOFS_MORPH_RPC_ENDPOINT_1_ADDRESS="wss://rpc2.morph.fs.neo.org:40341/ws"

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@ -100,6 +100,7 @@
"morph": {
"dial_timeout": "30s",
"cache_ttl": "15s",
"switch_interval": "3m",
"rpc_endpoint": [
{
"address": "wss://rpc1.morph.fs.neo.org:40341/ws",

View file

@ -84,6 +84,7 @@ morph:
cache_ttl: 15s # Sidechain cache TTL value (min interval between similar calls). Negative value disables caching.
# Default value: block time. It is recommended to have this value less or equal to block time.
# Cached entities: containers, container lists, eACL tables.
switch_interval: 3m # interval b/w RPC switch attempts if the node is connected not to the highest priority node
rpc_endpoint: # side chain NEO RPC endpoints; are shuffled and used one by one until the first success
- address: wss://rpc1.morph.fs.neo.org:40341/ws
priority: 0

View file

@ -137,13 +137,15 @@ morph:
priority: 1
- address: wss://rpc2.morph.fs.neo.org:40341/ws
priority: 2
switch_interval: 2m
```
| Parameter | Type | Default value | Description |
|----------------|-----------------------------------------------------------|------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|-------------------|-----------------------------------------------------------|------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `dial_timeout` | `duration` | `5s` | Timeout for dialing connections to N3 RPCs. |
| `cache_ttl` | `duration` | Morph block time | Sidechain cache TTL value (min interval between similar calls).<br/>Negative value disables caching.<br/>Cached entities: containers, container lists, eACL tables. |
| `rpc_endpoint` | list of [endpoint descriptions](#rpc_endpoint-subsection) | | Array of endpoint descriptions. |
| `switch_interval` | `duration` | `2m` | Time interval between the attempts to connect to the highest priority RPC node if the connection is not established yet. |
## `rpc_endpoint` subsection
| Parameter | Type | Default value | Description |

View file

@ -51,7 +51,6 @@ type cfg struct {
const (
defaultDialTimeout = 5 * time.Second
defaultWaitInterval = 500 * time.Millisecond
defaultSwitchInterval = 2 * time.Minute
)
func defaultConfig() *cfg {
@ -63,7 +62,6 @@ func defaultConfig() *cfg {
signer: &transaction.Signer{
Scopes: transaction.Global,
},
switchInterval: defaultSwitchInterval,
}
}

View file

@ -65,7 +65,7 @@ func (c *Client) switchRPC() bool {
c.rpcActor = act
c.gasToken = gas
if !c.switchIsActive.Load() &&
if c.cfg.switchInterval != 0 && !c.switchIsActive.Load() &&
c.endpoints.list[c.endpoints.curr].Priority != c.endpoints.list[0].Priority {
c.switchIsActive.Store(true)
go c.switchToMostPrioritized()