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package main | ||
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type config struct { | ||
InfluxDB influxdb | ||
Solana solana | ||
} | ||
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type influxdb struct { | ||
URL string `env:"INFLUX_URL"` | ||
Username string `env:"INFLUX_USER"` | ||
Password string `env:"INFLUX_PWD"` | ||
Database string `env:"INFLUX_DATABASE"` | ||
} | ||
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type solana struct { | ||
URL string `env:"SOLANA_URL,required"` | ||
Percentile uint16 `env:"SOLANA_FEE_PERCENTILE" envDefault:"0"` | ||
} |
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package main | ||
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import ( | ||
"context" | ||
"flag" | ||
"fmt" | ||
"os" | ||
"sort" | ||
"time" | ||
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solana_client "github.com/blocto/solana-go-sdk/client" | ||
solana_common "github.com/blocto/solana-go-sdk/common" | ||
solana_rpc "github.com/blocto/solana-go-sdk/rpc" | ||
"github.com/caarlos0/env/v10" | ||
influxdb2 "github.com/influxdata/influxdb-client-go/v2" | ||
"github.com/rs/zerolog" | ||
"github.com/rs/zerolog/log" | ||
) | ||
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func main() { | ||
// init log | ||
zerolog.TimeFieldFormat = zerolog.TimeFormatUnix | ||
log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr, TimeFormat: time.RFC3339}) | ||
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debug := flag.Bool("debug", false, "sets log level to debug") | ||
flag.Parse() | ||
zerolog.SetGlobalLevel(zerolog.InfoLevel) | ||
if *debug { | ||
zerolog.SetGlobalLevel(zerolog.DebugLevel) | ||
} | ||
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// init config | ||
cfg := config{} | ||
if err := env.Parse(&cfg); err != nil { | ||
log.Fatal().Err(err).Msg("Config") | ||
} | ||
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for { | ||
func() { | ||
// init solana client | ||
solanaConn := solana_client.NewClient(cfg.Solana.URL) | ||
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// get the fees | ||
var prioritizationFees solana_rpc.PrioritizationFees | ||
var err error | ||
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) | ||
defer cancel() | ||
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prioritizationFees, err = solanaConn.GetRecentPrioritizationFeesWithConfig( | ||
ctx, | ||
[]solana_common.PublicKey{}, | ||
solana_rpc.GetRecentPrioritizationFeesConfig{ | ||
Percentile: cfg.Solana.Percentile, | ||
}, | ||
) | ||
if err != nil { | ||
log.Error().Err(err).Msg("Solana Client") | ||
return | ||
} | ||
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sort.Slice(prioritizationFees, func(i, j int) bool { | ||
return prioritizationFees[i].Slot > prioritizationFees[j].Slot | ||
}) | ||
if len(prioritizationFees) == 0 { | ||
log.Warn().Err(fmt.Errorf("got empty fees")).Msg("Solana Client") | ||
return | ||
} | ||
fee := prioritizationFees[0] | ||
if e := log.Debug(); e.Enabled() { | ||
e. | ||
Uint64("slot", fee.Slot). | ||
Uint16("percentile", cfg.Solana.Percentile). | ||
Uint64("fee", fee.PrioritizationFee). | ||
Msg("Datapoint") | ||
} | ||
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// write the datapoint | ||
if cfg.InfluxDB.URL != "" { | ||
influxConn := influxdb2.NewClient( | ||
cfg.InfluxDB.URL, | ||
fmt.Sprintf("%v/%v", cfg.InfluxDB.Username, cfg.InfluxDB.Password), | ||
) | ||
defer influxConn.Close() | ||
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writeAPI := influxConn.WriteAPI("anzaxyz", cfg.InfluxDB.Database) | ||
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writeAPI.WritePoint( | ||
influxdb2.NewPoint("fees", | ||
map[string]string{"percentile": fmt.Sprintf("%v", cfg.Solana.Percentile)}, | ||
map[string]interface{}{"slot": int64(fee.Slot), "fee": int64(fee.PrioritizationFee)}, | ||
time.Now(), | ||
), | ||
) | ||
} | ||
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time.Sleep(100 * time.Microsecond) | ||
}() | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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FROM golang:1.22 AS builder | ||
ARG COMPONENT | ||
WORKDIR /workspace | ||
COPY . . | ||
RUN go build -o app ./cmd/$COMPONENT | ||
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FROM debian:latest | ||
RUN \ | ||
apt-get update && \ | ||
apt-get install ca-certificates curl vim -y | ||
WORKDIR /workspace | ||
COPY --from=builder /workspace/app . | ||
CMD ["./app"] |
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