/
config.go
63 lines (54 loc) · 2.02 KB
/
config.go
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package config
import (
"encoding/json"
"fmt"
"net/url"
"gopkg.in/validator.v2"
)
type Config struct {
Address string `json:"address" validate:"nonzero"`
Port string `json:"port" validate:"nonzero"`
Nats []NatsConfig `json:"nats"`
Index string `json:"index"`
ServerCert string `json:"server_cert" validate:"nonzero"`
ServerKey string `json:"server_key" validate:"nonzero"`
CACert string `json:"ca_cert" validate:"nonzero"`
MetronPort int `json:"metron_port" validate:"min=1"`
LogLevelAddress string `json:"log_level_address"`
LogLevelPort int `json:"log_level_port"`
StalenessThresholdSeconds int `json:"staleness_threshold_seconds" validate:"min=1"`
PruningIntervalSeconds int `json:"pruning_interval_seconds" validate:"min=1"`
MetricsEmitSeconds int `json:"metrics_emit_seconds" validate:"min=1"`
ResumePruningDelaySeconds int `json:"resume_pruning_delay_seconds" validate:"min=0"`
WarmDurationSeconds int `json:"warm_duration_seconds" validate:"min=0"`
}
type NatsConfig struct {
Host string `json:"host"`
Port uint16 `json:"port"`
User string `json:"user"`
Pass string `json:"pass"`
}
func NewConfig(configJSON []byte) (*Config, error) {
sdcConfig := &Config{}
err := json.Unmarshal(configJSON, sdcConfig)
if err != nil {
return nil, fmt.Errorf("unmarshal config: %s", err)
}
if err = validator.Validate(sdcConfig); err != nil {
return nil, fmt.Errorf("invalid config: %s", err)
}
return sdcConfig, err
}
func (c *Config) NatsServers() []string {
var natsServers []string
for _, info := range c.Nats {
uri :=
url.URL{
Scheme: "nats",
User: url.UserPassword(info.User, info.Pass),
Host: fmt.Sprintf("%s:%d", info.Host, info.Port),
}
natsServers = append(natsServers, uri.String())
}
return natsServers
}