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package blackbox
import (
"fmt"
"net/url"
"time"
"github.com/pelletier/go-toml"
logconfig "gitlab.com/gitlab-org/gitaly/v14/internal/gitaly/config/log"
)
type Config struct {
PrometheusListenAddr string `toml:"prometheus_listen_addr"`
Sleep int `toml:"sleep"`
SleepDuration time.Duration
Logging logconfig.Config `toml:"logging"`
Probes []Probe `toml:"probe"`
}
type Probe struct {
Name string `toml:"name"`
URL string `toml:"url"`
User string `toml:"user"`
Password string `toml:"password"`
}
func ParseConfig(raw string) (*Config, error) {
config := &Config{}
if err := toml.Unmarshal([]byte(raw), config); err != nil {
return nil, err
}
if config.PrometheusListenAddr == "" {
return nil, fmt.Errorf("missing prometheus_listen_addr")
}
if config.Sleep < 0 {
return nil, fmt.Errorf("sleep time is less than 0")
}
if config.Sleep == 0 {
config.Sleep = 15 * 60
}
config.SleepDuration = time.Duration(config.Sleep) * time.Second
if len(config.Probes) == 0 {
return nil, fmt.Errorf("must define at least one probe")
}
for _, probe := range config.Probes {
if len(probe.Name) == 0 {
return nil, fmt.Errorf("all probes must have a 'name' attribute")
}
parsedURL, err := url.Parse(probe.URL)
if err != nil {
return nil, err
}
if s := parsedURL.Scheme; s != "http" && s != "https" {
return nil, fmt.Errorf("unsupported probe URL scheme: %v", probe.URL)
}
}
return config, nil
}
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