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101 lines
2.6 KiB
Diff
101 lines
2.6 KiB
Diff
diff --git a/internal/config/config.go b/internal/config/config.go
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index ba8f066..1c801cd 100644
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--- a/internal/config/config.go
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+++ b/internal/config/config.go
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@@ -2,8 +2,11 @@ package config
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import (
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"encoding/base64"
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+ "fmt"
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"os"
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+ "strconv"
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"sync"
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+
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"github.com/mrlhansen/idrac_exporter/internal/logging"
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"gopkg.in/yaml.v2"
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)
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@@ -17,9 +20,9 @@ type HostConfig struct {
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type RootConfig struct {
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mutex sync.Mutex
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- Address string `yaml:"address"`
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- Port uint `yaml:"port"`
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- MetricsPrefix string `yaml:"metrics_prefix"`
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+ Address string `yaml:"address"`
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+ Port uint `yaml:"port"`
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+ MetricsPrefix string `yaml:"metrics_prefix"`
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Collect struct {
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System bool `yaml:"system"`
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Sensors bool `yaml:"sensors"`
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@@ -28,9 +31,29 @@ type RootConfig struct {
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Storage bool `yaml:"storage"`
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Memory bool `yaml:"memory"`
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} `yaml:"metrics"`
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- Timeout uint `yaml:"timeout"`
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- Retries uint `yaml:"retries"`
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- Hosts map[string]*HostConfig `yaml:"hosts"`
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+ Timeout uint `yaml:"timeout"`
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+ Retries uint `yaml:"retries"`
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+ Hosts map[string]*HostConfig `yaml:"hosts"`
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+}
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+
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+func getEnv(envvar string, defvalue string) string {
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+ value := os.Getenv(envvar)
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+ if len(value) == 0 {
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+ return defvalue
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+ }
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+ return value
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+}
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+
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+func getEnvUint(envvar string, defvalue uint) uint {
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+ value, err := strconv.Atoi(getEnv(envvar, fmt.Sprint(defvalue)))
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+ if err != nil {
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+ logging.Fatalf("Failed parse integer value: %s", err)
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+ }
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+ if value == 0 {
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+ return defvalue
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+ }
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+
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+ return uint(value)
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}
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func (config *RootConfig) GetHostCfg(target string) *HostConfig {
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@@ -70,29 +93,29 @@ func ReadConfigFile(fileName string) {
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}
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if Config.Address == "" {
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- Config.Address = "0.0.0.0"
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+ Config.Address = getEnv("IDRAC_EXPORTER_LISTEN_ADDRESS", "0.0.0.0")
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}
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if Config.Port == 0 {
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- Config.Port = 9348
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+ Config.Port = getEnvUint("IDRAC_EXPORTER_LISTEN_PORT", 9348)
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}
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if Config.Timeout == 0 {
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- Config.Timeout = 10
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+ Config.Timeout = getEnvUint("IDRAC_EXPORTER_TIMEOUT", 10)
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}
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if Config.Retries == 0 {
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- Config.Retries = 1
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+ Config.Retries = getEnvUint("IDRAC_EXPORTER_RETRIES", 1)
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+ }
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+
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+ if Config.MetricsPrefix == "" {
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+ Config.MetricsPrefix = getEnv("IDRAC_EXPORTER_PREFIX", "idrac")
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}
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if len(Config.Hosts) == 0 {
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parseError("missing section", "hosts")
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}
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- if Config.MetricsPrefix == "" {
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- Config.MetricsPrefix = "idrac"
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- }
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-
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for k, v := range Config.Hosts {
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if v.Username == "" {
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parseError("missing username for host", k)
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