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Merge pull request #90 from breed808/env

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Read credentials from env variable if not set
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Steve Brunton 2021-03-22 22:42:00 -04:00 committed by GitHub
commit 80008f80fa
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2 changed files with 15 additions and 0 deletions
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8
README.md
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@ -35,6 +35,14 @@ where `address` is the address of your router. `device` is the label name for th
in the metrics output to prometheus. The `user` and `password` are the ones you in the metrics output to prometheus. The `user` and `password` are the ones you
created for the exporter to use to access the API. created for the exporter to use to access the API.
User and password flags can be set with the `MIKROTIK_USER` and `MIKROTIK_PASSWORD` environment variables, respectively.
```
MIKROTIK_USER=prometheus
MIKROTIK_PASSWORD=changeme
./mikrotik-exporter -address 10.10.0.1 -device my_router
```
#### Config File #### Config File
`./mikrotik-exporter -config-file config.yml` `./mikrotik-exporter -config-file config.yml`

7
main.go
View File

@ -116,6 +116,13 @@ func loadConfigFromFile() (*config.Config, error) {
} }
func loadConfigFromFlags() (*config.Config, error) { func loadConfigFromFlags() (*config.Config, error) {
// Attempt to read credentials from env if not already defined
if *user == "" {
*user = os.Getenv("MIKROTIK_USER")
}
if *password == "" {
*password = os.Getenv("MIKROTIK_PASSWORD")
}
if *device == "" || *address == "" || *user == "" || *password == "" { if *device == "" || *address == "" || *user == "" || *password == "" {
return nil, fmt.Errorf("missing required param for single device configuration") return nil, fmt.Errorf("missing required param for single device configuration")
} }