900fa261d8
* Changed healthcheck to get and compare IP address * Change default healthcheck frequency and retries
54 lines
1.4 KiB
Go
54 lines
1.4 KiB
Go
package cli
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import (
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"fmt"
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"math/rand"
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"net/http"
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"strings"
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"time"
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"github.com/qdm12/golibs/files"
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"github.com/qdm12/golibs/network"
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"github.com/qdm12/private-internet-access-docker/internal/params"
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)
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func HealthCheck() error {
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paramsReader := params.NewReader(nil)
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ipStatusFilepath, err := paramsReader.GetIPStatusFilepath()
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if err != nil {
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return err
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}
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// Get VPN ip address written to file
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fileManager := files.NewFileManager()
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b, err := fileManager.ReadFile(string(ipStatusFilepath))
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if err != nil {
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return err
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}
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vpnIP := string(b)
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// Get public IP address from one of the following urls
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urls := []string{
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"http://ip1.dynupdate.no-ip.com:8245",
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"http://ip1.dynupdate.no-ip.com",
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"https://api.ipify.org",
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"https://diagnostic.opendns.com/myip",
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"https://domains.google.com/checkip",
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"https://ifconfig.io/ip",
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"https://ip4.ddnss.de/meineip.php",
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"https://ipinfo.io/ip",
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}
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url := urls[rand.Intn(len(urls))]
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client := network.NewClient(3 * time.Second)
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content, status, err := client.GetContent(url, network.UseRandomUserAgent())
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if err != nil {
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return err
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} else if status != http.StatusOK {
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return fmt.Errorf("Received unexpected status code %d from %s", status, url)
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}
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publicIP := strings.ReplaceAll(string(content), "\n", "")
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if publicIP != vpnIP {
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return fmt.Errorf("Public IP address %s does not match VPN ip address %s on file", publicIP, vpnIP)
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}
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return nil
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}
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