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diskstatus: add IP field info #7

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Merged
merged 1 commit into from
May 11, 2023
Merged

diskstatus: add IP field info #7

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44 changes: 40 additions & 4 deletions services/diskstatus/diskstatus.go
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,8 @@ import (
"encoding/json"
"fmt"
"log"
"net"
"net/url"
"time"

"github.com/telkomdev/tob/config"
Expand Down Expand Up @@ -51,6 +53,37 @@ func (d *DiskStatus) Name() string {
return "diskstatus"
}

// Resolve hostname to IPv4 address
func (d *DiskStatus) resolveIPv4() string {
ipv4 := "N/A"

hostUrl, err := url.Parse(d.url)
if err != nil {
if d.verbose {
d.logger.Println(err)
}
return ipv4
}
hostname := hostUrl.Hostname()

ips, err := net.LookupIP(hostname)
if err != nil {
if d.verbose {
d.logger.Println(err)
}
return ipv4
}

for _, ip := range ips {
if ip.To4() != nil {
ipv4 = ip.String()
break
}
}

return ipv4
}

// Ping will try to ping the service
func (d *DiskStatus) Ping() []byte {
resp, err := httpx.HTTPGet(fmt.Sprintf("%s/check-disk", d.url), nil, 5)
Expand Down Expand Up @@ -96,20 +129,23 @@ func (d *DiskStatus) Ping() []byte {
diskUsed := util.InterfaceToFloat64(target.Data["diskUsed"])
filesystem := target.Data["filesystem"]

ipv4 := d.resolveIPv4()

if d.verbose {
d.logger.Println("IP :", ipv4)
d.logger.Println("threshold disk usage: ", thresholdDiskUsage)
d.logger.Println("disk used: ", diskUsed)
d.logger.Println("file system: ", filesystem)
}

if diskUsed >= thresholdDiskUsage {
d.SetMessage(fmt.Sprintf("disk used exceeds the threshold\nthreshold: %d%s\ndisk used: %d%s\nfile system: %s\n%s",
int(thresholdDiskUsage), "%", int(diskUsed), "%", filesystem, "-------------------------------------"))
d.SetMessage(fmt.Sprintf("disk used exceeds the threshold\nIP: %s\nthreshold: %d%s\ndisk used: %d%s\nfile system: %s\n%s",
ipv4, int(thresholdDiskUsage), "%", int(diskUsed), "%", filesystem, "-------------------------------------"))
return []byte("NOT_OK")
}

d.SetMessage(fmt.Sprintf("disk storage has been increased\nthreshold: %d%s\ndisk used: %d%s\nfile system: %s\n%s",
int(thresholdDiskUsage), "%", int(diskUsed), "%", filesystem, "-------------------------------------"))
d.SetMessage(fmt.Sprintf("disk storage has been increased\nIP: %s\nthreshold: %d%s\ndisk used: %d%s\nfile system: %s\n%s",
ipv4, int(thresholdDiskUsage), "%", int(diskUsed), "%", filesystem, "-------------------------------------"))
return []byte("OK")
}

Expand Down