Merge pull request #1 from infrasonar/dev

add memory check

checkMemory.go

@@ -0,0 +1,33 @@
+package main
+
+import (
+	"github.com/c9s/goprocinfo/linux"
+	"github.com/infrasonar/go-libagent"
+)
+
+func readMemory(state map[string][]map[string]any) error {
+	mem, err := linux.ReadMemInfo("/proc/meminfo")
+	if err != nil {
+		return err
+	}
+
+	item := map[string]any{
+		"name":  "memory",
+		"free":  mem.MemFree,
+		"total": mem.MemTotal,
+	}
+
+	state["memory"] = []map[string]any{item}
+	return nil
+}
+
+func CheckMemory(check *libagent.Check) (map[string][]map[string]any, error) {
+	state := map[string][]map[string]any{}
+	var err error
+
+	if e := readMemory(state); e != nil {
+		err = e
+	}
+
+	return state, err
+}

main.go

@@ -53,6 +53,18 @@ func main() {
 	}
 	go checkDisk.Plan(quit)
 
+	CheckMemory := libagent.Check{
+		Key:             "memory",
+		Collector:       collector,
+		Asset:           asset,
+		IntervalEnv:     "CHECK_MEMORY_INTERVAL",
+		DefaultInterval: 300,
+		NoCount:         false,
+		SetTimestamp:    false,
+		Fn:              CheckMemory,
+	}
+	go CheckMemory.Plan(quit)
+
 	// Wait for quit
 	<-quit
 }