Vendor psutils and remove neko

2015-04-03 17:22:31 -07:00
parent db74acb86d
commit 9c42aea28c
84 changed files with 9370 additions and 74 deletions
--- a/plugins/system/ps/mem/mem_freebsd.go
+++ b/plugins/system/ps/mem/mem_freebsd.go
@@ -0,0 +1,131 @@
+// +build freebsd
+
+package mem
+
+import (
+	"os/exec"
+	"strconv"
+	"strings"
+
+	common "github.com/shirou/gopsutil/common"
+)
+
+func VirtualMemory() (*VirtualMemoryStat, error) {
+	pageSize, err := common.DoSysctrl("vm.stats.vm.v_page_size")
+	if err != nil {
+		return nil, err
+	}
+	p, err := strconv.ParseUint(pageSize[0], 10, 64)
+	if err != nil {
+		return nil, err
+	}
+
+	pageCount, err := common.DoSysctrl("vm.stats.vm.v_page_count")
+	if err != nil {
+		return nil, err
+	}
+	free, err := common.DoSysctrl("vm.stats.vm.v_free_count")
+	if err != nil {
+		return nil, err
+	}
+	active, err := common.DoSysctrl("vm.stats.vm.v_active_count")
+	if err != nil {
+		return nil, err
+	}
+	inactive, err := common.DoSysctrl("vm.stats.vm.v_inactive_count")
+	if err != nil {
+		return nil, err
+	}
+	cache, err := common.DoSysctrl("vm.stats.vm.v_cache_count")
+	if err != nil {
+		return nil, err
+	}
+	buffer, err := common.DoSysctrl("vfs.bufspace")
+	if err != nil {
+		return nil, err
+	}
+	wired, err := common.DoSysctrl("vm.stats.vm.v_wire_count")
+	if err != nil {
+		return nil, err
+	}
+
+	parsed := make([]uint64, 0, 7)
+	vv := []string{
+		pageCount[0],
+		free[0],
+		active[0],
+		inactive[0],
+		cache[0],
+		buffer[0],
+		wired[0],
+	}
+	for _, target := range vv {
+		t, err := strconv.ParseUint(target, 10, 64)
+		if err != nil {
+			return nil, err
+		}
+		parsed = append(parsed, t)
+	}
+
+	ret := &VirtualMemoryStat{
+		Total:    parsed[0] * p,
+		Free:     parsed[1] * p,
+		Active:   parsed[2] * p,
+		Inactive: parsed[3] * p,
+		Cached:   parsed[4] * p,
+		Buffers:  parsed[5],
+		Wired:    parsed[6] * p,
+	}
+
+	// TODO: platform independent (worked freebsd?)
+	ret.Available = ret.Free + ret.Buffers + ret.Cached
+
+	ret.Used = ret.Total - ret.Free
+	ret.UsedPercent = float64(ret.Total-ret.Available) / float64(ret.Total) * 100.0
+
+	return ret, nil
+}
+
+// Return swapinfo
+// FreeBSD can have multiple swap devices. but use only first device
+func SwapMemory() (*SwapMemoryStat, error) {
+	out, err := exec.Command("swapinfo").Output()
+	if err != nil {
+		return nil, err
+	}
+	var ret *SwapMemoryStat
+	for _, line := range strings.Split(string(out), "\n") {
+		values := strings.Fields(line)
+		// skip title line
+		if len(values) == 0 || values[0] == "Device" {
+			continue
+		}
+
+		u := strings.Replace(values[4], "%", "", 1)
+		total_v, err := strconv.ParseUint(values[1], 10, 64)
+		if err != nil {
+			return nil, err
+		}
+		used_v, err := strconv.ParseUint(values[2], 10, 64)
+		if err != nil {
+			return nil, err
+		}
+		free_v, err := strconv.ParseUint(values[3], 10, 64)
+		if err != nil {
+			return nil, err
+		}
+		up_v, err := strconv.ParseFloat(u, 64)
+		if err != nil {
+			return nil, err
+		}
+
+		ret = &SwapMemoryStat{
+			Total:       total_v,
+			Used:        used_v,
+			Free:        free_v,
+			UsedPercent: up_v,
+		}
+	}
+
+	return ret, nil
+}