// getRunningAllocs returns a slice of allocation id's running on the node
func getRunningAllocs(client *api.Client, nodeID string) ([]*api.Allocation, error) {
var allocs []*api.Allocation
// Query the node allocations
nodeAllocs, _, err := client.Nodes().Allocations(nodeID, nil)
// Filter list to only running allocations
for _, alloc := range nodeAllocs {
if alloc.ClientStatus == "running" {
allocs = append(allocs, alloc)
}
}
return allocs, err
}
// getAllocs returns information about every running allocation on the node
func getAllocs(client *api.Client, node *api.Node, length int) ([]string, error) {
var allocs []string
// Query the node allocations
nodeAllocs, _, err := client.Nodes().Allocations(node.ID, nil)
// Format the allocations
allocs = make([]string, len(nodeAllocs)+1)
allocs[0] = "ID|Eval ID|Job ID|Task Group|Desired Status|Client Status"
for i, alloc := range nodeAllocs {
allocs[i+1] = fmt.Sprintf("%s|%s|%s|%s|%s|%s",
limit(alloc.ID, length),
limit(alloc.EvalID, length),
alloc.JobID,
alloc.TaskGroup,
alloc.DesiredStatus,
alloc.ClientStatus)
}
return allocs, err
}
func (c *NodeStatusCommand) formatNode(client *api.Client, node *api.Node) int {
// Format the header output
basic := []string{
fmt.Sprintf("ID|%s", limit(node.ID, c.length)),
fmt.Sprintf("Name|%s", node.Name),
fmt.Sprintf("Class|%s", node.NodeClass),
fmt.Sprintf("DC|%s", node.Datacenter),
fmt.Sprintf("Drain|%v", node.Drain),
fmt.Sprintf("Status|%s", node.Status),
}
if c.short {
c.Ui.Output(c.Colorize().Color(formatKV(basic)))
} else {
// Get the host stats
hostStats, nodeStatsErr := client.Nodes().Stats(node.ID, nil)
if nodeStatsErr != nil {
c.Ui.Output("")
c.Ui.Error(fmt.Sprintf("error fetching node stats (HINT: ensure Client.Advertise.HTTP is set): %v", nodeStatsErr))
}
if hostStats != nil {
uptime := time.Duration(hostStats.Uptime * uint64(time.Second))
basic = append(basic, fmt.Sprintf("Uptime|%s", uptime.String()))
}
c.Ui.Output(c.Colorize().Color(formatKV(basic)))
// Get list of running allocations on the node
runningAllocs, err := getRunningAllocs(client, node.ID)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error querying node for running allocations: %s", err))
return 1
}
allocatedResources := getAllocatedResources(client, runningAllocs, node)
c.Ui.Output(c.Colorize().Color("\n[bold]Allocated Resources[reset]"))
c.Ui.Output(formatList(allocatedResources))
actualResources, err := getActualResources(client, runningAllocs, node)
if err == nil {
c.Ui.Output(c.Colorize().Color("\n[bold]Allocation Resource Utilization[reset]"))
c.Ui.Output(formatList(actualResources))
}
hostResources, err := getHostResources(hostStats, node)
if err != nil {
c.Ui.Output("")
c.Ui.Error(fmt.Sprintf("error fetching node stats (HINT: ensure Client.Advertise.HTTP is set): %v", err))
}
if err == nil {
c.Ui.Output(c.Colorize().Color("\n[bold]Host Resource Utilization[reset]"))
c.Ui.Output(formatList(hostResources))
}
if hostStats != nil && c.stats {
c.Ui.Output(c.Colorize().Color("\n[bold]CPU Stats[reset]"))
c.printCpuStats(hostStats)
c.Ui.Output(c.Colorize().Color("\n[bold]Memory Stats[reset]"))
c.printMemoryStats(hostStats)
c.Ui.Output(c.Colorize().Color("\n[bold]Disk Stats[reset]"))
c.printDiskStats(hostStats)
}
}
allocs, err := getAllocs(client, node, c.length)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error querying node allocations: %s", err))
return 1
}
if len(allocs) > 1 {
c.Ui.Output(c.Colorize().Color("\n[bold]Allocations[reset]"))
c.Ui.Output(formatList(allocs))
}
if c.verbose {
c.formatAttributes(node)
}
return 0
}
