nodelist.h

linux/unix下c/s形式的资源监视,客户端负责搜集机器,再传送到服务端.

#ifndef _NODELIST_H_
#define _NODELIST_H_

#include "statinfo.h"
#include "config.h"

#include <linux/proc_fs.h>

struct node_entry {
	char host[20];				/* host's ip address */
	system_load_info* sysload;	/* system load */
	long timestamp;				/* timestamp when system load is last modified */
	struct proc_dir_entry *dir;	/* this node's dir entry in /proc/cluster */

	struct node_entry* prev;
	struct node_entry* next;
};

void nlist_init();

system_load_info* nlist_get(const char* host_ip);

/* update the node list according to the new sysload packet */
void nlist_update(const char* host_ip, system_load_info* sysload);

/* check the status of current node list */
void nlist_check();

/* remove all nodes in the list */
void nlist_removeall();

#endif