1 f0f4401f 2004-04-23 devnull #include <u.h>
  2 f0f4401f 2004-04-23 devnull #include <kvm.h>
  3 f0f4401f 2004-04-23 devnull #include <nlist.h>
  4 f0f4401f 2004-04-23 devnull #include <sys/types.h>
  5 f0f4401f 2004-04-23 devnull #include <sys/protosw.h>
  6 f0f4401f 2004-04-23 devnull #include <sys/socket.h>
  7 f0f4401f 2004-04-23 devnull #include <sys/sysctl.h>
  8 f0f4401f 2004-04-23 devnull #include <sys/time.h>
  9 f0f4401f 2004-04-23 devnull #include <sys/dkstat.h>
 10 f0f4401f 2004-04-23 devnull #include <net/if.h>
 11 f0f4401f 2004-04-23 devnull #include <net/if_var.h>
 12 f0f4401f 2004-04-23 devnull #include <net/if_dl.h>
 13 f0f4401f 2004-04-23 devnull #include <net/if_types.h>
 14 f0f4401f 2004-04-23 devnull #include <machine/apm_bios.h>
 15 f0f4401f 2004-04-23 devnull #include <sys/ioctl.h>
 16 f0f4401f 2004-04-23 devnull #include <limits.h>
 17 f0f4401f 2004-04-23 devnull #include <libc.h>
 18 f0f4401f 2004-04-23 devnull #include <bio.h>
 19 f0f4401f 2004-04-23 devnull #include "dat.h"
 20 f0f4401f 2004-04-23 devnull 
 21 f0f4401f 2004-04-23 devnull void xapm(int);
 22 f0f4401f 2004-04-23 devnull void xloadavg(int);
 23 f0f4401f 2004-04-23 devnull void xcpu(int);
 24 f0f4401f 2004-04-23 devnull void xswap(int);
 25 f0f4401f 2004-04-23 devnull void xsysctl(int);
 26 f0f4401f 2004-04-23 devnull void xnet(int);
 27 f0f4401f 2004-04-23 devnull void xkvm(int);
 28 f0f4401f 2004-04-23 devnull 
 29 f0f4401f 2004-04-23 devnull void (*statfn[])(int) =
 30 f0f4401f 2004-04-23 devnull {
 31 f0f4401f 2004-04-23 devnull 	xkvm,
 32 f0f4401f 2004-04-23 devnull 	xapm,
 33 f0f4401f 2004-04-23 devnull 	xloadavg,
 34 f0f4401f 2004-04-23 devnull 	xswap,
 35 f0f4401f 2004-04-23 devnull 	xcpu,
 36 f0f4401f 2004-04-23 devnull 	xsysctl,
 37 f0f4401f 2004-04-23 devnull 	xnet,
 38 f0f4401f 2004-04-23 devnull 	0
 39 f0f4401f 2004-04-23 devnull };
 40 f0f4401f 2004-04-23 devnull 
 41 f0f4401f 2004-04-23 devnull static kvm_t *kvm;
 42 f0f4401f 2004-04-23 devnull 
 43 f0f4401f 2004-04-23 devnull static struct nlist nl[] = {
 44 f0f4401f 2004-04-23 devnull 	{ "_ifnet" },
 45 f0f4401f 2004-04-23 devnull 	{ "_cp_time" },
 46 f0f4401f 2004-04-23 devnull 	{ "" },
 47 f0f4401f 2004-04-23 devnull };
 48 f0f4401f 2004-04-23 devnull 
 49 f0f4401f 2004-04-23 devnull void
 50 f0f4401f 2004-04-23 devnull kvminit(void)
 51 f0f4401f 2004-04-23 devnull {
 52 f0f4401f 2004-04-23 devnull 	char buf[_POSIX2_LINE_MAX];
 53 f0f4401f 2004-04-23 devnull 
 54 f0f4401f 2004-04-23 devnull 	if(kvm)
 55 f0f4401f 2004-04-23 devnull 		return;
 56 f0f4401f 2004-04-23 devnull 	kvm = kvm_openfiles(nil, nil, nil, OREAD, buf);
 57 f0f4401f 2004-04-23 devnull 	if(kvm == nil)
 58 f0f4401f 2004-04-23 devnull 		return;
 59 f0f4401f 2004-04-23 devnull 	if(kvm_nlist(kvm, nl) < 0 || nl[0].n_type == 0){
 60 f0f4401f 2004-04-23 devnull 		kvm = nil;
 61 f0f4401f 2004-04-23 devnull 		return;
 62 f0f4401f 2004-04-23 devnull 	}
 63 f0f4401f 2004-04-23 devnull }
 64 f0f4401f 2004-04-23 devnull 
 65 f0f4401f 2004-04-23 devnull void
 66 f0f4401f 2004-04-23 devnull xkvm(int first)
 67 f0f4401f 2004-04-23 devnull {
 68 f0f4401f 2004-04-23 devnull 	if(first)
 69 f0f4401f 2004-04-23 devnull 		kvminit();
 70 f0f4401f 2004-04-23 devnull }
 71 f0f4401f 2004-04-23 devnull 
 72 f0f4401f 2004-04-23 devnull int
 73 f0f4401f 2004-04-23 devnull kread(ulong addr, char *buf, int size)
 74 f0f4401f 2004-04-23 devnull {
 75 f0f4401f 2004-04-23 devnull 	if(kvm_read(kvm, addr, buf, size) != size){
 76 f0f4401f 2004-04-23 devnull 		memset(buf, 0, size);
 77 f0f4401f 2004-04-23 devnull 		return -1;
 78 f0f4401f 2004-04-23 devnull 	}
 79 f0f4401f 2004-04-23 devnull 	return size;
 80 f0f4401f 2004-04-23 devnull }
 81 f0f4401f 2004-04-23 devnull 
 82 f0f4401f 2004-04-23 devnull void
 83 f0f4401f 2004-04-23 devnull xnet(int first)
 84 f0f4401f 2004-04-23 devnull {
 85 f0f4401f 2004-04-23 devnull 	ulong out, in, outb, inb, err;
 86 f0f4401f 2004-04-23 devnull 	static ulong ifnetaddr;
 87 f0f4401f 2004-04-23 devnull 	ulong addr;
 88 f0f4401f 2004-04-23 devnull 	struct ifnet ifnet;
 89 f0f4401f 2004-04-23 devnull 	struct ifnethead ifnethead;
 90 f0f4401f 2004-04-23 devnull 	char name[16];
 91 f0f4401f 2004-04-23 devnull 
 92 f0f4401f 2004-04-23 devnull 	if(first)
 93 f0f4401f 2004-04-23 devnull 		return;
 94 f0f4401f 2004-04-23 devnull 
 95 f0f4401f 2004-04-23 devnull 	if(ifnetaddr == 0){
 96 f0f4401f 2004-04-23 devnull 		ifnetaddr = nl[0].n_value;
 97 f0f4401f 2004-04-23 devnull 		if(ifnetaddr == 0)
 98 f0f4401f 2004-04-23 devnull 			return;
 99 f0f4401f 2004-04-23 devnull 	}
100 f0f4401f 2004-04-23 devnull 
101 f0f4401f 2004-04-23 devnull 	if(kread(ifnetaddr, (char*)&ifnethead, sizeof ifnethead) < 0)
102 f0f4401f 2004-04-23 devnull 		return;
103 f0f4401f 2004-04-23 devnull 
104 f0f4401f 2004-04-23 devnull 	out = in = outb = inb = err = 0;
105 f0f4401f 2004-04-23 devnull 	addr = (ulong)TAILQ_FIRST(&ifnethead);
106 f0f4401f 2004-04-23 devnull 	while(addr){
107 f0f4401f 2004-04-23 devnull 		if(kread(addr, (char*)&ifnet, sizeof ifnet) < 0
108 f0f4401f 2004-04-23 devnull 		|| kread((ulong)ifnet.if_name, name, 16) < 0)
109 f0f4401f 2004-04-23 devnull 			return;
110 f0f4401f 2004-04-23 devnull 		name[15] = 0;
111 f0f4401f 2004-04-23 devnull 		addr = (ulong)TAILQ_NEXT(&ifnet, if_link);
112 f0f4401f 2004-04-23 devnull 		out += ifnet.if_opackets;
113 f0f4401f 2004-04-23 devnull 		in += ifnet.if_ipackets;
114 f0f4401f 2004-04-23 devnull 		outb += ifnet.if_obytes;
115 f0f4401f 2004-04-23 devnull 		inb += ifnet.if_ibytes;
116 f0f4401f 2004-04-23 devnull 		err += ifnet.if_oerrors+ifnet.if_ierrors;
117 f0f4401f 2004-04-23 devnull 	}
118 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "etherin %lud 1000\n", in);
119 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "etherout %lud 1000\n", out);
120 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "etherinb %lud 1000000\n", inb);
121 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "etheroutb %lud 1000000\n", outb);
122 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "ethererr %lud 1000\n", err);
123 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "ether %lud 1000\n", in+out);
124 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "etherb %lud 1000000\n", inb+outb);
125 f0f4401f 2004-04-23 devnull }
126 f0f4401f 2004-04-23 devnull 
127 f0f4401f 2004-04-23 devnull void
128 f0f4401f 2004-04-23 devnull xapm(int first)
129 f0f4401f 2004-04-23 devnull {
130 f0f4401f 2004-04-23 devnull 	static int fd;
131 f0f4401f 2004-04-23 devnull 	struct apm_info ai;
132 f0f4401f 2004-04-23 devnull 
133 f0f4401f 2004-04-23 devnull 	if(first){
134 f0f4401f 2004-04-23 devnull 		fd = open("/dev/apm", OREAD);
135 f0f4401f 2004-04-23 devnull 		return;
136 f0f4401f 2004-04-23 devnull 	}
137 f0f4401f 2004-04-23 devnull 
138 f0f4401f 2004-04-23 devnull 	if(ioctl(fd, APMIO_GETINFO, &ai) < 0)
139 f0f4401f 2004-04-23 devnull 		return;
140 f0f4401f 2004-04-23 devnull 
141 f0f4401f 2004-04-23 devnull 	if(ai.ai_batt_life <= 100)
142 f0f4401f 2004-04-23 devnull 		Bprint(&bout, "battery =%d 100\n", ai.ai_batt_life);
143 f0f4401f 2004-04-23 devnull }
144 f0f4401f 2004-04-23 devnull 
145 f0f4401f 2004-04-23 devnull int
146 f0f4401f 2004-04-23 devnull rsys(char *name, char *buf, int len)
147 f0f4401f 2004-04-23 devnull {
148 f0f4401f 2004-04-23 devnull 	size_t l;
149 f0f4401f 2004-04-23 devnull 
150 f0f4401f 2004-04-23 devnull 	l = len;
151 f0f4401f 2004-04-23 devnull 	if(sysctlbyname(name, buf, &l, nil, 0) < 0)
152 f0f4401f 2004-04-23 devnull 		return -1;
153 f0f4401f 2004-04-23 devnull 	buf[l] = 0;
154 f0f4401f 2004-04-23 devnull 	return l;
155 f0f4401f 2004-04-23 devnull }
156 f0f4401f 2004-04-23 devnull 
157 f0f4401f 2004-04-23 devnull vlong
158 f0f4401f 2004-04-23 devnull isys(char *name)
159 f0f4401f 2004-04-23 devnull {
160 f0f4401f 2004-04-23 devnull 	ulong u;
161 f0f4401f 2004-04-23 devnull 	size_t l;
162 f0f4401f 2004-04-23 devnull 
163 f0f4401f 2004-04-23 devnull 	l = sizeof u;
164 f0f4401f 2004-04-23 devnull 	if(sysctlbyname(name, &u, &l, nil, 0) < 0)
165 f0f4401f 2004-04-23 devnull 		return -1;
166 f0f4401f 2004-04-23 devnull 	return u;
167 f0f4401f 2004-04-23 devnull }
168 f0f4401f 2004-04-23 devnull 
169 f0f4401f 2004-04-23 devnull void
170 f0f4401f 2004-04-23 devnull xsysctl(int first)
171 f0f4401f 2004-04-23 devnull {
172 f0f4401f 2004-04-23 devnull 	static int pgsize;
173 f0f4401f 2004-04-23 devnull 
174 f0f4401f 2004-04-23 devnull 	if(first){
175 f0f4401f 2004-04-23 devnull 		pgsize = isys("vm.stats.vm.v_page_size");
176 f0f4401f 2004-04-23 devnull 		if(pgsize == 0)
177 f0f4401f 2004-04-23 devnull 			pgsize = 4096;
178 f0f4401f 2004-04-23 devnull 	}
179 f0f4401f 2004-04-23 devnull 
180 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "mem =%lld %lld\n", 
181 f0f4401f 2004-04-23 devnull 		isys("vm.stats.vm.v_active_count")*pgsize, 
182 f0f4401f 2004-04-23 devnull 		isys("vm.stats.vm.v_page_count")*pgsize);
183 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "context %lld 1000\n", isys("vm.stats.sys.v_swtch"));
184 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "syscall %lld 1000\n", isys("vm.stats.sys.v_syscall"));
185 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "intr %lld 1000\n", isys("vm.stats.sys.v_intr")+isys("vm.stats.sys.v_trap"));
186 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "fault %lld 1000\n", isys("vm.stats.vm.v_vm_faults"));
187 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "fork %lld 1000\n", isys("vm.stats.vm.v_forks")
188 f0f4401f 2004-04-23 devnull 		+isys("vm.stats.vm.v_rforks")
189 f0f4401f 2004-04-23 devnull 		+isys("vm.stats.vm.v_vforks"));
190 f0f4401f 2004-04-23 devnull }
191 f0f4401f 2004-04-23 devnull 
192 f0f4401f 2004-04-23 devnull void
193 f0f4401f 2004-04-23 devnull xcpu(int first)
194 f0f4401f 2004-04-23 devnull {
195 f0f4401f 2004-04-23 devnull 	static int stathz;
196 f0f4401f 2004-04-23 devnull 	ulong x[20];
197 f0f4401f 2004-04-23 devnull 	struct clockinfo *ci;
198 f0f4401f 2004-04-23 devnull 	int n;
199 f0f4401f 2004-04-23 devnull 
200 f0f4401f 2004-04-23 devnull 	if(first){
201 f0f4401f 2004-04-23 devnull 		if(rsys("kern.clockrate", (char*)&x, sizeof x) < sizeof ci)
202 f0f4401f 2004-04-23 devnull 			stathz = 128;
203 f0f4401f 2004-04-23 devnull 		else{
204 f0f4401f 2004-04-23 devnull 			ci = (struct clockinfo*)x;
205 f0f4401f 2004-04-23 devnull 			stathz = ci->stathz;
206 f0f4401f 2004-04-23 devnull 		}
207 f0f4401f 2004-04-23 devnull 		return;
208 f0f4401f 2004-04-23 devnull 	}
209 f0f4401f 2004-04-23 devnull 
210 f0f4401f 2004-04-23 devnull 	if((n=rsys("kern.cp_time", (char*)x, sizeof x)) < 5*sizeof(ulong))
211 f0f4401f 2004-04-23 devnull 		return;
212 f0f4401f 2004-04-23 devnull 
213 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "user %lud %d\n", x[CP_USER]+x[CP_NICE], stathz);
214 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "sys %lud %d\n", x[CP_SYS], stathz);
215 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "cpu %lud %d\n", x[CP_USER]+x[CP_NICE]+x[CP_SYS], stathz);
216 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "idle %lud %d\n", x[CP_IDLE], stathz);
217 f0f4401f 2004-04-23 devnull }
218 f0f4401f 2004-04-23 devnull 
219 f0f4401f 2004-04-23 devnull void
220 f0f4401f 2004-04-23 devnull xloadavg(int first)
221 f0f4401f 2004-04-23 devnull {
222 f0f4401f 2004-04-23 devnull 	double l[3];
223 f0f4401f 2004-04-23 devnull 
224 f0f4401f 2004-04-23 devnull 	if(first)
225 f0f4401f 2004-04-23 devnull 		return;
226 f0f4401f 2004-04-23 devnull 
227 f0f4401f 2004-04-23 devnull 	if(getloadavg(l, 3) < 0)
228 f0f4401f 2004-04-23 devnull 		return;
229 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "load =%d 1000\n", (int)(l[0]*1000.0));
230 f0f4401f 2004-04-23 devnull }
231 f0f4401f 2004-04-23 devnull 
232 f0f4401f 2004-04-23 devnull void
233 f0f4401f 2004-04-23 devnull xswap(int first)
234 f0f4401f 2004-04-23 devnull {
235 f0f4401f 2004-04-23 devnull 	static struct kvm_swap s;
236 f0f4401f 2004-04-23 devnull 	static ulong pgin, pgout;
237 f0f4401f 2004-04-23 devnull 	int i, o;
238 f0f4401f 2004-04-23 devnull 	static int pgsize;
239 f0f4401f 2004-04-23 devnull 
240 f0f4401f 2004-04-23 devnull 	if(first){
241 f0f4401f 2004-04-23 devnull 		pgsize = getpagesize();
242 f0f4401f 2004-04-23 devnull 		if(pgsize == 0)
243 f0f4401f 2004-04-23 devnull 			pgsize = 4096;
244 f0f4401f 2004-04-23 devnull 		return;
245 f0f4401f 2004-04-23 devnull 	}
246 f0f4401f 2004-04-23 devnull 
247 f0f4401f 2004-04-23 devnull 	if(kvm == nil)
248 f0f4401f 2004-04-23 devnull 		return;
249 f0f4401f 2004-04-23 devnull 
250 f0f4401f 2004-04-23 devnull 	i = isys("vm.stats.vm.v_swappgsin");
251 f0f4401f 2004-04-23 devnull 	o = isys("vm.stats.vm.v_swappgsout");
252 f0f4401f 2004-04-23 devnull 	if(i != pgin || o != pgout){
253 f0f4401f 2004-04-23 devnull 		pgin = i;
254 f0f4401f 2004-04-23 devnull 		pgout = o;
255 f0f4401f 2004-04-23 devnull 		kvm_getswapinfo(kvm, &s, 1, 0);
256 f0f4401f 2004-04-23 devnull 	}
257 f0f4401f 2004-04-23 devnull 
258 f0f4401f 2004-04-23 devnull 
259 f0f4401f 2004-04-23 devnull 	Bprint(&bout, "swap =%lld %lld\n", s.ksw_used*(vlong)pgsize, s.ksw_total*(vlong)pgsize);
260 f0f4401f 2004-04-23 devnull }
261 f0f4401f 2004-04-23 devnull