1 f0f4401f 2004-04-23 devnull #include <u.h>
2 f0f4401f 2004-04-23 devnull #include <libc.h>
3 f0f4401f 2004-04-23 devnull #include <bio.h>
4 f0f4401f 2004-04-23 devnull #include "dat.h"
6 f0f4401f 2004-04-23 devnull Biobuf bout;
9 f0f4401f 2004-04-23 devnull usage(void)
11 f0f4401f 2004-04-23 devnull fprint(2, "usage: auxstats [system [executable]]\n");
12 f0f4401f 2004-04-23 devnull exits("usage");
18 f0f4401f 2004-04-23 devnull notifyf(void *v, char *msg)
22 272fd660 2004-04-23 devnull if(strstr(msg, "child"))
23 f0f4401f 2004-04-23 devnull noted(NCONT);
24 f0f4401f 2004-04-23 devnull postnote(PNPROC, pid, msg);
25 f0f4401f 2004-04-23 devnull exits(nil);
29 f0f4401f 2004-04-23 devnull main(int argc, char **argv)
31 f0f4401f 2004-04-23 devnull char *sys, *exe;
33 f0f4401f 2004-04-23 devnull Waitmsg *w;
35 f0f4401f 2004-04-23 devnull ARGBEGIN{
40 f0f4401f 2004-04-23 devnull notify(notifyf);
42 f0f4401f 2004-04-23 devnull sys = nil;
43 f0f4401f 2004-04-23 devnull exe = nil;
44 f0f4401f 2004-04-23 devnull if(argc > 0)
45 f0f4401f 2004-04-23 devnull sys = argv[0];
46 f0f4401f 2004-04-23 devnull if(argc > 1)
47 f0f4401f 2004-04-23 devnull exe = argv[1];
48 f0f4401f 2004-04-23 devnull if(argc > 2)
52 f0f4401f 2004-04-23 devnull if(exe == nil)
53 f0f4401f 2004-04-23 devnull exe = "auxstats";
55 f0f4401f 2004-04-23 devnull switch(pid = fork()){
57 f0f4401f 2004-04-23 devnull sysfatal("fork: %r");
59 f0f4401f 2004-04-23 devnull rfork(RFNOTEG);
60 272fd660 2004-04-23 devnull execlp("ssh", "ssh", "-nTC", sys, exe, nil);
61 272fd660 2004-04-23 devnull _exit(97);
63 f0f4401f 2004-04-23 devnull if((w = wait()) == nil)
64 f0f4401f 2004-04-23 devnull sysfatal("wait: %r");
65 f0f4401f 2004-04-23 devnull if(w->pid != pid)
66 f0f4401f 2004-04-23 devnull sysfatal("wait got wrong pid");
67 272fd660 2004-04-23 devnull if(atoi(w->msg) == 97)
68 f0f4401f 2004-04-23 devnull sysfatal("exec ssh failed");
70 f0f4401f 2004-04-23 devnull fprint(2, "stats: %s hung up; sleeping 60\n", sys);
71 f0f4401f 2004-04-23 devnull sleep(60*1000);
72 f0f4401f 2004-04-23 devnull fprint(2, "stats: redialing %s\n", sys);
78 f0f4401f 2004-04-23 devnull for(i=0; statfn[i]; i++)
79 f0f4401f 2004-04-23 devnull statfn[i](1);
81 f0f4401f 2004-04-23 devnull Binit(&bout, 1, OWRITE);
83 f0f4401f 2004-04-23 devnull Bflush(&bout);
84 f0f4401f 2004-04-23 devnull sleep(900);
85 f0f4401f 2004-04-23 devnull for(i=0; statfn[i]; i++)
86 f0f4401f 2004-04-23 devnull statfn[i](0);
90 f0f4401f 2004-04-23 devnull char buf[16384];
91 f0f4401f 2004-04-23 devnull char *line[100];
92 f0f4401f 2004-04-23 devnull char *tok[100];
93 f0f4401f 2004-04-23 devnull int nline, ntok;
96 f0f4401f 2004-04-23 devnull readfile(int fd)
100 f0f4401f 2004-04-23 devnull if(fd == -1){
101 f0f4401f 2004-04-23 devnull nline = 0;
105 f0f4401f 2004-04-23 devnull seek(fd, 0, 0);
106 f0f4401f 2004-04-23 devnull n = read(fd, buf, sizeof buf-1);
107 f0f4401f 2004-04-23 devnull if(n < 0)
109 f0f4401f 2004-04-23 devnull buf[n] = 0;
111 f0f4401f 2004-04-23 devnull nline = getfields(buf, line, nelem(line), 0, "\n");
115 f0f4401f 2004-04-23 devnull tokens(int i)
117 f0f4401f 2004-04-23 devnull if(i >= nline){
118 f0f4401f 2004-04-23 devnull ntok = 0;
121 f0f4401f 2004-04-23 devnull ntok = tokenize(line[i], tok, nelem(tok));