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implement Init;
#
# init program for standalone wm using TK
#
include "sys.m";
sys: Sys;
FD, Connection, sprint, Dir: import sys;
print, fprint, open, bind, mount, dial, sleep, read: import sys;
include "security.m";
auth: Auth;
include "draw.m";
draw: Draw;
Context: import draw;
include "keyring.m";
kr: Keyring;
Init: module
{
init: fn();
};
Command: module
{
init: fn(ctxt: ref Context, argv: list of string);
};
rootfs(server: string): int
{
ok, n: int;
c: Connection;
(ok, c) = dial("tcp!" + server + "!6666", nil);
if(ok < 0) {
sys->print("cannot connected to %s: %r\n", server);
return -1;
}
sys->print("Connected ...");
if(kr != nil && auth != nil){
err: string;
sys->print("Authenticate ...");
ai := kr->readauthinfo("/nvfs/default");
if(ai == nil){
sys->print("readauthinfo /nvfs/default failed: %r\n");
sys->print("trying mount as `nobody'\n");
}
(c.dfd, err) = auth->client("none", ai, c.dfd);
if(c.dfd == nil){
sys->print("authentication failed: %s\n", err);
return -1;
}
}
sys->print("mount ...");
c.cfd = nil;
n = mount(c.dfd, "/", sys->MREPL, "");
if(n > 0)
return 0;
return -1;
}
Bootpreadlen: con 128;
init()
{
spec: string;
sys = load Sys Sys->PATH;
kr = load Keyring Keyring->PATH;
auth = load Auth Auth->PATH;
if(auth != nil)
auth->init();
sys->print("**\n** Inferno\n** Vita Nuova\n**\n");
sys->print("Setup boot net services ...\n");
#
# Setup what we need to call a server and
# Authenticate
#
bind("#l", "/net", sys->MREPL);
bind("#I", "/net", sys->MAFTER);
bind("#c", "/dev", sys->MAFTER);
bind("#H", "/dev", sys->MAFTER);
nvramfd := sys->open("#H/hd0nvram", sys->ORDWR);
if(nvramfd != nil){
spec = "#Fhd0nvram";
if(bind(spec, "/nvfs", sys->MAFTER) < 0)
print("init: bind %s: %r\n", spec);
}
setsysname();
sys->print("bootp...");
fd := open("/net/ipifc/clone", sys->OWRITE);
if(fd == nil) {
print("init: open /net/ipifc/clone: %r\n");
exit;
}
cfg := array of byte "bind ether ether0";
if(sys->write(fd, cfg, len cfg) != len cfg) {
sys->print("could not bind interface: %r\n");
exit;
}
cfg = array of byte "bootp";
if(sys->write(fd, cfg, len cfg) != len cfg) {
sys->print("could not bootp: %r\n");
exit;
}
fd = open("/net/bootp", sys->OREAD);
if(fd == nil) {
print("init: open /net/bootp: %r");
exit;
}
buf := array[Bootpreadlen] of byte;
nr := read(fd, buf, len buf);
fd = nil;
if(nr <= 0) {
print("init: read /net/bootp: %r");
exit;
}
(ntok, ls) := sys->tokenize(string buf, " \t\n");
while(ls != nil) {
if(hd ls == "fsip"){
ls = tl ls;
break;
}
ls = tl ls;
}
if(ls == nil) {
print("init: server address not in bootp read");
exit;
}
srv := hd ls;
sys->print("server %s\nConnect ...\n", srv);
retrycount := 0;
while(rootfs(srv) < 0 && retrycount++ < 5)
sleep(1000);
sys->print("done\n");
#
# default namespace
#
bind("#c", "/dev", sys->MREPL); # console
bind("#l", "/net", sys->MREPL); # ethernet
bind("#I", "/net", sys->MBEFORE); # TCP/IP
bind("#p", "/prog", sys->MREPL); # prog device
sys->bind("#d", "/fd", Sys->MREPL);
sys->print("clock...\n");
setclock();
sys->print("sh...\n");
sh := load Command "/dis/sh.dis";
if (sh == nil)
print("cannot load /dis/sh.dis: %r\n");
sh->init(nil, "sh" :: "-i" :: nil);
}
setclock()
{
(ok, dir) := sys->stat("/");
if (ok < 0) {
print("init: stat /: %r");
return;
}
fd := sys->open("/dev/time", sys->OWRITE);
if (fd == nil) {
print("init: open /dev/time: %r");
return;
}
# Time is kept as microsecs, atime is in secs
b := array of byte sprint("%d000000", dir.atime);
if (sys->write(fd, b, len b) != len b)
print("init: write /dev/time: %r");
}
#
# Set system name from nvram
#
setsysname()
{
fd := open("/nvfs/ID", sys->OREAD);
if(fd == nil)
return;
fds := open("/dev/sysname", sys->OWRITE);
if(fds == nil)
return;
buf := array[128] of byte;
nr := sys->read(fd, buf, len buf);
if(nr <= 0)
return;
sys->write(fds, buf, nr);
}
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