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#include <u.h>
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#include <libc.h>
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#include <bio.h>
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#include <auth.h>
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/*
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 * called by listen as rexexec rexexec net dir ...
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 */
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void
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main(int argc, char **argv)
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{
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	char buf[8192];
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	int n, nn;
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	AuthInfo *ai;
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	ARGBEGIN{
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	}ARGEND;
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	ai = auth_proxy(0, auth_getkey, "proto=p9any role=server");
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	if(ai == nil)
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		sysfatal("auth_proxy: %r");
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	if(strcmp(ai->cuid, "none") == 0)
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		sysfatal("rexexec by none disallowed");
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	if(auth_chuid(ai, nil) < 0)
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		sysfatal("auth_chuid: %r");
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	n = 0;
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	do {
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		nn = read(0, buf+n, 1);
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		if(nn <= 0)
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			sysfatal("can't read command");
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		n += nn;
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		if(n == sizeof buf)
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			buf[n-1] = '\0';
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	} while (buf[n-1] != '\0');
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	putenv("service", "rx");
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	execl("/bin/rc", "rc", "-lc", buf, nil);
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	sysfatal("can't exec rc");
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}