83 lines
1.6 KiB
C
83 lines
1.6 KiB
C
/* Copyright (C) Charles Forsyth
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* See /doc/license/NOTICE.Plan9-9k.txt for details about the licensing.
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*/
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/* Portions of this file are Copyright (C) 2015-2018 Giacomo Tesio <giacomo@tesio.it>
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* See /doc/license/gpl-2.0.txt for details about the licensing.
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*/
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#include <u.h>
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#include <libc.h>
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#include <envvars.h>
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#include <auth.h>
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#include <9P2000.h>
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#include "../boot/boot.h"
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char *authaddr;
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static void glenda(void);
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void
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authentication(int cpuflag)
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{
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char *argv[16], **av;
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int ac;
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if(jehanne_access(factotumPath, AEXEC) < 0 || jehanne_getenv(ENV_USER) != nil){
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glenda();
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return;
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}
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/* start agent */
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ac = 0;
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av = argv;
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av[ac++] = "factotum";
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if(jehanne_getenv("debugfactotum"))
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av[ac++] = "-p";
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// av[ac++] = "-d"; /* debug traces */
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// av[ac++] = "-D"; /* 9p messages */
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if(cpuflag)
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av[ac++] = "-S";
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else
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av[ac++] = "-u";
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av[ac++] = "-sfactotum";
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if(authaddr != nil){
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av[ac++] = "-a";
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av[ac++] = authaddr;
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}
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av[ac] = 0;
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switch(jehanne_fork()){
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case -1:
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fatal("starting factotum");
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case 0:
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exec(factotumPath, (const char**)av);
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fatal("execing factotum");
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default:
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break;
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}
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/* wait for agent to really be there */
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while(jehanne_access("/mnt/factotum", AEXIST) < 0)
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jehanne_sleep(250);
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if(cpuflag)
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return;
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}
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static void
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glenda(void)
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{
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int fd;
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char *s;
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s = jehanne_getenv(ENV_USER);
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if(s == nil)
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s = "glenda";
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fd = open("#c/hostowner", OWRITE);
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if(fd >= 0){
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if(write(fd, s, jehanne_strlen(s)) != jehanne_strlen(s))
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jehanne_fprint(2, "setting #c/hostowner to %s: %r\n", s);
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close(fd);
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}
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jehanne_fprint(2, "Set hostowner to %s\n", s);
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}
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