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Plugin context check: check termios settings

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This commit is contained in:
Olof hagsand 2021-10-21 15:44:04 +02:00
parent 7d7024d114
commit 5d29d8aff0
6 changed files with 119 additions and 17 deletions
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26
apps/cli/cli_common.c
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@ -165,17 +165,17 @@ cli_signal_flush(clicon_handle h)
sigfn_t h1, h2, h3, h4;
set_signal (SIGTSTP, SIG_IGN, &h1);
set_signal (SIGQUIT, SIG_IGN, &h2);
set_signal (SIGCHLD, SIG_IGN, &h3);
set_signal (SIGINT, SIG_IGN, &h4);
set_signal(SIGTSTP, SIG_IGN, &h1);
set_signal(SIGQUIT, SIG_IGN, &h2);
set_signal(SIGCHLD, SIG_IGN, &h3);
set_signal(SIGINT, SIG_IGN, &h4);
cli_signal_unblock (h);
set_signal (SIGTSTP, h1, NULL);
set_signal (SIGQUIT, h2, NULL);
set_signal (SIGCHLD, h3, NULL);
set_signal (SIGINT, h4, NULL);
set_signal(SIGTSTP, h1, NULL);
set_signal(SIGQUIT, h2, NULL);
set_signal(SIGCHLD, h3, NULL);
set_signal(SIGINT, h4, NULL);
cli_signal_block (h);
}
@ -562,9 +562,10 @@ cli_start_shell(clicon_handle h,
int retval = -1;
char bcmd[128];
cg_var *cv1 = cvec_i(vars, 1);
sigset_t oldsigset;
struct sigaction oldsigaction[32] = {0,};
cmd = (cvec_len(vars)>1 ? cv_string_get(cv1) : NULL);
if ((pw = getpwuid(getuid())) == NULL){
clicon_err(OE_UNIX, errno, "getpwuid");
goto done;
@ -575,6 +576,9 @@ cli_start_shell(clicon_handle h,
goto done;
}
endpwent();
if (clixon_signal_save(&oldsigset, oldsigaction) < 0)
goto done;
cli_signal_flush(h);
cli_signal_unblock(h);
if (cmd){
@ -598,6 +602,8 @@ cli_start_shell(clicon_handle h,
goto done;
}
#endif
if (clixon_signal_restore(&oldsigset, oldsigaction) < 0)
goto done;
retval = 0;
done:
return retval;