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/* ISC license. */
#include <skalibs/types.h>
#include <skalibs/strerr2.h>
#include <skalibs/sgetopt.h>
#include <skalibs/tai.h>
#include <skalibs/genalloc.h>
#include <s6/fdholder.h>
#define USAGE "s6-fdholder-transferdump [ -t timeoutfrom:timeoutto ] socketfrom socketto"
#define dieusage() strerr_dieusage(100, USAGE)
int main (int argc, char const *const *argv)
{
s6_fdholder_t a = S6_FDHOLDER_ZERO ;
genalloc dump = GENALLOC_ZERO ; /* array of s6_fdholder_fd_t */
tain deadline, totto ;
PROG = "s6-fdholder-transferdump" ;
{
unsigned int timeoutfrom = 0, timeoutto = 0 ;
subgetopt l = SUBGETOPT_ZERO ;
for (;;)
{
int opt = subgetopt_r(argc, argv, "t:", &l) ;
if (opt == -1) break ;
switch (opt)
{
case 't' :
{
size_t pos = uint_scan(l.arg, &timeoutfrom) ;
if (!pos)
{
if (l.arg[pos] != ':') dieusage() ;
timeoutfrom = 0 ;
}
if (!l.arg[pos]) timeoutto = 0 ;
else
{
if (l.arg[pos++] != ':') dieusage() ;
if (!l.arg[pos]) timeoutto = 0 ;
else if (!uint0_scan(l.arg + pos, &timeoutto)) dieusage() ;
}
break ;
}
default : dieusage() ;
}
}
argc -= l.ind ; argv += l.ind ;
if (timeoutfrom) tain_from_millisecs(&deadline, timeoutfrom) ;
else deadline = tain_infinite_relative ;
if (timeoutto) tain_from_millisecs(&totto, timeoutto) ;
else totto = tain_infinite_relative ;
}
if (argc < 2) dieusage() ;
tain_now_set_stopwatch_g() ;
tain_add_g(&deadline, &deadline) ;
if (!s6_fdholder_start_g(&a, argv[0], &deadline))
strerr_diefu2sys(111, "connect to a source fd-holder daemon at ", argv[0]) ;
if (!s6_fdholder_getdump_g(&a, &dump, &deadline))
strerr_diefu1sys(1, "get dump") ;
s6_fdholder_end(&a) ;
tain_add_g(&deadline, &totto) ;
if (!s6_fdholder_start_g(&a, argv[1], &deadline))
strerr_diefu2sys(111, "connect to a destination fd-holder daemon at ", argv[1]) ;
if (!s6_fdholder_setdump_g(&a, genalloc_s(s6_fdholder_fd_t, &dump), genalloc_len(s6_fdholder_fd_t, &dump), &deadline))
strerr_diefu1sys(1, "set dump") ;
return 0 ;
}
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