/* Update the free space on the device */
bool DEVICE::update_freespace()
{
POOL_MEM ocmd(PM_FNAME);
POOLMEM* results;
char* icmd;
int timeout;
uint64_t free;
char ed1[50];
bool ok = false;
int status;
if (!is_dvd() || is_freespace_ok()) {
return true;
}
/* The device must be mounted in order to dvd-freespace to work */
mount(1);
Dsm_check(400);
icmd = device->free_space_command;
if (!icmd) {
free_space = 0;
free_space_errno = 0;
clear_freespace_ok(); /* No valid freespace */
clear_media();
Dmsg2(29, "ERROR: update_free_space_dev: free_space=%s, free_space_errno=%d (!icmd)\n",
edit_uint64(free_space, ed1), free_space_errno);
Mmsg(errmsg, _("No FreeSpace command defined.\n"));
return false;
}
edit_mount_codes(ocmd, icmd);
Dmsg1(29, "update_freespace: cmd=%s\n", ocmd.c_str());
results = get_pool_memory(PM_MESSAGE);
/* Try at most 3 times to get the free space on the device. This should perhaps be configurable. */
timeout = 3;
while (1) {
berrno be;
Dmsg1(20, "Run freespace prog=%s\n", ocmd.c_str());
status = run_program_full_output(ocmd.c_str(), max_open_wait/2, results);
Dmsg2(500, "Freespace status=%d result=%s\n", status, results);
if (status == 0) {
free = str_to_int64(results);
Dmsg1(400, "Free space program run: Freespace=%s\n", results);
if (free >= 0) {
free_space = free;
free_space_errno = 0;
set_freespace_ok(); /* have valid freespace */
set_media();
Mmsg(errmsg, "");
ok = true;
break;
}
}
free_space = 0;
free_space_errno = EPIPE;
clear_freespace_ok(); /* no valid freespace */
Mmsg2(errmsg, _("Cannot run free space command. Results=%s ERR=%s\n"),
results, be.bstrerror(status));
if (--timeout > 0) {
Dmsg4(40, "Cannot get free space on device %s. free_space=%s, "
"free_space_errno=%d ERR=%s\n", print_name(),
edit_uint64(free_space, ed1), free_space_errno,
errmsg);
bmicrosleep(1, 0);
continue;
}
dev_errno = free_space_errno;
Dmsg4(40, "Cannot get free space on device %s. free_space=%s, "
"free_space_errno=%d ERR=%s\n",
print_name(), edit_uint64(free_space, ed1),
free_space_errno, errmsg);
break;
}
free_pool_memory(results);
Dmsg4(29, "leave update_freespace: free_space=%s freespace_ok=%d free_space_errno=%d have_media=%d\n",
edit_uint64(free_space, ed1), !!is_freespace_ok(), free_space_errno, !!have_media());
Dsm_check(400);
return ok;
}
/* Update the free space on the device */
bool DEVICE::update_freespace()
{
POOL_MEM ocmd(PM_FNAME);
POOLMEM* results;
char* icmd;
char* p;
uint64_t free, total;
char ed1[50];
bool ok = false;
int status;
berrno be;
if (!is_file()) {
Mmsg(errmsg, "");
return true;
}
/* The device must be mounted in order for freespace to work */
if (requires_mount()) {
mount(1);
}
if (get_os_device_freespace()) {
Dmsg4(20, "get_os_device_freespace: free_space=%s freespace_ok=%d free_space_errno=%d have_media=%d\n",
edit_uint64(free_space, ed1), !!is_freespace_ok(), free_space_errno, !!have_media());
return true;
}
icmd = device->free_space_command;
if (!icmd) {
set_freespace(0, 0, 0, false);
Dmsg2(20, "ERROR: update_free_space_dev: free_space=%s, free_space_errno=%d (!icmd)\n",
edit_uint64(free_space, ed1), free_space_errno);
Mmsg(errmsg, _("No FreeSpace command defined.\n"));
return false;
}
edit_mount_codes(ocmd, icmd);
Dmsg1(20, "update_freespace: cmd=%s\n", ocmd.c_str());
results = get_pool_memory(PM_MESSAGE);
Dmsg1(20, "Run freespace prog=%s\n", ocmd.c_str());
status = run_program_full_output(ocmd.c_str(), max_open_wait/2, results);
Dmsg2(20, "Freespace status=%d result=%s\n", status, results);
/* Should report "1223232 12323232\n" "free total\n" */
if (status == 0) {
free = str_to_int64(results) * 1024;
p = results;
if (skip_nonspaces(&p)) {
total = str_to_int64(p) * 1024;
} else {
total = 0;
}
Dmsg1(400, "Free space program run: Freespace=%s\n", results);
if (free >= 0) {
set_freespace(free, total, 0, true); /* have valid freespace */
Mmsg(errmsg, "");
ok = true;
}
} else {
set_freespace(0, 0, EPIPE, false); /* no valid freespace */
Mmsg2(errmsg, _("Cannot run free space command. Results=%s ERR=%s\n"),
results, be.bstrerror(status));
dev_errno = free_space_errno;
Dmsg4(20, "Cannot get free space on device %s. free_space=%s, "
"free_space_errno=%d ERR=%s\n",
print_name(), edit_uint64(free_space, ed1),
free_space_errno, errmsg);
}
free_pool_memory(results);
Dmsg4(20, "leave update_freespace: free_space=%s freespace_ok=%d free_space_errno=%d have_media=%d\n",
edit_uint64(free_space, ed1), !!is_freespace_ok(), free_space_errno, !!have_media());
return ok;
}
