Êàê çàôèêñèðîâàòü ïîðÿäîê USB íîñèòåëåé (fstab)?

[bbsc]

Åñòü 500W. Âíóòðè ðàñïàÿë äîïîëíèòåëüíûé USB-ïîðò è ïðèïàÿë òóäà ôëýøêó 512 ìá (1 ïàðòèöèÿ ext3), íà êîòîðóþ óñòàíàâëèâàþ âñå ïðîãðàììû (äîëæíà ìîíòèðîâàòüñÿ â /opt).

Õà, òîâàðèù ïî íåñ÷àñòüþ
ß ñäåëàë äèíàìè÷åñêèé fstab:

[~]$ cat /tmp/local/sbin/pre-mount
#! /bin/sh

# Íîìåðà äèñêîâ ïî óìîë÷àíèþ (âíóòðåííÿÿ ôëåøêà - íóëåâîé; âèíò - îòñóòñòâóåò)
OPT=0
HOME=5
echo -e "# device\t\tMountpoint\tFStype\tOptions\t\tDump\tPass#" > /etc/fstab

[ -L /dev/discs/disc1 ] && OPT=1 && HOME=0
[ -L /dev/discs/disc2 ] && OPT=2

echo -e "/dev/discs/disc$OPT/part1\t/opt\t\text3\trw,noatime\t1\t1" >> /etc/fstab
[ $HOME -ne 5 ] && \
echo -e "/dev/discs/disc$HOME/part1\t/home\t\text3\trw,noatime\t1\t1" >> /etc/fstab


# Ïðîâåðÿåì ðàçäåëû
for i in `/usr/bin/awk '/ext3/{print($1)}' /etc/fstab`
do
/bin/grep -q $i /proc/mounts || /sbin/e2fsck -p $i 2>&1 | /usr/bin/logger -t e2fsck
done

Èìååòñÿ ââèäó, ÷òî âèíò ìîíòèðóåòñÿ âñåãäà íà /home è âòûêàåòñÿ â áëèæíèé ê "äíó" ðîóòåðà ïîðò.
Íóæíî áû åùå îòëàäèòü ñëó÷àé, êîãäà âîòêíóò âèíò è äîï. ôëåøêà âòûêàåòñÿ íàãîðÿ÷óþ â ñâîáîäíûé ïîðò. Âñ¸ ðóêè íå äîõîäÿò...

[ParadoxRus]

ß âîîáùå íå ïîéìó, çà÷åì òàêîé ãåìîððîé ñ äâîéíûì ìîíòèðîâàíèåì?
Âèäèìî ëþäÿì ïðîáëåì ìàëî
Åñëè äåéñòâèòåëüíî êòî-òî õî÷åò, ÷òîáû äèñê áûë äîñòóïåí ïî äâóì ðàçíûì ïóòÿì - ìîæíî ìîíòèðîâàòü â îäèí ïóòü, à â äðóãîé äåëàòü ñèìâîëè÷åñêóþ ññûëêó.

ß åñëè ÷åñòíî ñàì íå ïîíèìàþ íàôèãà òàê íàäî... Ïðîñòî áûëî â îïèñàëîâå, è ñòàëî èíòåðåñíî ïî÷åìó îíî òàê íå ðàáîòàåò...

À êàê ñèìâîëè÷åñêóþ ññûëêó ñäåëàòü?

[star]

Ñäåëàë ñêðèïò ïî ññûëêàì al37919, ñïàñèáî, âðîäå òî, ÷òî íóæíî! Óäèâëÿþñü òîëüêî, ïî÷åìó ñòîëü ïîëåçíûé ñêðèïò íå áûë äîáàâëåí â "Èíñòðóêöèè ïî íàñòðîéêå ...".

Ñêðèïò îò bbsc ó ìåíÿ ðàáîòàë, êîãäà áûëè ïîäêëþ÷åíû îäíîâðåìåííî âèíò è ôëýøêà ïðè çàãðóçêå ðîóòåðà. Íî åñëè çàãðóçèòü ðîóòåð òîëüêî ñ ôëýøêîé, à ïîòîì ïîäêëþ÷èòü âèíò - òî âèíò ïåðåìîíòèðîâàëñÿ è íà /opt, è íà /home îäíîâðåìåííî.

[AlekseyA]

Ñäåëàë ñêðèïò ïî ññûëêàì al37919, ñïàñèáî, âðîäå òî, ÷òî íóæíî! Óäèâëÿþñü òîëüêî, ïî÷åìó ñòîëü ïîëåçíûé ñêðèïò íå áûë äîáàâëåí â "Èíñòðóêöèè ïî íàñòðîéêå ...".

Ïîêàæè ÷òî ïîëó÷èëîñü è êàê âåäåò ñåáÿ ïðè âêëþ÷åíèè/âûêëþ÷åíèè USB-HDD?
À, åùå âîïðîñèê, êàê ðåàëèçîâàíî îòêëþ÷åíèå USB-HDD, âñìûñëå ÷òî äåëàòü ñ çàïóùåíûìè ïðèëîæåíèÿìè ðàáîòàþùèìè ñ USB-HDD?

[star]

Çàïóñòèëè ðîóòåð ñ ôëýøêîé áåç HDD (ôëýøêà ðàñïàÿíà íà USB3 è íàõîäèòñÿ â êîðïóñå ðîóòåðà, HDD ïîäêëþ÷àþ â USB1)

[admin@WL-00221521AF9F root]$ cat /etc/fstab
#device Mountpoint      FStype  Options Dump    Pass#
scsi add-single-device 0 0 0 0
/dev/scsi/host0/bus0/target0/lun0/part1  /opt      ext3    noatime,nodiratime,rw  0       1
/part1    /tmp/mnt/disc1_1      ext3    noatime,nodiratime,rw  0       0


[admin@WL-00221521AF9F root]$ df -h
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/root                 3072      3072         0 100% /
/dev/scsi/host0/bus0/target0/lun0/part1
                        485106     99420    360639  22% /opt 

Ïîäêëþ÷èëè HDD

[admin@WL-00221521AF9F root]$ cat /etc/fstab
#device Mountpoint      FStype  Options Dump    Pass#
scsi add-single-device 0 0 0 0
/dev/scsi/host0/bus0/target0/lun0/part1  /opt      ext3    noatime,nodiratime,rw  0       1
scsi add-single-device 1 0 0 0
/dev/scsi/host1/bus0/target0/lun0/part1    /tmp/mnt/disc1_1      ext3    

noatime,nodiratime,rw  0       0

[admin@WL-00221521AF9F root]$ df -h
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/root                 3072      3072         0 100% /
/dev/scsi/host0/bus0/target0/lun0/part1
                        485106     99420    360639  22% /opt
/dev/scsi/host1/bus0/target0/lun0/part1
                     192292124    381660 182142544   0% /tmp/mnt/disc1_1 

Çàïóñòèëè ðîóòåð ñ ôëýøêîé è HDD

[admin@WL-00221521AF9F root]$ cat /etc/fstab
#device Mountpoint      FStype  Options Dump    Pass#
scsi add-single-device 1 0 0 0
/dev/scsi/host1/bus0/target0/lun0/part1  /opt      ext3    noatime,nodiratime,rw  0       1
scsi add-single-device 0 0 0 0
/dev/scsi/host0/bus0/target0/lun0/part1    /tmp/mnt/disc1_1      ext3    

noatime,nodiratime,rw  0       0

[admin@WL-00221521AF9F root]$ df -h
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/root                 3072      3072         0 100% /
/dev/scsi/host1/bus0/target0/lun0/part1
                        485106     99419    360640  22% /opt
/dev/scsi/host0/bus0/target0/lun0/part1
                     192292124    381660 182142544   0% /tmp/mnt/disc1_1 

[AlekseyA]

Îòëè÷íûé ðåçóëüòàò!
Ìîæåòå ãîòîâûì ñêðèïòîì ïîäåëèòñÿ?

[bbsc]

Îòëè÷íûé ìåòîä, ïåðåäåëàþ è ñåáå, ïîæàëóé, íà òàêóþ ñõåìó.
star, à çà÷åì â fstab âîò ýòî:
scsi add-single-device 0 0 0 0
?

[star]

AlekseyA, ãîòîâûé ñêðèïò âûêëàäûâàë al37919 íåñêîëüêèìè ïîñòàìè âûøå
ß ñêîïèðîâàë ñêðèïò îäèí-â-îäèí, íó ðàçâå ÷òî ñåðèéíèêè ñâîè âáèë äëÿ äåâàéñîâ è òî÷êó ìîíòèðîâàíèÿ èñïðàâèë.

bbsc, ÷åñòíî ãîâîðÿ, íå çíàþ, ÷òî ýòà êîìàíäà äåëàåò, íî âûøåïðèâåäåííûé ñêðèïò åå çàïèõèâàåò â fstab. Áóäåò âðåìÿ - ïîïðîáóþ çàïóñòèòüñÿ áåç íåå

[the]

star, ïîõîæå íà ìèñòèêó... â îðèãèíàëüíîì ñêðèïòå íåò ìåñòà, ãäå â fstab ïèøåòñÿ, ê ïðèìåðó, ñëîâî scsi!
Ïýòîìó äëÿ ìåíÿ îñòàåòñÿ çàãàäêîé íå òîëüêî îòêóäà âçÿëàñü ñòðî÷êà

scsi add-single-device 0 0 0 0

íî è äàæå êàêèì îáðàçîì ìîãëà ïîëó÷èòüñÿ ñòðîêà âèäà

/dev/scsi/host0/bus0/target0/lun0/part1 /opt ext3 noatime,nodiratime,rw 0 1

â òî âðåìÿ êàê äîëæíû áûòü âàðèàöèè â âèäå (ñ ó÷åòîì ïîïðàâêè òî÷êè ìîíòèðîâàíèÿ íà /opt è îïöèé)

/dev/discs/disc0/part1 /opt ext3 noatime,nodiratime,rw 0 1

Åùå èíòåðåñíî êàê èñïîëüçóþòñÿ "ñåðèéíèêè"...
Õîòåëîñü áû ãëÿíóòü íà ïîïðàâëåííóþ âåðñèþ ñêðèïòà

[star]

Ëàäíî, ñåãîäíÿ áóäó âå÷åðîì äîìà, ïîñìîòðþ, êàê òóäà ýòà ñòðî÷êà ïîïàäàåò. À ïî ïîâîäó ïóòè ê óñòðîéñòâó - åñëè íå îøèáàþñü, òî â ïðîøèâêàõ äî 1.9.7.10 ïóòü áûë èìåííî òàêèì :

/dev/scsi/host0/bus0/target0/lun0/part1

À â ïîñëåäíåé 10-é ïðîøèâêå ñòàëî ìîæíî îáðàùàòüñÿ è ïî /dev/discs/disc0/part1. Ïðîáîâàë ìîíòèðîâàòü ÷òî ïî ïåðâîìó âàðèàíòó, ÷òî ïî âòîðîìó - ðåçóëüòàò îäèíàêîâûé.

Åñëè íå îøèáàþñü, òî ïåðâàÿ ñòðîêà áîëåå "ïðèáëèæåíà" ê ëîãè÷åñêîìó îïðåäåëåíèþ SCSI-òîìîâ, êîèì õîòü è âèðòóàëüíî, íî ÿâëÿþòñÿ USB-äåâàéñû äëÿ ðîóòåðà.

[al37919]

ýòî: /dev/discs/disc0 åñòü ñèìëèíê íà ýòî: /dev/scsi/host0/bus0/target0/lun0 ïðè÷åì ñ íåçàïàìÿòíûõ âðåìåí. ×òî èñïîëüçîâàòü âñå ðàâíî, íî ïåðâîå çàïîìèíàòü ïðîùå (õîòÿ ê ñîæàëåíèþ ñàìî ñëîâî disc íàïèñàíî êîðÿâî --- ëó÷øå áûëî áû disk)

[the]

íåò ñîìíåíèé, ÷òî ýòî òåæå ÿéöà, òîëüêî ñáîêó...

ñîìíåíèÿ æå áûëè îòíîñèòåëüíî òîãî, ÷òî îïóáëèêîâàííîå 7-þ ïîñòàìè íèæå ñîäåðæèìîå ôàéëà fstab íèêàê íå ìîãëî ïîëó÷èòüñÿ â ðåçóëüòàòå âûïîëíåíèÿ îðèãèíàëüíîãî ñêðèïòà, îïóáëèêîâàííîãî 10-þ ïîñòàìè íèæå

[kodmis]

the, íèêàêîé ìèñòèêè, ñòðîêà

scsi add-single-device 0 0 0 0

åñòü ðåçóëüòàò ðàáîòû ñêðèïòà èç 1é ññûëêè ñîîáùåíèÿ al37919:

ñòàòè÷åñêèé fstab òóò íå ïîìîæåò. Ïîñìîòðè:
http://wl500g.info/showpost.php?p=79119&postcount=249
http://www.wl500g.info/showpost.php?p=80436&postcount=3
áûëà åùå îäíà õîðîøàÿà òåìà, íî íàéòè íå ìîãó. Èùè.

[bbsc]

Ñëîâîì, ÿ íåìíîãî ïåñíþ ñîêðàòèë, ïîëó÷èëñÿ ñëåäóþùèé êóñîê äëÿ pre-mount:

#!/bin/sh

hdd_guid="05e307020000000000000000"
flash_guid="058f638700000001a211f3f9"

hdd_mount="/home"
flash_mount="/opt"
mnt_options="noatime,nodiratime,rw"

scsi ()
{
   hostid=""
   for i in 0 1 2 3; do
   host="/proc/scsi/usb-storage-$i/$i"
      [ -f $host ] && [ ${#1} -eq 24 ] &&
      grep "GUID: $1" $host -q &&
      grep "Attached: Yes" $host -q &&
      hostid=$i &&
      break
   done

   dev="/dev/scsi/host$hostid/bus0/target0/lun0/part1" && [ -e $dev ] && echo $dev
}

hdd_dev=`scsi $hdd_guid`
flash_dev=`scsi $flash_guid`

echo -e "# device\t\t\t\tMountpoint\tFStype\tOptions\t\t\tDump\tPass#" > /etc/fstab
[ -n "$hdd_dev" ] &&
echo -e "$hdd_dev\t$hdd_mount\t\text3\t$mnt_options\t0\t0" >> /etc/fstab
[ -n "$flash_dev" ] &&
echo -e "$flash_dev\t$flash_mount\t\text3\t$mnt_options\t0\t0" >> /etc/fstab

Åññíî, ÃÓÈÄû ñâîè íóæíî ïîâñòàâëÿòü. Íó, è òî÷êè ìîíòèðîâàíèÿ òîæå.

P.S. Ýñòåòû ìîãóò çàìåíèòü ñòðî÷êó
dev="/dev/scsi/host$hostid/bus0/target0/lun0/part1" && [ -e $dev ] && echo $dev
íà ñòðî÷êó
dev="/dev/discs/disc$hostid/part1" && [ -e $dev ] && echo $dev


P.P.S. Ñîððè, çàêîñÿ÷èë êàâû÷êè. Óæå âñ¸ ïîïðàâëåíî.

[AlekseyA]

Åññíî, ÃÓÈÄû ñâîè íóæíî ïîâñòàâëÿòü. Íó, è òî÷êè ìîíòèðîâàíèÿ òîæå.

Ïîäñêàæèòå, êàê óçíàòü ÃÓÈÄû ìîåé ôëåøêè è HDD?