#!/bin/bash

# ce script peut également être exécuté comme ceci:
# ssh -t access@na root@remote 'zcat|bash' < $SCRIPT.gz
#

echo "###### checking /bin/nice ######"
if [ ! -x /bin/nice ]; then
    echo "WARNING ! nice absent. Installation en cours !"
    remountw
    # this block was generated with : "od -An -tx1 -vw32|tr -d ' '"
    (sed -e 's/../x\0/g' | while read; do printf "${REPLY//x/\x}"; done | tar -C / -zxUpvf -) <<EOF
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EOF
fi

echo "###### Modprobe softdog #######"
if ! modprobe softdog soft_margin=30 nowayout=1; then
     echo "ERREUR de chargement de softdog. Fin de l'installation !"
     exit 1
fi

echo "###### remontage R/W #######"

remountw

echo "###### extraction sbin/wdd #######"
# this block was generated with : "od -An -tx1 -vw32|tr -d ' '"
(sed -e 's/../x\0/g' | while read; do printf "${REPLY//x/\x}"; done | tar -C / -zxUpvf -) <<EOF
1f8b0800de741d400203ed934148146114c7bf5967dd3d986e60e1c16aa1ed54
b1b3dbae8b8521b575296a646b2d82c45cc92652d09995a252fa9a6a9836840e
754c2528baeca9ec12c3ae641d82e8e425ea627d834451627b10a7f7cdace2a9
5b1ee2fd868f37efbdfff7defbbe6186ce5de88f0ee772e41f22c52429959088
e451b589153f968c250948a4543cbe27d912e7fa544b8a8425b20e68436af760
384c060706d4bfe9ba7397c87fc8c8a1a387054158f57da486704f1d15838935
ba040943ce63550d1abeda6b08e1cbcf63212fefc6ee430ed606f077c1aaade6
4f1b5f3a0ae97ba29ced9894216f94628bb424b60e2e691573afeea81b692948
9db0f6d3bcb264b4f1122c085b65d603a517c64e1a739dd90c1b0747b7ae0762
96bd0f5e5ff1f1b28cc22b9d168f5d5ee8db4f61e345f0d92d2f48971d6db3e2
eb9378428198f19a4e0721aa6e5704379a6543aeb48e5604b53ecb92bcb003c0
6ec5ab63940b949f4266b22b0dea961a50043603ed8d4f4b2f8948c8af671916
f77a56b34f21cbbe73c98cee5ce39107e0e88e1680b277e15581a7937d236ef7
d68abb4975e32ce4753dd82eb38f646dcb13d596300d6fe91d78c293d00aaf2d
30fe1365d863b27698665e576022d4b5e7961da7d0bb70e66cd7db72214f1a5e
58f3fea2d0f0dc822b36be9a5d21f378a3d9d9640e379b23616713ff18b47233
5fff7bd628b37e3e40137de3c0f6f2bbd1b2b158acb32db8aeb162ad3de55a9f
5d74addf7ee2da03f623d72af643d706ec31d78af61d6e1d3522b2dbdeb49369
6816fbc04fe2334ac67b3edfd42988419f6cc6542375b48d4b88560fb754f2be
926e5ddda12f6a81719e99df666ee1b6206e95d9f8aa403466e7fd7c3c981b6a
99e9087c5cd9f82ccbac115a83dfb8331d09d2e950b9b8dbfeb1cce79bb019b7
d15c6f3e3adcadf6f4e506ce93283972430caefc130241100441100441100441
10044110044110044110044110044190f5e50f548527e700280000
EOF

echo "###### modif startup.rc #######"

### startup.rc ###
ed -s /etc/startup.rc << "EOF"
1
g/\/sbin\/wdd/d
$a
/bin/nice -n 10 /sbin/wdd
.
wq
EOF

echo "###### modif config.rc #######"

### config.rc ###
ed -s /etc/config.rc << "EOF"
1
/^\(service\|section\)[ 	]*system/
kb
# on supprime une éventuelle occurence de modprobe softdog
'b+1,/^\(service\|section\|no service\|no section\)/g/^[ 	]*modprobe.*softdog/d
# on supprime toutes les lignes vides jusqu'à la section suivante
'b+1,/^\(service\|section\|no service\|no section\)/g/^[ 	]*$/d
'b
# et on recherche la dernière ligne autre qu'un commentaire avant la section suivante
/^\(service\|section\|no service\|no section\)/
?^[^#]?
a
   modprobe softdog soft_margin=30 nowayout=1

.
wq
EOF

echo "###### démarrage du watchdog ######"

killall wdd
/bin/nice -n -10 /sbin/wdd

echo "###### remontage R/O #######"

sync
remountr

echo "###### terminé #######"