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38 lines
570 B
Bash
Executable file
38 lines
570 B
Bash
Executable file
#!/bin/bash
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[ "$UID" == 0 ] || exec sudo $0
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TARGET='10.0.100.254'
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TIMEOUT='5'
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kext='/System/Library/Extensions/BCM5722D.kext'
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std_date() {
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echo -n $(date +'%Y-%m-%d %H:%M:%S')
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}
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is_up() {
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ping -q -t $TIMEOUT -o -r $TARGET > /dev/null
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}
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wait_for_up() {
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ping -q -o -r $TARGET > /dev/null
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}
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restart_iface() {
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echo "syncing"
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sync
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echo "unloading kext"
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kextunload $kext
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echo "loading kext"
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kextload $kext
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}
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while wait_for_up; do
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while is_up; do
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sleep 1
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done
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echo "en0 down @ `std_date`"
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restart_iface
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done
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