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Refactored interface selection algorithm.

This commit is contained in:
Matias Barcenas 2017-08-31 15:08:43 -05:00
parent 07fb55faf3
commit 2ca9b029b2
1 changed files with 57 additions and 2 deletions
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59
lib/InterfaceUtils.sh
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@ -1,7 +1,7 @@
#!/bin/bash
if [ "$InterfaceUtilsVersion" ]; then return 0; fi
readonly InterfaceUtilsVersion="1.0"
#if [ "$InterfaceUtilsVersion" ]; then return 0; fi
#readonly InterfaceUtilsVersion="1.0"
# The methods used in this script are taken from airmon-ng.
# This is all thanks for the airmon-ng authors, thanks guys.
@ -130,3 +130,58 @@ function interface_set_mode() {
if ! iwconfig "$1" mode "$2" &> $InterfaceUtilsOutputDevice; then return 3; fi
if ! interface_set_state "$1" "up"; then return 4; fi
}
function interface_prompt() {
if [ -z "$1" -o -z "$2" ]; then return 1; fi
local __interface_prompt__ifAvailable=()
local __interface_prompt__ifAvailableInfo=()
local __interface_prompt__ifAvailableColor=()
local __interface_prompt__ifAvailableState=()
local __interface_prompt__ifCandidate
for __interface_prompt__ifCandidate in "${!2}"; do
# Skip all non-device interfaces, such as the loopback interface.
# Notice: The conditional will NOT skip all virutal interfaces.
if [ ! -d /sys/class/net/$__interface_prompt__ifCandidate/device ]
then continue
fi
__interface_prompt__ifAvailable+=("$__interface_prompt__ifCandidate")
interface_chipset "$__interface_prompt__ifCandidate"
__interface_prompt__ifAvailableInfo+=("$InterfaceChipset")
interface_state "$__interface_prompt__ifCandidate"
if [ "$InterfaceState" = "up" ]
then __interface_prompt__ifAvailableColor+=("$CPrp"); __interface_prompt__ifAvailableState+=("[-]")
else __interface_prompt__ifAvailableColor+=("$CClr"); __interface_prompt__ifAvailableState+=("[+]")
fi
done
# The following conditional is required since io_query_format_fields
# only considers the the size of the first parameter, available color.
if [ "$6" ]; then # Add alternative choices
__interface_prompt__ifAvailable+=("${!3}")
__interface_prompt__ifAvailableInfo+=("${!4}")
__interface_prompt__ifAvailableState+=("${!5}")
__interface_prompt__ifAvailableColor+=("${!6}")
fi
# If only one interface exists and it's available, choose it.
if [ ${#__interface_prompt__ifAvailable[@]} -eq 1 -a ${__interface_prompt__ifAvailableState[0]} = "[+]" ]; then
InterfacePromptWISelected="${__interface_prompt__ifAvailable[0]}"
InterfacePromptWISelectedState="[+]" # It passed the condition, it must be +
else
format_apply_autosize "$CRed[$CYel%1d$CRed]%b %-8b %3s %-*.*s\n"
io_query_format_fields "$1" "$FormatApplyAutosize" \
__interface_prompt__ifAvailableColor[@] __interface_prompt__ifAvailable[@] \
__interface_prompt__ifAvailableState[@] __interface_prompt__ifAvailableInfo[@]
echo
InterfacePromptIfSelected="${IOQueryFormatFields[1]}"
InterfacePromptIfSelectedState="${IOQueryFormatFields[2]}"
fi
}