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https://github.com/pi-hole/pi-hole
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Add some comments
Signed-off-by: Adam Warner <me@adamwarner.co.uk>
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@ -217,6 +217,7 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
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if [[ "${CONDITIONAL_FORWARDING}" == true ]]; then
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# Convert legacy "conditional forwarding" to rev-server configuration
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# Remove any existing REV_SERVER settings
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delete_setting "REV_SERVER"
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delete_setting "REV_SERVER_DOMAIN"
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delete_setting "REV_SERVER_TARGET"
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@ -231,6 +232,11 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
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REV_SERVER_TARGET="${CONDITIONAL_FORWARDING_IP}"
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add_setting "REV_SERVER_TARGET" "${REV_SERVER_TARGET}"
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#Convert CONDITIONAL_FORWARDING_REVERSE if neccasery e.g:
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# 1.1.168.192.in-addr.arpa to 192.168.1.1/32
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# 1.168.192.in-addr.arpa to 192.168.1.0/24
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# 168.192.in-addr.arpa to 192.168.0.0/16
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# 192.in-addr.arpa to 192.0.0.0/8
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search="in-addr.arpa"
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if [[ "$CONDITIONAL_FORWARDING_REVERSE" == *"$search" ]];then
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arrRev=(${CONDITIONAL_FORWARDING_REVERSE//./ })
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@ -241,7 +247,8 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
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3 ) REV_SERVER_CIDR="${arrRev[0]}.0.0.0/8";;
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esac
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fi
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# If REV_SERVER_CIDR is not converted by the above, then use the REV_SERVER_TARGET variable to derive it
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if [ -z "${REV_SERVER_CIDR}" ]; then
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# Convert existing input to /24 subnet (preserves legacy behavior)
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# This sed converts "192.168.1.2" to "192.168.1.0/24"
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