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Shellcheck networking

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This commit is contained in:
Dan Schaper 2016-11-16 21:00:37 -08:00
parent 350c38ab62
commit 9d39f416c8
1 changed files with 35 additions and 28 deletions
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59
advanced/Scripts/piholeDebug.sh
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@ -181,12 +181,12 @@ distro_check() {
processor_check() { processor_check() {
header_write "Checking processor variety" header_write "Checking processor variety"
log_write $(uname -m) && return 0 || return 1 log_write "$(uname -m)" && return 0 || return 1
} }
ipv6_check() { ipv6_check() {
# Check if system is IPv6 enabled, for use in other functions # Check if system is IPv6 enabled, for use in other functions
if [[ $IPv6_address ]]; then if [[ "${IPv6_address}" ]]; then
ls /proc/net/if_inet6 &>/dev/null && IPV6_READY=true ls /proc/net/if_inet6 &>/dev/null && IPV6_READY=true
return 0 return 0
else else
@ -214,54 +214,61 @@ ip_check() {
# If declared in setupVars.conf use it, otherwise defer to default # If declared in setupVars.conf use it, otherwise defer to default
# http://stackoverflow.com/questions/2013547/assigning-default-values-to-shell-variables-with-a-single-command-in-bash # http://stackoverflow.com/questions/2013547/assigning-default-values-to-shell-variables-with-a-single-command-in-bash
IPv4_interface=${piholeInterface:-$(ip r | grep default | cut -d ' ' -f 5)}
if [[ $IPV6_READY ]]; then if [[ $IPV6_READY ]]; then
IPv6_address_list="$(ip a | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "inet6") print $(i+1) }')" IPv6_address_list="$(ip a | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "inet6") print $(i+1) }')"
log_echo "IPv6 addresses: ${IPv6_address_list:-"not found"}" if [[ "${IPv6_address_list}" ]]; then
log_echo "IPv6 addresses found"
block_parse "${IPv6_address_list}"
else
log_echo "IPV6 addresses not found"
fi
IPv6_default_gateway=$(ip -6 r | grep default | cut -d ' ' -f 3) IPv6_default_gateway=$(ip -6 r | grep default | cut -d ' ' -f 3)
if [[ -n ${IPv6_default_gateway} ]]; then if [[ -n ${IPv6_default_gateway} ]]; then
echo -n "::: Pinging default IPv6 gateway: "
echo -n "::: Pinging default IPv6 gateway ${IPv6_default_gateway}: "
IPv6_def_gateway_check="$(ping6 -q -W 3 -c 3 -n "${IPv6_default_gateway}" -I "${IPv6_interface}"| tail -n3)" IPv6_def_gateway_check="$(ping6 -q -W 3 -c 3 -n "${IPv6_default_gateway}" -I "${IPv6_interface}"| tail -n3)"
if [[ -n ${IPv6_def_gateway_check} ]]; then if [[ -n ${IPv6_def_gateway_check} ]]; then
echo "Gateway Responded." echo "Gateway Responded."
block_parse "${IPv6_def_gateway_check}"
else else
echo "Gateway did not respond." echo "Gateway did not respond."
block_parse "${IPv6_def_gateway_check}"
fi fi
echo -n "::: Pinging Internet via IPv6: " echo -n "::: Pinging Internet via IPv6: "
IPv6_inet_check=$(ping6 -q -W 3 -c 3 -n 2001:4860:4860::8888 -I "${IPv6_interface}"| tail -n3) \ IPv6_inet_check=$(ping6 -q -W 3 -c 3 -n 2001:4860:4860::8888 -I "${IPv6_interface}"| tail -n3)
&& echo "Query responded." \ if [[ ${IPv6_inet_check} ]]; then
|| echo "Query did not respond." echo "Query responded."
block_parse "${IPv6_inet_check}" block_parse "${IPv6_inet_check}"
else else
log_echo="No IPv6 Gateway Detected" echo "Query did not respond."
fi
else
log_echo "No IPv6 Gateway Detected"
fi
fi fi
IPv4_addr_list="$(ip a | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "inet") print $(i+1) }')" \ IPv4_interface=${piholeInterface:-$(ip r | grep default | cut -d ' ' -f 5)}
&& (block_parse "${IPv4_addr_list}" && echo "::: IPv4 addresses located")\ IPv4_addr_list="$(ip a | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "inet") print $(i+1) }')"
|| log_echo "No IPv4 addresses found." if [[ "${IPv4_addr_list}" ]]; then
log_echo "IPv4 addresses found"
block_parse "${IPv4_addr_list}"
else
log_echo "IPv4 addresses not found."
fi
IPv4_def_gateway=$(ip r | grep default | cut -d ' ' -f 3) IPv4_def_gateway=$(ip r | grep default | cut -d ' ' -f 3)
if [[ $? = 0 ]]; then if [[ "${IPv4_def_gateway}" ]]; then
echo -n "::: Pinging default IPv4 gateway: " echo -n "::: Pinging default IPv4 gateway: "
IPv4_def_gateway_check="$(ping -q -w 3 -c 3 -n "${IPv4_def_gateway}" -I "${IPv4_interface}" | tail -n3)" \ IPv4_def_gateway_check="$(ping -q -w 3 -c 3 -n "${IPv4_def_gateway}" -I "${IPv4_interface}" | tail -n3)"
&& echo "Gateway responded." \ if [[ "${IPv4_def_gateway_check}" ]]; then
|| echo "Gateway did not respond." echo "Gateway responded."
block_parse "${IPv4_def_gateway_check}" block_parse "${IPv4_def_gateway_check}"
else
echo "Gateway did not respond."
fi
echo -n "::: Pinging Internet via IPv4: " echo -n "::: Pinging Internet via IPv4: "
IPv4_inet_check="$(ping -q -w 5 -c 3 -n 8.8.8.8 -I "${IPv4_interface}" | tail -n3)" \ IPv4_inet_check="$(ping -q -w 5 -c 3 -n 8.8.8.8 -I "${IPv4_interface}" | tail -n3)" \
&& echo "Query responded." \ && echo "Query responded." \
|| echo "Query did not respond." || echo "Query did not respond."
block_parse "${IPv4_inet_check}" block_parse "${IPv4_inet_check}"
fi fi
fi
} }
port_check() { port_check() {