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Merge pull request #1335 from pi-hole/tweak/debug_templog

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Debugging tweaks for temporary logfiles
This commit is contained in:
Dan Schaper 2017-03-16 23:35:15 -07:00 committed by GitHub
commit 2740c68a63
1 changed files with 29 additions and 14 deletions
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43
advanced/Scripts/piholeDebug.sh
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@ -43,16 +43,11 @@ cat << EOM
::: Please read and note any issues, and follow any directions advised during this process.
EOM
# Ensure the file exists, create if not, clear if exists.
truncate --size=0 "${DEBUG_LOG}"
chmod 644 ${DEBUG_LOG}
chown "$USER":pihole ${DEBUG_LOG}
source ${VARSFILE}
### Private functions exist here ###
log_write() {
echo "${1}" >> "${DEBUG_LOG}"
echo "${@}" >&3
}
log_echo() {
@ -77,7 +72,7 @@ log_echo() {
header_write() {
log_echo ""
log_echo "${1}"
log_echo "---= ${1}"
log_write ""
}
@ -231,6 +226,7 @@ ipv6_check() {
ip_check() {
local protocol=${1}
local gravity=${2}
header_write "Checking IPv${protocol} Stack"
local ip_addr_list="$(ip -${protocol} addr show dev ${PIHOLE_INTERFACE} | awk -F ' ' '{ for(i=1;i<=NF;i++) if ($i ~ '/^inet/') print $(i+1) }')"
if [[ -n ${ip_addr_list} ]]; then
@ -363,9 +359,9 @@ testChaos(){
log_write "Pi-hole dnsmasq specific records lookups"
log_write "Cache Size:"
dig +short chaos txt cachesize.bind >> ${DEBUG_LOG}
log_write $(dig +short chaos txt cachesize.bind)
log_write "Upstream Servers:"
dig +short chaos txt servers.bind >> ${DEBUG_LOG}
log_write $(dig +short chaos txt servers.bind)
log_write ""
}
@ -375,10 +371,8 @@ checkProcesses() {
echo "::: Logging status of lighttpd, dnsmasq and pihole-FTL..."
PROCESSES=( lighttpd dnsmasq pihole-FTL )
for i in "${PROCESSES[@]}"; do
log_write ""
log_write "${i}"
log_write " processes status:"
systemctl -l status "${i}" >> "${DEBUG_LOG}"
log_write "Status for ${i} daemon:"
log_write $(systemctl is-active "${i}")
done
log_write ""
}
@ -417,7 +411,7 @@ dumpPiHoleLog() {
if [ -e "${PIHOLELOG}" ]; then
# Dummy process to use for flagging down tail to terminate
countdown &
tail -n0 -f --pid=$! "${PIHOLELOG}" >> ${DEBUG_LOG}
tail -n0 -f --pid=$! "${PIHOLELOG}" >&4
else
log_write "No pihole.log file found!"
printf ":::\tNo pihole.log file found!\n"
@ -428,6 +422,16 @@ dumpPiHoleLog() {
finalWork() {
local tricorder
echo "::: Finshed debugging!"
# Ensure the file exists, create if not, clear if exists.
truncate --size=0 "${DEBUG_LOG}"
chmod 644 ${DEBUG_LOG}
chown "$USER":pihole ${DEBUG_LOG}
# copy working temp file to final log location
cat /proc/$$/fd/3 >> "${DEBUG_LOG}"
# Straight dump of tailing the logs, can sanitize later if needed.
cat /proc/$$/fd/4 >> "${DEBUG_LOG}"
echo "::: The debug log can be uploaded to tricorder.pi-hole.net for sharing with developers only."
if [[ "${AUTOMATED}" ]]; then
echo "::: Debug script running in automated mode, uploading log to tricorder..."
@ -456,6 +460,17 @@ finalWork() {
}
### END FUNCTIONS ###
# Create temporary file for log
TEMPLOG=$(mktemp /tmp/pihole_temp.XXXXXX)
# Open handle 3 for templog
exec 3>"$TEMPLOG"
# Delete templog, but allow for addressing via file handle.
rm "$TEMPLOG"
# Create temporary file for logdump using file handle 4
DUMPLOG=$(mktemp /tmp/pihole_temp.XXXXXX)
exec 4>"$DUMPLOG"
rm "$DUMPLOG"
# Gather version of required packages / repositories
version_check || echo "REQUIRED FILES MISSING"