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variablize all files and directories. also put required files and folders into an arry so we can compare them in later functions by parsing through them

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This commit is contained in:
Jacob Salmela 2017-06-09 23:22:37 -05:00
parent 64171fa2a1
commit b4f1fe08f0
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GPG key ID: 1962FF1A5046135E
1 changed files with 146 additions and 56 deletions
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202
advanced/Scripts/piholeDebug.sh
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@ -19,31 +19,14 @@ set -o pipefail
#IFS=$'\n\t'
######## GLOBAL VARS ########
SUPPORTED_OS=("Raspbian" "Ubuntu" "Fedora" "Debian" "CentOS")
VARSFILE="/etc/pihole/setupVars.conf"
DEBUG_LOG="/var/log/pihole_debug.log"
DNSMASQFILE="/etc/dnsmasq.conf"
DNSMASQCONFDIR="/etc/dnsmasq.d"
LIGHTTPDFILE="/etc/lighttpd/lighttpd.conf"
LIGHTTPDERRFILE="/var/log/lighttpd/error.log"
GRAVITYFILE="/etc/pihole/gravity.list"
WHITELISTFILE="/etc/pihole/whitelist.txt"
BLACKLISTFILE="/etc/pihole/blacklist.txt"
ADLISTFILE="/etc/pihole/adlists.list"
PIHOLELOG="/var/log/pihole.log"
PIHOLEGITDIR="/etc/.pihole/"
ADMINGITDIR="/var/www/html/admin/"
WHITELISTMATCHES="/tmp/whitelistmatches.list"
readonly FTLLOG="/var/log/pihole-FTL.log"
coltable=/opt/pihole/COL_TABLE
FTL_LOG="/var/log/pihole-FTL.log"
FTL_PID="/run/pihole-FTL.pid"
FTL_PORT="/run/pihole-FTL.port"
# These variables would normally be next to the other files
# but we need them to be first in order to get the colors needed for the script output
PIHOLE_SCRIPTS_DIRECTORY="/opt/pihole"
PIHOLE_COLTABLE_FILE="${PIHOLE_SCRIPTS_DIRECTORY}/COL_TABLE"
# These provide the colors we need for making the log more readable
if [[ -f ${coltable} ]]; then
source ${coltable}
if [[ -f ${PIHOLE_COLTABLE_FILE} ]]; then
source ${PIHOLE_COLTABLE_FILE}
else
COL_NC='\e[0m' # No Color
COL_YELLOW='\e[1;33m'
@ -56,7 +39,7 @@ else
OVER="\r\033[K"
fi
# FAQ URLs
# FAQ URLs for use in showing the debug log
FAQ_UPDATE_PI_HOLE="${COL_CYAN}https://discourse.pi-hole.net/t/how-do-i-update-pi-hole/249${COL_NC}"
FAQ_CHECKOUT_COMMAND="${COL_CYAN}https://discourse.pi-hole.net/t/the-pihole-command-with-examples/738#checkout${COL_NC}"
FAQ_HARDWARE_REQUIREMENTS="${COL_CYAN}https://discourse.pi-hole.net/t/hardware-software-requirements/273${COL_NC}"
@ -64,16 +47,123 @@ FAQ_GATEWAY="${COL_CYAN}https://discourse.pi-hole.net/t/why-is-a-default-gateway
FAQ_ULA="${COL_CYAN}https://discourse.pi-hole.net/t/use-ipv6-ula-addresses-for-pi-hole/2127${COL_NC}"
FAQ_FTL_COMPATIBILITY="${COL_CYAN}https://github.com/pi-hole/FTL#compatibility-list${COL_NC}"
# Other URLs we may use
FORUMS_URL="${COL_CYAN}https://discourse.pi-hole.net${COL_NC}"
TRICORDER_CONTEST="${COL_CYAN}https://pi-hole.net/2016/11/07/crack-our-medical-tricorder-win-a-raspberry-pi-3/${COL_NC}"
# Port numbers used for uploading the debug log
TRICORDER_NC_PORT_NUMBER=9999
TRICORDER_SSL_PORT_NUMBER=9998
# Directories required by Pi-hole
# https://discourse.pi-hole.net/t/what-files-does-pi-hole-use/1684
CORE_GIT_DIRECTORY="/etc/.pihole"
CRON_D_DIRECTORY="/etc/cron.d"
DNSMASQ_D_DIRECTORY="/etc/dnsmasq.d"
PIHOLE_DIRECTORY="/etc/pihole"
PIHOLE_SCRIPTS_DIRECTORY="/opt/pihole"
BIN_DIRECTORY="/usr/local/bin"
RUN_DIRECTORY="/run"
LOG_DIRECTORY="/var/log"
WEB_SERVER_LOG_DIRECTORY="${LOG_DIRECTORY}/lighttpd"
WEB_SERVER_CONFIG_DIRECTORY="/etc/lighttpd"
HTML_DIRECTORY="/var/www/html"
WEB_GIT_DIRECTORY="${HTML_DIRECTORY}/admin"
BLOCK_PAGE_DIRECTORY="${HTML_DIRECTORY}/pihole"
# Files required by Pi-hole
# https://discourse.pi-hole.net/t/what-files-does-pi-hole-use/1684
PIHOLE_CRON_FILE="${CRON_D_DIRECTORY}/pihole"
PIHOLE_DNS_CONFIG_FILE="${DNSMASQ_D_DIRECTORY}/01-pihole.conf"
PIHOLE_DHCP_CONFIG_FILE="${DNSMASQ_D_DIRECTORY}/02-pihole-dhcp.conf"
PIHOLE_WILDCARD_CONFIG_FILE="${DNSMASQ_D_DIRECTORY}/03-wildcard.conf"
WEB_SERVER_CONFIG_FILE="${WEB_SERVER_CONFIG_DIRECTORY}/lighttpd.conf"
PIHOLE_DEFAULT_AD_LISTS="${PIHOLE_DIRECTORY}/adlists.default"
PIHOLE_USER_DEFINED_AD_LISTS="${PIHOLE_DIRECTORY}/adlists.list"
PIHOLE_BLACKLIST_FILE="${PIHOLE_DIRECTORY}/blacklist.txt"
PIHOLE_BLOCKLIST_FILE="${PIHOLE_DIRECTORY}/gravity.list"
PIHOLE_INSTALL_LOG_FILE="${PIHOLE_DIRECTORY}/install.log"
PIHOLE_RAW_BLOCKLIST_FILES=${PIHOLE_DIRECTORY}/list.*
PIHOLE_LOCAL_HOSTS_FILE="${PIHOLE_DIRECTORY}/local.list"
PIHOLE_LOGROTATE_FILE="${PIHOLE_DIRECTORY}/logrotate"
PIHOLE_SETUP_VARS_FILE="${PIHOLE_DIRECTORY}/setupVars.conf"
PIHOLE_WHITELIST_FILE="${PIHOLE_DIRECTORY}/whitelist.txt"
PIHOLE_COMMAND="${BIN_DIRECTORY}/pihole"
PIHOLE_COLTABLE_FILE="${BIN_DIRECTORY}/COL_TABLE"
FTL_PID="${RUN_DIRECTORY}/pihole-FTL.pid"
FTL_PORT="${RUN_DIRECTORY}/pihole-FTL.port"
PIHOLE_LOG="${LOG_DIRECTORY}/pihole.log"
PIHOLE_LOG_GZIPS=${LOG_DIRECTORY}/pihole.log.[0-9].*
PIHOLE_DEBUG_LOG="${LOG_DIRECTORY}/pihole_debug.log"
PIHOLE_FTL_LOG="${LOG_DIRECTORY}/pihole-FTL.log"
PIHOLE_WEB_SERVER_ACCESS_LOG_FILE="${WEB_SERVER_LOG_DIRECTORY}/access.log"
PIHOLE_WEB_SERVER_ERROR_LOG_FILE="${WEB_SERVER_LOG_DIRECTORY}/error.log"
# An array of operating system "pretty names" that we officialy support
# We can loop through the array at any time to see if it matches a value
SUPPORTED_OS=("Raspbian" "Ubuntu" "Fedora" "Debian" "CentOS")
# In a similar fashion, these are the folders Pi-hole needs
# https://discourse.pi-hole.net/t/what-files-does-pi-hole-use/1684
REQUIRED_DIRECTORIES=(${CORE_GIT_DIRECTORY}
${CRON_D_DIRECTORY}
${DNSMASQ_D_DIRECTORY}
${PIHOLE_DIRECTORY}
${PIHOLE_SCRIPTS_DIRECTORY}
${BIN_DIRECTORY}
${RUN_DIRECTORY}
${LOG_DIRECTORY}
${WEB_SERVER_LOG_DIRECTORY}
${WEB_SERVER_CONFIG_DIRECTORY}
${HTML_DIRECTORY}
${WEB_GIT_DIRECTORY}
${BLOCK_PAGE_DIRECTORY})
# These are the files Pi-hole needs--also stored in array for parsing through
# https://discourse.pi-hole.net/t/what-files-does-pi-hole-use/1684
REQUIRED_FILES=(${PIHOLE_CRON_FILE}
${PIHOLE_DNS_CONFIG_FILE}
${PIHOLE_DHCP_CONFIG_FILE}
${PIHOLE_WILDCARD_CONFIG_FILE}
${WEB_SERVER_CONFIG_FILE}
${PIHOLE_DEFAULT_AD_LISTS}
${PIHOLE_USER_DEFINED_AD_LISTS}
${PIHOLE_BLACKLIST_FILE}
${PIHOLE_BLOCKLIST_FILE}
${PIHOLE_INSTALL_LOG_FILE}
${PIHOLE_RAW_BLOCKLIST_FILES}
${PIHOLE_LOCAL_HOSTS_FILE}
${PIHOLE_LOGROTATE_FILE}
${PIHOLE_SETUP_VARS_FILE}
${PIHOLE_WHITELIST_FILE}
${PIHOLE_COMMAND}
${PIHOLE_COLTABLE_FILE}
${FTL_PID}
${FTL_PORT}
${PIHOLE_LOG}
${PIHOLE_LOG_GZIPS}
${PIHOLE_DEBUG_LOG}
${PIHOLE_FTL_LOG}
${PIHOLE_WEB_SERVER_ACCESS_LOG_FILE}
${PIHOLE_WEB_SERVER_ERROR_LOG_FILE})
source_setup_variables() {
# Display the current test that is running
log_write "\n${COL_LIGHT_PURPLE}*** [ INITIALIZING ]${COL_NC} Sourcing setup varibles"
log_write "\n${COL_LIGHT_PURPLE}*** [ INITIALIZING ]${COL_NC} Sourcing setup variables"
# If the variable file exists,
if_file_exists "${VARSFILE}" && \
log_write "${INFO} Sourcing ${VARSFILE}...";
if_file_exists "${PIHOLE_SETUP_VARS_FILE}" && \
log_write "${INFO} Sourcing ${PIHOLE_SETUP_VARS_FILE}...";
# source it
source ${VARSFILE} || \
source ${PIHOLE_SETUP_VARS_FILE} || \
# If it can't, show an error
log_write "${VARSFILE} ${COL_LIGHT_RED}does not exist or cannot be read.${COL_NC}"
log_write "${PIHOLE_SETUP_VARS_FILE} ${COL_LIGHT_RED}does not exist or cannot be read.${COL_NC}"
}
make_temporary_log() {
@ -93,7 +183,7 @@ log_write() {
copy_to_debug_log() {
# Copy the contents of file descriptor 3 into the debug log so it can be uploaded to tricorder
cat /proc/$$/fd/3 >> "${DEBUG_LOG}"
cat /proc/$$/fd/3 >> "${PIHOLE_DEBUG_LOG}"
}
echo_succes_or_fail() {
@ -232,9 +322,9 @@ check_ftl_version() {
# Checks the core version of the Pi-hole codebase
check_component_versions() {
# Check the Web version, branch, and commit
compare_local_version_to_git_version "${PIHOLEGITDIR}" "Core"
compare_local_version_to_git_version "${CORE_GIT_DIRECTORY}" "Core"
# Check the Web version, branch, and commit
compare_local_version_to_git_version "${ADMINGITDIR}" "Web"
compare_local_version_to_git_version "${WEB_GIT_DIRECTORY}" "Web"
# Check the FTL version
check_ftl_version
}
@ -357,9 +447,9 @@ processor_check() {
parse_setup_vars() {
echo_current_diagnostic "Setup variables"
if_file_exists "${VARSFILE}" && \
parse_file "${VARSFILE}" || \
log_write "${CROSS} ${COL_LIGHT_RED}Could not read ${VARSFILE}.${COL_NC}"
if_file_exists "${PIHOLE_SETUP_VARS_FILE}" && \
parse_file "${PIHOLE_SETUP_VARS_FILE}" || \
log_write "${CROSS} ${COL_LIGHT_RED}Could not read ${PIHOLE_SETUP_VARS_FILE}.${COL_NC}"
}
does_ip_match_setup_vars() {
@ -368,16 +458,16 @@ does_ip_match_setup_vars() {
# IP address to check for
local ip_address="${2}"
# See what IP is in the setupVars.conf file
local setup_vars_ip=$(cat ${VARSFILE} | grep IPV${protocol}_ADDRESS | cut -d '=' -f2)
local setup_vars_ip=$(cat ${PIHOLE_SETUP_VARS_FILE} | grep IPV${protocol}_ADDRESS | cut -d '=' -f2)
# If it's an IPv6 address
if [[ "${protocol}" == "6" ]]; then
# Strip off the /
if [[ "${ip_address%/*}" == "${setup_vars_ip}" ]]; then
# if it matches, show it in green
log_write " ${COL_LIGHT_GREEN}${ip_address%/*}${COL_NC} matches the IP found in ${VARSFILE}"
log_write " ${COL_LIGHT_GREEN}${ip_address%/*}${COL_NC} matches the IP found in ${PIHOLE_SETUP_VARS_FILE}"
else
# otherwise show it in red with an FAQ URL
log_write " ${COL_LIGHT_RED}${ip_address%/*}${COL_NC} does not match the IP found in ${VARSFILE} (${FAQ_ULA})"
log_write " ${COL_LIGHT_RED}${ip_address%/*}${COL_NC} does not match the IP found in ${PIHOLE_SETUP_VARS_FILE} (${FAQ_ULA})"
fi
else
@ -385,10 +475,10 @@ does_ip_match_setup_vars() {
# since it exists in the setupVars.conf that way
if [[ "${ip_address}" == "${setup_vars_ip}" ]]; then
# show in green if it matches
log_write " ${COL_LIGHT_GREEN}${ip_address}${COL_NC} matches the IP found in ${VARSFILE}"
log_write " ${COL_LIGHT_GREEN}${ip_address}${COL_NC} matches the IP found in ${PIHOLE_SETUP_VARS_FILE}"
else
# otherwise show it in red
log_write " ${COL_LIGHT_RED}${ip_address}${COL_NC} does not match the IP found in ${VARSFILE} (${FAQ_ULA})"
log_write " ${COL_LIGHT_RED}${ip_address}${COL_NC} does not match the IP found in ${PIHOLE_SETUP_VARS_FILE} (${FAQ_ULA})"
fi
fi
}
@ -423,7 +513,7 @@ detect_ip_addresses() {
if [[ "${protocol}" == "6" ]]; then
# let the user know that as long as there is one green address, things should be ok
log_write " ^ Please note that you may have more than one IP address listed."
log_write " As long as one of them is green, and it matches what is in ${VARSFILE}, there is no need for concern.\n"
log_write " As long as one of them is green, and it matches what is in ${PIHOLE_SETUP_VARS_FILE}, there is no need for concern.\n"
log_write " The link to the FAQ is for an issue that sometimes occurs when the IPv6 address changes, which is why we check for it.\n"
fi
}
@ -616,7 +706,7 @@ dig_at() {
# Find a random blocked url that has not been whitelisted.
# This helps emulate queries to different domains that a user might query
# It will also give extra assurance that Pi-hole is correctly resolving and blocking domains
local random_url=$(shuf -n 1 "${GRAVITYFILE}" | awk -F ' ' '{ print $2 }')
local random_url=$(shuf -n 1 "${PIHOLE_BLOCKLIST_FILE}" | awk -F ' ' '{ print $2 }')
# First, do a dig on localhost to see if Pi-hole can use itself to block a domain
if local_dig=$(dig +tries=1 +time=2 -"${protocol}" "${random_url}" @${local_address} +short "${record_type}"); then
@ -783,22 +873,22 @@ show_content_of_files_in_dir() {
show_content_of_pihole_files() {
# Show the content of the files in /etc/dnsmasq.d
show_content_of_files_in_dir "${DNSMASQCONFDIR}"
show_content_of_files_in_dir "${DNSMASQ_D_DIRECTORY}"
# Show the content of the files in /etc/lighttpd
show_content_of_files_in_dir "/etc/lighttpd"
# Show the content of the files in /etc/lighttpd
show_content_of_files_in_dir "/etc/cron.d"
# Show the content of the files in /var/www/html
# show_content_of_files_in_dir "${ADMINGITDIR}"
# show_content_of_files_in_dir "${WEB_GIT_DIRECTORY}"
}
analyze_gravity_list() {
echo_current_diagnostic "Gravity list"
# It's helpful to know how big a user's gravity file is
gravity_length=$(grep -c ^ "${GRAVITYFILE}") && \
log_write "${INFO} ${GRAVITYFILE} is ${gravity_length} lines long." || \
gravity_length=$(grep -c ^ "${PIHOLE_BLOCKLIST_FILE}") && \
log_write "${INFO} ${PIHOLE_BLOCKLIST_FILE} is ${gravity_length} lines long." || \
# If the previous command failed, something is wrong with the file
log_write "${CROSS} ${COL_LIGHT_RED}${GRAVITYFILE} not found!${COL_NC}"
log_write "${CROSS} ${COL_LIGHT_RED}${PIHOLE_BLOCKLIST_FILE} not found!${COL_NC}"
}
tricorder_use_nc_or_ssl() {
@ -808,20 +898,20 @@ tricorder_use_nc_or_ssl() {
# If the command exists,
log_write " * Using ${COL_LIGHT_GREEN}openssl${COL_NC} for transmission."
# encrypt and transmit the log and store the token returned in a variable
tricorder_token=$(cat ${DEBUG_LOG} | openssl s_client -quiet -connect tricorder.pi-hole.net:9998 2> /dev/null)
tricorder_token=$(cat ${PIHOLE_DEBUG_LOG} | openssl s_client -quiet -connect tricorder.pi-hole.net:${TRICORDER_SSL_PORT_NUMBER} 2> /dev/null)
# Otherwise,
else
# use net cat
log_write "${INFO} Using ${COL_YELLOW}netcat${COL_NC} for transmission."
tricorder_token=$(cat ${DEBUG_LOG} | nc tricorder.pi-hole.net 9999)
tricorder_token=$(cat ${PIHOLE_DEBUG_LOG} | nc tricorder.pi-hole.net ${TRICORDER_NC_PORT_NUMBER})
fi
}
upload_to_tricorder() {
# Set the permissions and owner
chmod 644 ${DEBUG_LOG}
chown "$USER":pihole ${DEBUG_LOG}
chmod 644 ${PIHOLE_DEBUG_LOG}
chown "$USER":pihole ${PIHOLE_DEBUG_LOG}
# Let the user know debugging is complete
echo ""
@ -829,7 +919,7 @@ upload_to_tricorder() {
# Provide information on what they should do with their token
log_write " * The debug log can be uploaded to tricorder.pi-hole.net for sharing with developers only."
log_write " * For more information, see: ${COL_CYAN}https://pi-hole.net/2016/11/07/crack-our-medical-tricorder-win-a-raspberry-pi-3/${COL_NC}"
log_write " * For more information, see: ${TRICORDER_CONTEST}"
log_write " * If available, we'll use openssl to upload the log, otherwise it will fall back to netcat."
# If pihole -d is running automatically (usually throught the dashboard)
if [[ "${AUTOMATED}" ]]; then
@ -838,10 +928,10 @@ upload_to_tricorder() {
# and then decide again which tool to use to submit it
if command -v openssl &> /dev/null; then
log_write "${INFO} Using ${COL_LIGHT_GREEN}openssl${COL_NC} for transmission."
tricorder_token=$(openssl s_client -quiet -connect tricorder.pi-hole.net:9998 2> /dev/null < /dev/stdin)
tricorder_token=$(openssl s_client -quiet -connect tricorder.pi-hole.net:${TRICORDER_SSL_PORT_NUMBER} 2> /dev/null < /dev/stdin)
else
log_write "${INFO} Using ${COL_YELLOW}netcat${COL_NC} for transmission."
tricorder_token=$(nc tricorder.pi-hole.net 9999 < /dev/stdin)
tricorder_token=$(nc tricorder.pi-hole.net ${TRICORDER_NC_PORT_NUMBER} < /dev/stdin)
fi
else
echo ""
@ -864,13 +954,13 @@ upload_to_tricorder() {
log_write "${COL_LIGHT_PURPLE}***********************************${COL_NC}"
log_write ""
log_write " * Provide this token to the Pi-hole team for assistance at"
log_write " * ${COL_CYAN}https://discourse.pi-hole.net${COL_NC}"
log_write " * ${FORUMS_URL}"
log_write " * Your log will self-destruct on our server after ${COL_LIGHT_RED}48 hours${COL_NC}."
else
log_write "${CROSS} ${COL_LIGHT_RED}There was an error uploading your debug log.${COL_NC}"
log_write " * Please try again or contact the Pi-hole team for assistance."
fi
log_write " * A local copy of the debug log can be found at: ${COL_CYAN}${DEBUG_LOG}${COL_NC}\n"
log_write " * A local copy of the debug log can be found at: ${COL_CYAN}${PIHOLE_DEBUG_LOG}${COL_NC}\n"
}
# Run through all the functions we made