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42424b515b
Add ftl_api_port function Signed-off-by: Christian König <ckoenig@posteo.de> Use getFTLAPIPort in pihole Signed-off-by: Christian König <ckoenig@posteo.de> Use default portfile as fallback Signed-off-by: Christian König <ckoenig@posteo.de> Fix stickler Signed-off-by: Christian König <ckoenig@posteo.de> Correct variables Signed-off-by: Christian König <ckoenig@posteo.de> Apply suggestions from code review Co-authored-by: DL6ER <DL6ER@users.noreply.github.com> Add test getFTLAPIPort returing default port Signed-off-by: Christian König <ckoenig@posteo.de> Remove unused code from test_key_val_replacement_works Signed-off-by: Christian König <ckoenig@posteo.de> Add getFTLAPIPort_custom test Signed-off-by: Christian König <ckoenig@posteo.de> Fix output format Signed-off-by: Christian König <ckoenig@posteo.de> Add debugging Signed-off-by: Christian König <ckoenig@posteo.de> Remove debugging and fix function Signed-off-by: Christian König <ckoenig@posteo.de>
62 lines
2 KiB
Bash
Executable file
62 lines
2 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Pi-hole: A black hole for Internet advertisements
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# (c) 2017 Pi-hole, LLC (https://pi-hole.net)
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# Network-wide ad blocking via your own hardware.
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#
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# Script to hold utility functions for use in other scripts
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#
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# This file is copyright under the latest version of the EUPL.
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# Please see LICENSE file for your rights under this license.
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# Basic Housekeeping rules
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# - Functions must be self contained
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# - Functions must be added in alphabetical order
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# - Functions must be documented
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# - New functions must have a test added for them in test/test_any_utils.py
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#######################
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# Takes three arguments key, value, and file.
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# Checks the target file for the existence of the key
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# - If it exists, it changes the value
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# - If it does not exist, it adds the value
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#
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# Example usage:
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# addOrEditKeyValuePair "BLOCKING_ENABLED" "true" "/etc/pihole/setupVars.conf"
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#######################
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addOrEditKeyValPair() {
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local key="${1}"
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local value="${2}"
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local file="${3}"
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if grep -q "^${key}=" "${file}"; then
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sed -i "/^${key}=/c\\${key}=${value}" "${file}"
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else
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echo "${key}=${value}" >> "${file}"
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fi
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}
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#######################
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# returns FTL's current telnet API port
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#######################
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getFTLAPIPort(){
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local -r FTLCONFFILE="/etc/pihole/pihole-FTL.conf"
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local -r DEFAULT_PORT_FILE="/run/pihole-FTL.port"
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local -r DEFAULT_FTL_PORT=4711
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local PORTFILE
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local ftl_api_port
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if [[ -f "$FTLCONFFILE" ]]; then
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# if PORTFILE is not set in pihole-FTL.conf, use the default path
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PORTFILE="$( (grep "^PORTFILE=" $FTLCONFFILE || echo "$DEFAULT_PORT_FILE") | cut -d"=" -f2-)"
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fi
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if [[ -s "$PORTFILE" ]]; then
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# -s: FILE exists and has a size greater than zero
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ftl_api_port=$(<"$PORTFILE")
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# Exploit prevention: unset the variable if there is malicious content
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# Verify that the value read from the file is numeric
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[[ "$ftl_api_port" =~ [^[:digit:]] ]] && unset ftl_api_port
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fi
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# echo the port found in the portfile or default to the default port
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echo "${ftl_api_port:=$DEFAULT_FTL_PORT}"
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}
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