CreatBotCrowsnest/libs/configparser.sh
Stephan Wendel 104536cd21
refactor!: renaming webcamd to crowsnest
BREAKING CHANGE: This will require a reinstall of crowsnest

Signed-off-by: Stephan Wendel <me@stephanwe.de>
2022-06-12 15:42:28 +02:00

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#!/bin/bash
#### Configparser library
#### crowsnest - A webcam Service for multiple Cams and Stream Services.
####
#### Written by Stephan Wendel aka KwadFan <me@stephanwe.de>
#### Copyright 2021
#### https://github.com/mainsail-crew/crowsnest
####
#### This File is distributed under GPLv3
####
# shellcheck enable=require-variable-braces
# Exit upon Errors
set -Ee
# Read Configuration File
# call get_param section param
# spits out raw value
function get_param {
local cfg section param
cfg="${CROWSNEST_CFG}"
section="${1}"
param="${2}"
crudini --get "${cfg}" "${section}" "${param}" 2> /dev/null | \
sed 's/\#.*//;s/[[:space:]]*$//'
}
# Check for existing file
# Exit with error if not exist
function check_cfg {
if [ ! -r "${1}" ]; then
log_msg "ERROR: No Configuration File found. Exiting!"
exit 1
fi
}
## Spits out all [cam <nameornumber>] configured sections
function configured_cams {
local cams cfg
cfg="${CROWSNEST_CFG}"
for i in $(crudini --existing=file --get "${cfg}" | \
sed '/crowsnest/d;s/cam//'); do
cams+=("${i}")
done
echo "${cams[@]}"
}
# Checks [cam <nameornumber>] if all needed configuration sections are present
# call check_section <nameornumber> ex.: check_section foobar
function check_section {
local section exist param must_exist missing
section="cam ${1}"
# Ignore missing custom flags
exist="$(crudini --existing=param --get "${CROWSNEST_CFG}" "${section}" \
2> /dev/null | sed '/custom_flags/d;/v4l2ctl/d')"
for i in ${exist}; do
param+=("${i}")
done
# Stop on deprecated conf
for i in "${param[@]}"; do
if [ "${i}" = "streamer" ]; then
deprecated_msg_1
exit 1
fi
done
must_exist=(mode port device resolution max_fps)
missing="$(echo "${param[@]}" "${must_exist[@]}" | \
tr ' ' '\n' | sort | uniq -u)"
for i in "${missing[@]}"; do
if [ -n "${i}" ]; then
log_msg "ERROR: Parameter ${missing} not found in \
Section [${section}]. Start skipped!"
else
log_msg "INFO: Configuration of Section [${section}] looks good. \
Continue..."
fi
done
}