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#!/usr/bin/env sh
[ -f /etc/profile ] && . /etc/profile
file="${1}"
if [ "$(command -v editor)" ] ; then
EDITOR="${EDITOR-editor}"
else
EDITOR="${EDITOR-vi}"
fi
[ -z "${NETDATA_USER_CONFIG_DIR}" ] && NETDATA_USER_CONFIG_DIR="/etc/netdata"
[ -z "${NETDATA_STOCK_CONFIG_DIR}" ] && NETDATA_STOCK_CONFIG_DIR="/usr/lib/netdata/conf.d"
if [ -z "${file}" ]
then
cat <<USAGE
USAGE:
${0} FILENAME
Copy and edit the stock config file named: FILENAME
if FILENAME is already copied, it will be edited as-is.
The EDITOR shell variable is used to define the editor to be used.
Stock config files at: '${NETDATA_STOCK_CONFIG_DIR}'
User config files at: '${NETDATA_USER_CONFIG_DIR}'
Available files in '${NETDATA_STOCK_CONFIG_DIR}' to copy and edit:
USAGE
cd "${NETDATA_STOCK_CONFIG_DIR}" || exit 1
ls >&2 -R *.conf */*.conf
exit 1
fi
file_is_in_path() {
local file path real
file="${1}"
path="${2}"
real="$(readlink -f "${file}")"
# we don't have working readlink
[ -z "${real}" ] && return 0
if [ ! -z "${real}" ] && [ -z "$(echo "${real}" | grep -E "^${path}.*$")" ]
then
echo >&2 "File '${file}' is physically at '${real}', which is not in '${path}'. Aborting."
exit 1
fi
return 0
}
edit() {
echo >&2 "Editing '${1}' ..."
# check we can edit
file_is_in_path "${1}" "${NETDATA_USER_CONFIG_DIR}" || exit 1
"${EDITOR}" "${1}"
exit $?
}
copy_and_edit() {
# check we can copy
file_is_in_path "${NETDATA_STOCK_CONFIG_DIR}/${1}" "${NETDATA_STOCK_CONFIG_DIR}" || exit 1
if [ ! -f "${NETDATA_USER_CONFIG_DIR}/${1}" ]
then
echo >&2 "Copying '${NETDATA_STOCK_CONFIG_DIR}/${1}' to '${NETDATA_USER_CONFIG_DIR}/${1}' ... "
cp -p "${NETDATA_STOCK_CONFIG_DIR}/${1}" "${NETDATA_USER_CONFIG_DIR}/${1}" || exit 1
fi
edit "${NETDATA_USER_CONFIG_DIR}/${1}"
}
# make sure it is not absolute filename
c1="$(echo "${file}" | cut -b 1)"
if [ "${c1}" = "/" ] || [ "${c1}" = "." ]
then
echo >&2 "Please don't use filenames starting with '/' or '.'"
exit 1
fi
# already exists
if [ -f "${NETDATA_USER_CONFIG_DIR}/${file}" ]
then
edit "${NETDATA_USER_CONFIG_DIR}/${file}"
fi
[ -f "${NETDATA_USER_CONFIG_DIR}/${file}" ] && edit "${NETDATA_USER_CONFIG_DIR}/${file}"
[ -f "${NETDATA_STOCK_CONFIG_DIR}/${file}" ] && copy_and_edit "${file}"
echo >&2 "File '${file}' is not found in '${NETDATA_STOCK_CONFIG_DIR}'"
exit 1
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