Merging upstream version 1.19.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 101 insertions, 0 deletions

diff --git a/system/edit-config b/system/edit-config
new file mode 100644
index 00000000..7c785a95
--- /dev/null
+++ b/system/edit-config
@@ -0,0 +1,101 @@
+#!/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