feat: Rename script.sh to source.sh

This commit is contained in:
ge 2022-05-14 17:50:12 +03:00
parent cbc1d68ab4
commit 05e2381981

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@ -1,105 +0,0 @@
#! /usr/bin/env bash
# script.sh - utilitary functions.
# Copyright (c) 2022 ge <https://nixhacks.net/>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
validate_sources() {
# Check sources array.
#
# Usage: validate_sources ARRAY
# Allowed URI schemes: file, mysql postgres, sqlite
# No required schemes.
local array=("$@")
local scheme=
for uri in "${array[@]}"; do
scheme="${uri%%:*}"
case "$scheme" in
file|mysql|postgres|sqlite) : ;; # do nothing, this is OK
*) echo "Error: Unsupported URI scheme: $scheme" >&2; exit 1;;
esac
done
}
validate_targets() {
# Check targets array and set local_target variable.
#
# Usage: validate_targets ARRAY
# Allowed URI schemes: file, ftp, sftp, rsync, s3, swift, sj, dav, davs
# Required schemes (one or more times): file
local array=("$@")
local scheme=
local file_targets=()
for uri in "${array[@]}"; do
scheme="${uri%%:*}"
case "$scheme" in
file|ftp|sftp|rsync|s3|swift|sj|dav|davs)
if [[ "$scheme" == file ]]; then
file_targets+=("$uri")
fi
;;
*) echo "Error: Unsupported URI scheme: $scheme" >&2; exit 1;;
esac
done
if [ "${#file_targets[@]}" -eq 0 ]; then
echo "Error: 'file' scheme is not set in targets." \
"You must provide one or more targets with 'file' scheme." >&2
exit 1
else
# Set local_target. This variable contains path to save local backups.
# Files to additional targets will be coped from this directory.
local_target="${file_targets[0]}"
fi
}
source_script() {
# Safely as possible source backup script.
#
# Usage: source_script SCRIPT
local script="$1"
if ! test -f "$script"; then
echo "Error: No such file: $script" >&2; exit 1
fi
# Dry run script, check syntax. See set(1p)
if ! bash -n "$script"; then
echo Error: Please check your syntax >&2; exit 1
fi
# Source script
. "$@"
# Check required variables
if [[ "$sources" ]]; then
validate_sources "${sources[@]}"
else
echo Error: sources array is not set >&2; exit 1
fi
if [[ "$targets" ]]; then
validate_targets "${targets[@]}"
else
echo Error: targets array is not set >&2; exit 1
fi
}