mirror of
https://github.com/ben-grande/qusal.git
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59 lines
1.4 KiB
Plaintext
59 lines
1.4 KiB
Plaintext
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#!/bin/sh
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# SPDX-FileCopyrightText: 2023 Benjamin Grande M. S. <ben.grande.b@gmail.com>
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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set -eu
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base_path="$HOME/src"
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repo="$QREXEC_SERVICE_ARGUMENT"
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#origin="$QREXEC_REMOTE_DOMAIN"
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die(){
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echo "error: $1" >&2
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exit 1
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}
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fail_invalid_name(){
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if ! (echo "$repo" | grep -q "^[A-Za-z0-9][A-Za-z0-9_.-]\+$"); then
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die "Invalid repository. Allowed chars: letters, numbers, hyphen, underscore and dot. It cannot begin with hyphen, underscore or dot."
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fi
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}
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if ! command -v git >/dev/null; then
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die "Command not found: git"
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fi
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fail_invalid_name
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case "$repo" in
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*".git") ;;
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*) repo="$repo.git";;
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esac
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path="$base_path/$repo"
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action="${0##*.Git}"
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case "$action" in
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Fetch) service=git-upload-pack;;
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Push) service=git-receive-pack;;
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Init) service="git init --bare";;
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*) die "Invalid RPC name: ${0##*/}";;
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esac
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if test "$action" != "Init"; then
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test -d "$path" || die "Directory doesn't exist: $repo"
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git -C "$path" rev-parse >/dev/null 2>&1 || die "Not a git repository: $repo"
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is_bare="$(git -C "$path" rev-parse --is-bare-repository)"
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test "${is_bare}" = "true" || die "Not a bare repository: $repo"
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fi
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if ! test -d "$base_path"; then
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# shellcheck disable=SC2174
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mkdir -m 0700 -p "$base_path" >/dev/null 2>&1 ||
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die "Cannot create directory: $base_path"
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fi
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# shellcheck disable=SC2086
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exec $service -- "$path"
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