Squashed initial commit

server-scripts/script-install-btrfsmaintenance

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+#!/usr/bin/env bash
+# Generic btrfsmaintenance install script
+# Copyright 2021 Bryan C. Roessler
+
+parent="${BASH_SOURCE[0]}"
+parent=${parent%/*}
+
+[[ -f $parent/script-functions ]] && . "$parent"/script-functions || exit 1
+
+is_root
+
+# Optionally provide the config directory manually
+if [[ $# -lt 1 ]]; then
+    if [[ -d /etc/sysconfig ]]; then
+        CONFDIR=/etc/sysconfig
+    elif [[ -d /etc/default ]]; then
+        CONFDIR=/etc/default
+    else
+        echo "Cannot detect sysconfig directory, please specify manually"
+        exit 1
+    fi
+else
+    CONFDIR="$1"
+fi
+
+# This is hardcoded by the btrfs maintenance scripts, change at your peril
+INSTALLDIR="/usr/share/btrfsmaintenance"
+
+# Backup existing installation
+if [[ -d "$INSTALLDIR" ]]; then
+    TEMPDIR="/tmp/btrfs-maintenance.bk"
+    echo "Moving existing $INSTALLDIR to $TEMPDIR"
+    [[ -d "$TEMPDIR" ]] && rm -rf "$TEMPDIR"
+    mv "$INSTALLDIR" "$TEMPDIR"
+fi
+
+git clone "https://github.com/kdave/btrfsmaintenance.git" "$INSTALLDIR"
+
+# Quirks
+if [[ -e "/etc/os-release" ]]; then
+    source "/etc/os-release"
+    if [[ "$ID" == "centos" && "$VERSION_ID" == "7" ]]; then
+        sed -i 's/flock --verbose/flock' "$INSTALLDIR"/btrfsmaintenance-functions
+    fi
+fi
+
+chmod 755 "$INSTALLDIR"/*.sh
+
+# Copy config file
+[[ ! -f "$CONFDIR"/btrfsmaintenance ]] && install -oroot -groot -m644 "$INSTALLDIR"/sysconfig.btrfsmaintenance "$CONFDIR"/btrfsmaintenance
+
+# Copy systemd files and reload
+for f in "$INSTALLDIR"/btrfs-*.{service,timer}; do
+    cp "$f" /usr/lib/systemd/system/
+done
+systemctl daemon-reload
+
+# Optionally, start and enable the services
+# systemctl enable --now btrfs-scrub
+
+exit $?