copying from private repo

shell/cron-user-run

@@ -0,0 +1,120 @@
+#!/bin/bash
+
+_helpexit() {
+  echo "# Example cron:"
+  _get_cron_template
+  echo "
+# Cron run, arg is one of:
+  reboot hourly daily weekly monthly all list help
+  all runs all targets but not reboot
+  "
+  exit 1
+}
+
+_get_cron_template() {
+  min=$(( $RANDOM % 20 ))
+  echo "
+### CRON user run ###
+@reboot $0 reboot
+$min *    * * *   $0 hourly
+$(( $min + 10 )) 4    * * *   $0 daily
+$(( $min + 20 )) 4    * * 1   $0 weekly
+$(( $min + 30 )) 4    1 * *   $0 monthly
+### CRON user run END ###"
+}
+
+_install() {
+  crontab -l 2>/dev/null | grep -q cron-user-run && {
+      echo "Already installed"
+      return
+  }
+  echo "Installing"
+  crontab -l 2>/dev/null
+  tmpfile=$( mktemp )
+  crontab -l > "$tmpfile" 2>/dev/null
+  set -e
+  _get_cron_template >> "$tmpfile"
+  crontab "$tmpfile"
+  rm "$tmpfile"
+  crontab -l
+  return
+}
+
+if [ -z "$1" ];then
+  _helpexit
+fi
+# SETUP
+cd $HOME
+LOG="$HOME/.log/cron.log"
+TSF="%Y-%m-%d %H:%M:%S [$1]"
+CRONBASE="$HOME/.local/etc/cron"
+mkdir -p "$HOME/.log"
+for task in hourly daily weekly monthly reboot; do
+  if [[ ! -e "$CRONBASE"/"$task" ]]; then
+    mkdir -p "$CRONBASE"/"$task"
+  fi
+done
+if [[ ! -e ~/.log/logrotate.conf ]]; then
+  cat <<EOF > ~/.log/logrotate.conf
+$HOME/.log/*.log {
+    monthly
+        missingok
+        rotate 12
+        compress
+        delaycompress
+        notifempty
+}
+EOF
+fi
+if [[ ! -e "$CRONBASE"/daily/000-logrotate ]]; then
+  cat <<EOF > "$CRONBASE"/daily/000-logrotate
+#!/bin/bash
+
+/usr/sbin/logrotate -s ~/.log/logrotate.state ~/.log/logrotate.conf
+EOF
+  chmod +x "$CRONBASE"/daily/000-logrotate
+fi
+
+case "$1" in
+  help|-h|--help)
+    _helpexit
+    ;;
+  all)
+    for task in hourly daily weekly monthly; do
+      "$0" $task
+    done
+    exit $?
+    ;;
+  list)
+    if [[ -e "$LOG" ]]; then
+      echo "===================="
+      echo "Log: $LOG"
+      tail -n 10 "$LOG"
+      echo "===================="
+    fi
+    for task in hourly daily weekly monthly reboot; do
+      if [[ -e "$CRONBASE"."$task" ]]; then
+         echo "$CRONBASE"."$task"
+         ls -1 "$CRONBASE"."$task" | sed 's/^/  /'
+      fi
+      if [[ -e "$CRONBASE"/"$task" ]]; then
+         echo "$CRONBASE"/"$task"
+         ls -1 "$CRONBASE"/"$task" | sed 's/^/  /'
+      fi
+    done
+    exit $?
+    ;;
+  install)
+    _install
+    ;;
+  hourly|daily|weekly|monthly|reboot)
+    echo "Running user cron $1" | ts -m "$TSF" >> "$LOG"
+    if [[ -e "$CRONBASE"."$task" ]]; then
+      run-parts --report -v "$CRONBASE"."$1" 2>&1 | ts -m "$TSF" >> "$LOG"
+    fi
+    if [[ -e "$CRONBASE"/"$task" ]]; then
+      run-parts --report -v "$CRONBASE"/"$1" 2>&1 | ts -m "$TSF" >> "$LOG"
+    fi
+    ;;
+esac
+