[小技巧]mac backup script cron + copy to telegram

Problem & Summary

Solution

#!/bin/bash

# Backup important files to telegram
# Copy to PSN
# 2023/02/24

log() {
	    echo "$(date "+%Y-%m-%d %H:%M:%S")" "$1"
    }

# telegram
api_key='bot1577xxxxxxx:AAHTPb1MJ7ZZtWBcxxxxxxx'
chat_id='-100130xxxxx'

# timestamp
BACKUP_TIMESTAMP=$(date "+%Y-%m-%d")

# Define an array of filenames to copy
files_to_copy=(
  ~/".config/clash" \
  ~/".zshrc" \
)

# Get the directory where the script is located
script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
target_dir=$script_dir/$BACKUP_TIMESTAMP
echo "making backup for $target_dir"
mkdir $target_dir

# Loop over each file in the array and copy it to the script directory
for file in "${files_to_copy[@]}"
do
    if [ -d "$file" ]; then
        cp -r "$file" "$target_dir/"
    else
        cp "$file" "$target_dir/"
    fi

    # generate crontab
    crontab -l > $target_dir/crontab
    history > $target_dir/command_history
done



###### use openssl
#fName=/tmp/tgbaklp00tt_$(hostname)_$(date "+%F-%H%M%S").tar.gz
#fNameEnc=$fName.enc
#tar -czvPf  $fName $fList
#openssl enc -aes256 -in $fName -out $fNameEnc -pass pass:"${BACKUPPASS}" -md sha1
# decrypt use -
# openssl enc -aes256 -in [encrypted backup] -out decrypted_backup.tar.gz -pass pass:[backup password] -d -md sha1

BACKUPPASS='xxxxxxxxxxx'
###### use zip
fName=$script_dir/tgbaklp00tt_$(hostname)_$(date "+%F-%H%M%S").zip
log "zipping to $fName"
fNameEnc=$fName

# -v for verbose, add for debug
#zip -v -9 --symlinks -P ${BACKUPPASS} -r $fNameEnc $target_dir
# -q for quiet
zip -q -9 --symlinks -P ${BACKUPPASS} -r $fNameEnc $target_dir

#####
log "--- copying to telegram"
curl -F chat_id=$chat_id -F document=@"${fNameEnc}" https://api.telegram.org/$api_key/sendDocument  > /dev/null

#rm -rf $fName $fNameEnc

exit 0

Cron

0 2 * * * cd ~/_my/cloudsxxxxx/SynologyDrive/__QH_PSN/_PSN_Config/__bak; HTTP_PROXY=http://127.0.0.1:17890 HTTPS_PROXY=http://127.0.0.1:17890 bash ./psn_data_backup.sh