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37 lines
No EOL
2.1 KiB
Bash
37 lines
No EOL
2.1 KiB
Bash
#/usr/bin/env bash
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# Example upgrade script for NPBackup that will be pushed server side
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# The following variables will be overwritten by the upgrade process
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# {CURRENT_DIR} - The current directory of the distribution
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# {backup_dist} - A directory where we try to move / copy the current distribution
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# {upgrade_dist} - The directory where the new distribution is extracted to after download
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# {downloaded_archive} - The path to the downloaded archive
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# {log_file} - The log file where the output of this script will be written
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# {original_args} - The arguments that were passed to the upgrade script
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echo "Launching upgrade" >> "{log_file}" 2>&1
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echo "Moving current dist from {CURRENT_DIR} to {backup_dist}" >> "{log_file}" 2>&1
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mv -f "{CURRENT_DIR}" "{backup_dist}" >> "{log_file}" 2>&1
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echo "Moving upgraded dist from {upgrade_dist} to {CURRENT_DIR}" >> "{log_file}" 2>&1
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mv -f "{upgrade_dist}" "{CURRENT_DIR}" >> "{log_file}" 2>&1
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echo "Copying optional configuration files from {backup_dist} to {CURRENT_DIR}" >> "{log_file}" 2>&1
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find "{backup_dist}" -name "*.conf" -exec cp --parents "{}" "{CURRENT_DIR}" \;
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echo "Adding executable bit to new executable" >> "{log_file}" 2>&1
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chmod +x "{CURRENT_EXECUTABLE}" >> "{log_file}" 2>&1
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echo "Loading new executable {CURRENT_EXECUTABLE} --run-as-cli --check-config {original_args}" >> "{log_file}" 2>&1
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"{CURRENT_EXECUTABLE}" --run-as-cli --check-config {original_args} >> "{log_file}" 2>&1
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if [ $? -ne 0 ]; then
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echo "New executable failed. Rolling back" >> "{log_file}" 2>&1
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mv -f "{CURRENT_DIR}" "{backup_dist}.original">> "{log_file}" 2>&1
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mv -f "{backup_dist}" "{CURRENT_DIR}" >> "{log_file}" 2>&1
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else
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echo "Upgrade successful" >> "{log_file}" 2>&1
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rm -rf "{backup_dist}" >> "{log_file}" 2>&1
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rm -rf "{upgrade_dist}" >> "{log_file}" 2>&1
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rm -rf "{downloaded_archive}" >> "{log_file}" 2>&1
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fi
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echo "Running as initially planned:" >> "{log_file}" 2>&1
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echo "{CURRENT_EXECUTABLE} {original_args}" >> "{log_file}" 2>&1
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"{CURRENT_EXECUTABLE}" {original_args}
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echo "Upgrade script run finished" >> "{log_file}" 2>&1 |