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63 lines
1.9 KiB
Bash
63 lines
1.9 KiB
Bash
#!/usr/bin/env bash
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########################################################################
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# Copyright 2014 Lukas Bestle <project-projectr@lukasbestle.com>
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# License MIT
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########################################################################
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# Reverses a deployable project to the last version.
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#
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# Usage: project_rollback <project>
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#
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# <project> Path to the project
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########################################################################
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project="$1"
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if [[ -z "$project" ]]; then
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# Print help
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echo -e "\033[1mUsage:\033[0m \033[34mproject_rollback\033[0m <project>"
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exit 1
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fi
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# Check if the project exists
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if [[ ! -f "$project/.project" ]]; then
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echo -e "\033[31mThe project \033[34m$project\033[31m does not exist or is invalid.\033[0m" >&2
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exit 1
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fi
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# Check if the project is deployable
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if [[ ! -f "$project/.origin" ]]; then
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echo -e "\033[31mThe project \033[34m$project\033[31m is not deployable and therefore can't be rolled back.\033[0m" >&2
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exit 1
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fi
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# Check if the project currently has a last version
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if [[ ! -e "$project/last" ]]; then
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echo -e "\033[31mThe project \033[34m$project\033[31m currently does not have a last version.\033[0m" >&2
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echo -e "\033[31mIt has probably already been rolled back since the latest deployment.\033[0m" >&2
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exit 1
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fi
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echo -e "\033[1mRolling project \033[34m$project\033[0;1m back to last version...\033[0m"
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if rm -f "$project/current" && mv "$project/last" "$project/current"; then
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echo -e " => \033[32mSuccess.\033[0m"
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else
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echo -e " => \033[31mSomething went wrong.\033[0m" >&2
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exit 1
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fi
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# Run post-link script if existing
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if [[ -x "$project/current/.postlink.sh" ]]; then
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# Set the working directory to the destination
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oldpwd="$(pwd)"
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cd "$project/current"
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echo -e "\033[1mRunning post-link script...\033[0m"
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if ! $project/current/.postlink.sh; then
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echo -e " => \033[31mSomething went wrong.\033[0m" >&2
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exit 1
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fi
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echo -e " => \033[32mSuccess.\033[0m"
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cd "$oldpwd"
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fi
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