73 lines
No EOL
2.1 KiB
Bash
73 lines
No EOL
2.1 KiB
Bash
#!/bin/sh
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set -e
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if [ -d /run/systemd/system ]; then
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systemctl --system daemon-reload >/dev/null || true
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fi
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if [ "$1" = "remove" ]; then
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if [ -x "/usr/bin/deb-systemd-helper" ]; then
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deb-systemd-helper mask evcc.service >/dev/null || true
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fi
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fi
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if [ "$1" = "purge" ]; then
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if [ -x "/usr/bin/deb-systemd-helper" ]; then
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deb-systemd-helper purge evcc.service >/dev/null || true
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deb-systemd-helper unmask evcc.service >/dev/null || true
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fi
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fi
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# if interactive: Call /usr/bin/evcc checkconfig and check the return code (newer version)
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# if return code is 0, do nothing
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# else: Ask user if he wants to keep the old version (working) or the new version (not working)
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# Remember the choice with /tmp/.evccrollback and fail new-postrm failed-upgrade old-version new-version to initiate dpkg's rollback
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if [ "$1" = "upgrade" ]; then
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INTERACTIVE=0
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# is shell script interactive?
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if [ -t 0 ]; then
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INTERACTIVE=1
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else
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INTERACTIVE=0
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fi
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if [ $INTERACTIVE -eq 1 ]; then
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if ! /usr/bin/evcc checkconfig > /dev/null; then
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echo "--------------------------------------------------------------------------------"
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echo "ERROR: your evcc configuration is not compatible with the new version. Please consider reading the release notes: https://github.com/evcc-io/evcc/releases"
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echo "checkconfig Output:"
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/usr/bin/evcc checkconfig || true
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echo "--------------------------------------------------------------------------------"
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while true; do
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echo "Do you want to keep your old (working) evcc version? [Y/n]: "
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read choice
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case "$choice" in
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n*|N*|"")
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echo "We will keep the new version. Your evcc configuration stays untouched!"
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break
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;;
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y*|Y*)
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echo "The old version will be restored. Your evcc configuration stays untouched! Following errors are intended:"
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touch /tmp/.evccrollback
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exit 1
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break
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;;
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*)
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;;
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esac
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done
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fi
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fi
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fi
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# if upgrade goal fails, new-postrm failed-upgrade old-version new-version is called. It should fail to initiate rollback
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if [ "$1" = "failed-upgrade" ]; then
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if [ -f "/tmp/.evccrollback" ]; then
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rm "/tmp/.evccrollback"
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exit 1
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fi
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fi |