64 lines
1.8 KiB
Bash
64 lines
1.8 KiB
Bash
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#!/bin/sh
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read -r -d '' help << EOM
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snapshot.sh - helper script for generating snapshot from lbcd's app dir.
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The default output name "lbcd_snapshot_<height>_<lbcd_ver>_<date>.tar.zst"
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To extract the snapshot (data/mainter/):
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zstd -d lbcd_snapshot_<height>_<lbcd_ver>_<date>.tar.zst | tar xf - -C <appdir>
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Default appdir of lbcd on different OSes:
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Darwin) "\${HOME}/Library/Application Support/Lbcd"
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Linux) "\${HOME}/.lbcd"
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Windows) "%%LOCALAPPDATA%%/lbcd"
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Options:
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-h Display this message.
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-d Specify APPDIR to copy the snapshot from.
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-o Specify the output filename of snapshot.
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-b Specify the best block height of the snapshot. (ignored if -o is specified)
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-l Specify git tag of the running lbcd. (ignored if -o is specified)
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-t Specify the date when the snapshot is generated. (ignored if -o is specified)
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EOM
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while getopts o:d:b:l:t:h flag
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do
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case "${flag}" in
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h) printf "${help}\n\n"; exit 0;;
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d) appdir=${OPTARG};;
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o) snapshot=${OPTARG};;
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b) height=${OPTARG};;
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l) lbcd_ver=${OPTARG};;
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t) date=${OPTARG};;
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esac
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done
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if [ -z "$appdir" ]; then
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case $(uname) in
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Darwin) appdir="${HOME}/Library/Application Support/Lbcd" ;;
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Linux) appdir="${HOME}/.lbcd" ;;
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Windows) appdir="%LOCALAPPDATA%/lbcd" ;;
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esac
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fi
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if [ -z ${snapshot} ]; then
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git_repo=$(git rev-parse --show-toplevel)
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[ -z "${height}" ] && height=$(go run ${git_repo}/claimtrie/cmd block best --showhash=false)
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[ -z "${lbcd_ver}" ] && lbcd_ver=$(git describe --tags)
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[ -z "${date}" ] && date=$(date +"%Y-%m-%d")
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snapshot="lbcd_snapshot_${height}_${lbcd_ver}_${date}.tar.zst"
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fi
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echo "Generating $snapshot ..."
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tar c -C "${appdir}" data/mainnet | zstd -9 --no-progress -o "${snapshot}"
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