2 # Copyright (c) 2014-2016 The Bitcoin Core developers
3 # Distributed under the MIT software license, see the accompanying
4 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
7 [ "/${DIR#/}" != "$DIR" ] && DIR
=$
(dirname "$(pwd)/$0")
9 echo "Using verify-commits data from ${DIR}"
11 VERIFIED_ROOT
=$
(cat "${DIR}/trusted-git-root")
12 VERIFIED_SHA512_ROOT
=$
(cat "${DIR}/trusted-sha512-root-commit")
13 REVSIG_ALLOWED
=$
(cat "${DIR}/allow-revsig-commits")
16 [ ! -x "$(which sha512sum)" ] && HAVE_GNU_SHA512
=0
18 if [ x
"$1" = "x" ]; then
24 if [ "${CURRENT_COMMIT#* }" != "$CURRENT_COMMIT" ]; then
25 echo "Commit must not contain spaces?" > /dev
/stderr
30 if [ x
"$2" = "x--tree-checks" ]; then
38 if [ "$CURRENT_COMMIT" = $VERIFIED_ROOT ]; then
39 echo "There is a valid path from "$CURRENT_COMMIT" to $VERIFIED_ROOT where all commits are signed!"
43 if [ "$CURRENT_COMMIT" = $VERIFIED_SHA512_ROOT ]; then
44 if [ "$VERIFY_TREE" = "1" ]; then
45 echo "All Tree-SHA512s matched up to $VERIFIED_SHA512_ROOT" > /dev
/stderr
51 if [ "$NO_SHA1" = "1" ]; then
52 export BITCOIN_VERIFY_COMMITS_ALLOW_SHA1
=0
54 export BITCOIN_VERIFY_COMMITS_ALLOW_SHA1
=1
57 if [ "${REVSIG_ALLOWED#*$CURRENT_COMMIT}" != "$REVSIG_ALLOWED" ]; then
58 export BITCOIN_VERIFY_COMMITS_ALLOW_REVSIG
=1
60 export BITCOIN_VERIFY_COMMITS_ALLOW_REVSIG
=0
63 if ! git
-c "gpg.program=${DIR}/gpg.sh" verify-commit
"$CURRENT_COMMIT" > /dev
/null
; then
64 if [ "$PREV_COMMIT" != "" ]; then
65 echo "No parent of $PREV_COMMIT was signed with a trusted key!" > /dev
/stderr
66 echo "Parents are:" > /dev
/stderr
67 PARENTS
=$
(git show
-s --format=format
:%P
$PREV_COMMIT)
68 for PARENT
in $PARENTS; do
69 git show
-s $PARENT > /dev
/stderr
72 echo "$CURRENT_COMMIT was not signed with a trusted key!" > /dev
/stderr
77 # We always verify the top of the tree
78 if [ "$VERIFY_TREE" = 1 -o "$PREV_COMMIT" = "" ]; then
82 for LINE
in $
(git ls-tree
--full-tree -r "$CURRENT_COMMIT"); do
85 echo "Repo contains symlinks" > /dev
/stderr
94 for FILE
in $
(git ls-tree
--full-tree -r --name-only "$CURRENT_COMMIT" | LC_ALL
=C
sort); do
95 if [ "$HAVE_GNU_SHA512" = 1 ]; then
96 HASH
=$
(git cat-file blob
"$CURRENT_COMMIT":"$FILE" | sha512sum |
{ read FIRST OTHER
; echo $FIRST; } )
98 HASH
=$
(git cat-file blob
"$CURRENT_COMMIT":"$FILE" | shasum
-a 512 |
{ read FIRST OTHER
; echo $FIRST; } )
100 [ "$FILE_HASHES" != "" ] && FILE_HASHES
="$FILE_HASHES"'
102 FILE_HASHES
="$FILE_HASHES$HASH $FILE"
105 if [ "$HAVE_GNU_SHA512" = 1 ]; then
106 TREE_HASH
="$(echo "$FILE_HASHES" | sha512sum)"
108 TREE_HASH
="$(echo "$FILE_HASHES" | shasum -a 512)"
111 MSG
="$(git show -s --format=format:%B "$CURRENT_COMMIT" | tail -n1)"
114 "Tree-SHA512: $TREE_HASH")
118 if [ "$HASH_MATCHES" = "0" ]; then
119 echo "Tree-SHA512 did not match for commit $CURRENT_COMMIT" > /dev
/stderr
124 PARENTS
=$
(git show
-s --format=format
:%P
"$CURRENT_COMMIT")
125 for PARENT
in $PARENTS; do
126 PREV_COMMIT
="$CURRENT_COMMIT"
127 CURRENT_COMMIT
="$PARENT"