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10seconds_install: Check signature using GnuPG.

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Ole Tange 2013-06-15 16:10:38 +02:00
parent 301709bde9
commit 6b904c5382
1 changed files with 46 additions and 3 deletions
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49
10seconds_install
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@ -7,25 +7,68 @@
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This script downloads the latest version of GNU Parallel and
# installs it.
# This script downloads the latest version of GNU Parallel, checks
# the signature and installs it.
#
# It first tries to install it globally.
# If that fails, it does a personal installation.
# If that fails, it does copies to $HOME/bin
LATEST=$(wget -qO- http://ftpmirror.gnu.org/parallel | perl -ne '/(parallel-\d{8})/ and print $1."\n"' | sort | tail -n1)
test -d $LATEST/src/ || wget http://ftpmirror.gnu.org/parallel/parallel-latest.tar.bz2 -O - | bzip2 -dc | tar xvf -
if test \! -d $LATEST/src/; then
# Source dir does not exist
rm -f $LATEST.tar.bz2 $LATEST.tar.bz2.sig
wget http://ftpmirror.gnu.org/parallel/$LATEST.tar.bz2
wget http://ftpmirror.gnu.org/parallel/$LATEST.tar.bz2.sig
fi
# Check signature - in case ftpmirror.gnu.org is compromised
if gpg -h 2>/dev/null >/dev/null; then
# GnuPG installed
# Setup .gnupg/gpg.conf if not already done
echo | gpg 2>/dev/null >/dev/null
if gpg --with-fingerprint --auto-key-locate keyserver --keyserver-options auto-key-retrieve $LATEST.tar.bz2.sig 2>&1 | grep -E '^Primary key fingerprint: BE9C B493 81DE 3166 A3BC 66C1 2C62 29E2 FFFF FFF1' ; then
# Source code signed by Ole Tange <ole@tange.dk> KeyID FFFFFFF1
true
else
# GnuPG signature failed
echo
echo "The signature on $LATEST.tar.bz2 is wrong. This may indicate that a criminal has changed the code."
echo "THIS IS BAD AND THE CODE WILL NOT BE INSTALLED."
echo
echo "See http://git.savannah.gnu.org/cgit/parallel.git/tree/README for other installation methods."
exit 1
fi
else
# GnuPG not installed
echo "GnuPG (gpg) is not installed so the signature cannot be checked."
echo "This means that if the code has been changed by criminals, you will not discover that!"
echo
echo "Continue anyway? (y/n)"
read YN
if test $YN = "y" -o $YN = "Y"; then
# Continue
true
else
# Stop
exit 2
fi
fi
bzip2 -dc $LATEST.tar.bz2 | tar xf -
cd $LATEST || exit 2
if ./configure && make && make install; then
echo
echo GNU $LATEST installed globally
else
if ./configure --prefix=$HOME && make && make install; then
echo
echo GNU $LATEST installed in $HOME/bin
else
mkdir -p $HOME/bin/;
chmod 755 src/*;
cp src/parallel src/sem src/sql src/niceload $HOME/bin;
echo
echo GNU $LATEST copied to $HOME/bin
fi