This script compare plugin name and versions between a local installation of Jenkins and the CCI Update Center versions

compare-plugins-against-csb.sh

#!/usr/bin/env bash

###############################################
#
# This script compare plugin name and versions
# between a local installation of Jenkins
# and the CCI Update Center versions
#
##############################################

vercomp () {
    if [[ $1 == $2 ]]
    then
        return 0
    fi
    local IFS=.
    local i ver1=($1) ver2=($2)
    # fill empty fields in ver1 with zeros
    for ((i=${#ver1[@]}; i<${#ver2[@]}; i++))
    do
        ver1[i]=0
    done
    for ((i=0; i<${#ver1[@]}; i++))
    do
        if [[ -z ${ver2[i]} ]]
        then
            # fill empty fields in ver2 with zeros
            ver2[i]=0
        fi
        if ((10#${ver1[i]} > 10#${ver2[i]}))
        then
            return 1
        fi
        if ((10#${ver1[i]} < 10#${ver2[i]}))
        then
            return 2
        fi
    done
    return 0
}

if [ -z "$1" ] ; then
    echo "Usage: compare-plugins.sh <JENKINS_HOME>"
    exit 1
fi

JENKINS_HOME=$1
PLUGIN_DIR=${JENKINS_HOME}/plugins/
if [ ! -d "${PLUGIN_DIR}" ] ; then
    echo "PLUGIN_DIR ${PLUGIN_DIR} does not exist!"
    exit 1
fi

rm -rf current*.txt > /dev/null 2>&1
rm -rf csb*.txt > /dev/null 2>&1
echo "** Scanning $PLUGIN_DIR"
PLUGINS=$(find ${PLUGIN_DIR} -name *.MF 2>/dev/null)
if [ -z "$PLUGINS" ] ; then
    echo "Error: no plugins found in $PLUGIN_DIR"
    exit 1
fi

for i in $PLUGINS ;do
    name=$(grep 'Short-Name:' $i  | tr '\n' ' '| tr '\r' ' '| awk '{print $2}')
    if [ -z "$name" ] ; then
        echo "WARNING: Short-Name: not found for $i"
    else
        version=$(grep 'Plugin-Version:' $i  | tr '\n' ' '| tr '\r' ' '| awk '{print $2}')
        echo $name==$version >> current-raw.txt
    fi
done

if [ ! -e current-raw.txt ] ; then
    echo "Error: no plugins found in $PLUGIN_DIR"
    exit 1
fi

cat current-raw.txt | sort > current.txt
echo "   Found $(cat current.txt | wc -l ) plugins"

echo ""
echo "** Downloading CCI Update Center metadata..."
## get update center files
echo "   - default"
wget -q "https://code.engineering.redhat.com/gerrit/gitweb?p=ci-ops-central.git;a=blob_plain;f=project/jenkins-plugin-lists/default.txt;hb=stage" -O default.txt
echo "   - optional"
wget -q "https://code.engineering.redhat.com/gerrit/gitweb?p=ci-ops-central.git;a=blob_plain;f=project/jenkins-plugin-lists/optional.txt;hb=stage" -O optional.txt
echo "   - redhat"
wget -q "https://code.engineering.redhat.com/gerrit/gitweb?p=ci-ops-central.git;a=blob_plain;f=project/jenkins-plugin-lists/redhat.txt;hb=stage" -O redhat.txt

cat default.txt > csb-raw.txt
cat optional.txt >> csb-raw.txt
cat redhat.txt >> csb-raw.txt
cat csb-raw.txt | sort > csb.txt

echo ""
echo "*** Looking for differences..."
echo ""
for r in $(cat current.txt); do
    name=$(echo $r | cut -f1 -d=)
    version=$(echo $r | cut -f3 -d=)
    FOUND=$(grep "$name==" csb.txt)
    MESSAGE=
    if [ -z "${FOUND}" ] ; then
        MESSAGE="___ [WARN] MISSING from CSB"
    else
        VERSIONFOUND=$(grep "$name==$version" csb.txt)
        if [ -z "$VERSIONFOUND" ] ; then
            csbversion=$(grep "$name==" csb.txt| cut -f3 -d=)
            vercomp $version $csbversion
            if [ $? -eq 1 ] ; then
                MESSAGE="___ [WARN] Current instance has newer version ($version > $csbversion)"
            fi
        fi
    fi
    if [ ! -z "$MESSAGE" ] ; then
        echo $name $MESSAGE
    fi
done

echo ""
echo "*** Looking for Optional plugins ..."
echo "    (These plugins reside in Optional Update Center and will need to be installed manually)"
echo ""
for r in $(cat current.txt); do
    name=$(echo $r | cut -f1 -d=)
    version=$(echo $r | cut -f3 -d=)
    FOUND=$(grep "$name==" csb.txt)
    MESSAGE=
    OPTIONALFOUND=
    if [ -z "${FOUND}" ] ; then
        MESSAGE=""
    else
        OPTIONALFOUND=$(grep "$name==" optional.txt)
    fi
    if [ ! -z "$OPTIONALFOUND" ] ; then
        echo "    - $name"
    fi
done

echo ""
echo "** Done"
echo ""