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ver_cmp.sh
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ver_cmp.sh
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#!/usr/bin/bash -efu
DEBUG="${DEBUG:-}"
# ➜ ~ echo -e "10\naa" | sort -V
# 10
# aa
# ➜ ~ rpmdev-vercmp "aa" '10'
# aa < 10
debug() {
if [ -n "${DEBUG:-}" ]; then
echo "$*" >&2
fi
}
from_nevra() {
# Input: foo-1.0-1.i386 or foo-1:1.0-1.i386
local nevra="$1" && shift
# One of: name, ver, rel, epoch, arch
local req_info="$1" && shift
# Arch
local arch="${nevra##*.}"
debug "$nevra arch: $arch"
[[ $req_info == 'arch' ]] && echo "$arch" && return
# Release
local rel="${nevra##*-}"
rel="${rel%.*}"
debug "$nevra rel: $rel"
[[ $req_info == 'rel' ]] && echo "$rel" && return
# Version
local epoch_ver="${nevra%-${rel}.${arch}}"
epoch_ver="${epoch_ver##*-}"
local ver="${epoch_ver##*:}"
debug "$nevra ver: $ver"
[[ $req_info == 'ver' ]] && echo "$ver" && return
# Epoch
local epoch="${epoch_ver%${ver}}"
epoch="${epoch//:/}"
epoch="${epoch:-0}"
debug "$nevra epoch: ${epoch}"
[[ $req_info == 'epoch' ]] && echo "$epoch" && return
# Name
local name="${nevra%-${epoch_ver}-${rel}.${arch}}"
debug "$nevra name: $name"
[[ $req_info == 'name' ]] && echo "$name" && return
}
nevra_older_then() {
# Verify with: rpmdev-vercmp
# How rpm compares two package versions:
# rpmUtils.miscutils.compareEVR(), which massages data types and then calls
# rpm.labelCompare(), found in rpm.git/python/header-py.c, which
# sets epoch to 0 if null, then compares epoch, then ver, then rel
# using compare_values() and returns the first non-0 result, else 0.
# This function combines the logic of compareEVR() and labelCompare().
local nevra1="$1" && shift
local nevra2="$1" && shift
local name1="$(from_nevra "$nevra1" "name")"
local name2="$(from_nevra "$nevra2" "name")"
local epoch1="$(from_nevra "$nevra1" "epoch")"
local epoch2="$(from_nevra "$nevra2" "epoch")"
local version1="$(from_nevra "$nevra1" "ver")"
local version2="$(from_nevra "$nevra2" "ver")"
local release1="$(from_nevra "$nevra1" "rel")"
local release2="$(from_nevra "$nevra2" "rel")"
local arch1="$(from_nevra "$nevra1" "arch")"
local arch2="$(from_nevra "$nevra2" "arch")"
nevra1="${name1}-${epoch1}:${version1}-${release1}"
nevra2="${name2}-${epoch2}:${version2}-${release2}"
if [ "$nevra1" = "$nevra2" ]; then
# False
debug "$nevra1 == $nevra2"
return 1
fi
local older="$(echo -e "$nevra1\n$nevra2" | sed -e 's/\([[:alnum:]]\+\)/0\1/g' | sed -e 's/\./ /g;' -e 's/_/\t/g' | sort -V | sed -n -e '1p' | sed -e 's/ /./g;' -e 's/\t/_/g' | sed -e 's/0\([[:alnum:]]\+\)/\1/g')"
# Special '~' case when rules doesn't apply:
# 1. epoch1-version1-release1(before ~) == epoch2-version2-release2
# 2. Only one of release1 or release2 has ~ in release.
# Then result is reversed. Example:
# rpmdev-vercmp 'grilo-plugins-0.3.5-3.el8+7~nogmime30' 'grilo-plugins-0.3.5-3.el8+7'
# grilo-plugins-0.3.5-3.el8+7~nogmime30 < grilo-plugins-0.3.5-3.el8+7
if [ "$nevra1" = "$older" ]; then
newer="$nevra2"
else
newer="$nevra1"
fi
echo -n "$older < $newer "
if [ "$older" != "$nevra1" ]; then
# False
debug "Not older"
return 1
fi
# True
return 0
}
echo 1
nevra_older_then "grilo-plugins-0:0.3.5-3.el8+7.noarch" "grilo-plugins-0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 2
nevra_older_then "grilo-plugins-0.3.5-3.el8+7.noarch" "grilo-plugins-0:0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 3
nevra_older_then "grilo-plugins-0.3.5-3.el8+7.noarch" "grilo-plugins-0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 4
nevra_older_then "grilo-plugins-0.3.5-3.el8+7.noarch" "grilo-plugins-0.3.5-3.el8+8.noarch" && echo "OK" || echo "FAIL"
echo 5
nevra_older_then "grilo-plugins-0:0.3.5-3.el8+7.noarch" "grilo-plugins-0:0.3.5-3.el8+8.noarch" && echo "OK" || echo "FAIL"
echo 6
nevra_older_then "grilo-plugins-0.3.50-3.el8+8.noarch" "grilo-plugins-0.3.50-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 7
nevra_older_then "grilo-plugins-0:0.3.5-3.el8+8.noarch" "grilo-plugins-0:0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 8
nevra_older_then "grilo-plugins-1:0.3.5-3.el8+8.noarch" "grilo-plugins-0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 9
nevra_older_then "grilo-plugins-1:0.3.5-3.el8+8.noarch" "grilo-plugins-0:0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 10
nevra_older_then "grilo-plugins-0.3.5-3.el8+7.noarch" "grilo-plugins-1:0.3.5-3.el8+8.noarch" && echo "OK" || echo "FAIL"
echo 11
nevra_older_then "grilo-plugins-0:0.3.5-3.el8+7.noarch" "grilo-plugins-1:0.3.5-3.el8+8.noarch" && echo "OK" || echo "FAIL"
echo 12
nevra_older_then "grilo-plugins-10:0.3.5-3.el8+8.noarch" "grilo-plugins-9:0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 13
nevra_older_then "grilo-plugins-9:0.3.5-3.el8+7.noarch" "grilo-plugins-10:0.3.5-3.el8+8.noarch" && echo "OK" || echo "FAIL"
echo 14
nevra_older_then "grilo-plugins-10:0.3.5-3.el8+7.noarch" "grilo-plugins-9:0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 15
nevra_older_then "grilo-plugins-9:0.3.5-3.el8+7.noarch" "grilo-plugins-10:0.3.5-3.el8+7.noarch" && echo "OK" || echo "FAIL"
echo 16
nevra_older_then "grilo-plugins-9:0.3.5-3.el8+7~nogmime30+7.noarch" "grilo-plugins-1:0.3.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 17
nevra_older_then "grilo-plugins-1:0.3.5-3.el8+7.noarch" "grilo-plugins-9:0.3.5-3.el8+7~nogmime30+7.noarch" && echo "OK" || echo "FAIL"
echo 18
nevra_older_then "grilo-plugins-0.3.5-3.el8+7~nogmime30+7.noarch" "grilo-plugins-0.3.5-3.el8+7.noarch" && echo "OK" || echo "FAIL"
echo 19
nevra_older_then "grilo-plugins-0.3.5-3.el8+7.noarch" "grilo-plugins-0.3.5-3.el8+7~nogmime30+7.noarch" && echo "FAIL" || echo "OK"
echo 20
nevra_older_then "grilo-plugins-0.11.5-3.el8+7.noarch" "grilo-plugins-0.9.5-3.el8+7.noarch" && echo "FAIL" || echo "OK"
echo 21
nevra_older_then "grilo-plugins-0.9.5-3.el8+7.noarch" "grilo-plugins-0.11.5-3.el8+8.noarch" && echo "OK" || echo "FAIL"
echo 22
nevra_older_then "grilo-plugins-0.11.5-3.el8+7.noarch" "grilo-plugins-5:0.9.5-3.el8+7.noarch" && echo "OK" || echo "FAIL"
echo 23
nevra_older_then "grilo-plugins-5:0.9.5-3.el8+7.noarch" "grilo-plugins-0.11.5-3.el8+8.noarch" && echo "FAIL" || echo "OK"
echo 24
nevra_older_then "grilo-plugins-0.3.5-3.el8+7~nogmime30+7.noarch" "grilo-plugins-0.3.5-3.el8+7~nogmime31+7.noarch" && echo "OK" || echo "FAIL"
echo 25
nevra_older_then "grilo-plugins-0.3.5-3.el8+7~nogmime31+7.noarch" "grilo-plugins-0.3.5-3.el8+7~nogmime30+7.noarch" && echo "FAIL" || echo "OK"
echo 26
nevra_older_then "grilo-plugins-0.3.5-3.el8+7~nogmime30+7.noarch" "grilo-plugins-0.3.5-3.el8+7~nogmime30+8.noarch" && echo "OK" || echo "FAIL"
echo 27
nevra_older_then "grilo-plugins-0.3.5-3.el8+7~nogmime30+8.noarch" "grilo-plugins-0.3.5-3.el8+7~nogmime30+7.noarch" && echo "FAIL" || echo "OK"
echo 28
nevra_older_then "grilo-plugins-1:0.3.5-3.el8+7~nogmime30+7.noarch" "grilo-plugins-0.3.5-3.el8+7~nogmime31+7.noarch" && echo "FAIL" || echo "OK"
echo 29
nevra_older_then "java-11-openjdk-demo-1:11.0.ea.22-5.el8.x86_64" "java-11-openjdk-demo-1:11.0.1.13-4.el8.x86_64" && echo "OK" || echo "FAIL"
echo 30
nevra_older_then "java-11-openjdk-demo-1:11.0.0.22-5.el8.x86_64" "java-11-openjdk-demo-1:11.0.1.13-4.el8.x86_64" && echo "OK" || echo "FAIL"
echo 31
nevra_older_then "java-11-openjdk-demo-1:11.0.ea.22-5.el8.x86_64" "java-11-openjdk-demo-1:11.0.0.13-4.el8.x86_64" && echo "OK" || echo "FAIL"
echo 32
nevra_older_then "a2a10-1:11.0.ea.22-5.el8.x86_64" "a10a10-1:11.0.0.13-4.el8.x86_64" && echo "OK" || echo "FAIL"
echo 33
nevra_older_then "a10a22a-1:11.0.ea.22-5.el8.x86_64" "a10a222a-1:11.0.0.13-4.el8.x86_64" && echo "OK" || echo "FAIL"
echo 34
nevra_older_then "kmod-25-11.el8_0.1.x86_64" "kmod-25-11.el8.1.x86_64" && echo "OK" || echo "FAIL"
echo 35
nevra_older_then "kmod-25-11.el8.x86_64" "kmod-25-11.el8_0.1.x86_64" && echo "OK" || echo "FAIL"