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Code Issues Releases Wiki Activity

go-xcat provides correct versions of packages to be installed

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This commit is contained in:
Wai Yee Wong
2021-07-08 14:33:36 -04:00
parent 1f85105db2
commit 8c194d812a
1 changed files with 197 additions and 13 deletions
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210
xCAT-server/share/xcat/tools/go-xcat
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@ -1,4 +1,4 @@
#!/bin/bash
#
# go-xcat - Install xCAT automatically.
#
@ -38,7 +38,6 @@
# - Add support for Oracle Linux
#
function usage()
{
local script="${0##*/}"
@ -604,6 +603,11 @@ function check_package_version()
# $@ package names
function check_repo_version_dnf()
{
# Note that check_repo_version_dnf must be defined before check_repo_version_yum.
# "compgen -A function check_repo_version_" returns _dnf before _yum.
# Since RHEL 8.x distros can run yum as well. If _yum is defined before _dnf,
# the _dnf function will never be used.
type dnf >/dev/null 2>&1 || return 255
local -a name=()
local -a ver=()
@ -613,18 +617,109 @@ function check_repo_version_dnf()
ver+=("${ver}")
done < <(dnf repoquery -q --qf '%{name} %{version}-%{release}' "$@" 2>/dev/null)
local -i i
# The above query returns an array of package names. Most "xcat-dep" packages
# have only one version. However, some do have multiple versions. Note that,
# given multiple versions for a package, the LATEST version MAY NOT be the right
# version for older operating systems. In addition, if there are 4 versions (or
# entires) in the array, the last entry may not be the latest version anyway
# due to alphanumeric sorting. Therefore, an additional dnf command is needed to
# provide the correct version to be installed.
# Note that dnf is available on RHEL 8.x distros.
# In the following while loop, num_version keeps track on the number of versions
# of each package as the package list is scanned.
local num_version=0
# The following while loop scans the array entries. last_index points to the last
# entry.
local last_index=0
# Obtain the version of a package currently installed on the system.
local current_version=0
# Has xCAT already installed on the system?
local is_xcat_installed=0
local tmp_result=0
while [[ -n "$1" ]]
do
num_version=0
# Given a package name, locate the beginning entry of that package.
for i in "${!name[@]}"
do
if [[ "$1" = "${name[i]}" ]]
then
echo "${ver[i]}"
unset "name[${i}]" "ver[${i}]"
shift && continue 2
(( num_version++ ))
last_index=$i
fi
done
echo "(not found)"
# If a package has no entry.
if [[ $num_version == "0" ]]; then
echo "(not found)"
# If a package has one version, just return that version.
elif [[ $num_version == "1" ]]; then
echo "${ver[last_index]}"
# If a package has multiple versions, more work needs to be done.
else
# Get the current version of the package.
current_version=`rpm -q --qf '%{version}-%{release}\n' $1`
# Is xCAT currently installed?
is_xcat_installed=`rpm -qa | grep -i xcat`
# If xCAT has not been installed yet.
if [[ -z $is_xcat_installed ]]
then
# Use "dnf install" to gather more data about the package.
dnf -v install $1 --assumeno 2> /tmp/$1-err 1> /tmp/$1-1
tmp_result=`grep $1 /tmp/$1-1 | grep -v Installing`
# If the output does not have the word "Installing".
if [[ -z $tmp_result ]]
then
# Parse the $1-err file.
grep $1 /tmp/$1-err | head -1 | awk '{print $9}' > /tmp/$1-2
# The string may have an epoch number at the front and arch at the end.
# cut, sed and rev are used to get the version only.
cat /tmp/$1-2 | cut -d ":" -f2 | rev | sed s/[.]/:/ | cut -d ":" -f2 | rev
else
# If the output has the word "Installing". Remove the epoch number as needed.
grep $1 /tmp/$1-1 | grep -v installed | awk '{print $3}' | cut -d ":" -f2
fi
# Remove temporary files.
rm -f /tmp/$1-1 /tmp/$1-2 /tmp/$1-err
# If xCAT has been installed.
else
# Use "dnf update" to gather more data about the package.
dnf -v update $1 --assumeno 2> /tmp/$1-err 1> /tmp/$1-1
grep " $1\." /tmp/$1-1 | grep "an upgrade" | grep -v None > /tmp/$1-2
# If the output has the word "upgrade".
if [[ -s /tmp/$1-2 ]]
then
awk '{print $4}' /tmp/$1-2 | cut -d ":" -f2
else
grep "Nothing to do" /tmp/$1-1 > /tmp/$1-3
# If the output has the phrase "Nothing to do", then just return the
# current version.
if [[ -s /tmp/$1-3 ]]
then
echo $current_version
else
# Else, parse the $1-err file.
grep $1 /tmp/$1-err | head -1 | awk '{print $10}' > /tmp/$1-4
cat /tmp/$1-4 | cut -d ":" -f2 | rev | sed s/[.]/:/ | cut -d ":" -f2 | rev
fi
fi
# Remove temporary files.
rm -f /tmp/$1-1 /tmp/$1-2 /tmp/$1-3 /tmp/$1-4 /tmp/$1-err
fi
fi
shift
done
return 0
@ -634,28 +729,117 @@ function check_repo_version_dnf()
function check_repo_version_yum()
{
type yum >/dev/null 2>&1 || return 255
check_executes repoquery
exit_if_bad "$?" "Install the \`yum-utils' or \`dnf-utils' package and rerun."
local -a name=()
local -a ver=()
while read -r name ver
do
name+=("${name}")
ver+=("${ver}")
done < <(repoquery --qf '%{name} %{version}-%{release}' "$@" 2>/dev/null)
done < <(repoquery -q --qf '%{name} %{version}-%{release}' "$@" 2>/dev/null)
local -i i
# The above query returns an array of package names. Most "xcat-dep" packages
# have only one version. However, some do have multiple versions. Note that,
# given multiple versions for a package, the LATEST version MAY NOT be the right
# version for older operating systems. In addition, if there are 4 versions (or
# entires) in the array, the last entry may not be the latest version anyway
# due to alphanumeric sorting. Therefore, an additional yum command is needed to
# provide the correct version to be installed.
# In the following while loop, num_version keeps track on the number of versions
# of each package as the package list is scanned.
local num_version=0
# The following while loop scans the array entries. last_index points to the last
# entry.
local last_index=0
# Obtain the version of a package currently installed on the system.
local current_version=0
# Has xCAT already installed on the system?
local is_xcat_installed=0
local tmp_result=0
while [[ -n "$1" ]]
do
num_version=0
# Given a package name, locate the beginning entry of that package.
for i in "${!name[@]}"
do
if [[ "$1" = "${name[i]}" ]]
then
echo "${ver[i]}"
unset "name[${i}]" "ver[${i}]"
shift && continue 2
(( num_version++ ))
last_index=$i
fi
done
echo "(not found)"
# If a package has no entry.
if [[ $num_version == "0" ]]; then
echo "(not found)"
# If a package has one version, just return that version.
elif [[ $num_version == "1" ]]; then
echo "${ver[last_index]}"
# If a package has multiple versions, more work needs to be done.
else
# Get the current version of the package.
current_version=`rpm -q --qf '%{version}-%{release}\n' $1`
# Is xCAT currently installed?
is_xcat_installed=`rpm -qa | grep -i xcat`
# If xCAT has not been installed yet.
if [[ -z $is_xcat_installed ]]
then
# Use "yum install" to gather more data about the package.
yum -v install $1 --assumeno 2> /tmp/$1-err 1> /tmp/$1-1
tmp_result=`grep $1 /tmp/$1-1 | grep -v Installing`
# If the output does not have the word "Installing".
if [[ -z $tmp_result ]]
then
# Parse the $1-err file.
grep $1 /tmp/$1-err | head -1 | awk '{print $9}' > /tmp/$1-2
# The string may have an epoch number at the front and arch at the end.
# cut, sed and rev are used to get the version only.
cat /tmp/$1-2 | cut -d ":" -f2 | rev | sed s/[.]/:/ | cut -d ":" -f2 | rev
else
# If the output has the word "Installing". Remove the epoch number as needed.
grep $1 /tmp/$1-1 | grep -v installed | awk '{print $3}' | cut -d ":" -f2
fi
# Remove temporary files.
rm -f /tmp/$1-1 /tmp/$1-2 /tmp/$1-err
# If xCAT has been installed.
else
# Use "yum update" to gather more data about the package.
yum -v update $1 --assumeno 2> /tmp/$1-err 1> /tmp/$1-1
grep " $1\." /tmp/$1-1 | grep "an upgrade" | grep -v None > /tmp/$1-2
# If the output has the word "upgrade".
if [[ -s /tmp/$1-2 ]]
then
awk '{print $4}' /tmp/$1-2 | cut -d ":" -f2
else
grep "Nothing to do" /tmp/$1-1 > /tmp/$1-3
# If the output has the phrase "Nothing to do", then just return the
# current version.
if [[ -s /tmp/$1-3 ]]
then
echo $current_version
else
# Else, parse the $1-err file.
grep $1 /tmp/$1-err | head -1 | awk '{print $10}' > /tmp/$1-4
cat /tmp/$1-4 | cut -d ":" -f2 | rev | sed s/[.]/:/ | cut -d ":" -f2 | rev
fi
fi
# Remove temporary files.
rm -f /tmp/$1-1 /tmp/$1-2 /tmp/$1-3 /tmp/$1-4 /tmp/$1-err
fi
fi
shift
done
return 0