openstack/octavia
Code Issues Proposed changes

Build amphora image using centos-minimal element

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This patch changes CentOS amphora images to be built using the
centos-minimal DIB element. The generated image size is reduce from
approximately 702 MB to 520 MB. Compatibility with 'centos' AMP_BASEOS
is kept.

Change-Id: Iffc4a9725bff41618edbf246dd5a167b4e0ef6d3
This commit is contained in:
Carlos Goncalves 2018-10-22 12:29:46 +02:00
parent f4094381fd
commit 262ffaa9d7
2 changed files with 17 additions and 13 deletions
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4
diskimage-create/README.rst
View File

@ -107,7 +107,7 @@ Command syntax:
[-e]
[-f]
[-h]
[-i **ubuntu-minimal** | fedora | centos | rhel ]
[-i **ubuntu-minimal** | fedora | centos-minimal | rhel ]
[-k <kernel package name> ]
[-l <log file> ]
[-n]
@ -207,7 +207,7 @@ For example to build a CentOS 7 amphora with Pike RPM packages:
# Point to modified image and run script
$ export DIB_LOCAL_IMAGE=/home/stack/CentOS-7-x86_64-GenericCloud.qcow2
$ ./diskimage-create.sh -p -i centos
$ ./diskimage-create.sh -p -i centos-minimal
RHEL specific variables
------------------------

26
diskimage-create/diskimage-create.sh
View File

@ -27,7 +27,7 @@ usage() {
echo " [-e]"
echo " [-f]"
echo " [-h]"
echo " [-i **ubuntu-minimal** | fedora | centos | rhel ]"
echo " [-i **ubuntu-minimal** | fedora | centos-minimal | rhel ]"
echo " [-k <kernel package name> ]"
echo " [-l <log file> ]"
echo " [-n]"
@ -130,6 +130,7 @@ while getopts "a:b:c:d:efhi:k:l:no:pt:r:s:vw:x" opt; do
[ $AMP_BASEOS != "ubuntu-minimal" ] && \
[ $AMP_BASEOS != "fedora" ] && \
[ $AMP_BASEOS != "centos" ] && \
[ $AMP_BASEOS != "centos-minimal" ] && \
[ $AMP_BASEOS != "rhel" ]; then
echo "Error: Unsupported base OS " $AMP_BASEOS " specified"
exit 3
@ -137,6 +138,9 @@ while getopts "a:b:c:d:efhi:k:l:no:pt:r:s:vw:x" opt; do
if [ $AMP_BASEOS == "ubuntu" ]; then
AMP_BASEOS="ubuntu-minimal"
fi
if [ $AMP_BASEOS == "centos" ]; then
AMP_BASEOS="centos-minimal"
fi
;;
k)
AMP_KERNEL=$OPTARG
@ -208,7 +212,7 @@ AMP_BASEOS=${AMP_BASEOS:-"ubuntu-minimal"}
if [ "$AMP_BASEOS" = "ubuntu-minimal" ]; then
export DIB_RELEASE=${AMP_DIB_RELEASE:-"bionic"}
elif [ "${AMP_BASEOS}" = "centos" ] || [ "${AMP_BASEOS}" = "rhel" ]; then
elif [ "${AMP_BASEOS}" = "centos-minimal" ] || [ "${AMP_BASEOS}" = "rhel" ]; then
export DIB_RELEASE=${AMP_DIB_RELEASE:-"7"}
elif [ "${AMP_BASEOS}" = "fedora" ]; then
export DIB_RELEASE=${AMP_DIB_RELEASE:-"28"}
@ -232,7 +236,7 @@ AMP_ENABLE_FULL_MAC_SECURITY=${AMP_ENABLE_FULL_MAC_SECURITY:-0}
AMP_DISABLE_TMP_FS=${AMP_DISABLE_TMP_FS:-""}
if [ "$AMP_BASEOS" = "rhel" -o "$AMP_BASEOS" = "centos" -o "$AMP_BASEOS" = "fedora" ] && [ "$AMP_IMAGESIZE" -lt 3 ]; then
if [ "$AMP_BASEOS" = "rhel" -o "$AMP_BASEOS" = "centos-minimal" -o "$AMP_BASEOS" = "fedora" ] && [ "$AMP_IMAGESIZE" -lt 3 ]; then
echo "RHEL/CentOS based amphora requires an image size of at least 3GB"
exit 1
fi
@ -354,14 +358,10 @@ pushd $TEMP > /dev/null
# Setup the elements list
AMP_element_sequence=${AMP_element_sequence:-"base vm"}
if [ "${AMP_BASEOS}" = "centos" ]; then
AMP_element_sequence="$AMP_element_sequence ${AMP_BASEOS}${DIB_RELEASE}"
else
if [ "${AMP_BASEOS}" = "rhel" ] && [ "${DIB_RELEASE}" = "8" ]; then
export DIB_INSTALLTYPE_pip_and_virtualenv=package
fi
AMP_element_sequence="$AMP_element_sequence ${AMP_BASEOS}"
if [ "${AMP_BASEOS}" = "rhel" ] && [ "${DIB_RELEASE}" = "8" ]; then
export DIB_INSTALLTYPE_pip_and_virtualenv=package
fi
AMP_element_sequence="$AMP_element_sequence ${AMP_BASEOS}"
if [ "$AMP_PACKAGE_INSTALL" -eq 1 ]; then
export DIB_INSTALLTYPE_amphora_agent=package
@ -386,11 +386,15 @@ AMP_element_sequence="$AMP_element_sequence cloud-init-datasources"
if [ "$AMP_ENABLE_FULL_MAC_SECURITY" -ne 1 ]; then
# SELinux systems
if [ "${AMP_BASEOS}" = "centos" ] || [ "${AMP_BASEOS}" = "fedora" ] || [ "${AMP_BASEOS}" = "rhel" ]; then
if [ "${AMP_BASEOS}" = "centos-minimal" ] || [ "${AMP_BASEOS}" = "fedora" ] || [ "${AMP_BASEOS}" = "rhel" ]; then
AMP_element_sequence="$AMP_element_sequence selinux-permissive"
fi
fi
if [ "${AMP_BASEOS}" = "centos-minimal" ]; then
export DIB_YUM_MINIMAL_CREATE_INTERFACES=0
fi
# Add keepalived-octavia element
AMP_element_sequence="$AMP_element_sequence keepalived-octavia"
AMP_element_sequence="$AMP_element_sequence ipvsadmin"