Deprecate tools/nova_create_flavors.sh
This script now just prints a warning and runs nova flavor-list Change-Id: Iee5e2fa54d38a24d634840db10a7f5411cb2e9dd
This commit is contained in:
Steve Baker
parent
6ad24e4d17
commit
4ddbf8e41d
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@ -1,102 +1,3 @@
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#!/bin/bash
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# Create additional nova instance types (flavors)
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# to map to the AWS instance types we have in the templates
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# Default nova install (via tools/openstack) gives this:
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# +----+-----------+-----------+------+-----------+------+-------+-------------+
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# | ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor |
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# +----+-----------+-----------+------+-----------+------+-------+-------------+
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# | 1 | m1.tiny | 512 | 0 | 0 | | 1 | 1.0 |
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# | 2 | m1.small | 2048 | 10 | 20 | | 1 | 1.0 |
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# | 3 | m1.medium | 4096 | 10 | 40 | | 2 | 1.0 |
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# | 4 | m1.large | 8192 | 10 | 80 | | 4 | 1.0 |
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# | 5 | m1.xlarge | 16384 | 10 | 160 | | 8 | 1.0 |
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# +----+-----------+-----------+------+-----------+------+-------+-------------+
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# Templates define these as valid
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# "t1.micro" : { "Arch" : "32" },
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# "m1.small" : { "Arch" : "32" },
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# "m1.large" : { "Arch" : "64" },
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# "m1.xlarge" : { "Arch" : "64" },
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# "m2.xlarge" : { "Arch" : "64" },
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# "m2.2xlarge" : { "Arch" : "64" },
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# "m2.4xlarge" : { "Arch" : "64" },
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# "c1.medium" : { "Arch" : "32" },
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# "c1.xlarge" : { "Arch" : "64" },
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# "cc1.4xlarge" : { "Arch" : "64" }
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# So for development purposes, we create all flavors, but with a maximum of
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# 2vcpus, 10G disk and 2G RAM (since we're all running on laptops..)
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# Nova rate limits actions so we need retry/sleep logic to avoid
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# spurious failures when doing sequential operations
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# we also sleep after every operation otherwise rate-limiting will definitely
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# cause lots of failures
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retry_cmd() {
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MAX_TRIES=5
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attempts=0
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while [[ ${attempts} < ${MAX_TRIES} ]]
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do
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attempts=$((${attempts} + 1))
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if ! $@ 2>/dev/null
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then
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echo "Command : \"$@\" failed, retry after 1s ${attempts}/${MAX_TRIES}"
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sleep 1
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else
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echo "$@ : OK"
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sleep 1
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break
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fi
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done
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if [[ ${attempts} == ${MAX_TRIES} ]]
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then
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echo "ERROR : persistent error attempting to run command \"$@\"!"
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fi
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}
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# Sanity-test nova flavor-list, this should catch problems with credentials
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# or if nova is not running. When calling from openstack install, it seems
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# that nova gives 400 errors despite the service showing as active via
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# systemctl, so we work around that by polling via retry_cmd before doing the
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# final check - this should mean we wait for the service to come up but still
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# exit if there is a non-transient problem
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retry_cmd "nova flavor-list"
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if ! nova flavor-list > /dev/null
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then
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echo "ERROR, unable to do \"nova flavor-list\""
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echo "Check keystone credentials and that nova services are running"
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exit 1
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fi
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# This list should match the flavor-creates below to be sure we remove the
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# flavors we're about to create, and no others
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FLAVORS="t1\.micro|m1\.tiny|m1\.small|m1\.medium|m1\.large|m1\.xlarge|m2\.xlarge|m2\.2xlarge|m2\.4xlarge|c1\.medium|c1\.xlarge|cc1\.4xlarge"
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for f in $(nova flavor-list | grep -E "^\|\s+[0-9]+\s+\|\s+($FLAVORS)\s" | awk '{print $2}')
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do
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retry_cmd "nova flavor-delete $f"
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done
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 t1.micro 1 256 0 1"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m1.tiny 2 256 0 1"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m1.small 3 512 0 1"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m1.medium 4 768 0 1"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m1.large 5 1024 0 1"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m1.xlarge 6 2048 0 1"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m2.xlarge 7 2048 0 2"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m2.2xlarge 8 2048 0 2"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 m2.4xlarge 9 2048 0 2"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 c1.medium 10 2048 0 2"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 c1.xlarge 11 2048 0 2"
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retry_cmd "nova flavor-create --ephemeral 10 --swap 0 --rxtx-factor 1 cc1.4xlarge 12 2048 0 2"
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# Check we get the expected number of flavors on completion
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num_flavors=$(nova flavor-list | grep "[0-9]. *|" | wc -l)
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expected_flavors=12
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if [[ ${num_flavors} != ${expected_flavors} ]]
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then
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echo "ERROR : problem creating flavors, created ${num_flavors}, expected ${expected_flavors}"
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fi
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echo "WARNING: This script now make no modifications to the current flavors"
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nova flavor-list
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