76d9abf429
Now that it is possible to use Ubiblk as storage backend, we don't need to enforce having at least one SPDK installation.
82 lines
2.7 KiB
Ruby
82 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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require_relative "../../model/spec_helper"
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RSpec.describe Prog::Storage::RemoveSpdk do
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subject(:remove_spdk) {
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described_class.new(described_class.assemble(
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"2f7071b5-3a0e-85da-9727-8a32fbcbd94b"
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))
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}
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let(:spdk_version) { "v23.09-ubi-0.2" }
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let(:sshable) {
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instance_double(Sshable)
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}
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let(:vm_host) {
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vmh = instance_double(VmHost)
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allow(vmh).to receive_messages(
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sshable: sshable,
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spdk_installations: ["spdk_1", "spdk_2"],
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id: "d05761b4-2cad-8b71-a300-ded6153e02b2"
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)
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vmh
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}
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let(:spdk_installation) {
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si = instance_double(SpdkInstallation)
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allow(si).to receive_messages(vm_host: vm_host, version: spdk_version)
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si
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}
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before do
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allow(remove_spdk).to receive(:spdk_installation).and_return(spdk_installation)
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end
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describe "#start" do
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it "hops to wait_volumes" do
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expect(spdk_installation).to receive(:update).with(allocation_weight: 0)
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expect { remove_spdk.start }.to hop("wait_volumes")
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end
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it "fails if this is the last storage backend" do
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expect(vm_host).to receive(:spdk_installations).and_return(["spdk_1"])
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expect(vm_host).to receive(:vhost_block_backends).and_return([])
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expect { remove_spdk.start }.to raise_error RuntimeError, "Can't remove the last storage backend from the host"
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end
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it "does not fail if there are other storage backends" do
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expect(vm_host).to receive(:spdk_installations).and_return(["spdk_1"])
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expect(vm_host).to receive(:vhost_block_backends).and_return(["vhost_backend"])
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expect(spdk_installation).to receive(:update).with(allocation_weight: 0)
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expect { remove_spdk.start }.to hop("wait_volumes")
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end
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end
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describe "#wait_volumes" do
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it "waits until all volumes using the installation are destroyed" do
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expect(spdk_installation).to receive(:vm_storage_volumes).and_return([:vm])
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expect { remove_spdk.wait_volumes }.to nap(30)
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end
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it "hops to remove_spdk if no volumes are using the installation" do
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expect(spdk_installation).to receive(:vm_storage_volumes).and_return([])
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expect { remove_spdk.wait_volumes }.to hop("remove_spdk")
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end
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end
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describe "#remove_spdk" do
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it "hops to update_database" do
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expect(sshable).to receive(:cmd).with("sudo host/bin/setup-spdk remove v23.09-ubi-0.2")
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expect { remove_spdk.remove_spdk }.to hop("update_database")
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end
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end
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describe "#update_database" do
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it "updates the database and exits" do
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expect(spdk_installation).to receive(:hugepages).and_return(2)
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expect(spdk_installation).to receive(:destroy)
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expect { remove_spdk.update_database }.to exit({"msg" => "SPDK installation was removed"})
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end
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end
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end
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