mirror of
https://github.com/kairos-io/immucore.git
synced 2025-08-16 05:13:42 +00:00
88 lines
3.1 KiB
Go
88 lines
3.1 KiB
Go
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package mount_test
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import (
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"github.com/kairos-io/immucore/pkg/mount"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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"github.com/spectrocloud-labs/herd"
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)
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var _ = Describe("mounting immutable setup", func() {
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var g *herd.Graph
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BeforeEach(func() {
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g = herd.DAG()
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})
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Context("simple invocation", func() {
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It("mounts base overlay, attempt to mount oem, and updates the fstab", func() {
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s := &mount.State{Rootdir: "/"}
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s.Register(g)
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dag := g.Analyze()
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Expect(len(dag)).To(Equal(3)) // Expect 3 layers
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Expect(len(dag[0])).To(Equal(1)) // 1 Item for each layer, as are tight deps
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Expect(len(dag[1])).To(Equal(1))
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Expect(len(dag[2])).To(Equal(1))
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Expect(dag[0][0].Name).To(Equal("mount-base-overlay"))
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Expect(dag[1][0].Name).To(Equal("mount-oem"))
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Expect(dag[2][0].Name).To(Equal("write-fstab"))
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})
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It("mounts base overlay, attempt to mount oem, and updates the fstab", func() {
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s := &mount.State{Rootdir: "/", MountRoot: true}
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s.Register(g)
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dag := g.Analyze()
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Expect(len(dag)).To(Equal(5), s.WriteDAG(g)) // Expect 4 layers
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Expect(len(dag[0])).To(Equal(2), s.WriteDAG(g)) // 2 items in first layer
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Expect(len(dag[1])).To(Equal(1)) // 1 Item for each layer, as are tight deps
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Expect(len(dag[2])).To(Equal(1))
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Expect(len(dag[3])).To(Equal(1))
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Expect(len(dag[4])).To(Equal(1))
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Expect(dag[0][0].Name).To(Or(Equal("mount-base-overlay"), Equal("mount-state")))
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Expect(dag[0][1].Name).To(Or(Equal("mount-base-overlay"), Equal("mount-state")))
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Expect(dag[1][0].Name).To(Equal("discover-state"))
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Expect(dag[2][0].Name).To(Equal("mount-root"))
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Expect(dag[3][0].Name).To(Equal("mount-oem"))
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Expect(dag[4][0].Name).To(Equal("write-fstab"))
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})
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It("mounts all", func() {
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s := &mount.State{Rootdir: "/", MountRoot: true, OverlayDir: []string{"/etc"}, BindMounts: []string{"/etc/kubernetes"}, CustomMounts: map[string]string{"COS_PERSISTENT": "/usr/local"}}
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s.Register(g)
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dag := g.Analyze()
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Expect(len(dag)).To(Equal(6), s.WriteDAG(g)) // Expect 6 layers
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Expect(len(dag[0])).To(Equal(2), s.WriteDAG(g)) // 2 items in first layer
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Expect(len(dag[1])).To(Equal(1), s.WriteDAG(g)) // 1 Item for each layer, as are tight deps
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Expect(len(dag[2])).To(Equal(1), s.WriteDAG(g))
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Expect(len(dag[3])).To(Equal(3), s.WriteDAG(g))
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Expect(len(dag[4])).To(Equal(1), s.WriteDAG(g))
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Expect(len(dag[5])).To(Equal(1), s.WriteDAG(g))
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Expect(dag[0][0].Name).To(Or(Equal("mount-base-overlay"), Equal("mount-state")))
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Expect(dag[0][1].Name).To(Or(Equal("mount-base-overlay"), Equal("mount-state")))
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Expect(dag[1][0].Name).To(Equal("discover-state"))
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Expect(dag[2][0].Name).To(Equal("mount-root"))
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Expect(dag[3][0].Name).To(Or(Equal("mount-oem"), Equal("overlay-mount-/etc"), Equal("custom-mount-/usr/local")))
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Expect(dag[3][1].Name).To(Or(Equal("mount-oem"), Equal("overlay-mount-/etc"), Equal("custom-mount-/usr/local")))
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Expect(dag[3][2].Name).To(Or(Equal("mount-oem"), Equal("overlay-mount-/etc"), Equal("custom-mount-/usr/local")))
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Expect(dag[4][0].Name).To(Equal("mount-state-/etc/kubernetes"))
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Expect(dag[5][0].Name).To(Equal("write-fstab"))
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})
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})
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})
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