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authorDaniel J Walsh <dwalsh@redhat.com>2017-12-11 10:48:29 -0600
committerGitHub <noreply@github.com>2017-12-11 10:48:29 -0600
commit12682aa475db17d99eb0cfc5efad20e1b9f3685f (patch)
treee0f280f5f892025bea20a8cfd2c5cc4e7e1f0dc0 /libpod
parent62e19beeecc8f4af97388c0e715c92b582fbe685 (diff)
parent190b05209f95cf611eb5cafc4bf4cce875c74e9e (diff)
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Merge pull request #72 from mheon/file_locking
Move containers to file locks from c/storage
Diffstat (limited to 'libpod')
-rw-r--r--libpod/container.go34
-rw-r--r--libpod/runtime.go15
-rw-r--r--libpod/runtime_ctr.go2
-rw-r--r--libpod/sql_state.go41
-rw-r--r--libpod/sql_state_internal.go11
-rw-r--r--libpod/sql_state_test.go140
6 files changed, 142 insertions, 101 deletions
diff --git a/libpod/container.go b/libpod/container.go
index 70011963d..fce64b0dd 100644
--- a/libpod/container.go
+++ b/libpod/container.go
@@ -8,7 +8,6 @@ import (
"os"
"path/filepath"
"strconv"
- "sync"
"syscall"
"time"
@@ -64,9 +63,8 @@ type Container struct {
state *containerRuntimeInfo
- // TODO move to storage.Locker from sync.Mutex
valid bool
- lock sync.Mutex
+ lock storage.Locker
runtime *Runtime
}
@@ -319,6 +317,8 @@ func (c *Container) attachSocketPath() string {
// Sync this container with on-disk state and runc status
// Should only be called with container lock held
+// This function should suffice to ensure a container's state is accurate and
+// it is valid for use.
func (c *Container) syncContainer() error {
if err := c.runtime.state.UpdateContainer(c); err != nil {
return err
@@ -343,7 +343,7 @@ func (c *Container) syncContainer() error {
}
// Make a new container
-func newContainer(rspec *spec.Spec) (*Container, error) {
+func newContainer(rspec *spec.Spec, lockDir string) (*Container, error) {
if rspec == nil {
return nil, errors.Wrapf(ErrInvalidArg, "must provide a valid runtime spec to create container")
}
@@ -360,6 +360,20 @@ func newContainer(rspec *spec.Spec) (*Container, error) {
ctr.config.CreatedTime = time.Now()
+ // Path our lock file will reside at
+ lockPath := filepath.Join(lockDir, ctr.config.ID)
+ // Ensure there is no conflict - file does not exist
+ _, err := os.Stat(lockPath)
+ if err == nil || !os.IsNotExist(err) {
+ return nil, errors.Wrapf(ErrCtrExists, "lockfile for container ID %s already exists", ctr.config.ID)
+ }
+ // Grab a lockfile at the given path
+ lock, err := storage.GetLockfile(lockPath)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error creating lockfile for new container")
+ }
+ ctr.lock = lock
+
return ctr, nil
}
@@ -904,11 +918,7 @@ func (c *Container) mountStorage() (err error) {
}
}()
- if err := c.runtime.state.SaveContainer(c); err != nil {
- return errors.Wrapf(err, "error saving container %s state", c.ID())
- }
-
- return nil
+ return c.save()
}
// CleanupStorage unmounts all mount points in container and cleans up container storage
@@ -944,9 +954,5 @@ func (c *Container) cleanupStorage() error {
c.state.Mountpoint = ""
c.state.Mounted = false
- if err := c.runtime.state.SaveContainer(c); err != nil {
- return errors.Wrapf(err, "error saving container %s state", c.ID())
- }
-
- return nil
+ return c.save()
}
diff --git a/libpod/runtime.go b/libpod/runtime.go
index 36225bf69..d54e90722 100644
--- a/libpod/runtime.go
+++ b/libpod/runtime.go
@@ -25,6 +25,7 @@ type Runtime struct {
storageService *storageService
imageContext *types.SystemContext
ociRuntime *OCIRuntime
+ lockDir string
valid bool
lock sync.RWMutex
}
@@ -136,6 +137,17 @@ func NewRuntime(options ...RuntimeOption) (runtime *Runtime, err error) {
}
}
+ // Make a directory to hold container lockfiles
+ lockDir := filepath.Join(runtime.config.StaticDir, "lock")
+ if err := os.MkdirAll(lockDir, 0755); err != nil {
+ // The directory is allowed to exist
+ if !os.IsExist(err) {
+ return nil, errors.Wrapf(err, "error creating runtime lockfiles directory %s",
+ lockDir)
+ }
+ }
+ runtime.lockDir = lockDir
+
// Make the per-boot files directory if it does not exist
if err := os.MkdirAll(runtime.config.TmpDir, 0755); err != nil {
// The directory is allowed to exist
@@ -154,7 +166,6 @@ func NewRuntime(options ...RuntimeOption) (runtime *Runtime, err error) {
runtime.state = state
} else {
dbPath := filepath.Join(runtime.config.StaticDir, "state.sql")
- lockPath := filepath.Join(runtime.config.TmpDir, "state.lck")
specsDir := filepath.Join(runtime.config.StaticDir, "ocispec")
// Make a directory to hold JSON versions of container OCI specs
@@ -166,7 +177,7 @@ func NewRuntime(options ...RuntimeOption) (runtime *Runtime, err error) {
}
}
- state, err := NewSQLState(dbPath, lockPath, specsDir, runtime)
+ state, err := NewSQLState(dbPath, specsDir, runtime.lockDir, runtime)
if err != nil {
return nil, err
}
diff --git a/libpod/runtime_ctr.go b/libpod/runtime_ctr.go
index 5fb29abb5..f314b302f 100644
--- a/libpod/runtime_ctr.go
+++ b/libpod/runtime_ctr.go
@@ -30,7 +30,7 @@ func (r *Runtime) NewContainer(spec *spec.Spec, options ...CtrCreateOption) (c *
return nil, ErrRuntimeStopped
}
- ctr, err := newContainer(spec)
+ ctr, err := newContainer(spec, r.lockDir)
if err != nil {
return nil, err
}
diff --git a/libpod/sql_state.go b/libpod/sql_state.go
index bba697d18..36114e9cc 100644
--- a/libpod/sql_state.go
+++ b/libpod/sql_state.go
@@ -6,7 +6,6 @@ import (
"io/ioutil"
"os"
- "github.com/containers/storage"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
@@ -22,24 +21,17 @@ const DBSchema = 2
type SQLState struct {
db *sql.DB
specsDir string
+ lockDir string
runtime *Runtime
- lock storage.Locker
valid bool
}
// NewSQLState initializes a SQL-backed state, created the database if necessary
-func NewSQLState(dbPath, lockPath, specsDir string, runtime *Runtime) (State, error) {
+func NewSQLState(dbPath, specsDir, lockDir string, runtime *Runtime) (State, error) {
state := new(SQLState)
state.runtime = runtime
- // Make our lock file
- lock, err := storage.GetLockfile(lockPath)
- if err != nil {
- return nil, errors.Wrapf(err, "error creating lockfile for state")
- }
- state.lock = lock
-
// Make the directory that will hold JSON copies of container runtime specs
if err := os.MkdirAll(specsDir, 0750); err != nil {
// The directory is allowed to exist
@@ -49,9 +41,14 @@ func NewSQLState(dbPath, lockPath, specsDir string, runtime *Runtime) (State, er
}
state.specsDir = specsDir
- // Acquire the lock while we open the database and perform initial setup
- state.lock.Lock()
- defer state.lock.Unlock()
+ // Make the directory that will hold container lockfiles
+ if err := os.MkdirAll(lockDir, 0750); err != nil {
+ // The directory is allowed to exist
+ if !os.IsExist(err) {
+ return nil, errors.Wrapf(err, "error creating lockfiles dir %s", lockDir)
+ }
+ }
+ state.lockDir = lockDir
// TODO add a separate temporary database for per-boot container
// state
@@ -87,9 +84,6 @@ func NewSQLState(dbPath, lockPath, specsDir string, runtime *Runtime) (State, er
// Close the state's database connection
func (s *SQLState) Close() error {
- s.lock.Lock()
- defer s.lock.Unlock()
-
if !s.valid {
return ErrDBClosed
}
@@ -176,7 +170,7 @@ func (s *SQLState) Container(id string) (*Container, error) {
row := s.db.QueryRow(query, id)
- ctr, err := ctrFromScannable(row, s.runtime, s.specsDir)
+ ctr, err := ctrFromScannable(row, s.runtime, s.specsDir, s.lockDir)
if err != nil {
return nil, errors.Wrapf(err, "error retrieving container %s from database", id)
}
@@ -223,7 +217,7 @@ func (s *SQLState) LookupContainer(idOrName string) (*Container, error) {
}
var err error
- ctr, err = ctrFromScannable(rows, s.runtime, s.specsDir)
+ ctr, err = ctrFromScannable(rows, s.runtime, s.specsDir, s.lockDir)
if err != nil {
return nil, errors.Wrapf(err, "error retrieving container %s from database", idOrName)
}
@@ -296,9 +290,6 @@ func (s *SQLState) AddContainer(ctr *Container) (err error) {
return errors.Wrapf(err, "error marshaling container %s labels to JSON", ctr.ID())
}
- s.lock.Lock()
- defer s.lock.Unlock()
-
tx, err := s.db.Begin()
if err != nil {
return errors.Wrapf(err, "error beginning database transaction")
@@ -477,9 +468,6 @@ func (s *SQLState) SaveContainer(ctr *Container) error {
Pid=?
WHERE Id=?;`
- s.lock.Lock()
- defer s.lock.Unlock()
-
if !s.valid {
return ErrDBClosed
}
@@ -537,9 +525,6 @@ func (s *SQLState) RemoveContainer(ctr *Container) error {
removeState = "DELETE FROM containerState WHERE ID=?;"
)
- s.lock.Lock()
- defer s.lock.Unlock()
-
if !s.valid {
return ErrDBClosed
}
@@ -622,7 +607,7 @@ func (s *SQLState) AllContainers() ([]*Container, error) {
containers := []*Container{}
for rows.Next() {
- ctr, err := ctrFromScannable(rows, s.runtime, s.specsDir)
+ ctr, err := ctrFromScannable(rows, s.runtime, s.specsDir, s.lockDir)
if err != nil {
return nil, err
}
diff --git a/libpod/sql_state_internal.go b/libpod/sql_state_internal.go
index 3aee8f638..515b5b6ad 100644
--- a/libpod/sql_state_internal.go
+++ b/libpod/sql_state_internal.go
@@ -7,6 +7,7 @@ import (
"path/filepath"
"time"
+ "github.com/containers/storage"
spec "github.com/opencontainers/runtime-spec/specs-go"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
@@ -266,7 +267,7 @@ type scannable interface {
}
// Read a single container from a single row result in the database
-func ctrFromScannable(row scannable, runtime *Runtime, specsDir string) (*Container, error) {
+func ctrFromScannable(row scannable, runtime *Runtime, specsDir string, lockDir string) (*Container, error) {
var (
id string
name string
@@ -384,6 +385,14 @@ func ctrFromScannable(row scannable, runtime *Runtime, specsDir string) (*Contai
ctr.valid = true
ctr.runtime = runtime
+ // Open and set the lockfile
+ lockPath := filepath.Join(lockDir, id)
+ lock, err := storage.GetLockfile(lockPath)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error retrieving lockfile for container %s", id)
+ }
+ ctr.lock = lock
+
// Retrieve the spec from disk
ociSpec := new(spec.Spec)
specPath := getSpecPath(specsDir, id)
diff --git a/libpod/sql_state_test.go b/libpod/sql_state_test.go
index 124959544..0bb0cd517 100644
--- a/libpod/sql_state_test.go
+++ b/libpod/sql_state_test.go
@@ -14,7 +14,7 @@ import (
"github.com/stretchr/testify/assert"
)
-func getTestContainer(id, name string) *Container {
+func getTestContainer(id, name, locksDir string) (*Container, error) {
ctr := &Container{
config: &ContainerConfig{
ID: id,
@@ -44,7 +44,15 @@ func getTestContainer(id, name string) *Container {
ctr.config.Labels["test"] = "testing"
- return ctr
+ // Must make lockfile or container will error on being retrieved from DB
+ lockPath := filepath.Join(locksDir, id)
+ lock, err := storage.GetLockfile(lockPath)
+ if err != nil {
+ return nil, err
+ }
+ ctr.lock = lock
+
+ return ctr, nil
}
// This horrible hack tests if containers are equal in a way that should handle
@@ -89,10 +97,10 @@ func testContainersEqual(a, b *Container) bool {
// Get an empty state for use in tests
// An empty Runtime is provided
-func getEmptyState() (s State, p string, err error) {
+func getEmptyState() (s State, p string, p2 string, err error) {
tmpDir, err := ioutil.TempDir("", "libpod_state_test_")
if err != nil {
- return nil, "", err
+ return nil, "", "", err
}
defer func() {
if err != nil {
@@ -101,27 +109,29 @@ func getEmptyState() (s State, p string, err error) {
}()
dbPath := filepath.Join(tmpDir, "db.sql")
- lockPath := filepath.Join(tmpDir, "db.lck")
+ specsDir := filepath.Join(tmpDir, "specs")
+ lockDir := filepath.Join(tmpDir, "locks")
runtime := new(Runtime)
runtime.config = new(RuntimeConfig)
runtime.config.StorageConfig = storage.StoreOptions{}
- state, err := NewSQLState(dbPath, lockPath, tmpDir, runtime)
+ state, err := NewSQLState(dbPath, specsDir, lockDir, runtime)
if err != nil {
- return nil, "", err
+ return nil, "", "", err
}
- return state, tmpDir, nil
+ return state, tmpDir, lockDir, nil
}
func TestAddAndGetContainer(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -137,13 +147,15 @@ func TestAddAndGetContainer(t *testing.T) {
}
func TestAddAndGetContainerFromMultiple(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr1 := getTestContainer("11111111111111111111111111111111", "test1")
- testCtr2 := getTestContainer("22222222222222222222222222222222", "test2")
+ testCtr1, err := getTestContainer("11111111111111111111111111111111", "test1", lockPath)
+ assert.NoError(t, err)
+ testCtr2, err := getTestContainer("22222222222222222222222222222222", "test2", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr1)
assert.NoError(t, err)
@@ -162,7 +174,7 @@ func TestAddAndGetContainerFromMultiple(t *testing.T) {
}
func TestAddInvalidContainerFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -172,13 +184,15 @@ func TestAddInvalidContainerFails(t *testing.T) {
}
func TestAddDuplicateIDFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr1 := getTestContainer("11111111111111111111111111111111", "test1")
- testCtr2 := getTestContainer(testCtr1.ID(), "test2")
+ testCtr1, err := getTestContainer("11111111111111111111111111111111", "test1", lockPath)
+ assert.NoError(t, err)
+ testCtr2, err := getTestContainer(testCtr1.ID(), "test2", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr1)
assert.NoError(t, err)
@@ -188,13 +202,15 @@ func TestAddDuplicateIDFails(t *testing.T) {
}
func TestAddDuplicateNameFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr1 := getTestContainer("11111111111111111111111111111111", "test1")
- testCtr2 := getTestContainer("22222222222222222222222222222222", testCtr1.Name())
+ testCtr1, err := getTestContainer("11111111111111111111111111111111", "test1", lockPath)
+ assert.NoError(t, err)
+ testCtr2, err := getTestContainer("22222222222222222222222222222222", testCtr1.Name(), lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr1)
assert.NoError(t, err)
@@ -204,7 +220,7 @@ func TestAddDuplicateNameFails(t *testing.T) {
}
func TestGetNonexistantContainerFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -214,7 +230,7 @@ func TestGetNonexistantContainerFails(t *testing.T) {
}
func TestGetContainerWithEmptyIDFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -224,7 +240,7 @@ func TestGetContainerWithEmptyIDFails(t *testing.T) {
}
func TestLookupContainerWithEmptyIDFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -234,7 +250,7 @@ func TestLookupContainerWithEmptyIDFails(t *testing.T) {
}
func TestLookupNonexistantContainerFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
@@ -243,12 +259,13 @@ func TestLookupNonexistantContainerFails(t *testing.T) {
}
func TestLookupContainerByFullID(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -264,12 +281,13 @@ func TestLookupContainerByFullID(t *testing.T) {
}
func TestLookupContainerByUniquePartialID(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -285,13 +303,15 @@ func TestLookupContainerByUniquePartialID(t *testing.T) {
}
func TestLookupContainerByNonUniquePartialIDFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr1 := getTestContainer("00000000000000000000000000000000", "test1")
- testCtr2 := getTestContainer("00000000000000000000000000000001", "test2")
+ testCtr1, err := getTestContainer("00000000000000000000000000000000", "test1", lockPath)
+ assert.NoError(t, err)
+ testCtr2, err := getTestContainer("00000000000000000000000000000001", "test2", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr1)
assert.NoError(t, err)
@@ -304,12 +324,13 @@ func TestLookupContainerByNonUniquePartialIDFails(t *testing.T) {
}
func TestLookupContainerByName(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -325,7 +346,7 @@ func TestLookupContainerByName(t *testing.T) {
}
func TestHasContainerEmptyIDFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -335,7 +356,7 @@ func TestHasContainerEmptyIDFails(t *testing.T) {
}
func TestHasContainerNoSuchContainerReturnsFalse(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -346,12 +367,13 @@ func TestHasContainerNoSuchContainerReturnsFalse(t *testing.T) {
}
func TestHasContainerFindsContainer(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -362,12 +384,13 @@ func TestHasContainerFindsContainer(t *testing.T) {
}
func TestSaveAndUpdateContainer(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -393,12 +416,13 @@ func TestSaveAndUpdateContainer(t *testing.T) {
}
func TestUpdateContainerNotInDatabaseReturnsError(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.UpdateContainer(testCtr)
assert.Error(t, err)
@@ -406,7 +430,7 @@ func TestUpdateContainerNotInDatabaseReturnsError(t *testing.T) {
}
func TestUpdateInvalidContainerReturnsError(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -416,7 +440,7 @@ func TestUpdateInvalidContainerReturnsError(t *testing.T) {
}
func TestSaveInvalidContainerReturnsError(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -426,24 +450,26 @@ func TestSaveInvalidContainerReturnsError(t *testing.T) {
}
func TestSaveContainerNotInStateReturnsError(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.SaveContainer(testCtr)
assert.Error(t, err)
}
func TestRemoveContainer(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -461,19 +487,20 @@ func TestRemoveContainer(t *testing.T) {
}
func TestRemoveNonexistantContainerFails(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.RemoveContainer(testCtr)
assert.Error(t, err)
}
func TestGetAllContainersOnNewStateIsEmpty(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, _, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
@@ -484,12 +511,13 @@ func TestGetAllContainersOnNewStateIsEmpty(t *testing.T) {
}
func TestGetAllContainersWithOneContainer(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test")
+ testCtr, err := getTestContainer("0123456789ABCDEF0123456789ABCDEF", "test", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr)
assert.NoError(t, err)
@@ -506,13 +534,15 @@ func TestGetAllContainersWithOneContainer(t *testing.T) {
}
func TestGetAllContainersTwoContainers(t *testing.T) {
- state, path, err := getEmptyState()
+ state, path, lockPath, err := getEmptyState()
assert.NoError(t, err)
defer os.RemoveAll(path)
defer state.Close()
- testCtr1 := getTestContainer("11111111111111111111111111111111", "test1")
- testCtr2 := getTestContainer("22222222222222222222222222222222", "test2")
+ testCtr1, err := getTestContainer("11111111111111111111111111111111", "test1", lockPath)
+ assert.NoError(t, err)
+ testCtr2, err := getTestContainer("22222222222222222222222222222222", "test2", lockPath)
+ assert.NoError(t, err)
err = state.AddContainer(testCtr1)
assert.NoError(t, err)