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Diffstat (limited to 'libpod/pod.go')
-rw-r--r--libpod/pod.go87
1 files changed, 22 insertions, 65 deletions
diff --git a/libpod/pod.go b/libpod/pod.go
index 15899930b..91636546d 100644
--- a/libpod/pod.go
+++ b/libpod/pod.go
@@ -15,10 +15,9 @@ type Pod struct {
name string
labels map[string]string
- containers map[string]*Container
-
- valid bool
- lock storage.Locker
+ valid bool
+ runtime *Runtime
+ lock storage.Locker
}
// ID retrieves the pod's ID
@@ -42,17 +41,11 @@ func (p *Pod) Labels() map[string]string {
}
// Creates a new, empty pod
-func newPod(lockDir string) (*Pod, error) {
+func newPod(lockDir string, runtime *Runtime) (*Pod, error) {
pod := new(Pod)
pod.id = stringid.GenerateNonCryptoID()
pod.name = namesgenerator.GetRandomName(0)
-
- pod.containers = make(map[string]*Container)
-
- // TODO: containers and pods share a locks folder, but not tables in the
- // database
- // As the locks are 256-bit pseudorandom integers, collision is unlikely
- // But it's something worth looking into
+ pod.runtime = runtime
// Path our lock file will reside at
lockPath := filepath.Join(lockDir, pod.id)
@@ -66,47 +59,9 @@ func newPod(lockDir string) (*Pod, error) {
return pod, nil
}
-// Adds a container to the pod
-// Does not check that container's pod ID is set correctly, or attempt to set
-// pod ID after adding
-func (p *Pod) addContainer(ctr *Container) error {
- p.lock.Lock()
- defer p.lock.Unlock()
-
- if !p.valid {
- return ErrPodRemoved
- }
-
- if !ctr.valid {
- return ErrCtrRemoved
- }
-
- if _, ok := p.containers[ctr.ID()]; ok {
- return errors.Wrapf(ErrCtrExists, "container with ID %s already exists in pod %s", ctr.ID(), p.id)
- }
-
- p.containers[ctr.ID()] = ctr
-
- return nil
-}
-
-// Removes a container from the pod
-// Does not perform any checks on the container
-func (p *Pod) removeContainer(ctr *Container) error {
- p.lock.Lock()
- defer p.lock.Unlock()
-
- if !p.valid {
- return ErrPodRemoved
- }
-
- if _, ok := p.containers[ctr.ID()]; !ok {
- return errors.Wrapf(ErrNoSuchCtr, "no container with id %s in pod %s", ctr.ID(), p.id)
- }
-
- delete(p.containers, ctr.ID())
-
- return nil
+// Init() initializes all containers within a pod that have not been initialized
+func (p *Pod) Init() error {
+ return ErrNotImplemented
}
// Start starts all containers within a pod that are not already running
@@ -126,20 +81,15 @@ func (p *Pod) Kill(signal uint) error {
// HasContainer checks if a container is present in the pod
func (p *Pod) HasContainer(id string) (bool, error) {
- p.lock.Lock()
- defer p.lock.Unlock()
-
if !p.valid {
return false, ErrPodRemoved
}
- _, ok := p.containers[id]
-
- return ok, nil
+ return p.runtime.state.PodHasContainer(p, id)
}
-// GetContainers retrieves the containers in the pod
-func (p *Pod) GetContainers() ([]*Container, error) {
+// AllContainersID returns the container IDs of all the containers in the pod
+func (p *Pod) AllContainersByID() ([]string, error) {
p.lock.Lock()
defer p.lock.Unlock()
@@ -147,12 +97,19 @@ func (p *Pod) GetContainers() ([]*Container, error) {
return nil, ErrPodRemoved
}
- ctrs := make([]*Container, 0, len(p.containers))
- for _, ctr := range p.containers {
- ctrs = append(ctrs, ctr)
+ return p.runtime.state.PodContainersByID(p)
+}
+
+// AllContainers retrieves the containers in the pod
+func (p *Pod) AllContainers() ([]*Container, error) {
+ p.lock.Lock()
+ defer p.lock.Unlock()
+
+ if !p.valid {
+ return nil, ErrPodRemoved
}
- return ctrs, nil
+ return p.runtime.state.PodContainers(p)
}
// Status gets the status of all containers in the pod