mirror of https://github.com/k3d-io/k3d
parent
e6d7726ffb
commit
11b937a910
@ -1,41 +0,0 @@ |
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/* |
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Copyright © 2019 Thorsten Klein <iwilltry42@gmail.com> |
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|
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Permission is hereby granted, free of charge, to any person obtaining a copy |
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of this software and associated documentation files (the "Software"), to deal |
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in the Software without restriction, including without limitation the rights |
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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copies of the Software, and to permit persons to whom the Software is |
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furnished to do so, subject to the following conditions: |
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|
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The above copyright notice and this permission notice shall be included in |
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all copies or substantial portions of the Software. |
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|
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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THE SOFTWARE. |
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*/ |
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package cluster |
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|
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import ( |
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"github.com/rancher/k3d/pkg/runtimes" |
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k3d "github.com/rancher/k3d/pkg/types" |
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log "github.com/sirupsen/logrus" |
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) |
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|
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// LoadImagesIntoCluster starts up a k3d tools container for the selected clusters and uses it to export
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// images from the runtime to import them into the nodes of the selected cluster
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func LoadImagesIntoCluster(runtime runtimes.Runtime, images []string, clusters *k3d.Cluster) { |
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} |
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// startToolsContainer will start a new k3d tools container and connect it to the network of the chosen cluster
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func startToolsContainer(runtime runtimes.Runtime, cluster *k3d.Cluster) (string, error) { |
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log.Debugln("starttoolscontainer") |
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return "", nil |
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} |
@ -0,0 +1,129 @@ |
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/* |
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Copyright © 2019 Thorsten Klein <iwilltry42@gmail.com> |
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|
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Permission is hereby granted, free of charge, to any person obtaining a copy |
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of this software and associated documentation files (the "Software"), to deal |
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in the Software without restriction, including without limitation the rights |
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
||||
copies of the Software, and to permit persons to whom the Software is |
||||
furnished to do so, subject to the following conditions: |
||||
|
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The above copyright notice and this permission notice shall be included in |
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all copies or substantial portions of the Software. |
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|
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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THE SOFTWARE. |
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*/ |
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package tools |
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import ( |
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"fmt" |
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"sync" |
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"time" |
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k3dc "github.com/rancher/k3d/pkg/cluster" |
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"github.com/rancher/k3d/pkg/runtimes" |
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k3d "github.com/rancher/k3d/pkg/types" |
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log "github.com/sirupsen/logrus" |
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) |
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|
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// LoadImagesIntoCluster starts up a k3d tools container for the selected cluster and uses it to export
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// images from the runtime to import them into the nodes of the selected cluster
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func LoadImagesIntoCluster(runtime runtimes.Runtime, images []string, cluster *k3d.Cluster, keepTarball bool) error { |
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cluster, err := k3dc.GetCluster(cluster, runtime) |
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if err != nil { |
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log.Errorf("Failed to get cluster '%s'", cluster.Name) |
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return err |
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} |
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|
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if cluster.Network.Name == "" { |
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return fmt.Errorf("Failed to get network for cluster '%s'", cluster.Name) |
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} |
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if _, ok := cluster.Nodes[0].Labels["k3d.cluster.volumes.imagevolume"]; !ok { // TODO: add failover solution
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return fmt.Errorf("Failed to find image volume for cluster '%s'", cluster.Name) |
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} |
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imageVolume := cluster.Nodes[0].Labels["k3d.cluster.volumes.imagevolume"] |
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// create tools node to export images
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log.Infoln("Starting k3d-tools node...") |
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toolsNode, err := startToolsNode( // TODO: re-use existing container
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runtime, |
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cluster, |
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cluster.Network.Name, |
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[]string{ |
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fmt.Sprintf("%s:%s", imageVolume, k3d.DefaultImageVolumeMountPath), |
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fmt.Sprintf("%s:%s", runtime.GetRuntimePath(), runtime.GetRuntimePath()), |
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}) |
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if err != nil { |
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log.Errorf("Failed to start tools container for cluster '%s'", cluster.Name) |
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} |
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// save image to tarfile in shared volume
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log.Infoln("Saving images...") |
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tarName := fmt.Sprintf("%s/k3d-%s-images-%s.tar", k3d.DefaultImageVolumeMountPath, cluster.Name, time.Now().Format("20060102150405")) // FIXME: change
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if err := runtime.ExecInNode(toolsNode, append([]string{"./k3d-tools", "save-image", "-d", tarName}, images...)); err != nil { |
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log.Errorf("Failed to save images in tools container for cluster '%s'", cluster.Name) |
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return err |
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} |
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// import image in each node
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log.Infoln("Importing images into nodes...") |
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var importWaitgroup sync.WaitGroup |
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for _, node := range cluster.Nodes { |
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importWaitgroup.Add(1) |
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go func(node *k3d.Node, wg *sync.WaitGroup) { |
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log.Infof("Importing images into node '%s'...", node.Name) |
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if err := runtime.ExecInNode(node, []string{"ctr", "image", "import", tarName}); err != nil { |
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log.Errorf("Failed to import images in node '%s'", node.Name) |
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log.Errorln(err) |
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} |
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wg.Done() |
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}(node, &importWaitgroup) |
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} |
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importWaitgroup.Wait() |
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// remove tarball
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if !keepTarball { |
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log.Infoln("Removing the tarball...") |
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if err := runtime.ExecInNode(cluster.Nodes[0], []string{"rm", "-f", tarName}); err != nil { // TODO: do this in tools node (requires rm)
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log.Errorf("Failed to delete tarball '%s'", tarName) |
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log.Errorln(err) |
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} |
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} |
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// delete tools container
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log.Infoln("Removing k3d-tools node...") |
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if err := runtime.DeleteNode(toolsNode); err != nil { |
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log.Errorln("Failed to delete tools node '%s': Try to delete it manually", toolsNode.Name) |
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} |
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log.Infoln("...Done") |
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return nil |
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} |
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// startToolsNode will start a new k3d tools container and connect it to the network of the chosen cluster
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func startToolsNode(runtime runtimes.Runtime, cluster *k3d.Cluster, network string, volumes []string) (*k3d.Node, error) { |
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node := &k3d.Node{ |
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Name: fmt.Sprintf("%s-%s-tools", k3d.DefaultObjectNamePrefix, cluster.Name), |
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Image: k3d.DefaultToolsContainerImage, |
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Role: k3d.NoRole, |
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Volumes: volumes, |
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Network: network, |
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Cmd: []string{}, |
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Args: []string{"noop"}, |
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} |
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if err := runtime.CreateNode(node); err != nil { |
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log.Errorf("Failed to create tools container for cluster '%s'", cluster.Name) |
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return node, err |
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} |
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return node, nil |
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} |
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