mirror of https://github.com/containers/podman.git
105 lines
3.0 KiB
Go
105 lines
3.0 KiB
Go
package libpodruntime
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import (
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"fmt"
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"os"
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"path/filepath"
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"github.com/containers/storage"
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"github.com/projectatomic/libpod/libpod"
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"github.com/projectatomic/libpod/pkg/rootless"
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"github.com/urfave/cli"
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)
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// GetRuntime generates a new libpod runtime configured by command line options
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func GetRuntime(c *cli.Context) (*libpod.Runtime, error) {
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storageOpts, err := GetDefaultStoreOptions()
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if err != nil {
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return nil, err
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}
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return GetRuntimeWithStorageOpts(c, &storageOpts)
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}
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func GetRootlessStorageOpts() (storage.StoreOptions, error) {
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var opts storage.StoreOptions
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opts.RunRoot = filepath.Join(libpod.GetRootlessRuntimeDir(), "run")
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dataDir := os.Getenv("XDG_DATA_HOME")
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if dataDir == "" {
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home := os.Getenv("HOME")
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if home == "" {
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return opts, fmt.Errorf("neither XDG_DATA_HOME nor HOME was set non-empty")
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}
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dataDir = filepath.Join(home, ".local", "share")
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}
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opts.GraphRoot = filepath.Join(dataDir, "containers", "storage")
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opts.GraphDriverName = "vfs"
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return opts, nil
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}
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func GetDefaultStoreOptions() (storage.StoreOptions, error) {
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storageOpts := storage.DefaultStoreOptions
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if rootless.IsRootless() {
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var err error
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storageOpts, err = GetRootlessStorageOpts()
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if err != nil {
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return storageOpts, err
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}
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}
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return storageOpts, nil
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}
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// GetRuntime generates a new libpod runtime configured by command line options
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func GetRuntimeWithStorageOpts(c *cli.Context, storageOpts *storage.StoreOptions) (*libpod.Runtime, error) {
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options := []libpod.RuntimeOption{}
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if c.GlobalIsSet("root") {
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storageOpts.GraphRoot = c.GlobalString("root")
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}
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if c.GlobalIsSet("runroot") {
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storageOpts.RunRoot = c.GlobalString("runroot")
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}
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if c.GlobalIsSet("storage-driver") {
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storageOpts.GraphDriverName = c.GlobalString("storage-driver")
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}
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if c.GlobalIsSet("storage-opt") {
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storageOpts.GraphDriverOptions = c.GlobalStringSlice("storage-opt")
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}
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options = append(options, libpod.WithStorageConfig(*storageOpts))
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// TODO CLI flags for image config?
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// TODO CLI flag for signature policy?
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if c.GlobalIsSet("runtime") {
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options = append(options, libpod.WithOCIRuntime(c.GlobalString("runtime")))
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}
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if c.GlobalIsSet("conmon") {
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options = append(options, libpod.WithConmonPath(c.GlobalString("conmon")))
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}
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if c.GlobalIsSet("tmpdir") {
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options = append(options, libpod.WithTmpDir(c.GlobalString("tmpdir")))
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}
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if c.GlobalIsSet("cgroup-manager") {
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options = append(options, libpod.WithCgroupManager(c.GlobalString("cgroup-manager")))
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}
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// TODO flag to set libpod static dir?
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// TODO flag to set libpod tmp dir?
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if c.GlobalIsSet("cni-config-dir") {
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options = append(options, libpod.WithCNIConfigDir(c.GlobalString("cni-config-dir")))
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}
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if c.GlobalIsSet("default-mounts-file") {
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options = append(options, libpod.WithDefaultMountsFile(c.GlobalString("default-mounts-file")))
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}
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options = append(options, libpod.WithHooksDir(c.GlobalString("hooks-dir-path"), c.GlobalIsSet("hooks-dir-path")))
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// TODO flag to set CNI plugins dir?
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return libpod.NewRuntime(options...)
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}
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