diff options
Diffstat (limited to 'libpod/runtime.go')
| -rw-r--r-- | libpod/runtime.go | 79 |
1 files changed, 65 insertions, 14 deletions
diff --git a/libpod/runtime.go b/libpod/runtime.go index 61c757d1b..2876d8798 100644 --- a/libpod/runtime.go +++ b/libpod/runtime.go @@ -1,10 +1,13 @@ package libpod import ( + "bytes" + "io/ioutil" "os" "path/filepath" "sync" + "github.com/BurntSushi/toml" is "github.com/containers/image/storage" "github.com/containers/image/types" "github.com/containers/storage" @@ -58,20 +61,56 @@ type Runtime struct { // RuntimeConfig contains configuration options used to set up the runtime type RuntimeConfig struct { - StorageConfig storage.StoreOptions - ImageDefaultTransport string - SignaturePolicyPath string - StateType RuntimeStateStore - RuntimePath []string // The first path pointing to a valid file will be used - ConmonPath []string // The first path pointing to a valid file will be used - ConmonEnvVars []string - CgroupManager string - StaticDir string - TmpDir string - MaxLogSize int64 - NoPivotRoot bool - CNIConfigDir string - CNIPluginDir []string + // StorageConfig is the configuration used by containers/storage + // Not included in on-disk config, use the dedicated containers/storage + // configuration file instead + StorageConfig storage.StoreOptions `toml:"-"` + // ImageDefaultTransport is the default transport method used to fetch + // images + ImageDefaultTransport string `toml:"image_default_transport"` + // SignaturePolicyPath is the path to a signature policy to use for + // validationg images + // If left empty, the containers/image default signature policy will + // be used + SignaturePolicyPath string `toml:"signature_policy_path,omitempty"` + // StateType is the type of the backing state store. + // Avoid using multiple values for this with the same containers/storage + // configuration on the same system. Different state types do not + // interact, and each will see a separate set of containers, which may + // cause conflicts in containers/storage + // As such this is not exposed via the config file + StateType RuntimeStateStore `toml:"-"` + // RuntimePath is the path to OCI runtime binary for launching + // containers + // The first path pointing to a valid file will be used + RuntimePath []string `toml:"runtime_path"` + // ConmonPath is the path to the Conmon binary used for managing + // containers + // The first path pointing to a valid file will be used + ConmonPath []string `toml:"conmon_path"` + // ConmonEnvVars are environment variables to pass to the Conmon binary + // when it is launched + ConmonEnvVars []string `toml:"conmon_env_vars"` + // CGroupManager is the CGroup Manager to use + // Valid values are "cgroupfs" and "systemd" + CgroupManager string `toml:"cgroup_manager"` + // StaticDir is the path to a persistent directory to store container + // files + StaticDir string `toml:"static_dir"` + // TmpDir is the path to a temporary directory to store per-boot + // container files + // Must be stored in a tmpfs + TmpDir string `toml:"tmp_dir"` + // MaxLogSize is the maximum size of container logfiles + MaxLogSize int64 `toml:"max_log_size,omitempty"` + // NoPivotRoot sets whether to set no-pivot-root in the OCI runtime + NoPivotRoot bool `toml:"no_pivot_root"` + // CNIConfigDir sets the directory where CNI configuration files are + // stored + CNIConfigDir string `toml:"cni_config_dir"` + // CNIPluginDir sets a number of directories where the CNI network + // plugins can be located + CNIPluginDir []string `toml:"cni_plugin_dir"` } var ( @@ -439,3 +478,15 @@ func (r *Runtime) Info() ([]InfoData, error) { info = append(info, InfoData{Type: "insecure registries", Data: insecureRegistries}) return info, nil } + +// SaveDefaultConfig saves a copy of the default config at the given path +func SaveDefaultConfig(path string) error { + var w bytes.Buffer + e := toml.NewEncoder(&w) + + if err := e.Encode(&defaultRuntimeConfig); err != nil { + return err + } + + return ioutil.WriteFile(path, w.Bytes(), 0644) +} |