137 lines
4.5 KiB
Go
137 lines
4.5 KiB
Go
package main
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import (
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"os"
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"text/template"
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"github.com/kubernetes-incubator/cri-o/server"
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"github.com/urfave/cli"
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)
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var commentedConfigTemplate = template.Must(template.New("config").Parse(`
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# The "crio" table contains all of the server options.
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[crio]
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# root is a path to the "root directory". CRIO stores all of its data,
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# including container images, in this directory.
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root = "{{ .Root }}"
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# run is a path to the "run directory". CRIO stores all of its state
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# in this directory.
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runroot = "{{ .RunRoot }}"
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# storage_driver select which storage driver is used to manage storage
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# of images and containers.
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storage_driver = "{{ .Storage }}"
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# storage_option is used to pass an option to the storage driver.
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storage_option = [
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{{ range $opt := .StorageOptions }}{{ printf "\t%q,\n" $opt }}{{ end }}]
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# The "crio.api" table contains settings for the kubelet/gRPC
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# interface (which is also used by crioctl).
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[crio.api]
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# listen is the path to the AF_LOCAL socket on which crio will listen.
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listen = "{{ .Listen }}"
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# The "crio.runtime" table contains settings pertaining to the OCI
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# runtime used and options for how to set up and manage the OCI runtime.
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[crio.runtime]
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# runtime is a path to the OCI runtime which crio will be using.
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runtime = "{{ .Runtime }}"
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# runtime_host_privileged is a path to the OCI runtime which crio
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# will be using for host privileged operations.
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# If this string is empty, crio will not try to use the "runtime"
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# for all operations.
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runtime_host_privileged = "{{ .RuntimeHostPrivileged }}"
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# conmon is the path to conmon binary, used for managing the runtime.
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conmon = "{{ .Conmon }}"
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# conmon_env is the environment variable list for conmon process,
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# used for passing necessary environment variable to conmon or runtime.
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conmon_env = [
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{{ range $env := .ConmonEnv }}{{ printf "\t%q,\n" $env }}{{ end }}]
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# selinux indicates whether or not SELinux will be used for pod
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# separation on the host. If you enable this flag, SELinux must be running
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# on the host.
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selinux = {{ .SELinux }}
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# seccomp_profile is the seccomp json profile path which is used as the
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# default for the runtime.
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seccomp_profile = "{{ .SeccompProfile }}"
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# apparmor_profile is the apparmor profile name which is used as the
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# default for the runtime.
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apparmor_profile = "{{ .ApparmorProfile }}"
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# cgroup_manager is the cgroup management implementation to be used
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# for the runtime.
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cgroup_manager = "{{ .CgroupManager }}"
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# The "crio.image" table contains settings pertaining to the
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# management of OCI images.
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[crio.image]
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# default_transport is the prefix we try prepending to an image name if the
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# image name as we receive it can't be parsed as a valid source reference
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default_transport = "{{ .DefaultTransport }}"
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# pause_image is the image which we use to instantiate infra containers.
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pause_image = "{{ .PauseImage }}"
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# pause_command is the command to run in a pause_image to have a container just
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# sit there. If the image contains the necessary information, this value need
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# not be specified.
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pause_command = "{{ .PauseCommand }}"
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# signature_policy is the name of the file which decides what sort of policy we
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# use when deciding whether or not to trust an image that we've pulled.
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# Outside of testing situations, it is strongly advised that this be left
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# unspecified so that the default system-wide policy will be used.
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signature_policy = "{{ .SignaturePolicyPath }}"
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# insecure_registries is used to skip TLS verification when pulling images.
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insecure_registries = [
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{{ range $opt := .InsecureRegistries }}{{ printf "\t%q,\n" $opt }}{{ end }}]
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# The "crio.network" table contains settings pertaining to the
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# management of CNI plugins.
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[crio.network]
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# network_dir is is where CNI network configuration
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# files are stored.
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network_dir = "{{ .NetworkDir }}"
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# plugin_dir is is where CNI plugin binaries are stored.
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plugin_dir = "{{ .PluginDir }}"
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`))
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// TODO: Currently ImageDir isn't really used, so we haven't added it to this
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// template. Add it once the storage code has been merged.
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var configCommand = cli.Command{
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Name: "config",
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Usage: "generate crio configuration files",
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Flags: []cli.Flag{
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cli.BoolFlag{
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Name: "default",
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Usage: "output the default configuration",
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},
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},
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Action: func(c *cli.Context) error {
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// At this point, app.Before has already parsed the user's chosen
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// config file. So no need to handle that here.
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config := c.App.Metadata["config"].(*server.Config)
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if c.Bool("default") {
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config = server.DefaultConfig()
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}
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// Output the commented config.
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return commentedConfigTemplate.ExecuteTemplate(os.Stdout, "config", config)
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},
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}
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