albatross/app/vmmp_request.ml
2018-10-29 00:32:07 +01:00

181 lines
5.1 KiB
OCaml

(* (c) 2017, 2018 Hannes Mehnert, all rights reserved *)
open Vmm_provision
open Vmm_asn
open Rresult.R.Infix
let version = `AV2
let csr priv name cmd =
let exts = [ (false, `Unsupported (oid, cert_extension_to_cstruct (version, cmd))) ]
and name = [ `CN name ]
in
X509.CA.request name ~extensions:[`Extensions exts] priv
let jump id cmd =
Nocrypto_entropy_unix.initialize () ;
let name = Vmm_core.string_of_id id in
match
priv_key None name >>= fun priv ->
let csr = csr priv name cmd in
let enc = X509.Encoding.Pem.Certificate_signing_request.to_pem_cstruct1 csr in
Bos.OS.File.write Fpath.(v name + ".req") (Cstruct.to_string enc)
with
| Ok () -> `Ok ()
| Error (`Msg m) -> `Error (false, m)
let info_ _ name = jump name (`Vm_cmd `Vm_info)
let info_policy _ name =
jump name (`Policy_cmd `Policy_info)
let remove_policy _ name =
jump name (`Policy_cmd `Policy_remove)
let add_policy _ name vms memory cpus block bridges =
let p = Vmm_cli.policy vms memory cpus block bridges in
jump name (`Policy_cmd (`Policy_add p))
let destroy _ name =
jump name (`Vm_cmd `Vm_destroy)
let create _ force name image cpuid requested_memory boot_params block_device network compression =
match Vmm_cli.create_vm force image cpuid requested_memory boot_params block_device network compression with
| Ok cmd -> jump name (`Vm_cmd cmd)
| Error (`Msg msg) -> `Error (false, msg)
let console _ name since =
jump name (`Console_cmd (`Console_subscribe since))
let stats _ name =
jump name (`Stats_cmd `Stats_subscribe)
let event_log _ name since =
jump name (`Log_cmd (`Log_subscribe since))
let help _ man_format cmds = function
| None -> `Help (`Pager, None)
| Some t when List.mem t cmds -> `Help (man_format, Some t)
| Some _ -> List.iter print_endline cmds; `Ok ()
open Cmdliner
open Vmm_cli
let image =
let doc = "File of virtual machine image." in
Arg.(required & pos 1 (some file) None & info [] ~doc ~docv:"IMAGE")
let vm_name =
let doc = "Name virtual machine." in
Arg.(required & pos 0 (some vm_c) None & info [] ~doc ~docv:"VM")
let destroy_cmd =
let doc = "destroys a virtual machine" in
let man =
[`S "DESCRIPTION";
`P "Destroy a virtual machine."]
in
Term.(ret (const destroy $ setup_log $ vm_name)),
Term.info "destroy" ~doc ~man
let remove_policy_cmd =
let doc = "removes a policy" in
let man =
[`S "DESCRIPTION";
`P "Removes a policy."]
in
Term.(ret (const remove_policy $ setup_log $ opt_vm_name)),
Term.info "remove_policy" ~doc ~man
let info_cmd =
let doc = "information about VMs" in
let man =
[`S "DESCRIPTION";
`P "Shows information about VMs."]
in
Term.(ret (const info_ $ setup_log $ opt_vm_name)),
Term.info "info" ~doc ~man
let policy_cmd =
let doc = "active policies" in
let man =
[`S "DESCRIPTION";
`P "Shows information about policies."]
in
Term.(ret (const info_policy $ setup_log $ opt_vm_name)),
Term.info "policy" ~doc ~man
let add_policy_cmd =
let doc = "Add a policy" in
let man =
[`S "DESCRIPTION";
`P "Adds a policy."]
in
Term.(ret (const add_policy $ setup_log $ opt_vm_name $ vms $ mem $ cpus $ block_size $ bridge)),
Term.info "add_policy" ~doc ~man
let create_cmd =
let doc = "creates a virtual machine" in
let man =
[`S "DESCRIPTION";
`P "Creates a virtual machine."]
in
Term.(ret (const create $ setup_log $ force $ vm_name $ image $ cpu $ vm_mem $ args $ block $ net $ compress_level)),
Term.info "create" ~doc ~man
let console_cmd =
let doc = "console of a VM" in
let man =
[`S "DESCRIPTION";
`P "Shows console output of a VM."]
in
Term.(ret (const console $ setup_log $ vm_name $ since)),
Term.info "console" ~doc ~man
let stats_cmd =
let doc = "statistics of VMs" in
let man =
[`S "DESCRIPTION";
`P "Shows statistics of VMs."]
in
Term.(ret (const stats $ setup_log $ opt_vm_name)),
Term.info "stats" ~doc ~man
let log_cmd =
let doc = "Event log" in
let man =
[`S "DESCRIPTION";
`P "Shows event log of VM."]
in
Term.(ret (const event_log $ setup_log $ opt_vm_name $ since)),
Term.info "log" ~doc ~man
let help_cmd =
let topic =
let doc = "The topic to get help on. `topics' lists the topics." in
Arg.(value & pos 0 (some string) None & info [] ~docv:"TOPIC" ~doc)
in
let doc = "display help about vmmc" in
let man =
[`S "DESCRIPTION";
`P "Prints help about albatross local client commands and subcommands"]
in
Term.(ret (const help $ setup_log $ Term.man_format $ Term.choice_names $ topic)),
Term.info "help" ~doc ~man
let default_cmd =
let doc = "VMM local client" in
let man = [
`S "DESCRIPTION" ;
`P "$(tname) connects to vmmd via a local socket" ]
in
Term.(ret (const help $ setup_log $ Term.man_format $ Term.choice_names $ Term.pure None)),
Term.info "vmmc_local" ~version:"%%VERSION_NUM%%" ~doc ~man
let cmds = [ help_cmd ; info_cmd ; policy_cmd ; remove_policy_cmd ; add_policy_cmd ; destroy_cmd ; create_cmd ; console_cmd ; stats_cmd ; log_cmd ]
let () =
match Term.eval_choice default_cmd cmds
with `Ok () -> exit 0 | _ -> exit 1