Package ganeti :: Module rpc_defs
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Module rpc_defs

source code

RPC definitions for communication between master and node daemons.

RPC definition fields:

Functions [hide private]
Converts list of calls to dictionary.
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Post-processor for rpc.RpcRunner.call_instance_get_migration_status.
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Post-processor for rpc.RpcRunner.call_blockdev_find.
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Post-processor for rpc.RpcRunner.call_blockdev_getmirrorstatus.
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_BlockdevGetMirrorStatusMultiPreProc(node, args)
Prepares the appropriate node values for blockdev_getmirrorstatus_multi.
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Post-processor for rpc.RpcRunner.call_blockdev_getmirrorstatus_multi.
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_NodeInfoPreProc(node, args)
Prepare the storage_units argument for node_info calls.
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Post-processor for rpc.RpcRunner.call_os_get.
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Payload containing list of objects.ImportExportStatus instances
Post-processor for import/export status.
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Calculate timeout for "test_delay" RPC.
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Variables [hide private]
  SINGLE = "single-node"
  MULTI = "multi-node"
  _FILE_STORAGE_CALLS = [("file_storage_dir_create", SINGLE, Non...
  _STORAGE_CALLS = [("storage_list", MULTI, None, constants.RPC_...
  _INSTANCE_CALLS = [("instance_info", SINGLE, None, constants.R...
  _IMPEXP_CALLS = [("import_start", SINGLE, None, constants.RPC_...
  _X509_CALLS = [("x509_cert_create", SINGLE, None, constants.RP...
  _BLOCKDEV_CALLS = [("bdev_sizes", MULTI, None, constants.RPC_T...
  _OS_CALLS = [("os_diagnose", MULTI, None, constants.RPC_TMO_FA...
  _EXTSTORAGE_CALLS = [("extstorage_diagnose", MULTI, None, cons...
  _NODE_CALLS = [("node_has_ip_address", SINGLE, None, constants...
  _MISC_CALLS = [("lv_list", MULTI, None, constants.RPC_TMO_URGE...
  CALLS = {"RpcClientDefault": _Prepare(_IMPEXP_CALLS+ _X509_CAL...

Imports: constants, utils, objects

Function Details [hide private]


source code 

Post-processor for import/export status.

Returns: Payload containing list of objects.ImportExportStatus instances
Returns a list of the state of each named import/export or None if a status couldn't be retrieved

Variables Details [hide private]


[("file_storage_dir_create", SINGLE, None, constants.RPC_TMO_FAST, [("\
file_storage_dir", None, "File storage directory"),], None, None, "Cre\
ate the given file storage directory"), ("file_storage_dir_remove", SI\
NGLE, None, constants.RPC_TMO_FAST, [("file_storage_dir", None, "File \
storage directory"),], None, None, "Remove the given file storage dire\
ctory"), ("file_storage_dir_rename", SINGLE, None, constants.RPC_TMO_F\
AST, [("old_file_storage_dir", None, "Old name"), ("new_file_storage_d\
ir", None, "New name"),], None, None, "Rename file storage directory")\


[("storage_list", MULTI, None, constants.RPC_TMO_NORMAL, [("su_name", \
None, None), ("su_args", None, None), ("name", None, None), ("fields",\
 None, None),], None, None, "Get list of storage units"), ("storage_mo\
dify", SINGLE, None, constants.RPC_TMO_NORMAL, [("su_name", None, None\
), ("su_args", None, None), ("name", None, None), ("changes", None, No\
ne),], None, None, "Modify a storage unit"), ("storage_execute", SINGL\
E, None, constants.RPC_TMO_NORMAL, [("su_name", None, None), ("su_args\
", None, None), ("name", None, None), ("op", None, None),], None, None\


[("instance_info", SINGLE, None, constants.RPC_TMO_URGENT, [("instance\
", None, "Instance name"), ("hname", None, "Hypervisor type"), ("hvpar\
ams", None, "Hypervisor parameters"),], None, None, "Returns informati\
on about a single instance"), ("all_instances_info", MULTI, None, cons\
tants.RPC_TMO_URGENT, [("hypervisor_list", None, "Hypervisors to query\
 for instances"), ("all_hvparams", None, "Dictionary mapping hyperviso\
r names to hvparams"),], None, None, "Returns information about all in\
stances on the given nodes"), ("instance_list", MULTI, None, constants\


[("import_start", SINGLE, None, constants.RPC_TMO_NORMAL, [("opts", ED\
_OBJECT_DICT, None), ("instance", ED_INST_DICT, None), ("component", N\
one, None), ("dest", ED_IMPEXP_IO, "Import destination"),], None, None\
, "Starts an import daemon"), ("export_start", SINGLE, None, constants\
.RPC_TMO_NORMAL, [("opts", ED_OBJECT_DICT, None), ("host", None, None)\
, ("port", None, None), ("instance", ED_INST_DICT, None), ("component"\
, None, None), ("source", ED_IMPEXP_IO, "Export source"),], None, None\
, "Starts an export daemon"), ("impexp_status", SINGLE, None, constant\


[("x509_cert_create", SINGLE, None, constants.RPC_TMO_NORMAL, [("valid\
ity", None, "Validity in seconds"),], None, None, "Creates a new X509 \
certificate for SSL/TLS"), ("x509_cert_remove", SINGLE, None, constant\
s.RPC_TMO_NORMAL, [("name", None, "Certificate name"),], None, None, "\
Removes a X509 certificate"),]


[("bdev_sizes", MULTI, None, constants.RPC_TMO_URGENT, [("devices", No\
ne, None),], None, None, "Gets the sizes of requested block devices pr\
esent on a node"), ("blockdev_create", SINGLE, None, constants.RPC_TMO\
_NORMAL, [("bdev", ED_SINGLE_DISK_DICT_DP, None), ("size", None, None)\
, ("owner", None, None), ("on_primary", None, None), ("info", None, No\
ne), ("exclusive_storage", None, None),], None, None, "Request creatio\
n of a given block device"), ("blockdev_wipe", SINGLE, None, constants\
.RPC_TMO_SLOW, [("bdev", ED_SINGLE_DISK_DICT_DP, None), ("offset", Non\


[("os_diagnose", MULTI, None, constants.RPC_TMO_FAST, [], None, None, \
"Request a diagnose of OS definitions"), ("os_validate", MULTI, None, \
constants.RPC_TMO_FAST, [("required", None, None), ("name", None, None\
), ("checks", None, None), ("params", None, None),], None, None, "Run \
a validation routine for a given OS"), ("os_get", SINGLE, None, consta\
nts.RPC_TMO_FAST, [("name", None, None),], None, _OsGetPostProc, "Retu\
rns an OS definition"),]


[("extstorage_diagnose", MULTI, None, constants.RPC_TMO_FAST, [], None\
, None, "Request a diagnose of ExtStorage Providers"),]


[("node_has_ip_address", SINGLE, None, constants.RPC_TMO_FAST, [("addr\
ess", None, "IP address"),], None, None, "Checks if a node has the giv\
en IP address"), ("node_info", MULTI, None, constants.RPC_TMO_URGENT, \
[("storage_units", None, "List of tuples '<storage_type>,<key>,[<param\
>]' to ask for disk space" " information; the parameter list varies de\
pending on the storage_type"), ("hv_specs", None, "List of hypervisor \
specification (name, hvparams) to ask for node " "information"),], _No\
deInfoPreProc, None, "Return node information"), ("node_verify", MULTI\


[("lv_list", MULTI, None, constants.RPC_TMO_URGENT, [("vg_name", None,\
 None),], None, None, "Gets the logical volumes present in a given vol\
ume group"), ("vg_list", MULTI, None, constants.RPC_TMO_URGENT, [], No\
ne, None, "Gets the volume group list"), ("bridges_exist", SINGLE, Non\
e, constants.RPC_TMO_URGENT, [("bridges_list", None, "Bridges which mu\
st be present on remote node"),], None, None, "Checks if a node has al\
l the bridges given"), ("etc_hosts_modify", SINGLE, None, constants.RP\
C_TMO_NORMAL, [("mode", None, "Mode to operate; currently L{constants.\


{"RpcClientDefault": _Prepare(_IMPEXP_CALLS+ _X509_CALLS+ _OS_CALLS+ _\
epare([("jobqueue_update", MULTI, None, constants.RPC_TMO_URGENT, [("f\
ile_name", None, None), ("content", ED_COMPRESS, None),], None, None, \
"Update job queue file"), ("jobqueue_purge", SINGLE, None, constants.R\
PC_TMO_NORMAL, [], None, None, "Purge job queue"), ("jobqueue_rename",\
 MULTI, None, constants.RPC_TMO_URGENT, [("rename", None, None),], Non\