root / src / Ganeti / OpCodes.hs @ 68af861c
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{-# LANGUAGE TemplateHaskell #-}
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{-| Implementation of the opcodes.
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-} |
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{-
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Copyright (C) 2009, 2010, 2011, 2012, 2013 Google Inc. |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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02110-1301, USA. |
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-} |
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module Ganeti.OpCodes |
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( OpCode(..) |
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, TagObject(..) |
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, tagObjectFrom |
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, encodeTagObject |
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, decodeTagObject |
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, ReplaceDisksMode(..) |
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, DiskIndex |
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, mkDiskIndex |
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, unDiskIndex |
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, opID |
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, allOpIDs |
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, allOpFields |
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, opSummary |
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, CommonOpParams(..) |
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, defOpParams |
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, MetaOpCode(..) |
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, wrapOpCode |
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, setOpComment |
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, setOpPriority |
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) where |
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|
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import Data.Maybe (fromMaybe) |
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import Text.JSON (readJSON, JSON, JSValue, makeObj) |
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import qualified Text.JSON |
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import Ganeti.THH |
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import Ganeti.OpParams |
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import Ganeti.Types (OpSubmitPriority(..), fromNonEmpty) |
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import Ganeti.Query.Language (queryTypeOpToRaw) |
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|
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-- | OpCode representation. |
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-- |
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-- We only implement a subset of Ganeti opcodes: those which are actually used |
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-- in the htools codebase. |
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$(genOpCode "OpCode" |
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[ ("OpTestDelay",
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[ pDelayDuration |
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, pDelayOnMaster |
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, pDelayOnNodes |
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, pDelayOnNodeUuids |
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, pDelayRepeat |
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]) |
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, ("OpInstanceReplaceDisks",
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[ pInstanceName |
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, pEarlyRelease |
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, pIgnoreIpolicy |
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, pReplaceDisksMode |
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, pReplaceDisksList |
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, pRemoteNode |
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, pRemoteNodeUuid |
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, pIallocator |
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]) |
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, ("OpInstanceFailover",
|
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[ pInstanceName |
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, pShutdownTimeout |
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, pIgnoreConsistency |
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, pMigrationTargetNode |
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, pMigrationTargetNodeUuid |
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, pIgnoreIpolicy |
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, pIallocator |
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]) |
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, ("OpInstanceMigrate",
|
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[ pInstanceName |
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, pMigrationMode |
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, pMigrationLive |
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, pMigrationTargetNode |
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, pMigrationTargetNodeUuid |
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, pAllowRuntimeChgs |
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, pIgnoreIpolicy |
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, pMigrationCleanup |
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, pIallocator |
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, pAllowFailover |
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]) |
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, ("OpTagsGet",
|
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[ pTagsObject |
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, pUseLocking |
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]) |
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, ("OpTagsSearch",
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[ pTagSearchPattern ]) |
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, ("OpTagsSet",
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[ pTagsObject |
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, pTagsList |
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]) |
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, ("OpTagsDel",
|
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[ pTagsObject |
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, pTagsList |
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]) |
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, ("OpClusterPostInit", [])
|
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, ("OpClusterDestroy", [])
|
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, ("OpClusterQuery", [])
|
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, ("OpClusterVerify",
|
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[ pDebugSimulateErrors |
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, pErrorCodes |
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, pSkipChecks |
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, pIgnoreErrors |
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, pVerbose |
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, pOptGroupName |
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]) |
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, ("OpClusterVerifyConfig",
|
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[ pDebugSimulateErrors |
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, pErrorCodes |
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, pIgnoreErrors |
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, pVerbose |
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]) |
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, ("OpClusterVerifyGroup",
|
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[ pGroupName |
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, pDebugSimulateErrors |
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, pErrorCodes |
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, pSkipChecks |
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, pIgnoreErrors |
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, pVerbose |
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]) |
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, ("OpClusterVerifyDisks", [])
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, ("OpGroupVerifyDisks",
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[ pGroupName |
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]) |
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, ("OpClusterRepairDiskSizes",
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[ pInstances |
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]) |
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, ("OpClusterConfigQuery",
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[ pOutputFields |
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]) |
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, ("OpClusterRename",
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[ pName |
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]) |
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, ("OpClusterSetParams",
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[ pHvState |
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, pDiskState |
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, pVgName |
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, pEnabledHypervisors |
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, pClusterHvParams |
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, pClusterBeParams |
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, pOsHvp |
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, pClusterOsParams |
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, pDiskParams |
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, pCandidatePoolSize |
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, pUidPool |
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, pAddUids |
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, pRemoveUids |
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, pMaintainNodeHealth |
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, pPreallocWipeDisks |
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, pNicParams |
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, pNdParams |
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, pIpolicy |
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, pDrbdHelper |
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, pDefaultIAllocator |
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, pMasterNetdev |
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, pMasterNetmask |
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, pReservedLvs |
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, pHiddenOs |
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, pBlacklistedOs |
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, pUseExternalMipScript |
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, pEnabledDiskTemplates |
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]) |
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, ("OpClusterRedistConf", [])
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, ("OpClusterActivateMasterIp", [])
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, ("OpClusterDeactivateMasterIp", [])
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, ("OpQuery",
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[ pQueryWhat |
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, pUseLocking |
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, pQueryFields |
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, pQueryFilter |
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]) |
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, ("OpQueryFields",
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[ pQueryWhat |
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, pQueryFields |
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]) |
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, ("OpOobCommand",
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[ pNodeNames |
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, pNodeUuids |
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, pOobCommand |
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, pOobTimeout |
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, pIgnoreStatus |
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, pPowerDelay |
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]) |
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, ("OpNodeRemove",
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[ pNodeName |
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, pNodeUuid |
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]) |
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, ("OpNodeAdd",
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[ pNodeName |
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, pHvState |
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, pDiskState |
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, pPrimaryIp |
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, pSecondaryIp |
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, pReadd |
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, pNodeGroup |
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, pMasterCapable |
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, pVmCapable |
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, pNdParams |
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]) |
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, ("OpNodeQuery", dOldQuery)
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, ("OpNodeQueryvols",
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[ pOutputFields |
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, pNodes |
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]) |
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, ("OpNodeQueryStorage",
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[ pOutputFields |
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, pStorageType |
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, pNodes |
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, pStorageName |
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]) |
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, ("OpNodeModifyStorage",
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[ pNodeName |
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, pNodeUuid |
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, pStorageType |
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, pStorageName |
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, pStorageChanges |
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]) |
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, ("OpRepairNodeStorage",
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[ pNodeName |
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, pNodeUuid |
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, pStorageType |
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, pStorageName |
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, pIgnoreConsistency |
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]) |
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, ("OpNodeSetParams",
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[ pNodeName |
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, pNodeUuid |
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, pForce |
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, pHvState |
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, pDiskState |
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, pMasterCandidate |
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, pOffline |
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, pDrained |
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, pAutoPromote |
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, pMasterCapable |
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, pVmCapable |
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, pSecondaryIp |
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, pNdParams |
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, pPowered |
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]) |
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, ("OpNodePowercycle",
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[ pNodeName |
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, pNodeUuid |
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, pForce |
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]) |
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, ("OpNodeMigrate",
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[ pNodeName |
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, pNodeUuid |
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, pMigrationMode |
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, pMigrationLive |
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, pMigrationTargetNode |
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, pMigrationTargetNodeUuid |
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, pAllowRuntimeChgs |
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, pIgnoreIpolicy |
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, pIallocator |
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]) |
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, ("OpNodeEvacuate",
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[ pEarlyRelease |
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, pNodeName |
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, pNodeUuid |
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, pRemoteNode |
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, pRemoteNodeUuid |
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, pIallocator |
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, pEvacMode |
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]) |
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, ("OpInstanceCreate",
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[ pInstanceName |
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, pForceVariant |
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, pWaitForSync |
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, pNameCheck |
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, pIgnoreIpolicy |
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, pInstBeParams |
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, pInstDisks |
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, pDiskTemplate |
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, pFileDriver |
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, pFileStorageDir |
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, pInstHvParams |
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, pHypervisor |
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, pIallocator |
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, pResetDefaults |
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, pIpCheck |
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, pIpConflictsCheck |
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, pInstCreateMode |
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, pInstNics |
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, pNoInstall |
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, pInstOsParams |
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, pInstOs |
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, pPrimaryNode |
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, pPrimaryNodeUuid |
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, pSecondaryNode |
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, pSecondaryNodeUuid |
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, pSourceHandshake |
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, pSourceInstance |
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, pSourceShutdownTimeout |
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, pSourceX509Ca |
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, pSrcNode |
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, pSrcNodeUuid |
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, pSrcPath |
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, pStartInstance |
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, pOpportunisticLocking |
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, pInstTags |
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]) |
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, ("OpInstanceMultiAlloc",
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[ pIallocator |
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, pMultiAllocInstances |
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, pOpportunisticLocking |
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]) |
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, ("OpInstanceReinstall",
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[ pInstanceName |
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, pForceVariant |
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, pInstOs |
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, pTempOsParams |
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]) |
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, ("OpInstanceRemove",
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[ pInstanceName |
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, pShutdownTimeout |
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, pIgnoreFailures |
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]) |
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, ("OpInstanceRename",
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[ pInstanceName |
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, pNewName |
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, pNameCheck |
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, pIpCheck |
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]) |
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, ("OpInstanceStartup",
|
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[ pInstanceName |
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, pForce |
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, pIgnoreOfflineNodes |
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, pTempHvParams |
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, pTempBeParams |
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, pNoRemember |
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, pStartupPaused |
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]) |
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, ("OpInstanceShutdown",
|
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[ pInstanceName |
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, pForce |
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, pIgnoreOfflineNodes |
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, pShutdownTimeout' |
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, pNoRemember |
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]) |
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, ("OpInstanceReboot",
|
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[ pInstanceName |
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, pShutdownTimeout |
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, pIgnoreSecondaries |
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, pRebootType |
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]) |
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, ("OpInstanceMove",
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[ pInstanceName |
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, pShutdownTimeout |
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, pIgnoreIpolicy |
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, pMoveTargetNode |
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, pMoveTargetNodeUuid |
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, pIgnoreConsistency |
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]) |
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, ("OpInstanceConsole",
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[ pInstanceName ]) |
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, ("OpInstanceActivateDisks",
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[ pInstanceName |
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, pIgnoreDiskSize |
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, pWaitForSyncFalse |
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]) |
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, ("OpInstanceDeactivateDisks",
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[ pInstanceName |
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, pForce |
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]) |
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, ("OpInstanceRecreateDisks",
|
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[ pInstanceName |
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, pRecreateDisksInfo |
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, pNodes |
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, pNodeUuids |
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, pIallocator |
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]) |
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, ("OpInstanceQuery", dOldQuery)
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, ("OpInstanceQueryData",
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[ pUseLocking |
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, pInstances |
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, pStatic |
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]) |
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, ("OpInstanceSetParams",
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[ pInstanceName |
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, pForce |
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, pForceVariant |
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, pIgnoreIpolicy |
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, pInstParamsNicChanges |
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, pInstParamsDiskChanges |
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, pInstBeParams |
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, pRuntimeMem |
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, pInstHvParams |
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, pOptDiskTemplate |
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, pPrimaryNode |
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, pPrimaryNodeUuid |
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, pRemoteNode |
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, pRemoteNodeUuid |
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, pOsNameChange |
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, pInstOsParams |
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, pWaitForSync |
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, pOffline |
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, pIpConflictsCheck |
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]) |
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, ("OpInstanceGrowDisk",
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[ pInstanceName |
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, pWaitForSync |
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, pDiskIndex |
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, pDiskChgAmount |
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, pDiskChgAbsolute |
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]) |
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, ("OpInstanceChangeGroup",
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[ pInstanceName |
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, pEarlyRelease |
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, pIallocator |
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, pTargetGroups |
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]) |
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, ("OpGroupAdd",
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[ pGroupName |
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, pNodeGroupAllocPolicy |
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, pGroupNodeParams |
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, pDiskParams |
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, pHvState |
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, pDiskState |
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, pIpolicy |
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]) |
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, ("OpGroupAssignNodes",
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[ pGroupName |
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, pForce |
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, pRequiredNodes |
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, pRequiredNodeUuids |
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]) |
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, ("OpGroupQuery", dOldQueryNoLocking)
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, ("OpGroupSetParams",
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[ pGroupName |
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, pNodeGroupAllocPolicy |
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, pGroupNodeParams |
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, pDiskParams |
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, pHvState |
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, pDiskState |
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, pIpolicy |
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]) |
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, ("OpGroupRemove",
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[ pGroupName ]) |
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, ("OpGroupRename",
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[ pGroupName |
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, pNewName |
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]) |
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, ("OpGroupEvacuate",
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[ pGroupName |
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, pEarlyRelease |
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, pIallocator |
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, pTargetGroups |
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]) |
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, ("OpOsDiagnose",
|
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[ pOutputFields |
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, pNames ]) |
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, ("OpExtStorageDiagnose",
|
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[ pOutputFields |
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, pNames ]) |
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, ("OpBackupQuery",
|
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[ pUseLocking |
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, pNodes |
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]) |
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, ("OpBackupPrepare",
|
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[ pInstanceName |
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, pExportMode |
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]) |
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, ("OpBackupExport",
|
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[ pInstanceName |
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, pShutdownTimeout |
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, pExportTargetNode |
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, pExportTargetNodeUuid |
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, pShutdownInstance |
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, pRemoveInstance |
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, pIgnoreRemoveFailures |
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, pExportMode |
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, pX509KeyName |
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, pX509DestCA |
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]) |
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, ("OpBackupRemove",
|
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[ pInstanceName ]) |
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, ("OpTestAllocator",
|
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[ pIAllocatorDirection |
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, pIAllocatorMode |
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, pIAllocatorReqName |
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, pIAllocatorNics |
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, pIAllocatorDisks |
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, pHypervisor |
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, pIallocator |
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, pInstTags |
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, pIAllocatorMemory |
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, pIAllocatorVCpus |
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, pIAllocatorOs |
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, pDiskTemplate |
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, pIAllocatorInstances |
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, pIAllocatorEvacMode |
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, pTargetGroups |
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, pIAllocatorSpindleUse |
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, pIAllocatorCount |
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]) |
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, ("OpTestJqueue",
|
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[ pJQueueNotifyWaitLock |
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, pJQueueNotifyExec |
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, pJQueueLogMessages |
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, pJQueueFail |
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]) |
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, ("OpTestDummy",
|
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[ pTestDummyResult |
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, pTestDummyMessages |
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, pTestDummyFail |
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, pTestDummySubmitJobs |
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]) |
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, ("OpNetworkAdd",
|
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[ pNetworkName |
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, pNetworkAddress4 |
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, pNetworkGateway4 |
| 534 |
, pNetworkAddress6 |
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, pNetworkGateway6 |
| 536 |
, pNetworkMacPrefix |
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, pNetworkAddRsvdIps |
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, pIpConflictsCheck |
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, pInstTags |
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]) |
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, ("OpNetworkRemove",
|
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[ pNetworkName |
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, pForce |
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]) |
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, ("OpNetworkSetParams",
|
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[ pNetworkName |
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, pNetworkGateway4 |
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, pNetworkAddress6 |
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, pNetworkGateway6 |
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, pNetworkMacPrefix |
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, pNetworkAddRsvdIps |
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, pNetworkRemoveRsvdIps |
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]) |
| 554 |
, ("OpNetworkConnect",
|
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[ pGroupName |
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, pNetworkName |
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, pNetworkMode |
| 558 |
, pNetworkLink |
| 559 |
, pIpConflictsCheck |
| 560 |
]) |
| 561 |
, ("OpNetworkDisconnect",
|
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[ pGroupName |
| 563 |
, pNetworkName |
| 564 |
]) |
| 565 |
, ("OpNetworkQuery", dOldQuery)
|
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, ("OpRestrictedCommand",
|
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[ pUseLocking |
| 568 |
, pRequiredNodes |
| 569 |
, pRequiredNodeUuids |
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, pRestrictedCommand |
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]) |
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]) |
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|
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-- | Returns the OP_ID for a given opcode value. |
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$(genOpID ''OpCode "opID") |
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|
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-- | A list of all defined/supported opcode IDs. |
| 578 |
$(genAllOpIDs ''OpCode "allOpIDs") |
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|
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instance JSON OpCode where |
| 581 |
readJSON = loadOpCode |
| 582 |
showJSON = saveOpCode |
| 583 |
|
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-- | Generates the summary value for an opcode. |
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opSummaryVal :: OpCode -> Maybe String |
| 586 |
opSummaryVal OpClusterVerifyGroup { opGroupName = s } = Just (fromNonEmpty s)
|
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opSummaryVal OpGroupVerifyDisks { opGroupName = s } = Just (fromNonEmpty s)
|
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opSummaryVal OpClusterRename { opName = s } = Just (fromNonEmpty s)
|
| 589 |
opSummaryVal OpQuery { opWhat = s } = Just (queryTypeOpToRaw s)
|
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opSummaryVal OpQueryFields { opWhat = s } = Just (queryTypeOpToRaw s)
|
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opSummaryVal OpNodeRemove { opNodeName = s } = Just (fromNonEmpty s)
|
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opSummaryVal OpNodeAdd { opNodeName = s } = Just (fromNonEmpty s)
|
| 593 |
opSummaryVal OpNodeModifyStorage { opNodeName = s } = Just (fromNonEmpty s)
|
| 594 |
opSummaryVal OpRepairNodeStorage { opNodeName = s } = Just (fromNonEmpty s)
|
| 595 |
opSummaryVal OpNodeSetParams { opNodeName = s } = Just (fromNonEmpty s)
|
| 596 |
opSummaryVal OpNodePowercycle { opNodeName = s } = Just (fromNonEmpty s)
|
| 597 |
opSummaryVal OpNodeMigrate { opNodeName = s } = Just (fromNonEmpty s)
|
| 598 |
opSummaryVal OpNodeEvacuate { opNodeName = s } = Just (fromNonEmpty s)
|
| 599 |
opSummaryVal OpInstanceCreate { opInstanceName = s } = Just s
|
| 600 |
opSummaryVal OpInstanceReinstall { opInstanceName = s } = Just s
|
| 601 |
opSummaryVal OpInstanceRemove { opInstanceName = s } = Just s
|
| 602 |
-- FIXME: instance rename should show both names; currently it shows none |
| 603 |
-- opSummaryVal OpInstanceRename { opInstanceName = s } = Just s
|
| 604 |
opSummaryVal OpInstanceStartup { opInstanceName = s } = Just s
|
| 605 |
opSummaryVal OpInstanceShutdown { opInstanceName = s } = Just s
|
| 606 |
opSummaryVal OpInstanceReboot { opInstanceName = s } = Just s
|
| 607 |
opSummaryVal OpInstanceReplaceDisks { opInstanceName = s } = Just s
|
| 608 |
opSummaryVal OpInstanceFailover { opInstanceName = s } = Just s
|
| 609 |
opSummaryVal OpInstanceMigrate { opInstanceName = s } = Just s
|
| 610 |
opSummaryVal OpInstanceMove { opInstanceName = s } = Just s
|
| 611 |
opSummaryVal OpInstanceConsole { opInstanceName = s } = Just s
|
| 612 |
opSummaryVal OpInstanceActivateDisks { opInstanceName = s } = Just s
|
| 613 |
opSummaryVal OpInstanceDeactivateDisks { opInstanceName = s } = Just s
|
| 614 |
opSummaryVal OpInstanceRecreateDisks { opInstanceName = s } = Just s
|
| 615 |
opSummaryVal OpInstanceSetParams { opInstanceName = s } = Just s
|
| 616 |
opSummaryVal OpInstanceGrowDisk { opInstanceName = s } = Just s
|
| 617 |
opSummaryVal OpInstanceChangeGroup { opInstanceName = s } = Just s
|
| 618 |
opSummaryVal OpGroupAdd { opGroupName = s } = Just (fromNonEmpty s)
|
| 619 |
opSummaryVal OpGroupAssignNodes { opGroupName = s } = Just (fromNonEmpty s)
|
| 620 |
opSummaryVal OpGroupSetParams { opGroupName = s } = Just (fromNonEmpty s)
|
| 621 |
opSummaryVal OpGroupRemove { opGroupName = s } = Just (fromNonEmpty s)
|
| 622 |
opSummaryVal OpGroupEvacuate { opGroupName = s } = Just (fromNonEmpty s)
|
| 623 |
opSummaryVal OpBackupPrepare { opInstanceName = s } = Just s
|
| 624 |
opSummaryVal OpBackupExport { opInstanceName = s } = Just s
|
| 625 |
opSummaryVal OpBackupRemove { opInstanceName = s } = Just s
|
| 626 |
opSummaryVal OpTagsGet { opKind = k } =
|
| 627 |
Just . fromMaybe "None" $ tagNameOf k |
| 628 |
opSummaryVal OpTagsSearch { opTagSearchPattern = s } = Just (fromNonEmpty s)
|
| 629 |
opSummaryVal OpTestDelay { opDelayDuration = d } = Just (show d)
|
| 630 |
opSummaryVal OpTestAllocator { opIallocator = s } =
|
| 631 |
-- FIXME: Python doesn't handle None fields well, so we have behave the same |
| 632 |
Just $ maybe "None" fromNonEmpty s |
| 633 |
opSummaryVal OpNetworkAdd { opNetworkName = s} = Just (fromNonEmpty s)
|
| 634 |
opSummaryVal OpNetworkRemove { opNetworkName = s} = Just (fromNonEmpty s)
|
| 635 |
opSummaryVal OpNetworkSetParams { opNetworkName = s} = Just (fromNonEmpty s)
|
| 636 |
opSummaryVal OpNetworkConnect { opNetworkName = s} = Just (fromNonEmpty s)
|
| 637 |
opSummaryVal OpNetworkDisconnect { opNetworkName = s} = Just (fromNonEmpty s)
|
| 638 |
opSummaryVal _ = Nothing |
| 639 |
|
| 640 |
-- | Computes the summary of the opcode. |
| 641 |
opSummary :: OpCode -> String |
| 642 |
opSummary op = |
| 643 |
case opSummaryVal op of |
| 644 |
Nothing -> op_suffix |
| 645 |
Just s -> op_suffix ++ "(" ++ s ++ ")"
|
| 646 |
where op_suffix = drop 3 $ opID op |
| 647 |
|
| 648 |
-- | Generic\/common opcode parameters. |
| 649 |
$(buildObject "CommonOpParams" "op" |
| 650 |
[ pDryRun |
| 651 |
, pDebugLevel |
| 652 |
, pOpPriority |
| 653 |
, pDependencies |
| 654 |
, pComment |
| 655 |
, pReason |
| 656 |
]) |
| 657 |
|
| 658 |
-- | Default common parameter values. |
| 659 |
defOpParams :: CommonOpParams |
| 660 |
defOpParams = |
| 661 |
CommonOpParams { opDryRun = Nothing
|
| 662 |
, opDebugLevel = Nothing |
| 663 |
, opPriority = OpPrioNormal |
| 664 |
, opDepends = Nothing |
| 665 |
, opComment = Nothing |
| 666 |
, opReason = [] |
| 667 |
} |
| 668 |
|
| 669 |
-- | The top-level opcode type. |
| 670 |
data MetaOpCode = MetaOpCode { metaParams :: CommonOpParams
|
| 671 |
, metaOpCode :: OpCode |
| 672 |
} deriving (Show, Eq) |
| 673 |
|
| 674 |
-- | JSON serialisation for 'MetaOpCode'. |
| 675 |
showMeta :: MetaOpCode -> JSValue |
| 676 |
showMeta (MetaOpCode params op) = |
| 677 |
let objparams = toDictCommonOpParams params |
| 678 |
objop = toDictOpCode op |
| 679 |
in makeObj (objparams ++ objop) |
| 680 |
|
| 681 |
-- | JSON deserialisation for 'MetaOpCode' |
| 682 |
readMeta :: JSValue -> Text.JSON.Result MetaOpCode |
| 683 |
readMeta v = do |
| 684 |
meta <- readJSON v |
| 685 |
op <- readJSON v |
| 686 |
return $ MetaOpCode meta op |
| 687 |
|
| 688 |
instance JSON MetaOpCode where |
| 689 |
showJSON = showMeta |
| 690 |
readJSON = readMeta |
| 691 |
|
| 692 |
-- | Wraps an 'OpCode' with the default parameters to build a |
| 693 |
-- 'MetaOpCode'. |
| 694 |
wrapOpCode :: OpCode -> MetaOpCode |
| 695 |
wrapOpCode = MetaOpCode defOpParams |
| 696 |
|
| 697 |
-- | Sets the comment on a meta opcode. |
| 698 |
setOpComment :: String -> MetaOpCode -> MetaOpCode |
| 699 |
setOpComment comment (MetaOpCode common op) = |
| 700 |
MetaOpCode (common { opComment = Just comment}) op
|
| 701 |
|
| 702 |
-- | Sets the priority on a meta opcode. |
| 703 |
setOpPriority :: OpSubmitPriority -> MetaOpCode -> MetaOpCode |
| 704 |
setOpPriority prio (MetaOpCode common op) = |
| 705 |
MetaOpCode (common { opPriority = prio }) op
|