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6564cb01e1
Up until now we've implicitly relied on the fact that failures reported from this function were simply ignored, but that's about to change and so we need a proper mock. Signed-off-by: Andrea Bolognani <abologna@redhat.com> Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
127 lines
3.8 KiB
C
127 lines
3.8 KiB
C
/*
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* virprocess.h: interaction with processes
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*
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* Copyright (C) 2010-2015 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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#include <sys/types.h>
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#include "internal.h"
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#include "virbitmap.h"
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#include "virenum.h"
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typedef enum {
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VIR_PROC_POLICY_NONE = 0,
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VIR_PROC_POLICY_BATCH,
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VIR_PROC_POLICY_IDLE,
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VIR_PROC_POLICY_FIFO,
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VIR_PROC_POLICY_RR,
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VIR_PROC_POLICY_LAST
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} virProcessSchedPolicy;
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VIR_ENUM_DECL(virProcessSchedPolicy);
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char *
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virProcessTranslateStatus(int status);
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void
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virProcessAbort(pid_t pid);
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void virProcessExitWithStatus(int status) G_GNUC_NORETURN;
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int
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virProcessWait(pid_t pid, int *exitstatus, bool raw)
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G_GNUC_WARN_UNUSED_RESULT;
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int virProcessKill(pid_t pid, int sig);
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int virProcessKillPainfully(pid_t pid, bool force);
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int virProcessKillPainfullyDelay(pid_t pid,
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bool force,
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unsigned int extradelay);
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int virProcessSetAffinity(pid_t pid, virBitmapPtr map, bool quiet);
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virBitmapPtr virProcessGetAffinity(pid_t pid);
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int virProcessGetPids(pid_t pid, size_t *npids, pid_t **pids);
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int virProcessGetStartTime(pid_t pid,
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unsigned long long *timestamp);
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int virProcessGetNamespaces(pid_t pid,
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size_t *nfdlist,
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int **fdlist);
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int virProcessSetNamespaces(size_t nfdlist,
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int *fdlist);
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int virProcessSetMaxMemLock(pid_t pid, unsigned long long bytes) G_GNUC_NO_INLINE;
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int virProcessSetMaxProcesses(pid_t pid, unsigned int procs);
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int virProcessSetMaxFiles(pid_t pid, unsigned int files);
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int virProcessSetMaxCoreSize(pid_t pid, unsigned long long bytes);
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int virProcessGetMaxMemLock(pid_t pid, unsigned long long *bytes) G_GNUC_NO_INLINE;
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/* Callback to run code within the mount namespace tied to the given
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* pid. This function must use only async-signal-safe functions, as
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* it gets run after a fork of a multi-threaded process. The return
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* value of this function is passed to _exit(), except that a
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* negative value is treated as EXIT_CANCELED. */
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typedef int (*virProcessNamespaceCallback)(pid_t pid, void *opaque);
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int virProcessRunInMountNamespace(pid_t pid,
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virProcessNamespaceCallback cb,
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void *opaque);
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/**
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* virProcessForkCallback:
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* @ppid: parent's pid
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* @opaque: opaque data
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*
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* Callback to run in fork()-ed process.
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*
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* Returns: 0 on success,
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* -1 on error (treated as EXIT_CANCELED)
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*/
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typedef int (*virProcessForkCallback)(pid_t ppid,
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void *opaque);
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int virProcessRunInFork(virProcessForkCallback cb,
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void *opaque)
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G_GNUC_NO_INLINE;
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int virProcessSetupPrivateMountNS(void);
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int virProcessSetScheduler(pid_t pid,
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virProcessSchedPolicy policy,
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int priority);
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typedef enum {
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VIR_PROCESS_NAMESPACE_MNT = (1 << 1),
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VIR_PROCESS_NAMESPACE_IPC = (1 << 2),
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VIR_PROCESS_NAMESPACE_NET = (1 << 3),
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VIR_PROCESS_NAMESPACE_PID = (1 << 4),
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VIR_PROCESS_NAMESPACE_USER = (1 << 5),
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VIR_PROCESS_NAMESPACE_UTS = (1 << 6),
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} virProcessNamespaceFlags;
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int virProcessNamespaceAvailable(unsigned int ns);
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