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Berrange" , Markus Armbruster , Steve Sistare Subject: [PATCH V2 11/13] migration: cpr-uri option Date: Mon, 30 Sep 2024 12:40:42 -0700 Message-Id: <1727725244-105198-12-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1727725244-105198-1-git-send-email-steven.sistare@oracle.com> References: <1727725244-105198-1-git-send-email-steven.sistare@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-09-30_19,2024-09-30_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 phishscore=0 malwarescore=0 mlxscore=0 spamscore=0 suspectscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2408220000 definitions=main-2409300142 X-Proofpoint-ORIG-GUID: 9Bh9KE7V43fcwDj3GhVKaUAMn6xqu10A X-Proofpoint-GUID: 9Bh9KE7V43fcwDj3GhVKaUAMn6xqu10A Received-SPF: pass client-ip=205.220.165.32; envelope-from=steven.sistare@oracle.com; helo=mx0a-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Define the cpr-uri QEMU command-line option to specify the URI from which CPR vmstate is loaded for cpr-transfer mode. Signed-off-by: Steve Sistare Acked-by: Peter Xu --- include/migration/cpr.h | 1 + migration/cpr.c | 7 +++++++ qemu-options.hx | 8 ++++++++ system/vl.c | 3 +++ 4 files changed, 19 insertions(+) diff --git a/include/migration/cpr.h b/include/migration/cpr.h index 51c19ed..e886c98 100644 --- a/include/migration/cpr.h +++ b/include/migration/cpr.h @@ -25,6 +25,7 @@ int cpr_find_fd(const char *name, int id); int cpr_walk_fd(cpr_walk_fd_cb cb); void cpr_resave_fd(const char *name, int id, int fd); +void cpr_set_cpr_uri(const char *uri); int cpr_state_save(Error **errp); int cpr_state_load(Error **errp); void cpr_state_close(void); diff --git a/migration/cpr.c b/migration/cpr.c index 7514c4e..86f66c1 100644 --- a/migration/cpr.c +++ b/migration/cpr.c @@ -163,6 +163,13 @@ QIOChannel *cpr_state_ioc(void) return qemu_file_get_ioc(cpr_state_file); } +static char *cpr_uri; + +void cpr_set_cpr_uri(const char *uri) +{ + cpr_uri = g_strdup(uri); +} + int cpr_state_save(Error **errp) { int ret; diff --git a/qemu-options.hx b/qemu-options.hx index 90ab943..2c88229 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -4963,6 +4963,14 @@ SRST ERST +DEF("cpr-uri", HAS_ARG, QEMU_OPTION_cpr_uri, \ + "-cpr-uri unix:socketpath\n", + QEMU_ARCH_ALL) +SRST +``-cpr-uri unix:socketpath`` + URI for incoming CPR state, for the cpr-transfer migration mode. +ERST + DEF("incoming", HAS_ARG, QEMU_OPTION_incoming, \ "-incoming tcp:[host]:port[,to=maxport][,ipv4=on|off][,ipv6=on|off]\n" \ "-incoming rdma:host:port[,ipv4=on|off][,ipv6=on|off]\n" \ diff --git a/system/vl.c b/system/vl.c index 565d932..1ac6b0b 100644 --- a/system/vl.c +++ b/system/vl.c @@ -3490,6 +3490,9 @@ void qemu_init(int argc, char **argv) exit(1); } break; + case QEMU_OPTION_cpr_uri: + cpr_set_cpr_uri(optarg); + break; case QEMU_OPTION_incoming: if (!incoming) { runstate_set(RUN_STATE_INMIGRATE);