From: "Daniel P. Berrange" <berrange@xxxxxxxxxx> Since they make use of file descriptor passing, the remote protocol methods for virDomainCreate{XML}WithFiles must be written by hand. Signed-off-by: Daniel P. Berrange <berrange@xxxxxxxxxx> --- daemon/remote.c | 104 +++++++++++++++++++++++++++++++++++++++++++ src/remote/remote_driver.c | 71 +++++++++++++++++++++++++++++ src/remote/remote_protocol.x | 32 ++++++++++++- src/remote_protocol-structs | 16 +++++++ 4 files changed, 222 insertions(+), 1 deletion(-) diff --git a/daemon/remote.c b/daemon/remote.c index 5847e60..a1b571c 100644 --- a/daemon/remote.c +++ b/daemon/remote.c @@ -4891,6 +4891,110 @@ cleanup: } +static int remoteDispatchDomainCreateXMLWithFiles( + virNetServerPtr server ATTRIBUTE_UNUSED, + virNetServerClientPtr client, + virNetMessagePtr msg ATTRIBUTE_UNUSED, + virNetMessageErrorPtr rerr, + remote_domain_create_xml_with_files_args *args, + remote_domain_create_xml_with_files_ret *ret) +{ + int rv = -1; + virDomainPtr dom = NULL; + struct daemonClientPrivate *priv = + virNetServerClientGetPrivateData(client); + int *files = NULL; + unsigned int nfiles = 0; + size_t i; + + if (!priv->conn) { + virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); + goto cleanup; + } + + if (VIR_ALLOC_N(files, msg->nfds) < 0) + goto cleanup; + for (i = 0; i < msg->nfds; i++) { + if ((files[i] = virNetMessageDupFD(msg, i)) < 0) + goto cleanup; + nfiles++; + } + + if ((dom = virDomainCreateXMLWithFiles(priv->conn, args->xml_desc, + nfiles, files, + args->flags)) == NULL) + goto cleanup; + + make_nonnull_domain(&ret->dom, dom); + rv = 0; + +cleanup: + for (i = 0; i < nfiles; i++) { + VIR_FORCE_CLOSE(files[i]); + } + VIR_FREE(files); + if (rv < 0) + virNetMessageSaveError(rerr); + if (dom) + virDomainFree(dom); + return rv; +} + + +static int remoteDispatchDomainCreateWithFiles( + virNetServerPtr server ATTRIBUTE_UNUSED, + virNetServerClientPtr client, + virNetMessagePtr msg ATTRIBUTE_UNUSED, + virNetMessageErrorPtr rerr, + remote_domain_create_with_files_args *args, + remote_domain_create_with_files_ret *ret) +{ + int rv = -1; + virDomainPtr dom = NULL; + struct daemonClientPrivate *priv = + virNetServerClientGetPrivateData(client); + int *files = NULL; + unsigned int nfiles = 0; + size_t i; + + if (!priv->conn) { + virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); + goto cleanup; + } + + if (VIR_ALLOC_N(files, msg->nfds) < 0) + goto cleanup; + for (i = 0; i < msg->nfds; i++) { + if ((files[i] = virNetMessageDupFD(msg, i)) < 0) + goto cleanup; + nfiles++; + } + + if (!(dom = get_nonnull_domain(priv->conn, args->dom))) + goto cleanup; + + if (virDomainCreateWithFiles(dom, + nfiles, files, + args->flags) < 0) + goto cleanup; + + make_nonnull_domain(&ret->dom, dom); + rv = 0; + +cleanup: + for (i = 0; i < nfiles; i++) { + VIR_FORCE_CLOSE(files[i]); + } + VIR_FREE(files); + if (rv < 0) + virNetMessageSaveError(rerr); + if (dom) + virDomainFree(dom); + return rv; +} + + + /*----- Helpers. -----*/ /* get_nonnull_domain and get_nonnull_network turn an on-wire diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c index 81ecef1..e2764e2 100644 --- a/src/remote/remote_driver.c +++ b/src/remote/remote_driver.c @@ -6387,6 +6387,75 @@ cleanup: } +static virDomainPtr +remoteDomainCreateXMLWithFiles(virConnectPtr conn, const char *xml_desc, + unsigned int nfiles, int *files, unsigned int flags) +{ + virDomainPtr rv = NULL; + struct private_data *priv = conn->privateData; + remote_domain_create_xml_with_files_args args; + remote_domain_create_xml_with_files_ret ret; + + remoteDriverLock(priv); + + args.xml_desc = (char *)xml_desc; + args.flags = flags; + + memset(&ret, 0, sizeof(ret)); + + if (callFull(conn, priv, 0, + files, nfiles, + NULL, NULL, + REMOTE_PROC_DOMAIN_CREATE_XML_WITH_FILES, + (xdrproc_t)xdr_remote_domain_create_xml_with_files_args, (char *)&args, + (xdrproc_t)xdr_remote_domain_create_xml_with_files_ret, (char *)&ret) == -1) { + goto done; + } + + rv = get_nonnull_domain(conn, ret.dom); + xdr_free((xdrproc_t)xdr_remote_domain_create_xml_with_files_ret, (char *)&ret); + +done: + remoteDriverUnlock(priv); + return rv; +} + + +static int +remoteDomainCreateWithFiles(virDomainPtr dom, + unsigned int nfiles, int *files, + unsigned int flags) +{ + int rv = -1; + struct private_data *priv = dom->conn->privateData; + remote_domain_create_with_files_args args; + remote_domain_create_with_files_ret ret; + + remoteDriverLock(priv); + + make_nonnull_domain(&args.dom, dom); + args.flags = flags; + + memset(&ret, 0, sizeof(ret)); + + if (callFull(dom->conn, priv, 0, + files, nfiles, + NULL, NULL, + REMOTE_PROC_DOMAIN_CREATE_WITH_FILES, + (xdrproc_t)xdr_remote_domain_create_with_files_args, (char *)&args, + (xdrproc_t)xdr_remote_domain_create_with_files_ret, (char *)&ret) == -1) { + goto done; + } + + dom->id = ret.dom.id; + xdr_free((xdrproc_t) &xdr_remote_domain_create_with_files_ret, (char *) &ret); + rv = 0; + +done: + remoteDriverUnlock(priv); + return rv; +} + static void remoteDomainEventQueue(struct private_data *priv, virDomainEventPtr event) { @@ -6544,6 +6613,7 @@ static virDriver remote_driver = { .connectNumOfDomains = remoteConnectNumOfDomains, /* 0.3.0 */ .connectListAllDomains = remoteConnectListAllDomains, /* 0.9.13 */ .domainCreateXML = remoteDomainCreateXML, /* 0.3.0 */ + .domainCreateXMLWithFiles = remoteDomainCreateXMLWithFiles, /* 1.1.1 */ .domainLookupByID = remoteDomainLookupByID, /* 0.3.0 */ .domainLookupByUUID = remoteDomainLookupByUUID, /* 0.3.0 */ .domainLookupByName = remoteDomainLookupByName, /* 0.3.0 */ @@ -6597,6 +6667,7 @@ static virDriver remote_driver = { .connectNumOfDefinedDomains = remoteConnectNumOfDefinedDomains, /* 0.3.0 */ .domainCreate = remoteDomainCreate, /* 0.3.0 */ .domainCreateWithFlags = remoteDomainCreateWithFlags, /* 0.8.2 */ + .domainCreateWithFiles = remoteDomainCreateWithFiles, /* 1.1.1 */ .domainDefineXML = remoteDomainDefineXML, /* 0.3.0 */ .domainUndefine = remoteDomainUndefine, /* 0.3.0 */ .domainUndefineFlags = remoteDomainUndefineFlags, /* 0.9.4 */ diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x index 2e9dc1d..e77dc4d 100644 --- a/src/remote/remote_protocol.x +++ b/src/remote/remote_protocol.x @@ -734,6 +734,15 @@ struct remote_domain_create_xml_ret { remote_nonnull_domain dom; }; +struct remote_domain_create_xml_with_files_args { + remote_nonnull_string xml_desc; + unsigned int flags; +}; + +struct remote_domain_create_xml_with_files_ret { + remote_nonnull_domain dom; +}; + struct remote_domain_lookup_by_id_args { int id; }; @@ -989,6 +998,15 @@ struct remote_domain_create_with_flags_ret { remote_nonnull_domain dom; }; +struct remote_domain_create_with_files_args { + remote_nonnull_domain dom; + unsigned int flags; +}; + +struct remote_domain_create_with_files_ret { + remote_nonnull_domain dom; +}; + struct remote_domain_define_xml_args { remote_nonnull_string xml; }; @@ -4944,6 +4962,18 @@ enum remote_procedure { * @generate: none * @acl: domain:migrate */ - REMOTE_PROC_DOMAIN_MIGRATE_CONFIRM3_PARAMS = 307 + REMOTE_PROC_DOMAIN_MIGRATE_CONFIRM3_PARAMS = 307, + + /** + * @generate: none + * @acl: domain:write + * @acl: domain:start + */ + REMOTE_PROC_DOMAIN_CREATE_XML_WITH_FILES = 308, + /** + * @generate: none + * @acl: domain:start + */ + REMOTE_PROC_DOMAIN_CREATE_WITH_FILES = 309 }; diff --git a/src/remote_protocol-structs b/src/remote_protocol-structs index e38d24a..a5d18fe 100644 --- a/src/remote_protocol-structs +++ b/src/remote_protocol-structs @@ -423,6 +423,13 @@ struct remote_domain_create_xml_args { struct remote_domain_create_xml_ret { remote_nonnull_domain dom; }; +struct remote_domain_create_xml_with_files_args { + remote_nonnull_string xml_desc; + u_int flags; +}; +struct remote_domain_create_xml_with_files_ret { + remote_nonnull_domain dom; +}; struct remote_domain_lookup_by_id_args { int id; }; @@ -645,6 +652,13 @@ struct remote_domain_create_with_flags_args { struct remote_domain_create_with_flags_ret { remote_nonnull_domain dom; }; +struct remote_domain_create_with_files_args { + remote_nonnull_domain dom; + u_int flags; +}; +struct remote_domain_create_with_files_ret { + remote_nonnull_domain dom; +}; struct remote_domain_define_xml_args { remote_nonnull_string xml; }; @@ -2601,4 +2615,6 @@ enum remote_procedure { REMOTE_PROC_DOMAIN_MIGRATE_PERFORM3_PARAMS = 305, REMOTE_PROC_DOMAIN_MIGRATE_FINISH3_PARAMS = 306, REMOTE_PROC_DOMAIN_MIGRATE_CONFIRM3_PARAMS = 307, + REMOTE_PROC_DOMAIN_CREATE_XML_WITH_FILES = 308, + REMOTE_PROC_DOMAIN_CREATE_WITH_FILES = 309, }; 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