* daemon/remote.c, src/remote/remote_driver.c: Implementation of screenshot API * src/remote/remote_protocol.x: Wire protocol definition * daemon/remote_dispatch_args.h, daemon/remote_dispatch_prototypes.h, daemon/remote_dispatch_ret.h, daemon/remote_dispatch_table.h, src/remote/remote_protocol.c, src/remote/remote_protocol.h: Re-generate --- daemon/remote.c | 61 +++++++++++++++++++++++++++++++++++ daemon/remote_dispatch_args.h | 1 + daemon/remote_dispatch_prototypes.h | 8 ++++ daemon/remote_dispatch_ret.h | 1 + daemon/remote_dispatch_table.h | 5 +++ src/remote/remote_driver.c | 39 +++++++++++++++++++++- src/remote/remote_protocol.c | 20 +++++++++++ src/remote/remote_protocol.h | 16 +++++++++ src/remote/remote_protocol.x | 12 ++++++- 9 files changed, 161 insertions(+), 2 deletions(-)
diff --git a/daemon/remote.c b/daemon/remote.c index dd85ef1..c289e52 100644 --- a/daemon/remote.c +++ b/daemon/remote.c @@ -2318,6 +2318,67 @@ remoteDispatchDomainCoreDump (struct qemud_server *server ATTRIBUTE_UNUSED, } static int +remoteDispatchDomainScreenshot (struct qemud_server *server ATTRIBUTE_UNUSED, + struct qemud_client *client, + virConnectPtr conn, + remote_message_header *hdr, + remote_error *rerr, + remote_domain_screenshot_args *args, + remote_domain_screenshot_ret *ret) +{ + int rv = -1; + struct qemud_client_stream *stream = NULL; + virDomainPtr dom; + char *mime, **mime_p; + + ret->mime = NULL; + + dom = get_nonnull_domain (conn, args->dom); + if (dom == NULL) { + remoteDispatchConnError(rerr, conn); + goto cleanup; + } + + stream = remoteCreateClientStream(conn, hdr); + if (!stream) { + remoteDispatchConnError(rerr, conn); + goto cleanup; + } + + mime = virDomainScreenshot(dom, stream->st, args->flags); + if (mime == NULL) { + remoteDispatchConnError(rerr, conn); + goto cleanup; + } + + if (remoteAddClientStream(client, stream, 1) < 0) { + remoteDispatchConnError(rerr, conn); + virStreamAbort(stream->st); + goto cleanup; + } + + if (VIR_ALLOC(mime_p) < 0) { + remoteDispatchOOMError(rerr); + goto cleanup; + } + + *mime_p = strdup(mime); + if (*mime_p == NULL) { + remoteDispatchOOMError(rerr); + goto cleanup; + } + + ret->mime = mime_p; + rv = 0; + +cleanup: + virDomainFree(dom); + if (stream && rv != 0) + remoteFreeClientStream(client, stream); + return rv; +} + +static int remoteDispatchDomainSetAutostart (struct qemud_server *server ATTRIBUTE_UNUSED, struct qemud_client *client ATTRIBUTE_UNUSED, virConnectPtr conn, diff --git a/daemon/remote_dispatch_args.h b/daemon/remote_dispatch_args.h index f9537d7..2be8003 100644 --- a/daemon/remote_dispatch_args.h +++ b/daemon/remote_dispatch_args.h @@ -178,3 +178,4 @@ remote_domain_migrate_set_max_speed_args val_remote_domain_migrate_set_max_speed_args; remote_storage_vol_upload_args val_remote_storage_vol_upload_args; remote_storage_vol_download_args val_remote_storage_vol_download_args; + remote_domain_screenshot_args val_remote_domain_screenshot_args; diff --git a/daemon/remote_dispatch_prototypes.h b/daemon/remote_dispatch_prototypes.h index 18bf41d..582a8dd 100644 --- a/daemon/remote_dispatch_prototypes.h +++ b/daemon/remote_dispatch_prototypes.h @@ -546,6 +546,14 @@ static int remoteDispatchDomainSave( remote_error *err, remote_domain_save_args *args, void *ret); +static int remoteDispatchDomainScreenshot( + struct qemud_server *server, + struct qemud_client *client, + virConnectPtr conn, + remote_message_header *hdr, + remote_error *err, + remote_domain_screenshot_args *args, + remote_domain_screenshot_ret *ret); static int remoteDispatchDomainSetAutostart( struct qemud_server *server, struct qemud_client *client, diff --git a/daemon/remote_dispatch_ret.h b/daemon/remote_dispatch_ret.h index 114e832..1ecb8a9 100644 --- a/daemon/remote_dispatch_ret.h +++ b/daemon/remote_dispatch_ret.h @@ -140,3 +140,4 @@ remote_domain_is_updated_ret val_remote_domain_is_updated_ret; remote_get_sysinfo_ret val_remote_get_sysinfo_ret; remote_domain_get_blkio_parameters_ret val_remote_domain_get_blkio_parameters_ret; + remote_domain_screenshot_ret val_remote_domain_screenshot_ret; diff --git a/daemon/remote_dispatch_table.h b/daemon/remote_dispatch_table.h index b39f7c2..b058db3 100644 --- a/daemon/remote_dispatch_table.h +++ b/daemon/remote_dispatch_table.h @@ -1052,3 +1052,8 @@ .args_filter = (xdrproc_t) xdr_remote_storage_vol_download_args, .ret_filter = (xdrproc_t) xdr_void, }, +{ /* DomainScreenshot => 210 */ + .fn = (dispatch_fn) remoteDispatchDomainScreenshot, + .args_filter = (xdrproc_t) xdr_remote_domain_screenshot_args, + .ret_filter = (xdrproc_t) xdr_remote_domain_screenshot_ret, +}, diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c index f5b7c55..91a7651 100644 --- a/src/remote/remote_driver.c +++ b/src/remote/remote_driver.c @@ -11057,6 +11057,43 @@ remoteDomainEventQueueFlush(int timer ATTRIBUTE_UNUSED, void *opaque) remoteDriverUnlock(priv); } +static char * +remoteDomainScreenshot (virDomainPtr domain, + virStreamPtr st, + unsigned int flags) +{ + struct private_data *priv = domain->conn->privateData; + struct private_stream_data *privst = NULL; + remote_domain_screenshot_args args; + remote_domain_screenshot_ret ret; + char *rv = NULL; + + remoteDriverLock(priv); + + if (!(privst = remoteStreamOpen(st, + REMOTE_PROC_DOMAIN_SCREENSHOT, + priv->counter))) + goto done; + + st->driver = &remoteStreamDrv; + st->privateData = privst; + + make_nonnull_domain(&args.dom, domain); + args.flags = flags; + + memset(&ret, 0, sizeof(ret)); + if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_SCREENSHOT, + (xdrproc_t) xdr_remote_domain_screenshot_args, (char *) &args, + (xdrproc_t) xdr_remote_domain_screenshot_ret, (char *) &ret) == -1) + goto done; + + rv = ret.mime ? *ret.mime : NULL; + VIR_FREE(ret.mime); + +done: + remoteDriverUnlock(priv); + return rv; +} /* get_nonnull_domain and get_nonnull_network turn an on-wire * (name, uuid) pair into virDomainPtr or virNetworkPtr object. @@ -11227,7 +11264,7 @@ static virDriver remote_driver = { remoteDomainSave, /* domainSave */ remoteDomainRestore, /* domainRestore */ remoteDomainCoreDump, /* domainCoreDump */ - NULL, /* domainScreenshot */ + remoteDomainScreenshot, /* domainScreenshot */ remoteDomainSetVcpus, /* domainSetVcpus */ remoteDomainSetVcpusFlags, /* domainSetVcpusFlags */ remoteDomainGetVcpusFlags, /* domainGetVcpusFlags */ diff --git a/src/remote/remote_protocol.c b/src/remote/remote_protocol.c index 5604371..a4deb67 100644 --- a/src/remote/remote_protocol.c +++ b/src/remote/remote_protocol.c @@ -1230,6 +1230,26 @@ xdr_remote_domain_core_dump_args (XDR *xdrs, remote_domain_core_dump_args *objp) } bool_t +xdr_remote_domain_screenshot_args (XDR *xdrs, remote_domain_screenshot_args *objp) +{ + + if (!xdr_remote_nonnull_domain (xdrs, &objp->dom)) + return FALSE; + if (!xdr_u_int (xdrs, &objp->flags)) + return FALSE; + return TRUE; +} + +bool_t +xdr_remote_domain_screenshot_ret (XDR *xdrs, remote_domain_screenshot_ret *objp) +{ + + if (!xdr_remote_string (xdrs, &objp->mime)) + return FALSE; + return TRUE; +} + +bool_t xdr_remote_domain_dump_xml_args (XDR *xdrs, remote_domain_dump_xml_args *objp) { diff --git a/src/remote/remote_protocol.h b/src/remote/remote_protocol.h index d9bf151..d1b02d6 100644 --- a/src/remote/remote_protocol.h +++ b/src/remote/remote_protocol.h @@ -666,6 +666,17 @@ struct remote_domain_core_dump_args { }; typedef struct remote_domain_core_dump_args remote_domain_core_dump_args; +struct remote_domain_screenshot_args { + remote_nonnull_domain dom; + u_int flags; +}; +typedef struct remote_domain_screenshot_args remote_domain_screenshot_args; + +struct remote_domain_screenshot_ret { + remote_string mime; +}; +typedef struct remote_domain_screenshot_ret remote_domain_screenshot_ret; + struct remote_domain_dump_xml_args { remote_nonnull_domain dom; int flags; @@ -2413,6 +2424,7 @@ enum remote_procedure { REMOTE_PROC_DOMAIN_MIGRATE_SET_MAX_SPEED = 207, REMOTE_PROC_STORAGE_VOL_UPLOAD = 208, REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209, + REMOTE_PROC_DOMAIN_SCREENSHOT = 210, }; typedef enum remote_procedure remote_procedure; @@ -2541,6 +2553,8 @@ extern bool_t xdr_remote_domain_get_info_ret (XDR *, remote_domain_get_info_ret extern bool_t xdr_remote_domain_save_args (XDR *, remote_domain_save_args*); extern bool_t xdr_remote_domain_restore_args (XDR *, remote_domain_restore_args*); extern bool_t xdr_remote_domain_core_dump_args (XDR *, remote_domain_core_dump_args*); +extern bool_t xdr_remote_domain_screenshot_args (XDR *, remote_domain_screenshot_args*); +extern bool_t xdr_remote_domain_screenshot_ret (XDR *, remote_domain_screenshot_ret*); extern bool_t xdr_remote_domain_dump_xml_args (XDR *, remote_domain_dump_xml_args*); extern bool_t xdr_remote_domain_dump_xml_ret (XDR *, remote_domain_dump_xml_ret*); extern bool_t xdr_remote_domain_migrate_prepare_args (XDR *, remote_domain_migrate_prepare_args*); @@ -2898,6 +2912,8 @@ extern bool_t xdr_remote_domain_get_info_ret (); extern bool_t xdr_remote_domain_save_args (); extern bool_t xdr_remote_domain_restore_args (); extern bool_t xdr_remote_domain_core_dump_args (); +extern bool_t xdr_remote_domain_screenshot_args (); +extern bool_t xdr_remote_domain_screenshot_ret (); extern bool_t xdr_remote_domain_dump_xml_args (); extern bool_t xdr_remote_domain_dump_xml_ret (); extern bool_t xdr_remote_domain_migrate_prepare_args (); diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x index 675eccd..6e5d09a 100644 --- a/src/remote/remote_protocol.x +++ b/src/remote/remote_protocol.x @@ -714,6 +714,15 @@ struct remote_domain_core_dump_args { int flags; }; +struct remote_domain_screenshot_args { + remote_nonnull_domain dom; + unsigned int flags; +}; + +struct remote_domain_screenshot_ret { + remote_string mime; +}; + struct remote_domain_dump_xml_args { remote_nonnull_domain dom; int flags; @@ -2176,7 +2185,8 @@ enum remote_procedure { REMOTE_PROC_DOMAIN_GET_BLKIO_PARAMETERS = 206, REMOTE_PROC_DOMAIN_MIGRATE_SET_MAX_SPEED = 207, REMOTE_PROC_STORAGE_VOL_UPLOAD = 208, - REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209 + REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209, + REMOTE_PROC_DOMAIN_SCREENSHOT = 210 /* * Notice how the entries are grouped in sets of 10 ? 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