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Mon, 20 Jan 2020 05:54:54 +0000 Received: from SN6PR03MB3871.namprd03.prod.outlook.com ([fe80::9c11:10cd:6e97:bbe8]) by SN6PR03MB3871.namprd03.prod.outlook.com ([fe80::9c11:10cd:6e97:bbe8%7]) with mapi id 15.20.2644.024; Mon, 20 Jan 2020 05:54:54 +0000 Received: from mozz.bu.edu (128.197.127.33) by MN2PR20CA0032.namprd20.prod.outlook.com (2603:10b6:208:e8::45) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2644.20 via Frontend Transport; Mon, 20 Jan 2020 05:54:52 +0000 From: "Bulekov, Alexander" To: "qemu-devel@nongnu.org" Subject: [PATCH v7 09/20] libqos: move useful qos-test funcs to qos_external Thread-Topic: [PATCH v7 09/20] libqos: move useful qos-test funcs to qos_external Thread-Index: AQHVz1Yir2myrnXFdkqc+v/+c4EMnw== Date: Mon, 20 Jan 2020 05:54:53 +0000 Message-ID: <20200120055410.22322-13-alxndr@bu.edu> References: <20200120055410.22322-1-alxndr@bu.edu> In-Reply-To: <20200120055410.22322-1-alxndr@bu.edu> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.23.0 x-originating-ip: [128.197.127.33] x-clientproxiedby: MN2PR20CA0032.namprd20.prod.outlook.com (2603:10b6:208:e8::45) To SN6PR03MB3871.namprd03.prod.outlook.com (2603:10b6:805:6d::32) authentication-results: spf=none (sender IP is ) smtp.mailfrom=alxndr@bu.edu; 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x-microsoft-antispam-message-info: 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 Content-ID: <09A44B2CC2F18D44A3F66577DA2FDF82@namprd03.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: bu.edu X-MS-Exchange-CrossTenant-Network-Message-Id: 6716bba8-73d8-4b1c-9975-08d79d6d4509 X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Jan 2020 05:54:53.5115 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: d57d32cc-c121-488f-b07b-dfe705680c71 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: xjOo7zhpvsJOesf90DbK2i/GvYmkO2QiDZJhFkbIPUWpDw2H2KuKfAgZ6VwqoLhT X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR03MB4399 X-detected-operating-system: by eggs.gnu.org: Windows 7 or 8 [fuzzy] X-Received-From: 40.107.92.139 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Thomas Huth , "Bulekov, Alexander" , "bsd@redhat.com" , "stefanha@redhat.com" , "pbonzini@redhat.com" , =?utf-8?q?Philippe_Mathi?= =?utf-8?b?ZXUtRGF1ZMOp?= Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" The moved functions are not specific to qos-test and might be useful elsewhere. For example the virtual-device fuzzer makes use of them for qos-assisted fuzz-targets. Signed-off-by: Alexander Bulekov Reviewed-by: Stefan Hajnoczi Reviewed-by: Philippe Mathieu-Daudé --- tests/qtest/Makefile.include | 1 + tests/qtest/libqos/qos_external.c | 168 ++++++++++++++++++++++++++++++ tests/qtest/libqos/qos_external.h | 28 +++++ tests/qtest/qos-test.c | 132 +---------------------- 4 files changed, 198 insertions(+), 131 deletions(-) create mode 100644 tests/qtest/libqos/qos_external.c create mode 100644 tests/qtest/libqos/qos_external.h diff --git a/tests/qtest/Makefile.include b/tests/qtest/Makefile.include index 08a48c1252..bdc93d3866 100644 --- a/tests/qtest/Makefile.include +++ b/tests/qtest/Makefile.include @@ -172,6 +172,7 @@ libqos-usb-obj-y = $(libqos-spapr-obj-y) $(libqos-pc-obj-y) tests/qtest/libqos/u # qos devices: libqos-obj-y = $(libqgraph-obj-y) libqos-obj-y += $(libqos-pc-obj-y) $(libqos-spapr-obj-y) +libqos-obj-y += tests/qtest/libqos/qos_external.o libqos-obj-y += tests/qtest/libqos/e1000e.o libqos-obj-y += tests/qtest/libqos/i2c.o libqos-obj-y += tests/qtest/libqos/i2c-imx.o diff --git a/tests/qtest/libqos/qos_external.c b/tests/qtest/libqos/qos_external.c new file mode 100644 index 0000000000..398556dde0 --- /dev/null +++ b/tests/qtest/libqos/qos_external.c @@ -0,0 +1,168 @@ +/* + * libqos driver framework + * + * Copyright (c) 2018 Emanuele Giuseppe Esposito + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2 as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see + */ + +#include "qemu/osdep.h" +#include +#include "libqtest.h" +#include "qapi/qmp/qdict.h" +#include "qapi/qmp/qbool.h" +#include "qapi/qmp/qstring.h" +#include "qemu/module.h" +#include "qapi/qmp/qlist.h" +#include "libqos/malloc.h" +#include "libqos/qgraph.h" +#include "libqos/qgraph_internal.h" +#include "libqos/qos_external.h" + + + +void apply_to_node(const char *name, bool is_machine, bool is_abstract) +{ + char *machine_name = NULL; + if (is_machine) { + const char *arch = qtest_get_arch(); + machine_name = g_strconcat(arch, "/", name, NULL); + name = machine_name; + } + qos_graph_node_set_availability(name, true); + if (is_abstract) { + qos_delete_cmd_line(name); + } + g_free(machine_name); +} + +/** + * apply_to_qlist(): using QMP queries QEMU for a list of + * machines and devices available, and sets the respective node + * as true. If a node is found, also all its produced and contained + * child are marked available. + * + * See qos_graph_node_set_availability() for more info + */ +void apply_to_qlist(QList *list, bool is_machine) +{ + const QListEntry *p; + const char *name; + bool abstract; + QDict *minfo; + QObject *qobj; + QString *qstr; + QBool *qbool; + + for (p = qlist_first(list); p; p = qlist_next(p)) { + minfo = qobject_to(QDict, qlist_entry_obj(p)); + qobj = qdict_get(minfo, "name"); + qstr = qobject_to(QString, qobj); + name = qstring_get_str(qstr); + + qobj = qdict_get(minfo, "abstract"); + if (qobj) { + qbool = qobject_to(QBool, qobj); + abstract = qbool_get_bool(qbool); + } else { + abstract = false; + } + + apply_to_node(name, is_machine, abstract); + qobj = qdict_get(minfo, "alias"); + if (qobj) { + qstr = qobject_to(QString, qobj); + name = qstring_get_str(qstr); + apply_to_node(name, is_machine, abstract); + } + } +} + +QGuestAllocator *get_machine_allocator(QOSGraphObject *obj) +{ + return obj->get_driver(obj, "memory"); +} + +/** + * allocate_objects(): given an array of nodes @arg, + * walks the path invoking all constructors and + * passing the corresponding parameter in order to + * continue the objects allocation. + * Once the test is reached, return the object it consumes. + * + * Since the machine and QEDGE_CONSUMED_BY nodes allocate + * memory in the constructor, g_test_queue_destroy is used so + * that after execution they can be safely free'd. (The test's + * ->before callback is also welcome to use g_test_queue_destroy). + * + * Note: as specified in walk_path() too, @arg is an array of + * char *, where arg[0] is a pointer to the command line + * string that will be used to properly start QEMU when executing + * the test, and the remaining elements represent the actual objects + * that will be allocated. + */ +void *allocate_objects(QTestState *qts, char **path, QGuestAllocator **p_alloc) +{ + int current = 0; + QGuestAllocator *alloc; + QOSGraphObject *parent = NULL; + QOSGraphEdge *edge; + QOSGraphNode *node; + void *edge_arg; + void *obj; + + node = qos_graph_get_node(path[current]); + g_assert(node->type == QNODE_MACHINE); + + obj = qos_machine_new(node, qts); + qos_object_queue_destroy(obj); + + alloc = get_machine_allocator(obj); + if (p_alloc) { + *p_alloc = alloc; + } + + for (;;) { + if (node->type != QNODE_INTERFACE) { + qos_object_start_hw(obj); + parent = obj; + } + + /* follow edge and get object for next node constructor */ + current++; + edge = qos_graph_get_edge(path[current - 1], path[current]); + node = qos_graph_get_node(path[current]); + + if (node->type == QNODE_TEST) { + g_assert(qos_graph_edge_get_type(edge) == QEDGE_CONSUMED_BY); + return obj; + } + + switch (qos_graph_edge_get_type(edge)) { + case QEDGE_PRODUCES: + obj = parent->get_driver(parent, path[current]); + break; + + case QEDGE_CONSUMED_BY: + edge_arg = qos_graph_edge_get_arg(edge); + obj = qos_driver_new(node, obj, alloc, edge_arg); + qos_object_queue_destroy(obj); + break; + + case QEDGE_CONTAINS: + obj = parent->get_device(parent, path[current]); + break; + } + } +} + diff --git a/tests/qtest/libqos/qos_external.h b/tests/qtest/libqos/qos_external.h new file mode 100644 index 0000000000..7b44930c55 --- /dev/null +++ b/tests/qtest/libqos/qos_external.h @@ -0,0 +1,28 @@ +/* + * libqos driver framework + * + * Copyright (c) 2018 Emanuele Giuseppe Esposito + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2 as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see + */ + +#ifndef QOS_EXTERNAL_H +#define QOS_EXTERNAL_H +#include "libqos/qgraph.h" + +void apply_to_node(const char *name, bool is_machine, bool is_abstract); +void apply_to_qlist(QList *list, bool is_machine); +QGuestAllocator *get_machine_allocator(QOSGraphObject *obj); +void *allocate_objects(QTestState *qts, char **path, QGuestAllocator **p_alloc); + +#endif diff --git a/tests/qtest/qos-test.c b/tests/qtest/qos-test.c index fd70d73ea5..ad193f43a5 100644 --- a/tests/qtest/qos-test.c +++ b/tests/qtest/qos-test.c @@ -27,65 +27,11 @@ #include "libqos/malloc.h" #include "libqos/qgraph.h" #include "libqos/qgraph_internal.h" +#include "libqos/qos_external.h" static char *old_path; -static void apply_to_node(const char *name, bool is_machine, bool is_abstract) -{ - char *machine_name = NULL; - if (is_machine) { - const char *arch = qtest_get_arch(); - machine_name = g_strconcat(arch, "/", name, NULL); - name = machine_name; - } - qos_graph_node_set_availability(name, true); - if (is_abstract) { - qos_delete_cmd_line(name); - } - g_free(machine_name); -} -/** - * apply_to_qlist(): using QMP queries QEMU for a list of - * machines and devices available, and sets the respective node - * as true. If a node is found, also all its produced and contained - * child are marked available. - * - * See qos_graph_node_set_availability() for more info - */ -static void apply_to_qlist(QList *list, bool is_machine) -{ - const QListEntry *p; - const char *name; - bool abstract; - QDict *minfo; - QObject *qobj; - QString *qstr; - QBool *qbool; - - for (p = qlist_first(list); p; p = qlist_next(p)) { - minfo = qobject_to(QDict, qlist_entry_obj(p)); - qobj = qdict_get(minfo, "name"); - qstr = qobject_to(QString, qobj); - name = qstring_get_str(qstr); - - qobj = qdict_get(minfo, "abstract"); - if (qobj) { - qbool = qobject_to(QBool, qobj); - abstract = qbool_get_bool(qbool); - } else { - abstract = false; - } - - apply_to_node(name, is_machine, abstract); - qobj = qdict_get(minfo, "alias"); - if (qobj) { - qstr = qobject_to(QString, qobj); - name = qstring_get_str(qstr); - apply_to_node(name, is_machine, abstract); - } - } -} /** * qos_set_machines_devices_available(): sets availability of qgraph @@ -129,10 +75,6 @@ static void qos_set_machines_devices_available(void) qobject_unref(response); } -static QGuestAllocator *get_machine_allocator(QOSGraphObject *obj) -{ - return obj->get_driver(obj, "memory"); -} static void restart_qemu_or_continue(char *path) { @@ -159,78 +101,6 @@ void qos_invalidate_command_line(void) old_path = NULL; } -/** - * allocate_objects(): given an array of nodes @arg, - * walks the path invoking all constructors and - * passing the corresponding parameter in order to - * continue the objects allocation. - * Once the test is reached, return the object it consumes. - * - * Since the machine and QEDGE_CONSUMED_BY nodes allocate - * memory in the constructor, g_test_queue_destroy is used so - * that after execution they can be safely free'd. (The test's - * ->before callback is also welcome to use g_test_queue_destroy). - * - * Note: as specified in walk_path() too, @arg is an array of - * char *, where arg[0] is a pointer to the command line - * string that will be used to properly start QEMU when executing - * the test, and the remaining elements represent the actual objects - * that will be allocated. - */ -static void *allocate_objects(QTestState *qts, char **path, QGuestAllocator **p_alloc) -{ - int current = 0; - QGuestAllocator *alloc; - QOSGraphObject *parent = NULL; - QOSGraphEdge *edge; - QOSGraphNode *node; - void *edge_arg; - void *obj; - - node = qos_graph_get_node(path[current]); - g_assert(node->type == QNODE_MACHINE); - - obj = qos_machine_new(node, qts); - qos_object_queue_destroy(obj); - - alloc = get_machine_allocator(obj); - if (p_alloc) { - *p_alloc = alloc; - } - - for (;;) { - if (node->type != QNODE_INTERFACE) { - qos_object_start_hw(obj); - parent = obj; - } - - /* follow edge and get object for next node constructor */ - current++; - edge = qos_graph_get_edge(path[current - 1], path[current]); - node = qos_graph_get_node(path[current]); - - if (node->type == QNODE_TEST) { - g_assert(qos_graph_edge_get_type(edge) == QEDGE_CONSUMED_BY); - return obj; - } - - switch (qos_graph_edge_get_type(edge)) { - case QEDGE_PRODUCES: - obj = parent->get_driver(parent, path[current]); - break; - - case QEDGE_CONSUMED_BY: - edge_arg = qos_graph_edge_get_arg(edge); - obj = qos_driver_new(node, obj, alloc, edge_arg); - qos_object_queue_destroy(obj); - break; - - case QEDGE_CONTAINS: - obj = parent->get_device(parent, path[current]); - break; - } - } -} /* The argument to run_one_test, which is the test function that is registered * with GTest, is a vector of strings. The first item is the initial command