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Jones" , Paolo Bonzini , qemu-devel@nongnu.org Cc: Kevin Wolf , Hanna Reitz , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Konstantin Kostiuk , qemu-block@nongnu.org Subject: [PATCH v3 11/13] block/nfs: Use URI parsing code from glib Date: Thu, 18 Apr 2024 12:10:54 +0200 Message-ID: <20240418101056.302103-12-thuth@redhat.com> In-Reply-To: <20240418101056.302103-1-thuth@redhat.com> References: <20240418101056.302103-1-thuth@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.8 Received-SPF: pass client-ip=170.10.133.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -37 X-Spam_score: -3.8 X-Spam_bar: --- X-Spam_report: (-3.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.719, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Since version 2.66, glib has useful URI parsing functions, too. Use those instead of the QEMU-internal ones to be finally able to get rid of the latter. While we're at it, slightly rephrase one of the error messages: Use "Invalid value..." instead of "Illegal value..." since the latter rather sounds like the users were breaking a law here. Reviewed-by: Eric Blake Signed-off-by: Thomas Huth --- block/nfs.c | 110 ++++++++++++++++++++++++++-------------------------- 1 file changed, 54 insertions(+), 56 deletions(-) diff --git a/block/nfs.c b/block/nfs.c index f737e19cd3..60240a8733 100644 --- a/block/nfs.c +++ b/block/nfs.c @@ -38,7 +38,6 @@ #include "qemu/main-loop.h" #include "qemu/module.h" #include "qemu/option.h" -#include "qemu/uri.h" #include "qemu/cutils.h" #include "sysemu/replay.h" #include "qapi/qapi-visit-block-core.h" @@ -79,77 +78,76 @@ typedef struct NFSRPC { static int nfs_parse_uri(const char *filename, QDict *options, Error **errp) { - URI *uri = NULL; - QueryParams *qp = NULL; - int ret = -EINVAL, i; + g_autoptr(GUri) uri = g_uri_parse(filename, G_URI_FLAGS_NONE, NULL); + GUriParamsIter qp; + const char *uri_server, *uri_path, *uri_query; + char *qp_name, *qp_value; + GError *gerror = NULL; - uri = uri_parse(filename); if (!uri) { error_setg(errp, "Invalid URI specified"); - goto out; + return -EINVAL; } - if (g_strcmp0(uri->scheme, "nfs") != 0) { + if (!g_str_equal(g_uri_get_scheme(uri), "nfs")) { error_setg(errp, "URI scheme must be 'nfs'"); - goto out; + return -EINVAL; } - if (!uri->server) { + uri_server = g_uri_get_host(uri); + if (!uri_server || !uri_server[0]) { error_setg(errp, "missing hostname in URI"); - goto out; + return -EINVAL; } - if (!uri->path) { + uri_path = g_uri_get_path(uri); + if (!uri_path || !uri_path[0]) { error_setg(errp, "missing file path in URI"); - goto out; - } - - qp = query_params_parse(uri->query); - if (!qp) { - error_setg(errp, "could not parse query parameters"); - goto out; + return -EINVAL; } - qdict_put_str(options, "server.host", uri->server); + qdict_put_str(options, "server.host", uri_server); qdict_put_str(options, "server.type", "inet"); - qdict_put_str(options, "path", uri->path); - - for (i = 0; i < qp->n; i++) { - uint64_t val; - if (!qp->p[i].value) { - error_setg(errp, "Value for NFS parameter expected: %s", - qp->p[i].name); - goto out; - } - if (parse_uint_full(qp->p[i].value, 0, &val)) { - error_setg(errp, "Illegal value for NFS parameter: %s", - qp->p[i].name); - goto out; - } - if (!strcmp(qp->p[i].name, "uid")) { - qdict_put_str(options, "user", qp->p[i].value); - } else if (!strcmp(qp->p[i].name, "gid")) { - qdict_put_str(options, "group", qp->p[i].value); - } else if (!strcmp(qp->p[i].name, "tcp-syncnt")) { - qdict_put_str(options, "tcp-syn-count", qp->p[i].value); - } else if (!strcmp(qp->p[i].name, "readahead")) { - qdict_put_str(options, "readahead-size", qp->p[i].value); - } else if (!strcmp(qp->p[i].name, "pagecache")) { - qdict_put_str(options, "page-cache-size", qp->p[i].value); - } else if (!strcmp(qp->p[i].name, "debug")) { - qdict_put_str(options, "debug", qp->p[i].value); - } else { - error_setg(errp, "Unknown NFS parameter name: %s", - qp->p[i].name); - goto out; + qdict_put_str(options, "path", uri_path); + + uri_query = g_uri_get_query(uri); + if (uri_query) { + g_uri_params_iter_init(&qp, uri_query, -1, "&", G_URI_PARAMS_NONE); + while (g_uri_params_iter_next(&qp, &qp_name, &qp_value, &gerror)) { + uint64_t val; + if (!qp_name || gerror) { + error_setg(errp, "Failed to parse NFS parameter"); + return -EINVAL; + } + if (!qp_value) { + error_setg(errp, "Value for NFS parameter expected: %s", + qp_name); + return -EINVAL; + } + if (parse_uint_full(qp_value, 0, &val)) { + error_setg(errp, "Invalid value for NFS parameter: %s", + qp_name); + return -EINVAL; + } + if (g_str_equal(qp_name, "uid")) { + qdict_put_str(options, "user", qp_value); + } else if (g_str_equal(qp_name, "gid")) { + qdict_put_str(options, "group", qp_value); + } else if (g_str_equal(qp_name, "tcp-syncnt")) { + qdict_put_str(options, "tcp-syn-count", qp_value); + } else if (g_str_equal(qp_name, "readahead")) { + qdict_put_str(options, "readahead-size", qp_value); + } else if (g_str_equal(qp_name, "pagecache")) { + qdict_put_str(options, "page-cache-size", qp_value); + } else if (g_str_equal(qp_name, "debug")) { + qdict_put_str(options, "debug", qp_value); + } else { + error_setg(errp, "Unknown NFS parameter name: %s", qp_name); + return -EINVAL; + } } } - ret = 0; -out: - if (qp) { - query_params_free(qp); - } - uri_free(uri); - return ret; + + return 0; } static bool nfs_has_filename_options_conflict(QDict *options, Error **errp) -- 2.44.0