X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fquota%2Fqsd_lib.c;h=c535f90740ed6bff4b91ecf4dc10fcff9a4e62c0;hp=1e4236c4635d2a795d003371a2be676f8eb64b34;hb=c232a80d95849b8e776ae6b738585eacbfdc3612;hpb=5522990660248930108e84c89bc7e5807bda9ea0

diff --git a/lustre/quota/qsd_lib.c b/lustre/quota/qsd_lib.c
index 1e4236c..c535f90 100644
--- a/lustre/quota/qsd_lib.c
+++ b/lustre/quota/qsd_lib.c
@@ -21,7 +21,7 @@
  * GPL HEADER END
  */
 /*
- * Copyright (c) 2012, 2014, Intel Corporation.
+ * Copyright (c) 2012, 2017, Intel Corporation.
  * Use is subject to license terms.
  *
  * Author: Johann Lombardi <johann.lombardi@intel.com>
@@ -85,15 +85,19 @@ static int qsd_state_seq_show(struct seq_file *m, void *data)
 		strcat(enabled, "u");
 	if (qsd_type_enabled(qsd, GRPQUOTA))
 		strcat(enabled, "g");
+	if (qsd_type_enabled(qsd, PRJQUOTA))
+		strncat(enabled, "p", 1);
 	if (strlen(enabled) == 0)
 		strcat(enabled, "none");
 
+	/* TODO: further pool ID should be removed or
+	 * replaced with pool Name */
 	seq_printf(m, "target name:    %s\n"
 		   "pool ID:        %d\n"
 		   "type:           %s\n"
 		   "quota enabled:  %s\n"
 		   "conn to master: %s\n",
-		   qsd->qsd_svname, qsd->qsd_pool_id,
+		   qsd->qsd_svname, 0,
 		   qsd->qsd_is_md ? "md" : "dt", enabled,
 		   qsd->qsd_exp_valid ? "setup" : "not setup yet");
 
@@ -103,18 +107,24 @@ static int qsd_state_seq_show(struct seq_file *m, void *data)
 			strcat(enabled, "u");
 		if (qsd->qsd_type_array[GRPQUOTA]->qqi_acct_obj != NULL)
 			strcat(enabled, "g");
+		if (qsd->qsd_type_array[PRJQUOTA]->qqi_acct_obj != NULL)
+			strncat(enabled, "p", 1);
 		if (strlen(enabled) == 0)
 			strcat(enabled, "none");
 		seq_printf(m, "space acct:     %s\n"
 			   "user uptodate:  glb[%d],slv[%d],reint[%d]\n"
-			   "group uptodate: glb[%d],slv[%d],reint[%d]\n",
+			   "group uptodate: glb[%d],slv[%d],reint[%d]\n"
+			   "project uptodate: glb[%d],slv[%d],reint[%d]\n",
 			   enabled,
 			   qsd->qsd_type_array[USRQUOTA]->qqi_glb_uptodate,
 			   qsd->qsd_type_array[USRQUOTA]->qqi_slv_uptodate,
 			   qsd->qsd_type_array[USRQUOTA]->qqi_reint,
 			   qsd->qsd_type_array[GRPQUOTA]->qqi_glb_uptodate,
 			   qsd->qsd_type_array[GRPQUOTA]->qqi_slv_uptodate,
-			   qsd->qsd_type_array[GRPQUOTA]->qqi_reint);
+			   qsd->qsd_type_array[GRPQUOTA]->qqi_reint,
+			   qsd->qsd_type_array[PRJQUOTA]->qqi_glb_uptodate,
+			   qsd->qsd_type_array[PRJQUOTA]->qqi_slv_uptodate,
+			   qsd->qsd_type_array[PRJQUOTA]->qqi_reint);
 	}
 	return 0;
 }
@@ -129,16 +139,61 @@ static int qsd_enabled_seq_show(struct seq_file *m, void *data)
 
 	memset(enabled, 0, sizeof(enabled));
 	if (qsd_type_enabled(qsd, USRQUOTA))
-		strcat(enabled, "u");
+		strncat(enabled, "u", sizeof(enabled) - strlen(enabled));
 	if (qsd_type_enabled(qsd, GRPQUOTA))
-		strcat(enabled, "g");
+		strncat(enabled, "g", sizeof(enabled) - strlen(enabled));
+	if (qsd_type_enabled(qsd, PRJQUOTA))
+		strncat(enabled, "p", sizeof(enabled) - strlen(enabled));
 	if (strlen(enabled) == 0)
-		strcat(enabled, "none");
+		strncat(enabled, "none", sizeof(enabled) - strlen(enabled));
 
 	seq_printf(m, "%s\n", enabled);
 	return 0;
 }
-LPROC_SEQ_FOPS_RO(qsd_enabled);
+
+static ssize_t qsd_enabled_seq_write(struct file *file,
+				     const char __user *buffer,
+				     size_t count, loff_t *off)
+{
+	struct seq_file *m = file->private_data;
+	struct qsd_instance *qsd = m->private;
+	char fsname[LUSTRE_MAXFSNAME + 1];
+	int enabled = 0;
+	char valstr[5];
+	int pool, rc;
+
+	if (count > 4)
+		return -E2BIG;
+
+	if (copy_from_user(valstr, buffer, count))
+		GOTO(out, count = -EFAULT);
+
+	valstr[sizeof(valstr) - 1] = 0;
+	if (strchr(valstr, 'u'))
+		enabled |= BIT(USRQUOTA);
+	if (strchr(valstr, 'g'))
+		enabled |= BIT(GRPQUOTA);
+	if (strchr(valstr, 'p'))
+		enabled |= BIT(PRJQUOTA);
+
+	if (enabled == 0 && strcmp(valstr, "none"))
+		GOTO(out, count = -EINVAL);
+
+	if (qsd->qsd_is_md)
+		pool = LQUOTA_RES_MD;
+	else
+		pool = LQUOTA_RES_DT;
+
+	if (server_name2fsname(qsd->qsd_svname, fsname, NULL))
+		GOTO(out, count = -EINVAL);
+
+	rc = qsd_config(valstr, fsname, pool);
+	if (rc)
+		count = rc;
+out:
+	return count;
+}
+LPROC_SEQ_FOPS(qsd_enabled);
 
 /* force reintegration procedure to be executed.
  * Used for test/debugging purpose */
@@ -178,7 +233,7 @@ lprocfs_force_reint_seq_write(struct file *file, const char __user *buffer,
 	}
 	return rc == 0 ? count : rc;
 }
-LPROC_SEQ_FOPS_WO_TYPE(qsd, force_reint);
+LPROC_SEQ_FOPS_WR_ONLY(qsd, force_reint);
 
 static int qsd_timeout_seq_show(struct seq_file *m, void *data)
 {
@@ -194,14 +249,15 @@ qsd_timeout_seq_write(struct file *file, const char __user *buffer,
 			size_t count, loff_t *off)
 {
 	struct qsd_instance *qsd = ((struct seq_file *)file->private_data)->private;
+	time64_t timeout;
 	int rc;
-	__s64 timeout;
-	LASSERT(qsd != NULL);
 
-	rc = lprocfs_str_to_s64(buffer, count, &timeout);
+	LASSERT(qsd != NULL);
+	rc = kstrtoll_from_user(buffer, count, 0, &timeout);
 	if (rc)
 		return rc;
-	if (timeout < 0 || timeout > INT_MAX)
+
+	if (timeout < 0)
 		return -EINVAL;
 
 	qsd->qsd_timeout = timeout;
@@ -321,20 +377,20 @@ static void qsd_qtype_fini(const struct lu_env *env, struct qsd_instance *qsd,
 
 	/* release accounting object */
 	if (qqi->qqi_acct_obj != NULL && !IS_ERR(qqi->qqi_acct_obj)) {
-		lu_object_put(env, &qqi->qqi_acct_obj->do_lu);
+		dt_object_put(env, qqi->qqi_acct_obj);
 		qqi->qqi_acct_obj = NULL;
 	}
 
 	/* release slv index */
 	if (qqi->qqi_slv_obj != NULL && !IS_ERR(qqi->qqi_slv_obj)) {
-		lu_object_put(env, &qqi->qqi_slv_obj->do_lu);
+		dt_object_put(env, qqi->qqi_slv_obj);
 		qqi->qqi_slv_obj = NULL;
 		qqi->qqi_slv_ver = 0;
 	}
 
 	/* release global index */
 	if (qqi->qqi_glb_obj != NULL && !IS_ERR(qqi->qqi_glb_obj)) {
-		lu_object_put(env, &qqi->qqi_glb_obj->do_lu);
+		dt_object_put(env, qqi->qqi_glb_obj);
 		qqi->qqi_glb_obj = NULL;
 		qqi->qqi_glb_ver = 0;
 	}
@@ -343,6 +399,40 @@ static void qsd_qtype_fini(const struct lu_env *env, struct qsd_instance *qsd,
 	EXIT;
 }
 
+static const char *qtype2acct_name(int qtype)
+{
+	static char unknown[24];
+
+	switch (qtype) {
+	case USRQUOTA:
+		return "acct_user";
+	case GRPQUOTA:
+		return "acct_group";
+	case PRJQUOTA:
+		return "acct_project";
+	}
+
+	snprintf(unknown, sizeof(unknown), "acct_unknown_%u", qtype);
+	return unknown;
+}
+
+static const char *qtype2glb_name(int qtype)
+{
+	static char unknown[24];
+
+	switch (qtype) {
+	case USRQUOTA:
+		return "limit_user";
+	case GRPQUOTA:
+		return "limit_group";
+	case PRJQUOTA:
+		return "limit_project";
+	}
+
+	snprintf(unknown, sizeof(unknown), "acct_unknown_%u", qtype);
+	return unknown;
+}
+
 /*
  * Allocate and initialize a qsd_qtype_info structure for quota type \qtype.
  * This opens the accounting object and initializes the proc file.
@@ -378,8 +468,6 @@ static int qsd_qtype_init(const struct lu_env *env, struct qsd_instance *qsd,
 	qqi->qqi_qsd   = qsd;
 	qqi->qqi_qtype = qtype;
 	lu_ref_init(&qqi->qqi_reference);
-	lquota_generate_fid(&qqi->qqi_fid, qsd->qsd_pool_id, QSD_RES_TYPE(qsd),
-			    qtype);
 	qqi->qqi_glb_uptodate = false;
 	qqi->qqi_slv_uptodate = false;
 	qqi->qqi_reint        = false;
@@ -387,16 +475,17 @@ static int qsd_qtype_init(const struct lu_env *env, struct qsd_instance *qsd,
 	thread_set_flags(&qqi->qqi_reint_thread, SVC_STOPPED);
 	INIT_LIST_HEAD(&qqi->qqi_deferred_glb);
 	INIT_LIST_HEAD(&qqi->qqi_deferred_slv);
+	lquota_generate_fid(&qqi->qqi_fid, QSD_RES_TYPE(qsd), qtype);
 
 	/* open accounting object */
 	LASSERT(qqi->qqi_acct_obj == NULL);
 	qqi->qqi_acct_obj = acct_obj_lookup(env, qsd->qsd_dev, qtype);
 	if (IS_ERR(qqi->qqi_acct_obj)) {
-		CDEBUG(D_QUOTA, "%s: no %s space accounting support rc:%ld\n",
-		       qsd->qsd_svname, QTYPE_NAME(qtype),
+		CDEBUG(D_QUOTA, "%s: no %s space accounting support: rc = %ld\n",
+		       qsd->qsd_svname, qtype_name(qtype),
 		       PTR_ERR(qqi->qqi_acct_obj));
 		qqi->qqi_acct_obj = NULL;
-		qsd->qsd_acct_failed = true;
+		qqi->qqi_acct_failed = true;
 	}
 
 	/* open global index copy */
@@ -436,8 +525,7 @@ static int qsd_qtype_init(const struct lu_env *env, struct qsd_instance *qsd,
 	}
 
 	/* register proc entry for accounting & global index copy objects */
-	rc = lprocfs_seq_create(qsd->qsd_proc,
-				qtype == USRQUOTA ? "acct_user" : "acct_group",
+	rc = lprocfs_seq_create(qsd->qsd_proc, qtype2acct_name(qtype),
 				0444, &lprocfs_quota_seq_fops,
 				qqi->qqi_acct_obj);
 	if (rc) {
@@ -446,8 +534,7 @@ static int qsd_qtype_init(const struct lu_env *env, struct qsd_instance *qsd,
 		GOTO(out, rc);
 	}
 
-	rc = lprocfs_seq_create(qsd->qsd_proc,
-				qtype == USRQUOTA ? "limit_user" : "limit_group",
+	rc = lprocfs_seq_create(qsd->qsd_proc, qtype2glb_name(qtype),
 				0444, &lprocfs_quota_seq_fops,
 				qqi->qqi_glb_obj);
 	if (rc) {
@@ -504,14 +591,6 @@ void qsd_fini(const struct lu_env *env, struct qsd_instance *qsd)
 		qsd->qsd_ns = NULL;
 	}
 
-	/* free per-quota type data */
-	for (qtype = USRQUOTA; qtype < LL_MAXQUOTAS; qtype++)
-		qsd_qtype_fini(env, qsd, qtype);
-
-	/* deregister connection to the quota master */
-	qsd->qsd_exp_valid = false;
-	lustre_deregister_lwp_item(&qsd->qsd_exp);
-
 	/* release per-filesystem information */
 	if (qsd->qsd_fsinfo != NULL) {
 		mutex_lock(&qsd->qsd_fsinfo->qfs_mutex);
@@ -522,9 +601,17 @@ void qsd_fini(const struct lu_env *env, struct qsd_instance *qsd)
 		qsd->qsd_fsinfo = NULL;
 	}
 
+	/* free per-quota type data */
+	for (qtype = USRQUOTA; qtype < LL_MAXQUOTAS; qtype++)
+		qsd_qtype_fini(env, qsd, qtype);
+
+	/* deregister connection to the quota master */
+	qsd->qsd_exp_valid = false;
+	lustre_deregister_lwp_item(&qsd->qsd_exp);
+
 	/* release quota root directory */
 	if (qsd->qsd_root != NULL) {
-		lu_object_put(env, &qsd->qsd_root->do_lu);
+		dt_object_put(env, qsd->qsd_root);
 		qsd->qsd_root = NULL;
 	}
 
@@ -556,7 +643,7 @@ EXPORT_SYMBOL(qsd_fini);
  */
 struct qsd_instance *qsd_init(const struct lu_env *env, char *svname,
 			      struct dt_device *dev,
-			      struct proc_dir_entry *osd_proc)
+			      struct proc_dir_entry *osd_proc, bool is_md)
 {
 	struct qsd_thread_info	*qti = qsd_info(env);
 	struct qsd_instance	*qsd;
@@ -583,6 +670,7 @@ struct qsd_instance *qsd_init(const struct lu_env *env, char *svname,
 	INIT_LIST_HEAD(&qsd->qsd_adjust_list);
 	qsd->qsd_prepared = false;
 	qsd->qsd_started = false;
+	qsd->qsd_is_md = is_md;
 
 	/* copy service name */
 	if (strlcpy(qsd->qsd_svname, svname, sizeof(qsd->qsd_svname))
@@ -594,11 +682,6 @@ struct qsd_instance *qsd_init(const struct lu_env *env, char *svname,
 	lu_ref_add(&dev->dd_lu_dev.ld_reference, "qsd", qsd);
 	qsd->qsd_dev = dev;
 
-	/* we only support pool ID 0 (default data or metadata pool) for the
-	 * time being. A different pool ID could be assigned to this target via
-	 * the configuration log in the future */
-	qsd->qsd_pool_id  = 0;
-
 	/* get fsname from svname */
 	rc = server_name2fsname(svname, qti->qti_buf, NULL);
 	if (rc) {
@@ -619,8 +702,18 @@ struct qsd_instance *qsd_init(const struct lu_env *env, char *svname,
 	mutex_unlock(&qsd->qsd_fsinfo->qfs_mutex);
 
 	/* register procfs directory */
-	qsd->qsd_proc = lprocfs_register(QSD_DIR, osd_proc,
-					 lprocfs_quota_qsd_vars, qsd);
+	if (qsd->qsd_is_md)
+		qsd->qsd_proc = lprocfs_register(QSD_DIR_MD, osd_proc,
+						 lprocfs_quota_qsd_vars, qsd);
+	else
+		qsd->qsd_proc = lprocfs_register(QSD_DIR_DT, osd_proc,
+						 lprocfs_quota_qsd_vars, qsd);
+
+	if (type == LDD_F_SV_TYPE_MDT && qsd->qsd_is_md)
+		lprocfs_add_symlink(QSD_DIR, osd_proc, "./%s", QSD_DIR_MD);
+	else if (type == LDD_F_SV_TYPE_OST && !qsd->qsd_is_md)
+		lprocfs_add_symlink(QSD_DIR, osd_proc, "./%s", QSD_DIR_DT);
+
 	if (IS_ERR(qsd->qsd_proc)) {
 		rc = PTR_ERR(qsd->qsd_proc);
 		qsd->qsd_proc = NULL;
@@ -673,12 +766,10 @@ int qsd_prepare(const struct lu_env *env, struct qsd_instance *qsd)
 
 	/* Record whether this qsd instance is managing quota enforcement for a
 	 * MDT (i.e. inode quota) or OST (block quota) */
-	if (lu_device_is_md(qsd->qsd_dev->dd_lu_dev.ld_site->ls_top_dev)) {
-		qsd->qsd_is_md = true;
+	if (qsd->qsd_is_md)
 		qsd->qsd_sync_threshold = LQUOTA_LEAST_QUNIT(LQUOTA_RES_MD);
-	} else {
+	else
 		qsd->qsd_sync_threshold = LQUOTA_LEAST_QUNIT(LQUOTA_RES_DT);
-	}
 
 	/* look-up on-disk directory for the quota slave */
 	qsd->qsd_root = lquota_disk_dir_find_create(env, qsd->qsd_dev, NULL,
@@ -703,24 +794,27 @@ int qsd_prepare(const struct lu_env *env, struct qsd_instance *qsd)
 	qsd->qsd_prepared = true;
 	write_unlock(&qsd->qsd_lock);
 
+	if (qsd->qsd_dev->dd_rdonly)
+		RETURN(0);
+
 	/* start reintegration thread for each type, if required */
 	for (qtype = USRQUOTA; qtype < LL_MAXQUOTAS; qtype++) {
 		struct qsd_qtype_info	*qqi = qsd->qsd_type_array[qtype];
 
-		if (qsd_type_enabled(qsd, qtype) && qsd->qsd_acct_failed) {
+		if (qsd_type_enabled(qsd, qtype) &&
+		    qqi->qqi_acct_failed) {
 			LCONSOLE_ERROR("%s: can't enable quota enforcement "
 				       "since space accounting isn't functional"
 				       ". Please run tunefs.lustre --quota on "
 				       "an unmounted filesystem if not done "
 				       "already\n", qsd->qsd_svname);
-			break;
+			continue;
 		}
 
 		rc = qsd_start_reint_thread(qqi);
 		if (rc) {
-			CERROR("%s: failed to start reint thread for type %s "
-			       "(%d)\n", qsd->qsd_svname, QTYPE_NAME(qtype),
-			       rc);
+			CERROR("%s: failed to start reint thread for type %s: rc = %d\n",
+				qsd->qsd_svname, qtype_name(qtype), rc);
 			RETURN(rc);
 		}
 	}