61 lines
2.6 KiB
C
61 lines
2.6 KiB
C
/*
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iscsi test-tool multipath support
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Copyright (C) 2015 David Disseldorp
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _ISCSI_MULTIPATH_H_
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#define _ISCSI_MULTIPATH_H_
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#define MPATH_MAX_DEVS 2
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extern int mp_num_sds;
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extern struct scsi_device *mp_sds[MPATH_MAX_DEVS];
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int
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mpath_check_matching_ids(int num_sds,
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struct scsi_device **sds);
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int
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mpath_count_iscsi(int num_sds,
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struct scsi_device **sds);
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int
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mpath_sd2_get_or_clone(struct scsi_device *sd1, struct scsi_device **_sd2);
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void
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mpath_sd2_put(struct scsi_device *sd2);
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#define MPATH_SKIP_IF_UNAVAILABLE(_sds, _num_sds) \
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do { \
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if (_num_sds <= 1) { \
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logging(LOG_NORMAL, "[SKIPPED] Multipath unavailable." \
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" Skipping test"); \
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CU_PASS("[SKIPPED] Multipath unavailable." \
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" Skipping test"); \
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return; \
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} \
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} while (0);
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#define MPATH_SKIP_UNLESS_ISCSI(_sds, _num_sds) \
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do { \
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if (mpath_count_iscsi(_num_sds, _sds) != _num_sds) { \
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logging(LOG_NORMAL, "[SKIPPED] Non-iSCSI multipath." \
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" Skipping test"); \
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CU_PASS("[SKIPPED] Non-iSCSI multipath." \
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" Skipping test"); \
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return; \
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} \
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} while (0);
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#endif /* _ISCSI_MULTIPATH_H_ */
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