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| author | Mike Christie <michael.christie@oracle.com> | 2022-02-27 00:54:02 -0600 |
|---|---|---|
| committer | Mike Christie <michael.christie@oracle.com> | 2022-02-27 00:58:40 -0600 |
| commit | a7191212659055ac727d51b9131d146e4aa921c5 (patch) | |
| tree | bb14b839a0acbd8c68488adc68a4eee329a7d446 | |
| parent | ed47bdfc4e938573211399fbb9a8b739c371c700 (diff) | |
| download | open-iscsi-a7191212659055ac727d51b9131d146e4aa921c5.tar.gz | |
iscsi sysfs: add helpers to get conn state and cleanup state
Add some helpers to get the conn state and test if the connection has sent
a conn error and needs to be cleaned up.
Signed-off-by: Mike Christie <michael.christie@oracle.com>
| -rw-r--r-- | usr/iscsi_sysfs.c | 25 | ||||
| -rw-r--r-- | usr/iscsi_sysfs.h | 2 |
2 files changed, 27 insertions, 0 deletions
diff --git a/usr/iscsi_sysfs.c b/usr/iscsi_sysfs.c index 9a591be..c8f6df2 100644 --- a/usr/iscsi_sysfs.c +++ b/usr/iscsi_sysfs.c @@ -1582,6 +1582,17 @@ int iscsi_sysfs_get_session_state(char *state, int sid) return 0; } +int iscsi_sysfs_get_conn_state(char *state, int sid) +{ + char id[NAME_SIZE]; + + snprintf(id, sizeof(id), ISCSI_CONN_ID, sid); + if (sysfs_get_str(id, ISCSI_CONN_SUBSYS, "state", state, + SCSI_MAX_STATE_VALUE)) + return ISCSI_ERR_SYSFS_LOOKUP; + return 0; +} + int iscsi_sysfs_get_host_state(char *state, int host_no) { char id[NAME_SIZE]; @@ -1848,6 +1859,20 @@ int iscsi_sysfs_get_exp_statsn(int sid) return exp_statsn; } +int iscsi_sysfs_conn_needs_cleanup(int sid) +{ + char id[NAME_SIZE]; + int needs_cleanup; + + snprintf(id, sizeof(id), ISCSI_CONN_ID, sid); + + if (sysfs_get_int(id, ISCSI_CONN_SUBSYS, "needs_cleanup", + &needs_cleanup)) + return -1; + + return needs_cleanup; +} + int iscsi_sysfs_session_supports_nop(int sid) { char id[NAME_SIZE]; diff --git a/usr/iscsi_sysfs.h b/usr/iscsi_sysfs.h index 9575c65..f9ae658 100644 --- a/usr/iscsi_sysfs.h +++ b/usr/iscsi_sysfs.h @@ -91,9 +91,11 @@ extern void iscsi_sysfs_get_negotiated_conn_conf(int sid, struct iscsi_conn_operational_config *conf); extern pid_t iscsi_sysfs_scan_host(int hostno, int async, int autoscan); extern int iscsi_sysfs_get_session_state(char *state, int sid); +extern int iscsi_sysfs_get_conn_state(char *state, int sid); extern int iscsi_sysfs_get_host_state(char *state, int host_no); extern int iscsi_sysfs_get_device_state(char *state, int host_no, int target, int lun); +extern int iscsi_sysfs_conn_needs_cleanup(int sid); extern int iscsi_sysfs_get_exp_statsn(int sid); extern void iscsi_sysfs_set_queue_depth(void *data, int hostno, int target, int lun); |