const char *sptlrpc_part2name(enum lustre_sec_part part)
{
- switch (part) {
- case LUSTRE_SP_CLI:
- return "cli";
- case LUSTRE_SP_MDT:
- return "mdt";
- case LUSTRE_SP_OST:
- return "ost";
- case LUSTRE_SP_MGC:
- return "mgc";
- case LUSTRE_SP_MGS:
- return "mgs";
- case LUSTRE_SP_ANY:
- return "any";
- default:
- return "err";
- }
+ switch (part) {
+ case LUSTRE_SP_CLI:
+ return "cli";
+ case LUSTRE_SP_MDT:
+ return "mdt";
+ case LUSTRE_SP_OST:
+ return "ost";
+ case LUSTRE_SP_MGC:
+ return "mgc";
+ case LUSTRE_SP_MGS:
+ return "mgs";
+ case LUSTRE_SP_ANY:
+ return "any";
+ default:
+ return "err";
+ }
}
EXPORT_SYMBOL(sptlrpc_part2name);
enum lustre_sec_part sptlrpc_target_sec_part(struct obd_device *obd)
{
- const char *type = obd->obd_type->typ_name;
+ const char *type = obd->obd_type->typ_name;
- if (!strcmp(type, LUSTRE_MDT_NAME))
- return LUSTRE_SP_MDT;
- if (!strcmp(type, LUSTRE_OST_NAME))
- return LUSTRE_SP_OST;
- if (!strcmp(type, LUSTRE_MGS_NAME))
- return LUSTRE_SP_MGS;
+ if (!strcmp(type, LUSTRE_MDT_NAME))
+ return LUSTRE_SP_MDT;
+ if (!strcmp(type, LUSTRE_OST_NAME))
+ return LUSTRE_SP_OST;
+ if (!strcmp(type, LUSTRE_MGS_NAME))
+ return LUSTRE_SP_MGS;
- CERROR("unknown target %p(%s)\n", obd, type);
- return LUSTRE_SP_ANY;
+ CERROR("unknown target %p(%s)\n", obd, type);
+ return LUSTRE_SP_ANY;
}
-/****************************************
- * user supplied flavor string parsing *
- ****************************************/
+/* user supplied flavor string parsing */
-/*
- * format: <base_flavor>[-<bulk_type:alg_spec>]
- */
+/* format: <base_flavor>[-<bulk_type:alg_spec>] */
int sptlrpc_parse_flavor(const char *str, struct sptlrpc_flavor *flvr)
{
- char buf[32];
- char *bulk, *alg;
+ char buf[32];
+ char *bulk, *alg;
- memset(flvr, 0, sizeof(*flvr));
+ memset(flvr, 0, sizeof(*flvr));
- if (str == NULL || str[0] == '\0') {
- flvr->sf_rpc = SPTLRPC_FLVR_INVALID;
- return 0;
- }
+ if (str == NULL || str[0] == '\0') {
+ flvr->sf_rpc = SPTLRPC_FLVR_INVALID;
+ return 0;
+ }
strlcpy(buf, str, sizeof(buf));
- bulk = strchr(buf, '-');
- if (bulk)
- *bulk++ = '\0';
-
- flvr->sf_rpc = sptlrpc_name2flavor_base(buf);
- if (flvr->sf_rpc == SPTLRPC_FLVR_INVALID)
- goto err_out;
-
- /*
- * currently only base flavor "plain" can have bulk specification.
- */
- if (flvr->sf_rpc == SPTLRPC_FLVR_PLAIN) {
- flvr->u_bulk.hash.hash_alg = BULK_HASH_ALG_ADLER32;
- if (bulk) {
- /*
- * format: plain-hash:<hash_alg>
- */
- alg = strchr(bulk, ':');
- if (alg == NULL)
- goto err_out;
- *alg++ = '\0';
-
- if (strcmp(bulk, "hash"))
- goto err_out;
-
- flvr->u_bulk.hash.hash_alg = sptlrpc_get_hash_alg(alg);
- if (flvr->u_bulk.hash.hash_alg >= BULK_HASH_ALG_MAX)
- goto err_out;
- }
-
- if (flvr->u_bulk.hash.hash_alg == BULK_HASH_ALG_NULL)
- flvr_set_bulk_svc(&flvr->sf_rpc, SPTLRPC_BULK_SVC_NULL);
- else
- flvr_set_bulk_svc(&flvr->sf_rpc, SPTLRPC_BULK_SVC_INTG);
- } else {
- if (bulk)
- goto err_out;
- }
-
- flvr->sf_flags = 0;
- return 0;
+ bulk = strchr(buf, '-');
+ if (bulk)
+ *bulk++ = '\0';
+
+ flvr->sf_rpc = sptlrpc_name2flavor_base(buf);
+ if (flvr->sf_rpc == SPTLRPC_FLVR_INVALID)
+ goto err_out;
+
+ /* currently only base flavor "plain" can have bulk specification. */
+ if (flvr->sf_rpc == SPTLRPC_FLVR_PLAIN) {
+ flvr->u_bulk.hash.hash_alg = BULK_HASH_ALG_ADLER32;
+ if (bulk) {
+ /* format: plain-hash:<hash_alg> */
+ alg = strchr(bulk, ':');
+ if (alg == NULL)
+ goto err_out;
+ *alg++ = '\0';
+
+ if (strcmp(bulk, "hash"))
+ goto err_out;
+
+ flvr->u_bulk.hash.hash_alg = sptlrpc_get_hash_alg(alg);
+ if (flvr->u_bulk.hash.hash_alg >= BULK_HASH_ALG_MAX)
+ goto err_out;
+ }
+
+ if (flvr->u_bulk.hash.hash_alg == BULK_HASH_ALG_NULL)
+ flvr_set_bulk_svc(&flvr->sf_rpc, SPTLRPC_BULK_SVC_NULL);
+ else
+ flvr_set_bulk_svc(&flvr->sf_rpc, SPTLRPC_BULK_SVC_INTG);
+ } else {
+ if (bulk)
+ goto err_out;
+ }
+
+ flvr->sf_flags = 0;
+ return 0;
err_out:
- CERROR("invalid flavor string: %s\n", str);
- return -EINVAL;
+ CERROR("invalid flavor string: %s\n", str);
+ return -EINVAL;
}
EXPORT_SYMBOL(sptlrpc_parse_flavor);
-/****************************************
- * configure rules *
- ****************************************/
+/* configure rules */
static void get_default_flavor(struct sptlrpc_flavor *sf)
{
- memset(sf, 0, sizeof(*sf));
+ memset(sf, 0, sizeof(*sf));
- sf->sf_rpc = SPTLRPC_FLVR_NULL;
- sf->sf_flags = 0;
+ sf->sf_rpc = SPTLRPC_FLVR_NULL;
+ sf->sf_flags = 0;
}
static void sptlrpc_rule_init(struct sptlrpc_rule *rule)
get_default_flavor(&rule->sr_flvr);
}
-/*
- * format: network[.direction]=flavor
- */
+/* format: network[.direction]=flavor */
int sptlrpc_parse_rule(char *param, struct sptlrpc_rule *rule)
{
char *flavor, *dir;
}
EXPORT_SYMBOL(sptlrpc_rule_set_free);
-/*
- * return 0 if the rule set could accomodate one more rule.
- */
+/* return 0 if the rule set could accomodate one more rule. */
int sptlrpc_rule_set_expand(struct sptlrpc_rule_set *rset)
{
struct sptlrpc_rule *rules;
return (rule->sr_netid != LNET_NET_ANY);
}
static inline int rule_match_dir(struct sptlrpc_rule *r1,
- struct sptlrpc_rule *r2)
+ struct sptlrpc_rule *r2)
{
return (r1->sr_from == r2->sr_from && r1->sr_to == r2->sr_to);
}
static inline int rule_match_net(struct sptlrpc_rule *r1,
- struct sptlrpc_rule *r2)
+ struct sptlrpc_rule *r2)
{
return (r1->sr_netid == r2->sr_netid);
}
* merge @rule into @rset.
* the @rset slots might be expanded.
*/
-int sptlrpc_rule_set_merge(struct sptlrpc_rule_set *rset,
- struct sptlrpc_rule *rule)
+int sptlrpc_rule_set_merge(struct sptlrpc_rule_set *rset,
+ struct sptlrpc_rule *rule)
{
struct sptlrpc_rule *p = rset->srs_rules;
int spec_dir, spec_net;
spec_net = rule_spec_net(rule);
spec_dir = rule_spec_dir(rule);
- for (n = 0; n < rset->srs_nrule; n++) {
- p = &rset->srs_rules[n];
-
- /* test network match, if failed:
- * - spec rule: skip rules which is also spec rule match, until
- * we hit a wild rule, which means no more chance
- * - wild rule: skip until reach the one which is also wild
- * and matches
- */
- if (!rule_match_net(p, rule)) {
- if (spec_net) {
- if (rule_spec_net(p))
- continue;
- else
- break;
- } else {
- continue;
- }
- }
-
- /* test dir match, same logic as net matching */
- if (!rule_match_dir(p, rule)) {
- if (spec_dir) {
- if (rule_spec_dir(p))
- continue;
- else
- break;
- } else {
- continue;
- }
- }
-
- /* find a match */
- match = 1;
- break;
- }
-
- if (match) {
- LASSERT(n >= 0 && n < rset->srs_nrule);
-
- if (rule->sr_flvr.sf_rpc == SPTLRPC_FLVR_INVALID) {
- /* remove this rule */
- if (n < rset->srs_nrule - 1)
- memmove(&rset->srs_rules[n],
- &rset->srs_rules[n + 1],
- (rset->srs_nrule - n - 1) *
- sizeof(*rule));
- rset->srs_nrule--;
- } else {
- /* override the rule */
- memcpy(&rset->srs_rules[n], rule, sizeof(*rule));
- }
- } else {
- LASSERT(n >= 0 && n <= rset->srs_nrule);
-
- if (rule->sr_flvr.sf_rpc != SPTLRPC_FLVR_INVALID) {
- rc = sptlrpc_rule_set_expand(rset);
- if (rc)
- return rc;
-
- if (n < rset->srs_nrule)
- memmove(&rset->srs_rules[n + 1],
- &rset->srs_rules[n],
- (rset->srs_nrule - n) * sizeof(*rule));
- memcpy(&rset->srs_rules[n], rule, sizeof(*rule));
- rset->srs_nrule++;
- } else {
- CDEBUG(D_CONFIG, "ignore the unmatched deletion\n");
- }
- }
-
- return 0;
+ for (n = 0; n < rset->srs_nrule; n++) {
+ p = &rset->srs_rules[n];
+
+ /* test network match, if failed:
+ * - spec rule: skip rules which is also spec rule match, until
+ * we hit a wild rule, which means no more chance
+ * - wild rule: skip until reach the one which is also wild
+ * and matches
+ */
+ if (!rule_match_net(p, rule)) {
+ if (spec_net) {
+ if (rule_spec_net(p))
+ continue;
+ else
+ break;
+ } else {
+ continue;
+ }
+ }
+
+ /* test dir match, same logic as net matching */
+ if (!rule_match_dir(p, rule)) {
+ if (spec_dir) {
+ if (rule_spec_dir(p))
+ continue;
+ else
+ break;
+ } else {
+ continue;
+ }
+ }
+
+ /* find a match */
+ match = 1;
+ break;
+ }
+
+ if (match) {
+ LASSERT(n >= 0 && n < rset->srs_nrule);
+
+ if (rule->sr_flvr.sf_rpc == SPTLRPC_FLVR_INVALID) {
+ /* remove this rule */
+ if (n < rset->srs_nrule - 1)
+ memmove(&rset->srs_rules[n],
+ &rset->srs_rules[n + 1],
+ (rset->srs_nrule - n - 1) *
+ sizeof(*rule));
+ rset->srs_nrule--;
+ } else {
+ /* override the rule */
+ memcpy(&rset->srs_rules[n], rule, sizeof(*rule));
+ }
+ } else {
+ LASSERT(n >= 0 && n <= rset->srs_nrule);
+
+ if (rule->sr_flvr.sf_rpc != SPTLRPC_FLVR_INVALID) {
+ rc = sptlrpc_rule_set_expand(rset);
+ if (rc)
+ return rc;
+
+ if (n < rset->srs_nrule)
+ memmove(&rset->srs_rules[n + 1],
+ &rset->srs_rules[n],
+ (rset->srs_nrule - n) * sizeof(*rule));
+ memcpy(&rset->srs_rules[n], rule, sizeof(*rule));
+ rset->srs_nrule++;
+ } else {
+ CDEBUG(D_CONFIG, "ignore the unmatched deletion\n");
+ }
+ }
+
+ return 0;
}
EXPORT_SYMBOL(sptlrpc_rule_set_merge);
void sptlrpc_rule_set_dump(struct sptlrpc_rule_set *rset)
{
- struct sptlrpc_rule *r;
- int n;
+ struct sptlrpc_rule *r;
+ int n;
- for (n = 0; n < rset->srs_nrule; n++) {
- r = &rset->srs_rules[n];
- CDEBUG(D_SEC, "<%02d> from %x to %x, net %x, rpc %x\n", n,
- r->sr_from, r->sr_to, r->sr_netid, r->sr_flvr.sf_rpc);
- }
+ for (n = 0; n < rset->srs_nrule; n++) {
+ r = &rset->srs_rules[n];
+ CDEBUG(D_SEC, "<%02d> from %x to %x, net %x, rpc %x\n", n,
+ r->sr_from, r->sr_to, r->sr_netid, r->sr_flvr.sf_rpc);
+ }
}
static int sptlrpc_rule_set_extract(struct sptlrpc_rule_set *gen,
- struct sptlrpc_rule_set *tgt,
- enum lustre_sec_part from,
- enum lustre_sec_part to,
- struct sptlrpc_rule_set *rset)
+ struct sptlrpc_rule_set *tgt,
+ enum lustre_sec_part from,
+ enum lustre_sec_part to,
+ struct sptlrpc_rule_set *rset)
{
struct sptlrpc_rule_set *src[2] = { gen, tgt };
struct sptlrpc_rule *rule;
if (src[i] == NULL)
continue;
- for (n = 0; n < src[i]->srs_nrule; n++) {
- rule = &src[i]->srs_rules[n];
-
- if (from != LUSTRE_SP_ANY &&
- rule->sr_from != LUSTRE_SP_ANY &&
- rule->sr_from != from)
- continue;
- if (to != LUSTRE_SP_ANY &&
- rule->sr_to != LUSTRE_SP_ANY &&
- rule->sr_to != to)
- continue;
-
- rc = sptlrpc_rule_set_merge(rset, rule);
- if (rc) {
- CERROR("can't merge: %d\n", rc);
- return rc;
- }
- }
- }
+ for (n = 0; n < src[i]->srs_nrule; n++) {
+ rule = &src[i]->srs_rules[n];
+
+ if (from != LUSTRE_SP_ANY &&
+ rule->sr_from != LUSTRE_SP_ANY &&
+ rule->sr_from != from)
+ continue;
+ if (to != LUSTRE_SP_ANY &&
+ rule->sr_to != LUSTRE_SP_ANY &&
+ rule->sr_to != to)
+ continue;
+
+ rc = sptlrpc_rule_set_merge(rset, rule);
+ if (rc) {
+ CERROR("can't merge: %d\n", rc);
+ return rc;
+ }
+ }
+ }
- return 0;
+ return 0;
}
-/**********************************
- * sptlrpc configuration support *
- **********************************/
+/* sptlrpc configuration support */
struct sptlrpc_conf_tgt {
struct list_head sct_list;
- char sct_name[MAX_OBD_NAME];
- struct sptlrpc_rule_set sct_rset;
+ char sct_name[MAX_OBD_NAME];
+ struct sptlrpc_rule_set sct_rset;
};
struct sptlrpc_conf {
static
struct sptlrpc_conf_tgt *sptlrpc_conf_get_tgt(struct sptlrpc_conf *conf,
- const char *name,
- int create)
+ const char *name,
+ int create)
{
- struct sptlrpc_conf_tgt *conf_tgt;
+ struct sptlrpc_conf_tgt *conf_tgt;
list_for_each_entry(conf_tgt, &conf->sc_tgts, sct_list) {
- if (strcmp(conf_tgt->sct_name, name) == 0)
- return conf_tgt;
- }
+ if (strcmp(conf_tgt->sct_name, name) == 0)
+ return conf_tgt;
+ }
- if (!create)
- return NULL;
+ if (!create)
+ return NULL;
- OBD_ALLOC_PTR(conf_tgt);
- if (conf_tgt) {
+ OBD_ALLOC_PTR(conf_tgt);
+ if (conf_tgt) {
strlcpy(conf_tgt->sct_name, name, sizeof(conf_tgt->sct_name));
- sptlrpc_rule_set_init(&conf_tgt->sct_rset);
+ sptlrpc_rule_set_init(&conf_tgt->sct_rset);
list_add(&conf_tgt->sct_list, &conf->sc_tgts);
- }
+ }
- return conf_tgt;
+ return conf_tgt;
}
static
struct sptlrpc_conf *sptlrpc_conf_get(const char *fsname,
- int create)
+ int create)
{
- struct sptlrpc_conf *conf;
+ struct sptlrpc_conf *conf;
list_for_each_entry(conf, &sptlrpc_confs, sc_list) {
- if (strcmp(conf->sc_fsname, fsname) == 0)
- return conf;
- }
+ if (strcmp(conf->sc_fsname, fsname) == 0)
+ return conf;
+ }
- if (!create)
- return NULL;
+ if (!create)
+ return NULL;
- OBD_ALLOC_PTR(conf);
- if (conf == NULL)
- return NULL;
+ OBD_ALLOC_PTR(conf);
+ if (conf == NULL)
+ return NULL;
if (strlcpy(conf->sc_fsname, fsname, sizeof(conf->sc_fsname)) >=
sizeof(conf->sc_fsname)) {
OBD_FREE_PTR(conf);
return NULL;
}
- sptlrpc_rule_set_init(&conf->sc_rset);
+ sptlrpc_rule_set_init(&conf->sc_rset);
INIT_LIST_HEAD(&conf->sc_tgts);
list_add(&conf->sc_list, &sptlrpc_confs);
- CDEBUG(D_SEC, "create sptlrpc conf %s\n", conf->sc_fsname);
- return conf;
+ CDEBUG(D_SEC, "create sptlrpc conf %s\n", conf->sc_fsname);
+ return conf;
}
-/**
- * caller must hold conf_lock already.
- */
+/* caller must hold conf_lock already. */
static int sptlrpc_conf_merge_rule(struct sptlrpc_conf *conf,
- const char *target,
- struct sptlrpc_rule *rule)
+ const char *target,
+ struct sptlrpc_rule *rule)
{
- struct sptlrpc_conf_tgt *conf_tgt;
- struct sptlrpc_rule_set *rule_set;
+ struct sptlrpc_conf_tgt *conf_tgt;
+ struct sptlrpc_rule_set *rule_set;
- /* fsname == target means general rules for the whole fs */
- if (strcmp(conf->sc_fsname, target) == 0) {
- rule_set = &conf->sc_rset;
- } else {
- conf_tgt = sptlrpc_conf_get_tgt(conf, target, 1);
- if (conf_tgt) {
- rule_set = &conf_tgt->sct_rset;
- } else {
- CERROR("out of memory, can't merge rule!\n");
- return -ENOMEM;
- }
- }
+ /* fsname == target means general rules for the whole fs */
+ if (strcmp(conf->sc_fsname, target) == 0) {
+ rule_set = &conf->sc_rset;
+ } else {
+ conf_tgt = sptlrpc_conf_get_tgt(conf, target, 1);
+ if (conf_tgt) {
+ rule_set = &conf_tgt->sct_rset;
+ } else {
+ CERROR("out of memory, can't merge rule!\n");
+ return -ENOMEM;
+ }
+ }
- return sptlrpc_rule_set_merge(rule_set, rule);
+ return sptlrpc_rule_set_merge(rule_set, rule);
}
/**
static int logname2fsname(const char *logname, char *buf, int buflen)
{
- char *ptr;
- int len;
+ char *ptr;
+ int len;
- ptr = strrchr(logname, '-');
- if (ptr == NULL || strcmp(ptr, "-sptlrpc")) {
- CERROR("%s is not a sptlrpc config log\n", logname);
- return -EINVAL;
- }
+ ptr = strrchr(logname, '-');
+ if (ptr == NULL || strcmp(ptr, "-sptlrpc")) {
+ CERROR("%s is not a sptlrpc config log\n", logname);
+ return -EINVAL;
+ }
- len = min((int) (ptr - logname), buflen - 1);
+ len = min((int) (ptr - logname), buflen - 1);
- memcpy(buf, logname, len);
- buf[len] = '\0';
- return 0;
+ memcpy(buf, logname, len);
+ buf[len] = '\0';
+ return 0;
}
void sptlrpc_conf_log_update_begin(const char *logname)
{
- struct sptlrpc_conf *conf;
- char fsname[16];
+ struct sptlrpc_conf *conf;
+ char fsname[16];
- if (logname2fsname(logname, fsname, sizeof(fsname)))
- return;
+ if (logname2fsname(logname, fsname, sizeof(fsname)))
+ return;
mutex_lock(&sptlrpc_conf_lock);
- conf = sptlrpc_conf_get(fsname, 0);
+ conf = sptlrpc_conf_get(fsname, 0);
if (conf) {
if (conf->sc_local) {
LASSERT(conf->sc_updated == 0);
}
EXPORT_SYMBOL(sptlrpc_conf_log_update_begin);
-/**
- * mark a config log has been updated
- */
+/* mark a config log has been updated */
void sptlrpc_conf_log_update_end(const char *logname)
{
- struct sptlrpc_conf *conf;
- char fsname[16];
+ struct sptlrpc_conf *conf;
+ char fsname[16];
- if (logname2fsname(logname, fsname, sizeof(fsname)))
- return;
+ if (logname2fsname(logname, fsname, sizeof(fsname)))
+ return;
mutex_lock(&sptlrpc_conf_lock);
- conf = sptlrpc_conf_get(fsname, 0);
- if (conf) {
- /*
- * if original state is not updated, make sure the
- * modified counter > 0 to enforce updating local copy.
- */
- if (conf->sc_updated == 0)
- conf->sc_modified++;
+ conf = sptlrpc_conf_get(fsname, 0);
+ if (conf) {
+ /* if original state is not updated, make sure the
+ * modified counter > 0 to enforce updating local copy.
+ */
+ if (conf->sc_updated == 0)
+ conf->sc_modified++;
- conf->sc_updated = 1;
- }
+ conf->sc_updated = 1;
+ }
mutex_unlock(&sptlrpc_conf_lock);
}
void sptlrpc_conf_log_start(const char *logname)
{
- char fsname[16];
+ char fsname[16];
- if (logname2fsname(logname, fsname, sizeof(fsname)))
- return;
+ if (logname2fsname(logname, fsname, sizeof(fsname)))
+ return;
mutex_lock(&sptlrpc_conf_lock);
- sptlrpc_conf_get(fsname, 1);
+ sptlrpc_conf_get(fsname, 1);
mutex_unlock(&sptlrpc_conf_lock);
}
EXPORT_SYMBOL(sptlrpc_conf_log_start);
void sptlrpc_conf_log_stop(const char *logname)
{
- struct sptlrpc_conf *conf;
- char fsname[16];
+ struct sptlrpc_conf *conf;
+ char fsname[16];
- if (logname2fsname(logname, fsname, sizeof(fsname)))
- return;
+ if (logname2fsname(logname, fsname, sizeof(fsname)))
+ return;
mutex_lock(&sptlrpc_conf_lock);
- conf = sptlrpc_conf_get(fsname, 0);
- if (conf)
- sptlrpc_conf_free(conf);
+ conf = sptlrpc_conf_get(fsname, 0);
+ if (conf)
+ sptlrpc_conf_free(conf);
mutex_unlock(&sptlrpc_conf_lock);
}
EXPORT_SYMBOL(sptlrpc_conf_log_stop);
-static void inline flavor_set_flags(struct sptlrpc_flavor *sf,
- enum lustre_sec_part from,
- enum lustre_sec_part to,
- unsigned int fl_udesc)
-{
- /*
- * null flavor doesn't need to set any flavor, and in fact
- * we'd better not do that because everybody share a single sec.
- */
- if (sf->sf_rpc == SPTLRPC_FLVR_NULL)
- return;
-
- if (from == LUSTRE_SP_MDT) {
- /* MDT->MDT; MDT->OST */
- sf->sf_flags |= PTLRPC_SEC_FL_ROOTONLY;
- } else if (from == LUSTRE_SP_CLI && to == LUSTRE_SP_OST) {
- /* CLI->OST */
- sf->sf_flags |= PTLRPC_SEC_FL_ROOTONLY | PTLRPC_SEC_FL_BULK;
- } else if (from == LUSTRE_SP_CLI && to == LUSTRE_SP_MDT) {
- /* CLI->MDT */
- if (fl_udesc && sf->sf_rpc != SPTLRPC_FLVR_NULL)
- sf->sf_flags |= PTLRPC_SEC_FL_UDESC;
- }
+static inline void flavor_set_flags(struct sptlrpc_flavor *sf,
+ enum lustre_sec_part from,
+ enum lustre_sec_part to,
+ unsigned int fl_udesc)
+{
+ /* null flavor doesn't need to set any flavor, and in fact
+ * we'd better not do that because everybody share a single sec.
+ */
+ if (sf->sf_rpc == SPTLRPC_FLVR_NULL)
+ return;
+
+ if (from == LUSTRE_SP_MDT) {
+ /* MDT->MDT; MDT->OST */
+ sf->sf_flags |= PTLRPC_SEC_FL_ROOTONLY;
+ } else if (from == LUSTRE_SP_CLI && to == LUSTRE_SP_OST) {
+ /* CLI->OST */
+ sf->sf_flags |= PTLRPC_SEC_FL_ROOTONLY | PTLRPC_SEC_FL_BULK;
+ } else if (from == LUSTRE_SP_CLI && to == LUSTRE_SP_MDT) {
+ /* CLI->MDT */
+ if (fl_udesc && sf->sf_rpc != SPTLRPC_FLVR_NULL)
+ sf->sf_flags |= PTLRPC_SEC_FL_UDESC;
+ }
/* Some flavors use a single uid (0) context */
if (flvr_is_rootonly(sf->sf_rpc))
{
struct obd_import *imp;
int rc;
+
ENTRY;
LASSERT(strcmp(obd->obd_type->typ_name, LUSTRE_MDC_NAME) == 0 ||
enum lustre_sec_part sp_dst;
char fsname[MTI_NAME_MAXLEN];
int rc = 0;
+
ENTRY;
if (strcmp(obd->obd_type->typ_name, LUSTRE_MDT_NAME) == 0) {
git://git.whamcloud.com / fs / lustre-release.git / commitdiff