diff options
Diffstat (limited to 'usr/src/cmd/cmd-inet/usr.lib/in.mpathd/mpd_tables.h')
| -rw-r--r-- | usr/src/cmd/cmd-inet/usr.lib/in.mpathd/mpd_tables.h | 130 |
1 files changed, 67 insertions, 63 deletions
diff --git a/usr/src/cmd/cmd-inet/usr.lib/in.mpathd/mpd_tables.h b/usr/src/cmd/cmd-inet/usr.lib/in.mpathd/mpd_tables.h index e4be3ccb30..39da2c3f1b 100644 --- a/usr/src/cmd/cmd-inet/usr.lib/in.mpathd/mpd_tables.h +++ b/usr/src/cmd/cmd-inet/usr.lib/in.mpathd/mpd_tables.h @@ -19,15 +19,13 @@ * CDDL HEADER END */ /* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved. + * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _MPD_TABLES_H #define _MPD_TABLES_H -#pragma ident "%Z%%M% %I% %E% SMI" - #ifdef __cplusplus extern "C" { #endif @@ -47,20 +45,11 @@ extern "C" { * switch AND * (ii) share the same phyint group name. * Load spreading and failover occur across members of the same phyint group. - * phyint group members must be homogenous. i.e. if a phyint belonging to a + * phyint group members must be homogeneous. i.e. if a phyint belonging to a * phyint group has a IPv6 protocol instance, then all members of the phyint * group, must have IPv6 protocol instances. (struct phyint_group) */ -/* - * Parameter passed to try_failover(), indicating the type of failover - * that is requested. - */ -#define FAILOVER_NORMAL 1 /* Failover to another phyint */ - /* that is preferably a standby */ -#define FAILOVER_TO_NONSTANDBY 2 /* Failover to non-standby phyint */ -#define FAILOVER_TO_ANY 3 /* Failover to any available phyint */ - #define MAXDEFERREDRTT 1 /* Maximum number of deferred rtts */ /* @@ -79,15 +68,9 @@ extern "C" { #define PI_IOCTL_ERROR 4 /* Some ioctl error */ #define PI_GROUP_CHANGED 5 /* The phyint has changed group. */ -/* - * Though IFF_POINTOPOINT is a logint property, for the purpose of - * failover, we treat it as a phyint property. Note that we cannot failover - * individual logints. - */ #define PHYINT_FLAGS(flags) \ - (((flags) & (IFF_STANDBY | IFF_INACTIVE | IFF_FAILED | IFF_OFFLINE | \ - IFF_POINTOPOINT | IFF_RUNNING)) | (handle_link_notifications ? \ - 0 : IFF_RUNNING)) + (((flags) & (IFF_STANDBY | IFF_INACTIVE | IFF_FAILED | IFF_OFFLINE | \ + IFF_RUNNING)) | (handle_link_notifications ? 0 : IFF_RUNNING)) /* A Phyint can have up to 2 instances, the IPv4 and the IPv6 instance */ #define PHYINT_INSTANCE(pi, af) \ @@ -152,29 +135,32 @@ extern "C" { * Phyint group states; see below for the phyint group definition. */ enum pg_state { - PG_RUNNING = 1, /* at least one interface in group is working */ - PG_FAILED = 2 /* group has failed completely */ + PG_OK = 1, /* all interfaces in the group are working */ + PG_DEGRADED, /* some interfaces in the group are unusable */ + PG_FAILED /* all interfaces in the group are unusable */ }; /* * Convenience macro to check if the whole group has failed. */ -#define GROUP_FAILED(pg) ((pg)->pg_groupfailed) +#define GROUP_FAILED(pg) ((pg)->pg_state == PG_FAILED) /* * A doubly linked list of all phyint groups in the system. * A phyint group is identified by its group name. */ struct phyint_group { - char pg_name[LIFNAMSIZ + 1]; /* Phyint group name */ + char pg_name[LIFGRNAMSIZ]; /* Phyint group name */ struct phyint *pg_phyint; /* List of phyints in this group */ struct phyint_group *pg_next; /* Next phyint group */ struct phyint_group *pg_prev; /* Prev phyint group */ - uint64_t pg_sig; /* Current signature of this group */ - int pg_probeint; /* Interval between probes */ - int pg_fdt; /* Time needed to detect failure */ - uint_t - pg_groupfailed : 1; /* The whole group has failed */ + uint64_t pg_sig; /* Current signature of this group */ + int pg_probeint; /* Interval between probes */ + int pg_fdt; /* Time needed to detect failure */ + enum pg_state pg_state; /* Current group state */ + boolean_t pg_in_use; /* To detect removed groups */ + struct addrlist *pg_addrs; /* Data addresses in this group */ + boolean_t pg_failmsg_printed; /* Group failure msg printed */ }; /* @@ -207,6 +193,11 @@ struct phyint { uint16_t pi_icmpid; /* icmp id in icmp echo request */ uint64_t pi_taddrthresh; /* time (in secs) to delay logging */ /* about missing test addresses */ + dlpi_handle_t pi_dh; /* DLPI handle to underlying link */ + uint_t pi_notes; /* enabled DLPI notifications */ + uchar_t pi_hwaddr[DLPI_PHYSADDR_MAX]; /* phyint's hw address */ + size_t pi_hwaddrlen; /* phyint's hw address length */ + /* * The pi_whenup array is a circular buffer of the most recent * times (in milliseconds since some arbitrary point of time in @@ -217,14 +208,12 @@ struct phyint { unsigned int pi_whendx; uint_t - pi_empty : 1, /* failover done, empty */ - pi_full : 1, /* failback done, full */ - /* More details in probe.c */ pi_taddrmsg_printed : 1, /* testaddr msg printed */ pi_duptaddrmsg_printed : 1, /* dup testaddr msg printed */ pi_cfgmsg_printed : 1, /* bad config msg printed */ pi_lfmsg_printed : 1, /* link-flapping msg printed */ - pi_link_state : 1; /* interface link state */ + pi_link_state : 1, /* interface link state */ + pi_hwaddrdup : 1; /* disabled due to dup hw address */ }; /* @@ -260,19 +249,19 @@ struct phyint_instance { uint64_t pii_flags; /* Phyint flags from kernel */ struct probe_stats { - struct target *pr_target; /* Probe Target */ - uint_t pr_time_sent; /* Time probe was sent */ + uint_t pr_id; /* Full ID of probe */ + struct target *pr_target; /* Probe Target */ + uint_t pr_time_lost; /* Time probe declared lost */ + struct timeval pr_tv_sent; /* Wall time probe was sent */ + hrtime_t pr_hrtime_start; /* hrtime probe op started */ + hrtime_t pr_hrtime_sent; /* hrtime probe was sent */ + hrtime_t pr_hrtime_ackrecv; /* hrtime probe ack received */ + hrtime_t pr_hrtime_ackproc; /* hrtime probe ack processed */ uint_t pr_status; /* probe status as below */ #define PR_UNUSED 0 /* Probe slot unused */ #define PR_UNACKED 1 /* Probe is unacknowledged */ #define PR_ACKED 2 /* Probe has been acknowledged */ #define PR_LOST 3 /* Probe is declared lost */ - union { - uint_t tl; /* time probe is declared lost */ - uint_t ta; /* time probe is acked */ - } prt; -#define pr_time_lost prt.tl -#define pr_time_acked prt.ta } pii_probes[PROBE_STATS_COUNT]; uint_t @@ -319,7 +308,6 @@ struct logint { struct in6_addr li_subnet; /* prefix / subnet */ uint_t li_subnet_len; /* prefix / subnet length */ uint64_t li_flags; /* IFF_* flags */ - uint_t li_oifindex; /* original ifindex (SIOCGLIFOINDEX) */ uint_t li_in_use : 1, /* flag to detect deleted logints */ li_dupaddr : 1; /* test address is not unique */ @@ -345,12 +333,12 @@ struct target { #define TG_DEAD 4 /* Target is not responding */ hrtime_t tg_latime; /* Target's last active time */ - int tg_rtt_sa; /* Scaled round trip time(RTT) avg. */ - int tg_rtt_sd; /* Scaled RTT deviation */ - int tg_crtt; /* Conservative RTT = A + 4D */ + int64_t tg_rtt_sa; /* Scaled RTT average (in ns) */ + int64_t tg_rtt_sd; /* Scaled RTT deviation (in ns) */ + int tg_crtt; /* Conservative RTT = A + 4D (in ms) */ uint32_t tg_in_use : 1; /* In use flag */ - int tg_deferred[MAXDEFERREDRTT + 1]; + int64_t tg_deferred[MAXDEFERREDRTT + 1]; /* Deferred rtt data points */ int tg_num_deferred; /* Number of deferred rtt data points */ @@ -393,19 +381,20 @@ struct probe_success_count struct probes_missed { uint_t pm_nprobes; /* Cumulative number of missed probes */ - uint_t pm_ntimes; /* Total number of occassions */ + uint_t pm_ntimes; /* Total number of occasions */ }; -struct local_addr -{ - struct in6_addr addr; - struct local_addr *next; -}; +typedef struct addrlist { + struct addrlist *al_next; /* next address */ + char al_name[LIFNAMSIZ]; /* address lif name */ + uint64_t al_flags; /* address flags */ + struct sockaddr_storage al_addr; /* address */ +} addrlist_t; /* * Globals */ -extern struct local_addr *laddr_list; +extern addrlist_t *localaddrs; /* List of all local addresses, including local zones */ extern struct phyint *phyints; /* List of all phyints */ extern struct phyint_group *phyint_groups; /* List of all phyint groups */ @@ -428,10 +417,19 @@ extern void phyint_inst_delete(struct phyint_instance *pii); extern uint_t phyint_inst_timer(struct phyint_instance *pii); extern boolean_t phyint_inst_sockinit(struct phyint_instance *pii); -extern void phyint_newtype(struct phyint *pi); +extern void phyint_changed(struct phyint *pi); extern void phyint_chstate(struct phyint *pi, enum pi_state state); extern void phyint_group_chstate(struct phyint_group *pg, enum pg_state state); +extern struct phyint_group *phyint_group_create(const char *pg_name); +extern struct phyint_group *phyint_group_lookup(const char *pg_name); +extern void phyint_group_insert(struct phyint_group *pg); +extern void phyint_group_delete(struct phyint_group *pg); +extern void phyint_group_refresh_state(struct phyint_group *pg); extern void phyint_check_for_repair(struct phyint *pi); +extern void phyint_transition_to_running(struct phyint *pi); +extern void phyint_activate_another(struct phyint *pi); +extern int phyint_offline(struct phyint *pi, unsigned int); +extern int phyint_undo_offline(struct phyint *pi); extern void logint_init_from_k(struct phyint_instance *pii, char *li_name); extern void logint_delete(struct logint *li); @@ -448,34 +446,40 @@ extern void target_add(struct phyint_instance *pii, struct in6_addr addr, extern void in_data(struct phyint_instance *pii); extern void in6_data(struct phyint_instance *pii); -extern int try_failover(struct phyint *pi, int failover_type); -extern int try_failback(struct phyint *pi); -extern int do_failback(struct phyint *pi); -extern boolean_t change_lif_flags(struct phyint *pi, uint64_t flags, - boolean_t setfl); - extern void logperror_pii(struct phyint_instance *pii, const char *str); extern void logperror_li(struct logint *li, const char *str); extern char *pr_addr(int af, struct in6_addr addr, char *abuf, int len); +extern void addr2storage(int af, const struct in6_addr *addr, + struct sockaddr_storage *ssp); extern void phyint_inst_print_all(void); +extern boolean_t prefix_equal(struct in6_addr, struct in6_addr, uint_t); -extern int logint_upcount(struct phyint *pi); -extern void restore_phyint(struct phyint *pi); extern void reset_crtt_all(struct phyint *pi); extern int failure_state(struct phyint_instance *pii); extern void process_link_state_changes(void); extern void clear_pii_probe_stats(struct phyint_instance *pii); extern void start_timer(struct phyint_instance *pii); +extern void stop_probing(struct phyint *pi); extern boolean_t own_address(struct in6_addr addr); +extern boolean_t change_pif_flags(struct phyint *pi, uint64_t set, + uint64_t clear); extern void close_probe_socket(struct phyint_instance *pii, boolean_t flag); +extern int probe_state_event(struct probe_stats *, struct phyint_instance *); +extern void probe_chstate(struct probe_stats *, struct phyint_instance *, int); +extern unsigned int getgraddrinfo(const char *, struct sockaddr_storage *, + ipmp_addrinfo_t **); extern unsigned int getifinfo(const char *, ipmp_ifinfo_t **); extern unsigned int getgroupinfo(const char *, ipmp_groupinfo_t **); extern unsigned int getgrouplist(ipmp_grouplist_t **); extern unsigned int getsnap(ipmp_snap_t **); +extern boolean_t addrlist_add(addrlist_t **, const char *, uint64_t, + struct sockaddr_storage *); +extern void addrlist_free(addrlist_t **); + #ifdef __cplusplus } #endif |