diff options
Diffstat (limited to 'rpc/rpc-lib/src')
| -rw-r--r-- | rpc/rpc-lib/src/rpc-drc.c | 63 | ||||
| -rw-r--r-- | rpc/rpc-lib/src/rpc-drc.h | 4 | ||||
| -rw-r--r-- | rpc/rpc-lib/src/rpc-transport.c | 2 | ||||
| -rw-r--r-- | rpc/rpc-lib/src/rpcsvc-auth.c | 43 | ||||
| -rw-r--r-- | rpc/rpc-lib/src/rpcsvc-common.h | 15 | ||||
| -rw-r--r-- | rpc/rpc-lib/src/rpcsvc.c | 162 | ||||
| -rw-r--r-- | rpc/rpc-lib/src/rpcsvc.h | 19 |
7 files changed, 269 insertions, 39 deletions
diff --git a/rpc/rpc-lib/src/rpc-drc.c b/rpc/rpc-lib/src/rpc-drc.c index 66d07cfe6bd..8181e6aeed8 100644 --- a/rpc/rpc-lib/src/rpc-drc.c +++ b/rpc/rpc-lib/src/rpc-drc.c @@ -708,10 +708,15 @@ rpcsvc_drc_init (rpcsvc_t *svc, dict_t *options) uint32_t drc_size = 0; uint32_t drc_factor = 0; rpcsvc_drc_globals_t *drc = NULL; + static gf_boolean_t drc_inited = _gf_false; GF_ASSERT (svc); GF_ASSERT (options); + /* Already inited */ + if (drc_inited) + return 0; + if (!svc->drc) { drc = GF_CALLOC (1, sizeof (rpcsvc_drc_globals_t), gf_common_mt_drc_globals_t); @@ -732,11 +737,12 @@ rpcsvc_drc_init (rpcsvc_t *svc, dict_t *options) /* Toggle DRC on/off, when more drc types(persistent/cluster) are added, we shouldn't treat this as boolean */ - ret = dict_get_str_boolean (options, "nfs.drc", _gf_false); + ret = dict_get_str_boolean (options, "nfs.drc", _gf_true); if (ret == -1) { gf_log (GF_RPCSVC, GF_LOG_INFO, "drc user options need second look"); ret = _gf_true; } + drc->enable_drc = ret; if (ret == _gf_false) { /* drc off */ @@ -796,6 +802,7 @@ rpcsvc_drc_init (rpcsvc_t *svc, dict_t *options) gf_log (GF_RPCSVC, GF_LOG_DEBUG, "drc init successful"); drc->status = DRC_INITIATED; + drc_inited = _gf_true; out: UNLOCK (&drc->lock); @@ -809,3 +816,57 @@ rpcsvc_drc_init (rpcsvc_t *svc, dict_t *options) } return ret; } + +int +rpcsvc_drc_reconfigure (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; + gf_boolean_t enable_drc = _gf_false; + rpcsvc_drc_globals_t *drc = NULL; + uint32_t drc_size = 0; + + if ((!svc) || (!options)) + return (-1); + + drc = svc->drc; + /* reconfig for drc-size */ + if (dict_get_uint32 (options, "nfs.drc-size", &drc_size)) + drc_size = DRC_DEFAULT_CACHE_SIZE; + + if (drc->global_cache_size != drc_size) { + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "nfs.drc-size size can not " + "be reconfigured without NFS server restart."); + return (-1); + } + + /* reconfig for nfs.drc */ + ret = dict_get_str_boolean (options, "nfs.drc", _gf_true); + if (ret < 0) { + ret = _gf_true; + } + enable_drc = ret; + + if (drc->enable_drc == enable_drc) + return 0; + + drc->enable_drc = enable_drc; + if (enable_drc) { + if (drc == NULL) + return rpcsvc_drc_init(svc, options); + } else { + if (drc == NULL) + return (0); + + LOCK (&drc->lock); + (void) rpcsvc_unregister_notify (svc, rpcsvc_drc_notify, THIS); + if (drc->mempool) { + mem_pool_destroy (drc->mempool); + drc->mempool = NULL; + } + UNLOCK (&drc->lock); + GF_FREE (drc); + svc->drc = NULL; + } + + return (0); +} diff --git a/rpc/rpc-lib/src/rpc-drc.h b/rpc/rpc-lib/src/rpc-drc.h index 0a1688992d5..7dfaef9783c 100644 --- a/rpc/rpc-lib/src/rpc-drc.h +++ b/rpc/rpc-lib/src/rpc-drc.h @@ -71,6 +71,7 @@ struct drc_globals { struct list_head cache_head; uint32_t client_count; struct list_head clients_head; + gf_boolean_t enable_drc; }; int @@ -97,4 +98,7 @@ rpcsvc_drc_priv (rpcsvc_drc_globals_t *drc); int rpcsvc_drc_init (rpcsvc_t *svc, dict_t *options); +int +rpcsvc_drc_reconfigure (rpcsvc_t *svc, dict_t *options); + #endif /* RPC_DRC_H */ diff --git a/rpc/rpc-lib/src/rpc-transport.c b/rpc/rpc-lib/src/rpc-transport.c index 5f2e91c7099..c24d4108403 100644 --- a/rpc/rpc-lib/src/rpc-transport.c +++ b/rpc/rpc-lib/src/rpc-transport.c @@ -295,7 +295,7 @@ rpc_transport_load (glusterfs_ctx_t *ctx, dict_t *options, char *trans_name) } *VOID(&(trans->reconfigure)) = dlsym (handle, "reconfigure"); - if (trans->fini == NULL) { + if (trans->reconfigure == NULL) { gf_log ("rpc-transport", GF_LOG_DEBUG, "dlsym (gf_rpc_transport_reconfigure) on %s", dlerror()); } diff --git a/rpc/rpc-lib/src/rpcsvc-auth.c b/rpc/rpc-lib/src/rpcsvc-auth.c index 7ee96d85bed..4cb86a75839 100644 --- a/rpc/rpc-lib/src/rpcsvc-auth.c +++ b/rpc/rpc-lib/src/rpcsvc-auth.c @@ -178,6 +178,29 @@ err: } int +rpcsvc_set_addr_namelookup (rpcsvc_t *svc, dict_t *options) +{ + int ret; + static char *addrlookup_key = "rpc-auth.addr.namelookup"; + + if (!svc || !options) + return (-1); + + /* By default it's disabled */ + ret = dict_get_str_boolean (options, addrlookup_key, _gf_false); + if (ret < 0) { + svc->addr_namelookup = _gf_false; + } else { + svc->addr_namelookup = ret; + } + + if (svc->addr_namelookup) + gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Addr-Name lookup enabled"); + + return (0); +} + +int rpcsvc_set_allow_insecure (rpcsvc_t *svc, dict_t *options) { int ret = -1; @@ -233,6 +256,7 @@ rpcsvc_auth_init (rpcsvc_t *svc, dict_t *options) (void) rpcsvc_set_allow_insecure (svc, options); (void) rpcsvc_set_root_squash (svc, options); + (void) rpcsvc_set_addr_namelookup (svc, options); ret = rpcsvc_auth_add_initers (svc); if (ret == -1) { gf_log (GF_RPCSVC, GF_LOG_ERROR, "Failed to add initers"); @@ -249,6 +273,25 @@ out: return ret; } +int +rpcsvc_auth_reconf (rpcsvc_t *svc, dict_t *options) +{ + int ret = 0; + + if ((!svc) || (!options)) + return (-1); + + ret = rpcsvc_set_allow_insecure (svc, options); + if (ret) + return (-1); + + ret = rpcsvc_set_root_squash (svc, options); + if (ret) + return (-1); + + return rpcsvc_set_addr_namelookup (svc, options); +} + rpcsvc_auth_t * __rpcsvc_auth_get_handler (rpcsvc_request_t *req) diff --git a/rpc/rpc-lib/src/rpcsvc-common.h b/rpc/rpc-lib/src/rpcsvc-common.h index 53c1a8fe3b2..aed55e039e1 100644 --- a/rpc/rpc-lib/src/rpcsvc-common.h +++ b/rpc/rpc-lib/src/rpcsvc-common.h @@ -52,28 +52,29 @@ typedef struct rpcsvc_state { dict_t *options; /* Allow insecure ports. */ - int allow_insecure; + gf_boolean_t allow_insecure; gf_boolean_t register_portmap; gf_boolean_t root_squash; glusterfs_ctx_t *ctx; /* list of connections which will listen for incoming connections */ - struct list_head listeners; + struct list_head listeners; /* list of programs registered with rpcsvc */ - struct list_head programs; + struct list_head programs; /* list of notification callbacks */ - struct list_head notify; - int notify_count; + struct list_head notify; + int notify_count; void *mydata; /* This is xlator */ - rpcsvc_notify_t notifyfn; + rpcsvc_notify_t notifyfn; struct mem_pool *rxpool; rpcsvc_drc_globals_t *drc; /* per-client limit of outstanding rpc requests */ - int outstanding_rpc_limit; + int outstanding_rpc_limit; + gf_boolean_t addr_namelookup; } rpcsvc_t; /* DRC START */ diff --git a/rpc/rpc-lib/src/rpcsvc.c b/rpc/rpc-lib/src/rpcsvc.c index 8fe2e52bcdc..037c157f21e 100644 --- a/rpc/rpc-lib/src/rpcsvc.c +++ b/rpc/rpc-lib/src/rpcsvc.c @@ -1249,12 +1249,13 @@ rpcsvc_error_reply (rpcsvc_request_t *req) inline int rpcsvc_program_register_portmap (rpcsvc_program_t *newprog, uint32_t port) { - int ret = 0; + int ret = -1; /* FAIL */ if (!newprog) { goto out; } + /* pmap_set() returns 0 for FAIL and 1 for SUCCESS */ if (!(pmap_set (newprog->prognum, newprog->progver, IPPROTO_TCP, port))) { gf_log (GF_RPCSVC, GF_LOG_ERROR, "Could not register with" @@ -1262,16 +1263,16 @@ rpcsvc_program_register_portmap (rpcsvc_program_t *newprog, uint32_t port) goto out; } - ret = 0; + ret = 0; /* SUCCESS */ out: return ret; } -static inline int +inline int rpcsvc_program_unregister_portmap (rpcsvc_program_t *prog) { - int ret = 0; + int ret = -1; if (!prog) goto out; @@ -1889,27 +1890,89 @@ rpcsvc_init_options (rpcsvc_t *svc, dict_t *options) gf_log (GF_RPCSVC, GF_LOG_DEBUG, "Portmap registration " "disabled"); - svc->outstanding_rpc_limit = RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT; + ret = rpcsvc_set_outstanding_rpc_limit (svc, options); +out: + return ret; +} - if (dict_get (options, "rpc.outstanding-rpc-limit")) { - ret = dict_get_str (options, "rpc.oustanding-rpc-limit", - &optstr); - if (ret < 0) { - gf_log (GF_RPCSVC, GF_LOG_ERROR, "Value went missing"); - goto out; +int +rpcsvc_reconfigure_options (rpcsvc_t *svc, dict_t *options) +{ + xlator_t *xlator = NULL; + xlator_list_t *volentry = NULL; + char *srchkey = NULL; + char *keyval = NULL; + int ret = -1; + + if ((!svc) || (!svc->options) || (!options)) + return (-1); + + /* Fetch the xlator from svc */ + xlator = (xlator_t *) svc->mydata; + if (!xlator) + return (-1); + + /* Reconfigure the volume specific rpc-auth.addr allow part */ + volentry = xlator->children; + while (volentry) { + ret = gf_asprintf (&srchkey, "rpc-auth.addr.%s.allow", + volentry->xlator->name); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + return (-1); } - ret = gf_string2int32 (optstr, &svc->outstanding_rpc_limit); - if (ret < 0) { - gf_log (GF_RPCSVC, GF_LOG_ERROR, "Invalid RPC limit %s", - optstr); - goto out; + /* If found the srchkey, delete old key/val pair + * and set the key with new value. + */ + if (!dict_get_str (options, srchkey, &keyval)) { + dict_del (svc->options, srchkey); + ret = dict_set_str (svc->options, srchkey, keyval); + if (ret < 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "dict_set_str error"); + GF_FREE (srchkey); + return (-1); + } } + + GF_FREE (srchkey); + volentry = volentry->next; } - ret = 0; -out: - return ret; + /* Reconfigure the volume specific rpc-auth.addr reject part */ + volentry = xlator->children; + while (volentry) { + ret = gf_asprintf (&srchkey, "rpc-auth.addr.%s.reject", + volentry->xlator->name); + if (ret == -1) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, "asprintf failed"); + return (-1); + } + + /* If found the srchkey, delete old key/val pair + * and set the key with new value. + */ + if (!dict_get_str (options, srchkey, &keyval)) { + dict_del (svc->options, srchkey); + ret = dict_set_str (svc->options, srchkey, keyval); + if (ret < 0) { + gf_log (GF_RPCSVC, GF_LOG_ERROR, + "dict_set_str error"); + GF_FREE (srchkey); + return (-1); + } + } + + GF_FREE (srchkey); + volentry = volentry->next; + } + + ret = rpcsvc_init_options (svc, options); + if (ret) + return (-1); + + return rpcsvc_auth_reconf (svc, options); } int @@ -1958,6 +2021,48 @@ out: return ret; } +/* + * Reconfigure() the rpc.outstanding-rpc-limit param. + */ +int +rpcsvc_set_outstanding_rpc_limit (rpcsvc_t *svc, dict_t *options) +{ + int ret = -1; /* FAILURE */ + int rpclim = 0; + static char *rpclimkey = "rpc.outstanding-rpc-limit"; + + if ((!svc) || (!options)) + return (-1); + + /* Reconfigure() the rpc.outstanding-rpc-limit param */ + ret = dict_get_int32 (options, rpclimkey, &rpclim); + if (ret < 0) { + /* Fall back to default for FAILURE */ + rpclim = RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT; + } else { + /* SUCCESS: round off to multiple of 8. + * If the input value fails Boundary check, fall back to + * default i.e. RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT. + * NB: value 0 is special, means its unset i.e. unlimited. + */ + rpclim = ((rpclim + 8 - 1) >> 3) * 8; + if (rpclim < RPCSVC_MIN_OUTSTANDING_RPC_LIMIT) { + rpclim = RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT; + } else if (rpclim > RPCSVC_MAX_OUTSTANDING_RPC_LIMIT) { + rpclim = RPCSVC_MAX_OUTSTANDING_RPC_LIMIT; + } + } + + if (svc->outstanding_rpc_limit != rpclim) { + svc->outstanding_rpc_limit = rpclim; + gf_log (GF_RPCSVC, GF_LOG_INFO, + "Configured %s with value %d", + rpclimkey, rpclim); + } + + return (0); +} + /* The global RPC service initializer. */ rpcsvc_t * @@ -2089,7 +2194,7 @@ err: } -int +static int rpcsvc_transport_peer_check_allow (dict_t *options, char *volname, char *ip, char *hostname) { @@ -2118,7 +2223,7 @@ out: return ret; } -int +static int rpcsvc_transport_peer_check_reject (dict_t *options, char *volname, char *ip, char *hostname) { @@ -2170,7 +2275,7 @@ rpcsvc_combine_allow_reject_volume_check (int allow, int reject) } int -rpcsvc_auth_check (dict_t *options, char *volname, +rpcsvc_auth_check (rpcsvc_t *svc, char *volname, rpc_transport_t *trans) { int ret = RPCSVC_AUTH_REJECT; @@ -2182,8 +2287,14 @@ rpcsvc_auth_check (dict_t *options, char *volname, char *allow_str = NULL; char *reject_str = NULL; char *srchstr = NULL; + dict_t *options = NULL; + + if (!svc || !volname || !trans) + return ret; - if (!options || !volname || !trans) + /* Fetch the options from svc struct and validate */ + options = svc->options; + if (!options) return ret; ret = rpcsvc_transport_peername (trans, client_ip, RPCSVC_PEER_STRLEN); @@ -2225,9 +2336,8 @@ rpcsvc_auth_check (dict_t *options, char *volname, if (!get_host_name (client_ip, &ip)) ip = client_ip; - /* addr-namelookup disabled by default */ - ret = dict_get_str_boolean (options, "rpc-auth.addr.namelookup", 0); - if (ret == _gf_true) { + /* addr-namelookup check */ + if (svc->addr_namelookup == _gf_true) { ret = gf_get_hostname_from_ip (ip, &hostname); if (ret) { if (hostname) diff --git a/rpc/rpc-lib/src/rpcsvc.h b/rpc/rpc-lib/src/rpcsvc.h index ac2f09beac5..cbc1f4226b8 100644 --- a/rpc/rpc-lib/src/rpcsvc.h +++ b/rpc/rpc-lib/src/rpcsvc.h @@ -40,6 +40,7 @@ #define RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT 64 #define RPCSVC_MAX_OUTSTANDING_RPC_LIMIT 65536 +#define RPCSVC_MIN_OUTSTANDING_RPC_LIMIT 0 /* No limit i.e. Unlimited */ #define GF_RPCSVC "rpc-service" #define RPCSVC_THREAD_STACK_SIZE ((size_t)(1024 * GF_UNIT_KB)) @@ -440,6 +441,9 @@ extern int rpcsvc_program_register_portmap (rpcsvc_program_t *newprog, uint32_t port); extern int +rpcsvc_program_unregister_portmap (rpcsvc_program_t *newprog); + +extern int rpcsvc_register_portmap_enabled (rpcsvc_t *svc); /* Inits the global RPC service data structures. @@ -449,6 +453,9 @@ extern rpcsvc_t * rpcsvc_init (xlator_t *xl, glusterfs_ctx_t *ctx, dict_t *options, uint32_t poolcount); +extern int +rpcsvc_reconfigure_options (rpcsvc_t *svc, dict_t *options); + int rpcsvc_register_notify (rpcsvc_t *svc, rpcsvc_notify_t notify, void *mydata); @@ -491,8 +498,7 @@ rpcsvc_transport_peeraddr (rpc_transport_t *trans, char *addrstr, int addrlen, struct sockaddr_storage *returnsa, socklen_t sasize); extern int -rpcsvc_auth_check (dict_t *options, char *volname, - rpc_transport_t *trans); +rpcsvc_auth_check (rpcsvc_t *svc, char *volname, rpc_transport_t *trans); extern int rpcsvc_transport_privport_check (rpcsvc_t *svc, char *volname, @@ -553,6 +559,9 @@ extern int rpcsvc_auth_init (rpcsvc_t *svc, dict_t *options); extern int +rpcsvc_auth_reconf (rpcsvc_t *svc, dict_t *options); + +extern int rpcsvc_auth_transport_init (rpc_transport_t *xprt); extern int @@ -584,11 +593,13 @@ rpcsvc_transport_unix_options_build (dict_t **options, char *filepath); int rpcsvc_set_allow_insecure (rpcsvc_t *svc, dict_t *options); int +rpcsvc_set_addr_namelookup (rpcsvc_t *svc, dict_t *options); +int rpcsvc_set_root_squash (rpcsvc_t *svc, dict_t *options); int +rpcsvc_set_outstanding_rpc_limit (rpcsvc_t *svc, dict_t *options); +int rpcsvc_auth_array (rpcsvc_t *svc, char *volname, int *autharr, int arrlen); -char * -rpcsvc_volume_allowed (dict_t *options, char *volname); rpcsvc_vector_sizer rpcsvc_get_program_vector_sizer (rpcsvc_t *svc, uint32_t prognum, uint32_t progver, uint32_t procnum); |