int nfs3_Pathconf(nfs_arg_t * parg, exportlist_t * pexport, fsal_op_context_t * pcontext, cache_inode_client_t * pclient, hash_table_t * ht, struct svc_req *preq, nfs_res_t * pres) { static char __attribute__ ((__unused__)) funcName[] = "nfs3_Pathconf"; cache_inode_status_t cache_status; cache_entry_t *pentry = NULL; cache_inode_fsal_data_t fsal_data; fsal_attrib_list_t attr; fsal_staticfsinfo_t * pstaticinfo = pcontext->export_context->fe_static_fs_info; if(isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(parg->arg_pathconf3.object)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_Pathconf handle: %s", str); } /* to avoid setting it on each error case */ pres->res_pathconf3.PATHCONF3res_u.resfail.obj_attributes.attributes_follow = FALSE; /* Convert file handle into a fsal_handle */ if(nfs3_FhandleToFSAL(&(parg->arg_pathconf3.object), &fsal_data.handle, pcontext) == 0) return NFS_REQ_DROP; /* Set cookie to zero */ fsal_data.cookie = DIR_START; /* Get the entry in the cache_inode */ if((pentry = cache_inode_get( &fsal_data, pexport->cache_inode_policy, &attr, ht, pclient, pcontext, &cache_status)) == NULL) { /* Stale NFS FH ? */ pres->res_pathconf3.status = NFS3ERR_STALE; return NFS_REQ_OK; } /* Build post op file attributes */ nfs_SetPostOpAttr(pcontext, pexport, pentry, &attr, &(pres->res_pathconf3.PATHCONF3res_u.resok.obj_attributes)); pres->res_pathconf3.PATHCONF3res_u.resok.linkmax = pstaticinfo->maxlink; pres->res_pathconf3.PATHCONF3res_u.resok.name_max = pstaticinfo->maxnamelen; pres->res_pathconf3.PATHCONF3res_u.resok.no_trunc = pstaticinfo->no_trunc; pres->res_pathconf3.PATHCONF3res_u.resok.chown_restricted = pstaticinfo->chown_restricted; pres->res_pathconf3.PATHCONF3res_u.resok.case_insensitive = pstaticinfo->case_insensitive; pres->res_pathconf3.PATHCONF3res_u.resok.case_preserving = pstaticinfo->case_preserving; return NFS_REQ_OK; } /* nfs3_Pathconf */
int nfs3_commit(nfs_arg_t *arg, struct svc_req *req, nfs_res_t *res) { cache_inode_status_t cache_status; cache_entry_t *entry = NULL; int rc = NFS_REQ_OK; if (isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(arg->arg_commit3.file)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_commit handle: %s", str); } /* To avoid setting it on each error case */ res->res_commit3.COMMIT3res_u.resfail.file_wcc.before. attributes_follow = FALSE; res->res_commit3.COMMIT3res_u.resfail.file_wcc.after.attributes_follow = FALSE; entry = nfs3_FhandleToCache(&arg->arg_commit3.file, &res->res_commit3.status, &rc); if (entry == NULL) { /* Status and rc have been set by nfs3_FhandleToCache */ goto out; } cache_status = cache_inode_commit(entry, arg->arg_commit3.offset, arg->arg_commit3.count); if (cache_status != CACHE_INODE_SUCCESS) { res->res_commit3.status = nfs3_Errno(cache_status); nfs_SetWccData(NULL, entry, &(res->res_commit3.COMMIT3res_u.resfail. file_wcc)); rc = NFS_REQ_OK; goto out; } nfs_SetWccData(NULL, entry, &(res->res_commit3.COMMIT3res_u.resok.file_wcc)); /* Set the write verifier */ memcpy(res->res_commit3.COMMIT3res_u.resok.verf, NFS3_write_verifier, sizeof(writeverf3)); res->res_commit3.status = NFS3_OK; out: if (entry) cache_inode_put(entry); return rc; } /* nfs3_commit */
/** * * print_fhandle3 * * This routine prints a NFSv3 file handle (for debugging purpose) * * @param fh [IN] file handle to print. * * @return nothing (void function). * */ void print_fhandle3(log_components_t component, nfs_fh3 *fh) { if(isFullDebug(component)) { char str[LEN_FH_STR]; sprint_fhandle3(str, fh); LogFullDebug(component, "%s", str); } } /* print_fhandle3 */
int nfs3_pathconf(nfs_arg_t *arg, nfs_worker_data_t *worker, struct svc_req *req, nfs_res_t *res) { cache_entry_t *entry = NULL; int rc = NFS_REQ_OK; struct fsal_export *exp_hdl = op_ctx->fsal_export; if (isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(arg->arg_pathconf3.object)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_pathconf handle: " "%s", str); } /* to avoid setting it on each error case */ res->res_pathconf3.PATHCONF3res_u.resfail.obj_attributes. attributes_follow = FALSE; /* Convert file handle into a fsal_handle */ entry = nfs3_FhandleToCache(&arg->arg_pathconf3.object, &res->res_pathconf3.status, &rc); if (entry == NULL) { /* Status and rc have been set by nfs3_FhandleToCache */ goto out; } res->res_pathconf3.PATHCONF3res_u.resok.linkmax = exp_hdl->ops->fs_maxlink(exp_hdl); res->res_pathconf3.PATHCONF3res_u.resok.name_max = exp_hdl->ops->fs_maxnamelen(exp_hdl); res->res_pathconf3.PATHCONF3res_u.resok.no_trunc = exp_hdl->ops->fs_supports(exp_hdl, fso_no_trunc); res->res_pathconf3.PATHCONF3res_u.resok.chown_restricted = exp_hdl->ops->fs_supports(exp_hdl, fso_chown_restricted); res->res_pathconf3.PATHCONF3res_u.resok.case_insensitive = exp_hdl->ops->fs_supports(exp_hdl, fso_case_insensitive); res->res_pathconf3.PATHCONF3res_u.resok.case_preserving = exp_hdl->ops->fs_supports(exp_hdl, fso_case_preserving); /* Build post op file attributes */ nfs_SetPostOpAttr(entry, &(res->res_pathconf3.PATHCONF3res_u.resok. obj_attributes)); out: if (entry) cache_inode_put(entry); return rc; } /* nfs3_pathconf */
int nfs3_access(nfs_arg_t *arg, struct svc_req *req, nfs_res_t *res) { cache_inode_status_t cache_status; cache_entry_t *entry = NULL; int rc = NFS_REQ_OK; if (isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(arg->arg_access3.object)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_access handle: %s", str); } /* to avoid setting it on each error case */ res->res_access3.ACCESS3res_u.resfail.obj_attributes.attributes_follow = FALSE; /* Convert file handle into a vnode */ entry = nfs3_FhandleToCache(&(arg->arg_access3.object), &(res->res_access3.status), &rc); if (entry == NULL) { /* Status and rc have been set by nfs3_FhandleToCache */ goto out; } /* Perform the 'access' call */ cache_status = nfs_access_op(entry, arg->arg_access3.access, &res->res_access3.ACCESS3res_u.resok.access, NULL); if (cache_status == CACHE_INODE_SUCCESS || cache_status == CACHE_INODE_FSAL_EACCESS) { /* Build Post Op Attributes */ nfs_SetPostOpAttr(entry, &(res->res_access3.ACCESS3res_u.resok. obj_attributes)); res->res_access3.status = NFS3_OK; rc = NFS_REQ_OK; goto out; } /* If we are here, there was an error */ if (nfs_RetryableError(cache_status)) { rc = NFS_REQ_DROP; goto out; } res->res_access3.status = nfs3_Errno(cache_status); nfs_SetPostOpAttr(entry, &(res->res_access3.ACCESS3res_u.resfail. obj_attributes)); out: if (entry) cache_inode_put(entry); return rc; } /* nfs3_access */
int nfs3_Fsinfo(nfs_arg_t * parg, exportlist_t * pexport, fsal_op_context_t * pcontext, cache_inode_client_t * pclient, hash_table_t * ht, struct svc_req *preq, nfs_res_t * pres) { static char __attribute__ ((__unused__)) funcName[] = "nfs3_Fsinfo"; cache_inode_status_t cache_status; cache_entry_t *pentry = NULL; cache_inode_fsal_data_t fsal_data; fsal_attrib_list_t attr; if(isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(parg->arg_fsinfo3.fsroot)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_Fsinfo handle: %s", str); } /* to avoid setting it on each error case */ pres->res_fsinfo3.FSINFO3res_u.resfail.obj_attributes.attributes_follow = FALSE; /* Convert file handle into a fsal_handle */ if(nfs3_FhandleToFSAL(&(parg->arg_fsinfo3.fsroot), &fsal_data.handle, pcontext) == 0) return NFS_REQ_DROP; /* Set the cookie */ fsal_data.cookie = DIR_START; /* Get the entry in the cache_inode */ if((pentry = cache_inode_get( &fsal_data, pexport->cache_inode_policy, &attr, ht, pclient, pcontext, &cache_status)) == NULL) { /* Stale NFS FH ? */ pres->res_fsinfo3.status = NFS3ERR_STALE; return NFS_REQ_OK; } /* * New fields were added to nfs_config_t to handle this value. We use * them */ #define FSINFO_FIELD pres->res_fsinfo3.FSINFO3res_u.resok FSINFO_FIELD.rtmax = pexport->MaxRead; FSINFO_FIELD.rtpref = pexport->PrefRead; /* This field is generally unused, it will be removed in V4 */ FSINFO_FIELD.rtmult = DEV_BSIZE; FSINFO_FIELD.wtmax = pexport->MaxWrite; FSINFO_FIELD.wtpref = pexport->PrefWrite; /* This field is generally unused, it will be removed in V4 */ FSINFO_FIELD.wtmult = DEV_BSIZE; FSINFO_FIELD.dtpref = pexport->PrefReaddir; FSINFO_FIELD.maxfilesize = FSINFO_MAX_FILESIZE; FSINFO_FIELD.time_delta.seconds = 1; FSINFO_FIELD.time_delta.nseconds = 0; LogFullDebug(COMPONENT_NFSPROTO, "rtmax = %d | rtpref = %d | trmult = %d", FSINFO_FIELD.rtmax, FSINFO_FIELD.rtpref, FSINFO_FIELD.rtmult); LogFullDebug(COMPONENT_NFSPROTO, "wtmax = %d | wtpref = %d | wrmult = %d", FSINFO_FIELD.wtmax, FSINFO_FIELD.wtpref, FSINFO_FIELD.wtmult); LogFullDebug(COMPONENT_NFSPROTO, "dtpref = %d | maxfilesize = %llu ", FSINFO_FIELD.dtpref, FSINFO_FIELD.maxfilesize); /* * Allow all kinds of operations to be performed on the server * through NFS v3 */ FSINFO_FIELD.properties = FSF3_LINK | FSF3_SYMLINK | FSF3_HOMOGENEOUS | FSF3_CANSETTIME; nfs_SetPostOpAttr(pcontext, pexport, pentry, &attr, &(pres->res_fsinfo3.FSINFO3res_u.resok.obj_attributes)); pres->res_fsinfo3.status = NFS3_OK; return NFS_REQ_OK; } /* nfs3_Fsinfo */
int nfs3_Mknod(nfs_arg_t *parg, exportlist_t *pexport, fsal_op_context_t *pcontext, nfs_worker_data_t *pworker, struct svc_req *preq, nfs_res_t * pres) { cache_entry_t *parent_pentry = NULL; fsal_attrib_list_t parent_attr; fsal_attrib_list_t *ppre_attr; fsal_attrib_list_t attr_parent_after; cache_inode_file_type_t parent_filetype; cache_inode_file_type_t nodetype; char *str_file_name = NULL; fsal_name_t file_name; cache_inode_status_t cache_status; cache_inode_status_t cache_status_lookup; fsal_accessmode_t mode = 0; cache_entry_t *node_pentry = NULL; fsal_attrib_list_t attr; cache_inode_create_arg_t create_arg; fsal_handle_t *pfsal_handle; int rc = NFS_REQ_OK; #ifdef _USE_QUOTA fsal_status_t fsal_status ; #endif memset(&create_arg, 0, sizeof(create_arg)); if(isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(parg->arg_mknod3.where.dir)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_Mknod handle: %s name: %s", str, parg->arg_mknod3.where.name); } /* to avoid setting them on each error case */ pres->res_mknod3.MKNOD3res_u.resfail.dir_wcc.before.attributes_follow = FALSE; pres->res_mknod3.MKNOD3res_u.resfail.dir_wcc.after.attributes_follow = FALSE; ppre_attr = NULL; /* retrieve parent entry */ if((parent_pentry = nfs_FhandleToCache(preq->rq_vers, NULL, &(parg->arg_mknod3.where.dir), NULL, NULL, &(pres->res_mknod3.status), NULL, &parent_attr, pcontext, &rc)) == NULL) { /* Stale NFS FH ? */ return rc; } /* get directory attributes before action (for V3 reply) */ ppre_attr = &parent_attr; /* Extract the filetype */ parent_filetype = cache_inode_fsal_type_convert(parent_attr.type); /* * Sanity checks: new node name must be non-null; parent must be a * directory. */ if(parent_filetype != DIRECTORY) { pres->res_mknod3.status = NFS3ERR_NOTDIR; rc = NFS_REQ_OK; goto out; } str_file_name = parg->arg_mknod3.where.name; switch (parg->arg_mknod3.what.type) { case NF3CHR: case NF3BLK: if(parg->arg_mknod3.what.mknoddata3_u.device.dev_attributes.mode.set_it) mode = (fsal_accessmode_t) parg->arg_mknod3.what.mknoddata3_u.device.dev_attributes. mode.set_mode3_u.mode; else mode = (fsal_accessmode_t) 0; create_arg.dev_spec.major = parg->arg_mknod3.what.mknoddata3_u.device.spec.specdata1; create_arg.dev_spec.minor = parg->arg_mknod3.what.mknoddata3_u.device.spec.specdata2; break; case NF3FIFO: case NF3SOCK: if(parg->arg_mknod3.what.mknoddata3_u.pipe_attributes.mode.set_it) mode = (fsal_accessmode_t) parg->arg_mknod3.what.mknoddata3_u.pipe_attributes.mode. set_mode3_u.mode; else mode = (fsal_accessmode_t) 0; create_arg.dev_spec.major = 0; create_arg.dev_spec.minor = 0; break; default: pres->res_mknod3.status = NFS3ERR_BADTYPE; rc = NFS_REQ_OK; goto out; } switch (parg->arg_mknod3.what.type) { case NF3CHR: nodetype = CHARACTER_FILE; break; case NF3BLK: nodetype = BLOCK_FILE; break; case NF3FIFO: nodetype = FIFO_FILE; break; case NF3SOCK: nodetype = SOCKET_FILE; break; default: pres->res_mknod3.status = NFS3ERR_BADTYPE; rc = NFS_REQ_OK; goto out; } //if(str_file_name == NULL || strlen(str_file_name) == 0) if(str_file_name == NULL || *str_file_name == '\0' ) { pres->res_mknod3.status = NFS3ERR_INVAL; rc = NFS_REQ_OK; goto out; } #ifdef _USE_QUOTA /* if quota support is active, then we should check is the FSAL allows inode creation or not */ fsal_status = FSAL_check_quota( pexport->fullpath, FSAL_QUOTA_INODES, FSAL_OP_CONTEXT_TO_UID( pcontext ) ) ; if( FSAL_IS_ERROR( fsal_status ) ) { pres->res_mknod3.status = NFS3ERR_DQUOT; return NFS_REQ_OK; } #endif /* _USE_QUOTA */ /* convert node name */ if((cache_status = cache_inode_error_convert(FSAL_str2name(str_file_name, 0, &file_name))) == CACHE_INODE_SUCCESS) { /* * Lookup node to see if it exists. If so, use it. Otherwise * create a new one. */ node_pentry = cache_inode_lookup(parent_pentry, &file_name, &attr, pcontext, &cache_status_lookup); if(cache_status_lookup == CACHE_INODE_NOT_FOUND) { /* Create the node */ if((node_pentry = cache_inode_create(parent_pentry, &file_name, nodetype, mode, &create_arg, &attr, pcontext, &cache_status)) != NULL) { MKNOD3resok *rok = &pres->res_mknod3.MKNOD3res_u.resok; /* * Get the FSAL handle for this entry */ pfsal_handle = &node_pentry->handle; /* Build file handle */ pres->res_mknod3.status = nfs3_AllocateFH(&rok->obj.post_op_fh3_u.handle); if(pres->res_mknod3.status != NFS3_OK) return NFS_REQ_OK; if(nfs3_FSALToFhandle(&rok->obj.post_op_fh3_u.handle, pfsal_handle, pexport) == 0) { gsh_free(rok->obj.post_op_fh3_u.handle.data.data_val); pres->res_mknod3.status = NFS3ERR_INVAL; rc = NFS_REQ_OK; goto out; } /* Set Post Op Fh3 structure */ rok->obj.handle_follows = TRUE; /* Build entry attributes */ nfs_SetPostOpAttr(pexport, &attr, &rok->obj_attributes); /* Get the attributes of the parent after the operation */ if(cache_inode_getattr(parent_pentry, &attr_parent_after, pcontext, &cache_status) != CACHE_INODE_SUCCESS) { pres->res_mknod3.status = nfs3_Errno(cache_status); rc = NFS_REQ_OK; goto out; } /* Build Weak Cache Coherency data */ nfs_SetWccData(pexport, ppre_attr, &attr_parent_after, &rok->dir_wcc); pres->res_mknod3.status = NFS3_OK; rc = NFS_REQ_OK; goto out; } /* mknod sucess */ } /* not found */ else { /* object already exists or failure during lookup */ if(cache_status_lookup == CACHE_INODE_SUCCESS) { /* Trying to create an entry that already exists */ pres->res_mknod3.status = NFS3ERR_EXIST; } else { /* Server fault */ pres->res_mknod3.status = NFS3ERR_INVAL; } nfs_SetWccData(pexport, NULL, NULL, &(pres->res_mknod3.MKNOD3res_u.resfail.dir_wcc)); rc = NFS_REQ_OK; goto out; } } /* If we are here, there was an error */ rc = nfs_SetFailedStatus(pexport, preq->rq_vers, cache_status, NULL, &pres->res_mknod3.status, NULL, ppre_attr, &(pres->res_mknod3.MKNOD3res_u.resfail.dir_wcc), NULL, NULL); out: /* return references */ if (parent_pentry) cache_inode_put(parent_pentry); if (node_pentry) cache_inode_put(node_pentry); return (rc); } /* nfs3_Mknod */
int nfs3_Readdirplus(nfs_arg_t * parg, exportlist_t * pexport, fsal_op_context_t * pcontext, cache_inode_client_t * pclient, hash_table_t * ht, struct svc_req *preq, nfs_res_t * pres) { static char __attribute__ ((__unused__)) funcName[] = "nfs3_Readdirplus"; typedef char entry_name_array_item_t[FSAL_MAX_NAME_LEN]; typedef char fh3_buffer_item_t[NFS3_FHSIZE]; unsigned int delta = 0; cache_entry_t *dir_pentry = NULL; cache_entry_t *pentry_dot_dot = NULL; unsigned long dircount; unsigned long maxcount; fsal_attrib_list_t dir_attr; fsal_attrib_list_t entry_attr; uint64_t begin_cookie; uint64_t end_cookie; uint64_t cache_inode_cookie; cache_inode_dir_entry_t **dirent_array = NULL; cookieverf3 cookie_verifier; int rc; unsigned int i = 0; unsigned int num_entries; unsigned long space_used; unsigned long estimated_num_entries; unsigned long asked_num_entries; cache_inode_file_type_t dir_filetype; cache_inode_endofdir_t eod_met = UNASSIGNED_EOD; cache_inode_status_t cache_status; cache_inode_status_t cache_status_gethandle; fsal_handle_t *pfsal_handle = NULL; entry_name_array_item_t *entry_name_array = NULL; fh3_buffer_item_t *fh3_array = NULL; entryplus3 reference_entry; READDIRPLUS3resok reference_reply; int dir_pentry_unlock = FALSE; if(isDebug(COMPONENT_NFSPROTO) || isDebug(COMPONENT_NFS_READDIR)) { char str[LEN_FH_STR]; log_components_t component; sprint_fhandle3(str, &(parg->arg_readdirplus3.dir)); if(isDebug(COMPONENT_NFSPROTO)) component = COMPONENT_NFSPROTO; else component = COMPONENT_NFS_READDIR; LogDebug(component, "REQUEST PROCESSING: Calling nfs3_Readdirplus handle: %s", str); } /* to avoid setting it on each error case */ pres->res_readdir3.READDIR3res_u.resfail.dir_attributes.attributes_follow = FALSE; dircount = parg->arg_readdirplus3.dircount; maxcount = parg->arg_readdirplus3.maxcount; begin_cookie = (unsigned int)parg->arg_readdirplus3.cookie; /* FIXME: This calculation over estimates the number of bytes that * READDIRPLUS3resok will use on the wire by 4 bytes on x86_64. */ space_used = sizeof(reference_reply.dir_attributes.attributes_follow) + sizeof(reference_reply.dir_attributes.post_op_attr_u.attributes) + sizeof(reference_reply.cookieverf) + sizeof(reference_reply.reply.eof); estimated_num_entries = (dircount - space_used + sizeof(entry3 *)) / (sizeof(entry3) - sizeof(char *)*2); // estimated_num_entries *= 4; LogFullDebug(COMPONENT_NFS_READDIR, "nfs3_Readdirplus: dircount=%lu maxcount=%lu begin_cookie=%" PRIu64" space_used=%lu estimated_num_entries=%lu", dircount, maxcount, begin_cookie, space_used, estimated_num_entries); /* Is this a xattr FH ? */ if(nfs3_Is_Fh_Xattr(&(parg->arg_readdirplus3.dir))) return nfs3_Readdirplus_Xattr(parg, pexport, pcontext, pclient, ht, preq, pres); /* Convert file handle into a vnode */ if((dir_pentry = nfs_FhandleToCache(preq->rq_vers, NULL, &(parg->arg_readdirplus3.dir), NULL, NULL, &(pres->res_readdirplus3.status), NULL, &dir_attr, pcontext, pclient, ht, &rc)) == NULL) { /* return NFS_REQ_DROP ; */ return rc; } /* Extract the filetype */ dir_filetype = cache_inode_fsal_type_convert(dir_attr.type); /* Sanity checks -- must be a directory */ if(dir_filetype != DIRECTORY) { pres->res_readdirplus3.status = NFS3ERR_NOTDIR; return NFS_REQ_OK; } /* switch */ memset(cookie_verifier, 0, sizeof(cookieverf3)); /* * If cookie verifier is used, then an non-trivial value is * returned to the client This value is the mtime of * the directory. If verifier is unused (as in many NFS * Servers) then only a set of zeros is returned (trivial * value) */ if(pexport->UseCookieVerifier) memcpy(cookie_verifier, &(dir_attr.mtime), sizeof(dir_attr.mtime)); /* * nothing to do if != 0 because the area is already full of * zero */ if(pexport->UseCookieVerifier && (begin_cookie != 0)) { /* * Not the first call, so we have to check the cookie * verifier */ if(memcmp(cookie_verifier, parg->arg_readdirplus3.cookieverf, NFS3_COOKIEVERFSIZE) != 0) { pres->res_readdirplus3.status = NFS3ERR_BAD_COOKIE; return NFS_REQ_OK; } } if((dirent_array = (cache_inode_dir_entry_t **) Mem_Alloc_Label( estimated_num_entries * sizeof(cache_inode_dir_entry_t*), "cache_inode_dir_entry_t in nfs3_Readdirplus")) == NULL) { pres->res_readdirplus3.status = NFS3ERR_IO; return NFS_REQ_DROP; } pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries = NULL; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.eof = FALSE; /** @todo XXXX fix this--compare nfs4_op_readdir */ /* How many entries will we retry from cache_inode ? */ if(begin_cookie > 1) { asked_num_entries = estimated_num_entries; cache_inode_cookie = begin_cookie; } else { asked_num_entries = ((estimated_num_entries > 2) ? estimated_num_entries - 2 : 0); /* Keep space for '.' and '..' */ cache_inode_cookie = 0; } /* A definition that will be very useful to avoid very long names for variables */ #define RES_READDIRPLUS_REPLY pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply /* Call readdir */ if(cache_inode_readdir(dir_pentry, pexport->cache_inode_policy, cache_inode_cookie, asked_num_entries, &num_entries, &end_cookie, &eod_met, dirent_array, ht, &dir_pentry_unlock, pclient, pcontext, &cache_status) == CACHE_INODE_SUCCESS) { LogFullDebug(COMPONENT_NFS_READDIR, "Readdirplus3 -> Call to cache_inode_readdir( cookie=%" PRIu64", asked=%lu ) -> num_entries = %u", cache_inode_cookie, asked_num_entries, num_entries); if(eod_met == END_OF_DIR) { LogFullDebug(COMPONENT_NFS_READDIR, "+++++++++++++++++++++++++++++++++++++++++> EOD MET "); } /* If nothing was found, return nothing, but if cookie=0, we should return . and .. */ if((num_entries == 0) && (asked_num_entries != 0) && (begin_cookie > 1)) { pres->res_readdirplus3.status = NFS3_OK; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries = NULL; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.eof = TRUE; nfs_SetPostOpAttr(pcontext, pexport, dir_pentry, NULL, &(pres->res_readdirplus3.READDIRPLUS3res_u.resok. dir_attributes)); memcpy(pres->res_readdirplus3.READDIRPLUS3res_u.resok.cookieverf, cookie_verifier, sizeof(cookieverf3)); } else { /* Allocation of the structure for reply */ entry_name_array = (entry_name_array_item_t *) Mem_Alloc_Label(estimated_num_entries * (FSAL_MAX_NAME_LEN + 1), "entry_name_array in nfs3_Readdirplus"); if(entry_name_array == NULL) { /* after successful cache_inode_readdir, dir_pentry may be * read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); return NFS_REQ_DROP; } pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries = (entryplus3 *) Mem_Alloc_Label(estimated_num_entries * sizeof(entryplus3), "READDIRPLUS3res_u.resok.reply.entries"); if(pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries == NULL) { /* after successful cache_inode_readdir, dir_pentry may be * read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); return NFS_REQ_DROP; } /* Allocation of the file handles */ fh3_array = (fh3_buffer_item_t *) Mem_Alloc_Label(estimated_num_entries * NFS3_FHSIZE, "Filehandle V3 in nfs3_Readdirplus"); if(fh3_array == NULL) { /* after successful cache_inode_readdir, dir_pentry may be * read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); return NFS_REQ_DROP; } delta = 0; /* manage . and .. */ if(begin_cookie == 0) { /* Fill in '.' */ if(estimated_num_entries > 0) { if((pfsal_handle = cache_inode_get_fsal_handle(dir_pentry, &cache_status_gethandle)) == NULL) { /* after successful cache_inode_readdir, dir_pentry * may be read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = nfs3_Errno(cache_status_gethandle); return NFS_REQ_OK; } FSAL_DigestHandle(FSAL_GET_EXP_CTX(pcontext), FSAL_DIGEST_FILEID3, pfsal_handle, (caddr_t) & (RES_READDIRPLUS_REPLY.entries[0]. fileid)); RES_READDIRPLUS_REPLY.entries[0].name = entry_name_array[0]; strcpy(RES_READDIRPLUS_REPLY.entries[0].name, "."); RES_READDIRPLUS_REPLY.entries[0].cookie = 1; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[0]. name_handle.post_op_fh3_u.handle.data.data_val = (char *)fh3_array[0]; if(nfs3_FSALToFhandle (&pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[0]. name_handle.post_op_fh3_u.handle, pfsal_handle, pexport) == 0) { /* after successful cache_inode_readdir, dir_pentry may * be read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = NFS3ERR_BADHANDLE; return NFS_REQ_OK; } RES_READDIRPLUS_REPLY.entries[0].name_attributes.attributes_follow = FALSE; RES_READDIRPLUS_REPLY.entries[0].name_handle.handle_follows = FALSE; entry_attr = dir_pentry->attributes; /* Set PostPoFh3 structure */ pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[0]. name_handle.handle_follows = TRUE; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[0]. name_handle.post_op_fh3_u.handle.data.data_len = sizeof(file_handle_v3_t); nfs_SetPostOpAttr(pcontext, pexport, dir_pentry, &entry_attr, &(pres->res_readdirplus3.READDIRPLUS3res_u.resok. reply.entries[0].name_attributes)); LogFullDebug(COMPONENT_NFS_READDIR, "Readdirplus3 -> i=0 num_entries=%d space_used=%lu maxcount=%lu Name=. FileId=%016llx Cookie=%llu", num_entries, space_used, maxcount, RES_READDIRPLUS_REPLY.entries[0].fileid, RES_READDIRPLUS_REPLY.entries[0].cookie); delta += 1; } } /* Fill in '..' */ if(begin_cookie <= 1) { if(estimated_num_entries > delta) { if((pentry_dot_dot = cache_inode_lookupp_sw(dir_pentry, ht, pclient, pcontext, &cache_status_gethandle, !dir_pentry_unlock)) == NULL) { /* after successful cache_inode_readdir, dir_pentry may * be read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = nfs3_Errno(cache_status_gethandle); return NFS_REQ_OK; } if((pfsal_handle = cache_inode_get_fsal_handle(pentry_dot_dot, &cache_status_gethandle)) == NULL) { /* after successful cache_inode_readdir, dir_pentry may * be read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = nfs3_Errno(cache_status_gethandle); return NFS_REQ_OK; } FSAL_DigestHandle(FSAL_GET_EXP_CTX(pcontext), FSAL_DIGEST_FILEID3, pfsal_handle, (caddr_t) & (RES_READDIRPLUS_REPLY.entries[delta]. fileid)); RES_READDIRPLUS_REPLY.entries[delta].name = entry_name_array[delta]; strcpy(RES_READDIRPLUS_REPLY.entries[delta].name, ".."); /* Getting a file handle */ pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[delta]. name_handle.post_op_fh3_u.handle.data.data_val = (char *)fh3_array[delta]; if(nfs3_FSALToFhandle (&pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[delta]. name_handle.post_op_fh3_u.handle, pfsal_handle, pexport) == 0) { /* after successful cache_inode_readdir, dir_pentry may * be read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = NFS3ERR_BADHANDLE; return NFS_REQ_OK; } RES_READDIRPLUS_REPLY.entries[delta].cookie = 2; RES_READDIRPLUS_REPLY.entries[delta].name_attributes.attributes_follow = FALSE; RES_READDIRPLUS_REPLY.entries[delta].name_handle.handle_follows = FALSE; entry_attr = pentry_dot_dot->attributes; /* Set PostPoFh3 structure */ pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[delta]. name_handle.handle_follows = TRUE; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[delta]. name_handle.post_op_fh3_u.handle.data.data_len = sizeof(file_handle_v3_t); nfs_SetPostOpAttr(pcontext, pexport, pentry_dot_dot, &entry_attr, &(pres->res_readdirplus3.READDIRPLUS3res_u.resok. reply.entries[delta].name_attributes)); LogFullDebug(COMPONENT_NFS_READDIR, "Readdirplus3 -> i=%d num_entries=%d space_used=%lu maxcount=%lu Name=.. FileId=%016llx Cookie=%llu", delta, num_entries, space_used, maxcount, RES_READDIRPLUS_REPLY.entries[delta].fileid, RES_READDIRPLUS_REPLY.entries[delta].cookie); } RES_READDIRPLUS_REPLY.entries[0].nextentry = &(RES_READDIRPLUS_REPLY.entries[delta]); if(num_entries > delta + 1) /* not 0 ??? */ RES_READDIRPLUS_REPLY.entries[delta].nextentry = &(RES_READDIRPLUS_REPLY.entries[delta + 1]); else RES_READDIRPLUS_REPLY.entries[delta].nextentry = NULL; delta += 1; } /* if( begin_cookie == 0 ) */ for(i = delta; i < num_entries + delta; i++) { unsigned long needed; /* maxcount is the size with the FH and attributes overhead, * so entryplus3 is used instead of entry3. The data structures * in nfs23.h have funny padding depending on the arch (32 or 64). * We can't get an accurate estimate by simply using * sizeof(entryplus3). */ /* FIXME: There is still a 4 byte over estimate here on x86_64. */ /** @todo Remove cookie offset calculation in readdir and readdirplus (obsoleted) */ needed = sizeof(reference_entry) + NFS3_FHSIZE + ((strlen(dirent_array[i - delta]->name.name) + 3) & ~3); /* if delta == 1 or 2, then "." and ".." have already been added * to the readdirplus reply. */ if (i == delta) { needed += needed*delta /* size of a dir entry in reply */ - ((strlen(dirent_array[i - delta]->name.name) + 3) & ~3)*delta /* size of filename for current entry */ + 4*delta; /* size of "." and ".." filenames in reply */ } if((space_used += needed) > maxcount) { /* If delta != 0, then we already added "." or ".." to the reply. */ if(i == delta && delta == 0) { /* Not enough room to make even a single reply */ /* after successful cache_inode_readdir, dir_pentry may * be read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = NFS3ERR_TOOSMALL; return NFS_REQ_OK; } break; /* Make post traitement */ } /* * Get information specific to this entry */ if((pfsal_handle = cache_inode_get_fsal_handle(dirent_array[i - delta]->pentry, &cache_status_gethandle)) == NULL) { /* after successful cache_inode_readdir, dir_pentry may be * read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = nfs3_Errno(cache_status_gethandle); return NFS_REQ_OK; } /* Now fill in the replyed entryplus3 list */ FSAL_DigestHandle(FSAL_GET_EXP_CTX(pcontext), FSAL_DIGEST_FILEID3, pfsal_handle, (caddr_t) & (RES_READDIRPLUS_REPLY.entries[i].fileid)); FSAL_name2str(&dirent_array[i - delta]->name, entry_name_array[i], FSAL_MAX_NAME_LEN); RES_READDIRPLUS_REPLY.entries[i].name = entry_name_array[i]; LogFullDebug(COMPONENT_NFS_READDIR, "Readdirplus3 -> i=%u num_entries=%u delta=%u " "num_entries + delta - 1=%u end_cookie=%"PRIu64, i, num_entries, delta, num_entries + delta - 1, end_cookie); if(i != num_entries + delta - 1) RES_READDIRPLUS_REPLY.entries[i].cookie = dirent_array[i - delta]->cookie; else RES_READDIRPLUS_REPLY.entries[i].cookie = end_cookie; RES_READDIRPLUS_REPLY.entries[i].name_attributes.attributes_follow = FALSE; RES_READDIRPLUS_REPLY.entries[i].name_handle.handle_follows = FALSE; entry_attr = dirent_array[i - delta]->pentry->attributes; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[i].name_handle.post_op_fh3_u.handle.data.data_val = (char *)fh3_array[i]; /* Compute the NFSv3 file handle */ if(nfs3_FSALToFhandle (&pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[i]. name_handle.post_op_fh3_u.handle, pfsal_handle, pexport) == 0) { /* after successful cache_inode_readdir, dir_pentry may be * read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); pres->res_readdirplus3.status = NFS3ERR_BADHANDLE; return NFS_REQ_OK; } /* Set PostPoFh3 structure */ pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[i].name_handle.handle_follows = TRUE; pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[i].name_handle.post_op_fh3_u.handle.data.data_len = sizeof(file_handle_v3_t); nfs_SetPostOpAttr(pcontext, pexport, dirent_array[i - delta]->pentry, &entry_attr, &(pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.entries[i].name_attributes)); LogFullDebug(COMPONENT_NFS_READDIR, "Readdirplus3 -> i=%d, num_entries=%d needed=%lu space_used=%lu maxcount=%lu Name=%s FileId=%016llx Cookie=%llu", i, num_entries, needed, space_used, maxcount, dirent_array[i - delta]->name.name, RES_READDIRPLUS_REPLY.entries[i].fileid, RES_READDIRPLUS_REPLY.entries[i].cookie); RES_READDIRPLUS_REPLY.entries[i].nextentry = NULL; if(i != 0) RES_READDIRPLUS_REPLY.entries[i - 1].nextentry = &(RES_READDIRPLUS_REPLY.entries[i]); } pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.eof = FALSE; } nfs_SetPostOpAttr(pcontext, pexport, dir_pentry, &dir_attr, &(pres->res_readdirplus3.READDIRPLUS3res_u.resok.dir_attributes)); memcpy(pres->res_readdirplus3.READDIRPLUS3res_u.resok.cookieverf, cookie_verifier, sizeof(cookieverf3)); pres->res_readdirplus3.status = NFS3_OK; if((eod_met == END_OF_DIR) && (i == num_entries + delta)) { /* End of directory */ LogFullDebug(COMPONENT_NFS_READDIR, "============================================================> EOD MET !!!!!!"); pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.eof = TRUE; } else pres->res_readdirplus3.READDIRPLUS3res_u.resok.reply.eof = FALSE; nfs_SetPostOpAttr(pcontext, pexport, dir_pentry, &dir_attr, &(pres->res_readdirplus3.READDIRPLUS3res_u.resok.dir_attributes)); memcpy(pres->res_readdirplus3.READDIRPLUS3res_u.resok.cookieverf, cookie_verifier, sizeof(cookieverf3)); LogFullDebug(COMPONENT_NFS_READDIR, "============================================================"); /* after successful cache_inode_readdir, dir_pentry may be * read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); /* Free the memory */ if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); return NFS_REQ_OK; } /* If we are here, there was an error */ /* after successful cache_inode_readdir, dir_pentry may be * read locked */ if (dir_pentry_unlock) V_r(&dir_pentry->lock); /* Free the memory */ if( !CACHE_INODE_KEEP_CONTENT( dir_pentry->policy ) ) cache_inode_release_dirent( dirent_array, num_entries, pclient ) ; Mem_Free((char *)dirent_array); Mem_Free((char *)entry_name_array); Mem_Free((char *)fh3_array); /* Is this a retryable error */ if(nfs_RetryableError(cache_status)) return NFS_REQ_DROP; /* Set failed status */ nfs_SetFailedStatus(pcontext, pexport, NFS_V3, cache_status, NULL, &pres->res_readdirplus3.status, dir_pentry, &(pres->res_readdirplus3.READDIRPLUS3res_u.resfail.dir_attributes), NULL, NULL, NULL, NULL, NULL, NULL); return NFS_REQ_OK; } /* nfs3_Readdirplus */
int nfs3_fsinfo(nfs_arg_t *arg, struct svc_req *req, nfs_res_t *res) { struct fsal_obj_handle *obj = NULL; int rc = NFS_REQ_OK; if (isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(arg->arg_fsinfo3.fsroot)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_fsinfo handle: %s", str); } /* To avoid setting it on each error case */ res->res_fsinfo3.FSINFO3res_u.resfail.obj_attributes.attributes_follow = FALSE; obj = nfs3_FhandleToCache(&arg->arg_fsinfo3.fsroot, &res->res_fsinfo3.status, &rc); if (obj == NULL) { /* Status and rc have been set by nfs3_FhandleToCache */ goto out; } /* New fields were added to nfs_config_t to handle this value. We use them */ FSINFO3resok * const FSINFO_FIELD = &res->res_fsinfo3.FSINFO3res_u.resok; FSINFO_FIELD->rtmax = atomic_fetch_uint64_t(&op_ctx->ctx_export->MaxRead); FSINFO_FIELD->rtpref = atomic_fetch_uint64_t(&op_ctx->ctx_export->PrefRead); /* This field is generally unused, it will be removed in V4 */ FSINFO_FIELD->rtmult = DEV_BSIZE; FSINFO_FIELD->wtmax = atomic_fetch_uint64_t(&op_ctx->ctx_export->MaxWrite); FSINFO_FIELD->wtpref = atomic_fetch_uint64_t(&op_ctx->ctx_export->PrefWrite); /* This field is generally unused, it will be removed in V4 */ FSINFO_FIELD->wtmult = DEV_BSIZE; FSINFO_FIELD->dtpref = atomic_fetch_uint64_t(&op_ctx->ctx_export->PrefReaddir); FSINFO_FIELD->maxfilesize = op_ctx->fsal_export->exp_ops.fs_maxfilesize(op_ctx->fsal_export); FSINFO_FIELD->time_delta.tv_sec = 1; FSINFO_FIELD->time_delta.tv_nsec = 0; LogFullDebug(COMPONENT_NFSPROTO, "rtmax = %d | rtpref = %d | trmult = %d", FSINFO_FIELD->rtmax, FSINFO_FIELD->rtpref, FSINFO_FIELD->rtmult); LogFullDebug(COMPONENT_NFSPROTO, "wtmax = %d | wtpref = %d | wrmult = %d", FSINFO_FIELD->wtmax, FSINFO_FIELD->wtpref, FSINFO_FIELD->wtmult); LogFullDebug(COMPONENT_NFSPROTO, "dtpref = %d | maxfilesize = %llu ", FSINFO_FIELD->dtpref, FSINFO_FIELD->maxfilesize); /* Allow all kinds of operations to be performed on the server through NFS v3 */ FSINFO_FIELD->properties = FSF3_LINK | FSF3_SYMLINK | FSF3_HOMOGENEOUS | FSF3_CANSETTIME; nfs_SetPostOpAttr(obj, &res->res_fsinfo3.FSINFO3res_u.resok. obj_attributes, NULL); res->res_fsinfo3.status = NFS3_OK; out: if (obj) obj->obj_ops.put_ref(obj); return rc; } /* nfs3_fsinfo */
int nlm4_Unshare(nfs_arg_t *args, struct svc_req *req, nfs_res_t *res) { nlm4_shareargs *arg = &args->arg_nlm4_share; struct fsal_obj_handle *obj; state_status_t state_status = STATE_SUCCESS; char buffer[MAXNETOBJ_SZ * 2] = "\0"; state_nsm_client_t *nsm_client; state_nlm_client_t *nlm_client; state_owner_t *nlm_owner; state_t *nlm_state; int rc; /* NLM doesn't have a BADHANDLE error, nor can rpc_execute deal with * responding to an NLM_*_MSG call, so we check here if the export is * NULL and if so, handle the response. */ if (op_ctx->ctx_export == NULL) { res->res_nlm4share.stat = NLM4_STALE_FH; LogInfo(COMPONENT_NLM, "INVALID HANDLE: NLM4_UNSHARE"); return NFS_REQ_OK; } res->res_nlm4share.sequence = 0; netobj_to_string(&arg->cookie, buffer, 1024); if (isDebug(COMPONENT_NLM)) { char str[LEN_FH_STR]; char oh[MAXNETOBJ_SZ * 2] = "\0"; sprint_fhandle3(str, (struct nfs_fh3 *)&arg->share.fh); netobj_to_string(&arg->share.oh, oh, 1024); LogDebug(COMPONENT_NLM, "REQUEST PROCESSING: Calling NLM4_UNSHARE handle: %s, cookie=%s, reclaim=%s, owner=%s, access=%d, deny=%d", str, buffer, arg->reclaim ? "yes" : "no", oh, arg->share.access, arg->share.mode); } copy_netobj(&res->res_nlm4share.cookie, &arg->cookie); rc = nlm_process_share_parms(req, &arg->share, op_ctx->fsal_export, &obj, CARE_NOT, &nsm_client, &nlm_client, &nlm_owner, &nlm_state); if (rc >= 0) { /* Present the error back to the client */ res->res_nlm4share.stat = (nlm4_stats) rc; LogDebug(COMPONENT_NLM, "REQUEST RESULT: NLM4_UNSHARE %s", lock_result_str(res->res_nlm4share.stat)); return NFS_REQ_OK; } state_status = state_nlm_share(obj, arg->share.access, arg->share.mode, nlm_owner, nlm_state, false, true); if (state_status != STATE_SUCCESS) { res->res_nlm4share.stat = nlm_convert_state_error(state_status); } else { res->res_nlm4share.stat = NLM4_GRANTED; } /* Release the NLM Client and NLM Owner references we have */ dec_nsm_client_ref(nsm_client); dec_nlm_client_ref(nlm_client); dec_state_owner_ref(nlm_owner); obj->obj_ops->put_ref(obj); dec_nlm_state_ref(nlm_state); LogDebug(COMPONENT_NLM, "REQUEST RESULT: NLM4_UNSHARE %s", lock_result_str(res->res_nlm4share.stat)); return NFS_REQ_OK; }
int nfs3_Commit(nfs_arg_t * parg, exportlist_t * pexport, fsal_op_context_t * pcontext, cache_inode_client_t * pclient, hash_table_t * ht, struct svc_req *preq, nfs_res_t * pres) { static char __attribute__ ((__unused__)) funcName[] = "nfs3_Access"; cache_inode_status_t cache_status; cache_entry_t *pentry = NULL; cache_inode_fsal_data_t fsal_data; fsal_attrib_list_t pre_attr; fsal_attrib_list_t *ppre_attr; uint64_t typeofcommit; if(isDebug(COMPONENT_NFSPROTO)) { char str[LEN_FH_STR]; sprint_fhandle3(str, &(parg->arg_commit3.file)); LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling nfs3_Commit handle: %s", str); } /* to avoid setting it on each error case */ pres->res_commit3.COMMIT3res_u.resfail.file_wcc.before.attributes_follow = FALSE; pres->res_commit3.COMMIT3res_u.resfail.file_wcc.after.attributes_follow = FALSE; ppre_attr = NULL; /* Convert file handle into a fsal_handle */ if(nfs3_FhandleToFSAL(&(parg->arg_commit3.file), &fsal_data.handle, pcontext) == 0) return NFS_REQ_DROP; /* Set cookie to 0 */ fsal_data.cookie = DIR_START; /* Get the entry in the cache_inode */ if((pentry = cache_inode_get( &fsal_data, pexport->cache_inode_policy, &pre_attr, ht, pclient, pcontext, &cache_status)) == NULL) { /* Stale NFS FH ? */ pres->res_commit3.status = NFS3ERR_STALE; return NFS_REQ_OK; } if((pexport->use_commit == TRUE) && (pexport->use_ganesha_write_buffer == FALSE)) typeofcommit = FSAL_UNSAFE_WRITE_TO_FS_BUFFER; else if((pexport->use_commit == TRUE) && (pexport->use_ganesha_write_buffer == TRUE)) typeofcommit = FSAL_UNSAFE_WRITE_TO_GANESHA_BUFFER; else /* We only do stable writes with this export so no need to execute a commit */ return NFS_REQ_OK; /* Do not use DC if data cache is enabled, the data is kept synchronous is the DC */ if(cache_inode_commit(pentry, parg->arg_commit3.offset, parg->arg_commit3.count, &pre_attr, ht, pclient, pcontext, typeofcommit, &cache_status) != CACHE_INODE_SUCCESS) { pres->res_commit3.status = NFS3ERR_IO;; nfs_SetWccData(pcontext, pexport, pentry, ppre_attr, ppre_attr, &(pres->res_commit3.COMMIT3res_u.resfail.file_wcc)); return NFS_REQ_OK; } /* Set the pre_attr */ ppre_attr = &pre_attr; nfs_SetWccData(pcontext, pexport, pentry, ppre_attr, ppre_attr, &(pres->res_commit3.COMMIT3res_u.resok.file_wcc)); /* Set the write verifier */ memcpy(pres->res_commit3.COMMIT3res_u.resok.verf, NFS3_write_verifier, sizeof(writeverf3)); pres->res_commit3.status = NFS3_OK; return NFS_REQ_OK; } /* nfs3_Commit */