84 lines
3.3 KiB
Go
84 lines
3.3 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: BUSL-1.1
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package plugin
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import (
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"context"
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"time"
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"github.com/hashicorp/boundary/globals"
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"github.com/hashicorp/boundary/internal/errors"
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"github.com/hashicorp/boundary/internal/host"
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"github.com/hashicorp/boundary/internal/listtoken"
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"github.com/hashicorp/boundary/internal/pagination"
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ppagination "github.com/hashicorp/boundary/internal/pagination/plugin"
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"github.com/hashicorp/boundary/internal/plugin"
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"github.com/hashicorp/boundary/internal/types/resource"
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)
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// ListHostsRefresh lists hosts according to the page size
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// and list token, filtering out entries that do not
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// pass the filter item fn. It returns a new list token
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// based on the old one, the grants hash, and the returned
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// hosts. It also returns the plugin associated with the host catalog.
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func ListHostsRefresh(
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ctx context.Context,
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grantsHash []byte,
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pageSize int,
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filterItemFn ppagination.ListPluginFilterFunc[host.Host],
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tok *listtoken.Token,
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repo *Repository,
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hostCatalogId string,
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) (*pagination.ListResponse[host.Host], *plugin.Plugin, error) {
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const op = "plugin.ListHostsRefresh"
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switch {
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case len(grantsHash) == 0:
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "missing grants hash")
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case pageSize < 1:
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "page size must be at least 1")
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case filterItemFn == nil:
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "missing filter item callback")
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case tok == nil:
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "missing token")
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case repo == nil:
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "missing repo")
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case hostCatalogId == "":
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "missing host catalog ID")
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case tok.ResourceType != resource.Host:
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "token did not have a host resource type")
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}
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rt, ok := tok.Subtype.(*listtoken.StartRefreshToken)
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if !ok {
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return nil, nil, errors.New(ctx, errors.InvalidParameter, op, "token did not have a start-refresh token component")
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}
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listItemsFn := func(ctx context.Context, lastPageItem host.Host, limit int) ([]host.Host, *plugin.Plugin, time.Time, error) {
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opts := []Option{
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WithLimit(limit),
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}
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if lastPageItem != nil {
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opts = append(opts, WithStartPageAfterItem(lastPageItem))
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}
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// Add the database read timeout to account for any creations missed due to concurrent
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// transactions in the initial pagination phase.
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pHosts, plg, listTime, err := repo.listHostsRefresh(ctx, hostCatalogId, rt.PreviousPhaseUpperBound.Add(-globals.RefreshReadLookbackDuration), opts...)
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if err != nil {
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return nil, nil, time.Time{}, err
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}
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var hosts []host.Host
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for _, host := range pHosts {
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hosts = append(hosts, host)
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}
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return hosts, plg, listTime, nil
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}
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listDeletedIdsFn := func(ctx context.Context, since time.Time) ([]string, time.Time, error) {
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// Add the database read timeout to account for any deletes missed due to concurrent
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// transactions in the original list pagination phase.
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return repo.listDeletedHostIds(ctx, since.Add(-globals.RefreshReadLookbackDuration))
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}
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return ppagination.ListPluginRefresh(ctx, grantsHash, pageSize, filterItemFn, listItemsFn, repo.estimatedHostCount, listDeletedIdsFn, tok)
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}
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