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| 1 | +// Copyright (c) F5, Inc. |
| 2 | +// |
| 3 | +// This source code is licensed under the Apache License, Version 2.0 license found in the |
| 4 | +// LICENSE file in the root directory of this source tree. |
| 5 | + |
| 6 | +package resource |
| 7 | + |
| 8 | +import ( |
| 9 | + "context" |
| 10 | + "encoding/json" |
| 11 | + "log/slog" |
| 12 | + |
| 13 | + mpi "github.com/nginx/agent/v3/api/grpc/mpi/v1" |
| 14 | + "github.com/nginx/agent/v3/internal/datasource/proto" |
| 15 | + "github.com/nginx/agent/v3/internal/logger" |
| 16 | +) |
| 17 | + |
| 18 | +const emptyResponse = "{}" |
| 19 | + |
| 20 | +type APIAction struct { |
| 21 | + ResourceService resourceServiceInterface |
| 22 | +} |
| 23 | + |
| 24 | +func (a *APIAction) HandleUpdateStreamServersRequest(ctx context.Context, action *mpi.NGINXPlusAction, |
| 25 | + instance *mpi.Instance, |
| 26 | +) *mpi.DataPlaneResponse { |
| 27 | + correlationID := logger.GetCorrelationID(ctx) |
| 28 | + instanceID := instance.GetInstanceMeta().GetInstanceId() |
| 29 | + |
| 30 | + add, update, del, err := a.ResourceService.UpdateStreamServers(ctx, instance, |
| 31 | + action.GetUpdateStreamServers().GetUpstreamStreamName(), action.GetUpdateStreamServers().GetServers()) |
| 32 | + if err != nil { |
| 33 | + slog.ErrorContext(ctx, "Unable to update stream servers of upstream", "request", |
| 34 | + action.GetUpdateHttpUpstreamServers(), "error", err) |
| 35 | + |
| 36 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_FAILURE, |
| 37 | + "", instanceID, err.Error()) |
| 38 | + } |
| 39 | + |
| 40 | + slog.DebugContext(ctx, "Successfully updated stream upstream servers", "http_upstream_name", |
| 41 | + action.GetUpdateHttpUpstreamServers().GetHttpUpstreamName(), "add", len(add), "update", len(update), |
| 42 | + "delete", len(del)) |
| 43 | + |
| 44 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_OK, |
| 45 | + "Successfully updated stream upstream servers", instanceID, "") |
| 46 | +} |
| 47 | + |
| 48 | +func (a *APIAction) HandleGetStreamUpstreamsRequest(ctx context.Context, |
| 49 | + instance *mpi.Instance, |
| 50 | +) *mpi.DataPlaneResponse { |
| 51 | + correlationID := logger.GetCorrelationID(ctx) |
| 52 | + instanceID := instance.GetInstanceMeta().GetInstanceId() |
| 53 | + streamUpstreamsResponse := emptyResponse |
| 54 | + |
| 55 | + streamUpstreams, err := a.ResourceService.GetStreamUpstreams(ctx, instance) |
| 56 | + if err != nil { |
| 57 | + slog.ErrorContext(ctx, "Unable to get stream upstreams", "error", err) |
| 58 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_FAILURE, |
| 59 | + "", instanceID, err.Error()) |
| 60 | + } |
| 61 | + |
| 62 | + if streamUpstreams != nil { |
| 63 | + streamUpstreamsJSON, jsonErr := json.Marshal(streamUpstreams) |
| 64 | + if jsonErr != nil { |
| 65 | + slog.ErrorContext(ctx, "Unable to marshal stream upstreams", "err", err) |
| 66 | + } |
| 67 | + streamUpstreamsResponse = string(streamUpstreamsJSON) |
| 68 | + } |
| 69 | + |
| 70 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_OK, |
| 71 | + streamUpstreamsResponse, instanceID, "") |
| 72 | +} |
| 73 | + |
| 74 | +func (a *APIAction) HandleGetUpstreamsRequest(ctx context.Context, instance *mpi.Instance) *mpi.DataPlaneResponse { |
| 75 | + correlationID := logger.GetCorrelationID(ctx) |
| 76 | + instanceID := instance.GetInstanceMeta().GetInstanceId() |
| 77 | + upstreamsResponse := emptyResponse |
| 78 | + |
| 79 | + upstreams, err := a.ResourceService.GetUpstreams(ctx, instance) |
| 80 | + if err != nil { |
| 81 | + slog.InfoContext(ctx, "Unable to get upstreams", "error", err) |
| 82 | + |
| 83 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_FAILURE, |
| 84 | + "", instanceID, err.Error()) |
| 85 | + } |
| 86 | + |
| 87 | + if upstreams != nil { |
| 88 | + upstreamsJSON, jsonErr := json.Marshal(upstreams) |
| 89 | + if jsonErr != nil { |
| 90 | + slog.ErrorContext(ctx, "Unable to marshal upstreams", "err", err) |
| 91 | + } |
| 92 | + upstreamsResponse = string(upstreamsJSON) |
| 93 | + } |
| 94 | + |
| 95 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_OK, |
| 96 | + upstreamsResponse, instanceID, "") |
| 97 | +} |
| 98 | + |
| 99 | +func (a *APIAction) HandleUpdateHTTPUpstreamsRequest(ctx context.Context, action *mpi.NGINXPlusAction, |
| 100 | + instance *mpi.Instance, |
| 101 | +) *mpi.DataPlaneResponse { |
| 102 | + correlationID := logger.GetCorrelationID(ctx) |
| 103 | + instanceID := instance.GetInstanceMeta().GetInstanceId() |
| 104 | + |
| 105 | + add, update, del, err := a.ResourceService.UpdateHTTPUpstreamServers(ctx, instance, |
| 106 | + action.GetUpdateHttpUpstreamServers().GetHttpUpstreamName(), |
| 107 | + action.GetUpdateHttpUpstreamServers().GetServers()) |
| 108 | + if err != nil { |
| 109 | + slog.ErrorContext(ctx, "Unable to update HTTP servers of upstream", "request", |
| 110 | + action.GetUpdateHttpUpstreamServers(), "error", err) |
| 111 | + |
| 112 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_FAILURE, |
| 113 | + "", instanceID, err.Error()) |
| 114 | + } |
| 115 | + |
| 116 | + slog.DebugContext(ctx, "Successfully updated http upstream servers", "http_upstream_name", |
| 117 | + action.GetUpdateHttpUpstreamServers().GetHttpUpstreamName(), "add", len(add), "update", len(update), |
| 118 | + "delete", len(del)) |
| 119 | + |
| 120 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_OK, |
| 121 | + "Successfully updated HTTP Upstreams", instanceID, "") |
| 122 | +} |
| 123 | + |
| 124 | +func (a *APIAction) HandleGetHTTPUpstreamsServersRequest(ctx context.Context, action *mpi.NGINXPlusAction, |
| 125 | + instance *mpi.Instance, |
| 126 | +) *mpi.DataPlaneResponse { |
| 127 | + correlationID := logger.GetCorrelationID(ctx) |
| 128 | + instanceID := instance.GetInstanceMeta().GetInstanceId() |
| 129 | + upstreamsResponse := emptyResponse |
| 130 | + |
| 131 | + upstreams, err := a.ResourceService.GetHTTPUpstreamServers(ctx, instance, |
| 132 | + action.GetGetHttpUpstreamServers().GetHttpUpstreamName()) |
| 133 | + if err != nil { |
| 134 | + slog.ErrorContext(ctx, "Unable to get HTTP servers of upstream", "error", err) |
| 135 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_FAILURE, |
| 136 | + "", instanceID, err.Error()) |
| 137 | + } |
| 138 | + |
| 139 | + if upstreams != nil { |
| 140 | + upstreamsJSON, jsonErr := json.Marshal(upstreams) |
| 141 | + if jsonErr != nil { |
| 142 | + slog.ErrorContext(ctx, "Unable to marshal http upstreams", "err", err) |
| 143 | + } |
| 144 | + upstreamsResponse = string(upstreamsJSON) |
| 145 | + } |
| 146 | + |
| 147 | + return proto.CreateDataPlaneResponse(correlationID, mpi.CommandResponse_COMMAND_STATUS_OK, |
| 148 | + upstreamsResponse, instanceID, "") |
| 149 | +} |
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