1285819665

Committed 10 May 2024 10:26AM UTC coverage: 91.217% (-0.2%) from 91.379%

Build # 1285819665

Build Type

Pull #455

gitlab-ci

Committed by

kjaskiewiczz

Commit Message

fix: store "check_in_time" attribute as ISODate instead of string

Changelog: Title
Ticket: MEN-7259

Signed-off-by: Krzysztof Jaskiewicz <krzysztof.jaskiewicz@northern.tech>

Pull Request Pull Request #455: fix: store "check_in_time" attribute as ISODate instead of string

Run Details

2 of 8 new or added lines in 1 file covered. (25.0%)

16 existing lines in 1 file now uncovered.

3095 of 3393 relevant lines covered (91.22%)

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Source File
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94.35

/api/http/api_inventory.go

// Copyright 2023 Northern.tech AS
//
//    Licensed under the Apache License, Version 2.0 (the "License");
//    you may not use this file except in compliance with the License.
//    You may obtain a copy of the License at
//
//        http://www.apache.org/licenses/LICENSE-2.0
//
//    Unless required by applicable law or agreed to in writing, software
//    distributed under the License is distributed on an "AS IS" BASIS,
//    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//    See the License for the specific language governing permissions and
//    limitations under the License.

package http

import (
        "context"
        "fmt"
        "net/http"
        "strconv"
        "strings"
        "time"

        "github.com/ant0ine/go-json-rest/rest"
        validation "github.com/go-ozzo/ozzo-validation/v4"
        "github.com/pkg/errors"

        "github.com/mendersoftware/go-lib-micro/accesslog"
        "github.com/mendersoftware/go-lib-micro/identity"
        midentity "github.com/mendersoftware/go-lib-micro/identity"
        "github.com/mendersoftware/go-lib-micro/log"
        "github.com/mendersoftware/go-lib-micro/requestid"
        "github.com/mendersoftware/go-lib-micro/requestlog"
        "github.com/mendersoftware/go-lib-micro/rest_utils"
        u "github.com/mendersoftware/go-lib-micro/rest_utils"

        inventory "github.com/mendersoftware/inventory/inv"
        "github.com/mendersoftware/inventory/model"
        "github.com/mendersoftware/inventory/store"
        "github.com/mendersoftware/inventory/utils"
)

const (
        uriDevices       = "/api/0.1.0/devices"
        uriDevice        = "/api/0.1.0/devices/#id"
        uriDeviceTags    = "/api/0.1.0/devices/#id/tags"
        uriDeviceGroups  = "/api/0.1.0/devices/#id/group"
        uriDeviceGroup   = "/api/0.1.0/devices/#id/group/#name"
        uriAttributes    = "/api/0.1.0/attributes"
        uriGroups        = "/api/0.1.0/groups"
        uriGroupsName    = "/api/0.1.0/groups/#name"
        uriGroupsDevices = "/api/0.1.0/groups/#name/devices"

        apiUrlInternalV1         = "/api/internal/v1/inventory"
        uriInternalAlive         = apiUrlInternalV1 + "/alive"
        uriInternalHealth        = apiUrlInternalV1 + "/health"
        uriInternalTenants       = apiUrlInternalV1 + "/tenants"
        uriInternalDevices       = apiUrlInternalV1 + "/tenants/#tenant_id/devices"
        urlInternalDevicesStatus = apiUrlInternalV1 + "/tenants/#tenant_id/devices/status/#status"
        uriInternalDeviceDetails = apiUrlInternalV1 + "/tenants/#tenant_id/devices/#device_id"
        uriInternalDeviceGroups  = apiUrlInternalV1 + "/tenants/#tenant_id/devices/#device_id/groups"
        urlInternalAttributes    = apiUrlInternalV1 +
                "/tenants/#tenant_id/device/#device_id/attribute/scope/#scope"
        urlInternalReindex   = apiUrlInternalV1 + "/tenants/#tenant_id/devices/#device_id/reindex"
        apiUrlManagementV2   = "/api/management/v2/inventory"
        urlFiltersAttributes = apiUrlManagementV2 + "/filters/attributes"
        urlFiltersSearch     = apiUrlManagementV2 + "/filters/search"

        apiUrlInternalV2         = "/api/internal/v2/inventory"
        urlInternalFiltersSearch = apiUrlInternalV2 + "/tenants/#tenant_id/filters/search"

        hdrTotalCount = "X-Total-Count"
)

const (
        queryParamGroup          = "group"
        queryParamSort           = "sort"
        queryParamHasGroup       = "has_group"
        queryParamValueSeparator = ":"
        queryParamScopeSeparator = "/"
        sortOrderAsc             = "asc"
        sortOrderDesc            = "desc"
        sortAttributeNameIdx     = 0
        sortOrderIdx             = 1
)

const (
        DefaultTimeout = time.Second * 10
)

const (
        checkInTimeParamName = "check_in_time"
)

// model of device's group name response at /devices/:id/group endpoint
type InventoryApiGroup struct {
        Group model.GroupName `json:"group"`
}

func (g InventoryApiGroup) Validate() error {
        return g.Group.Validate()
}

type inventoryHandlers struct {
        inventory inventory.InventoryApp
}

// return an ApiHandler for device admission app
func NewInventoryApiHandlers(i inventory.InventoryApp) ApiHandler {
        return &inventoryHandlers{
                inventory: i,
        }
}

func wrapRoutes(middleware rest.Middleware, routes ...*rest.Route) []*rest.Route {
        for _, route := range routes {
                route.Func = middleware.MiddlewareFunc(route.Func)
        }
        return routes
}

func (i *inventoryHandlers) Build() (http.Handler, error) {
        //this will override the framework's error resp to the desired one:
        // {"error": "msg"}
        // instead of:
        // {"Error": "msg"}
        rest.ErrorFieldName = "error"

        api := rest.NewApi()

        api.Use(
                &requestlog.RequestLogMiddleware{},
                &requestid.RequestIdMiddleware{},
                &accesslog.AccessLogMiddleware{
                        Format: accesslog.SimpleLogFormat,
                        DisableLog: func(statusCode int, r *rest.Request) bool {
                                if r.URL.Path == uriInternalAlive ||
                                        r.URL.Path == uriInternalHealth &&
                                                statusCode < 300 {
                                        // Skips the health/liveliness probes
                                        return true
                                }
                                return false
                        },
                },
                &rest.ContentTypeCheckerMiddleware{},
        )
        internalRoutes := []*rest.Route{
                rest.Get(uriInternalAlive, i.LivelinessHandler),
                rest.Get(uriInternalHealth, i.HealthCheckHandler),

                rest.Patch(urlInternalAttributes, i.PatchDeviceAttributesInternalHandler),
                rest.Post(urlInternalReindex, i.ReindexDeviceDataHandler),

                rest.Post(uriInternalTenants, i.CreateTenantHandler),
                rest.Post(uriInternalDevices, i.AddDeviceHandler),
                rest.Delete(uriInternalDeviceDetails, i.DeleteDeviceHandler),
                rest.Post(urlInternalDevicesStatus, i.InternalDevicesStatusHandler),
                rest.Get(uriInternalDeviceGroups, i.GetDeviceGroupsInternalHandler),
                rest.Post(urlInternalFiltersSearch, i.InternalFiltersSearchHandler),
        }

        publicRoutes := AutogenOptionsRoutes([]*rest.Route{
                rest.Get(uriDevices, i.GetDevicesHandler),
                rest.Get(uriDevice, i.GetDeviceHandler),
                rest.Delete(uriDevice, i.DeleteDeviceInventoryHandler),
                rest.Delete(uriDeviceGroup, i.DeleteDeviceGroupHandler),
                rest.Delete(uriGroupsName, i.DeleteGroupHandler),
                rest.Delete(uriGroupsDevices, i.ClearDevicesGroupHandler),
                rest.Patch(uriAttributes, i.UpdateDeviceAttributesHandler),
                rest.Put(uriAttributes, i.UpdateDeviceAttributesHandler),
                rest.Put(uriDeviceGroups, i.AddDeviceToGroupHandler),
                rest.Patch(uriGroupsDevices, i.AppendDevicesToGroup),
                rest.Put(uriDeviceTags, i.UpdateDeviceTagsHandler),
                rest.Patch(uriDeviceTags, i.UpdateDeviceTagsHandler),

                rest.Get(uriDeviceGroups, i.GetDeviceGroupHandler),
                rest.Get(uriGroups, i.GetGroupsHandler),
                rest.Get(uriGroupsDevices, i.GetDevicesByGroupHandler),

                rest.Get(urlFiltersAttributes, i.FiltersAttributesHandler),
                rest.Post(urlFiltersSearch, i.FiltersSearchHandler),
        }, AllowHeaderOptionsGenerator)
        publicRoutes = wrapRoutes(&identity.IdentityMiddleware{
                UpdateLogger: true,
        }, publicRoutes...)
        routes := append(internalRoutes, publicRoutes...)

        app, err := rest.MakeRouter(routes...)
        if err != nil {
                return nil, errors.Wrap(err, "failed to create router")
        }
        api.SetApp(app)

        return api.MakeHandler(), nil

}

func (i *inventoryHandlers) LivelinessHandler(w rest.ResponseWriter, r *rest.Request) {
        w.WriteHeader(http.StatusNoContent)
}

func (i *inventoryHandlers) HealthCheckHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()
        l := log.FromContext(ctx)

        ctx, cancel := context.WithTimeout(ctx, DefaultTimeout)
        defer cancel()

        err := i.inventory.HealthCheck(ctx)
        if err != nil {
                rest_utils.RestErrWithLog(w, r, l, err, http.StatusServiceUnavailable)
                return
        }

        w.WriteHeader(http.StatusNoContent)
}

// `sort` paramater value is an attribute name with optional direction (desc or asc)
// separated by colon (:)
//
// eg. `sort=attr_name1` or `sort=attr_name1:asc`
func parseSortParam(r *rest.Request) (*store.Sort, error) {
        sortStr, err := utils.ParseQueryParmStr(r, queryParamSort, false, nil)
        if err != nil {
                return nil, err
        }
        if sortStr == "" {
                return nil, nil
        }
        sortValArray := strings.Split(sortStr, queryParamValueSeparator)
        attrNameWithScope := strings.SplitN(
                sortValArray[sortAttributeNameIdx],
                queryParamScopeSeparator,
                2,
        )
        var scope, attrName string
        if len(attrNameWithScope) == 1 {
                scope = model.AttrScopeInventory
                attrName = attrNameWithScope[0]
        } else {
                scope = attrNameWithScope[0]
                attrName = attrNameWithScope[1]
        }
        sort := store.Sort{AttrName: attrName, AttrScope: scope}
        if len(sortValArray) == 2 {
                sortOrder := sortValArray[sortOrderIdx]
                if sortOrder != sortOrderAsc && sortOrder != sortOrderDesc {
                        return nil, errors.New("invalid sort order")
                }
                sort.Ascending = sortOrder == sortOrderAsc
        }
        return &sort, nil
}

// Filter paramaters name are attributes name. Value can be prefixed
// with equality operator code (`eq` for =), separated from value by colon (:).
// Equality operator default value is `eq`
//
// eg. `attr_name1=value1` or `attr_name1=eq:value1`
func parseFilterParams(r *rest.Request) ([]store.Filter, error) {
        knownParams := []string{
                utils.PageName,
                utils.PerPageName,
                queryParamSort,
                queryParamHasGroup,
                queryParamGroup,
        }
        filters := make([]store.Filter, 0)
        var filter store.Filter
        for name := range r.URL.Query() {
                if utils.ContainsString(name, knownParams) {
                        continue
                }
                valueStr, err := utils.ParseQueryParmStr(r, name, false, nil)
                if err != nil {
                        return nil, err
                }

                attrNameWithScope := strings.SplitN(name, queryParamScopeSeparator, 2)
                var scope, attrName string
                if len(attrNameWithScope) == 1 {
                        scope = model.AttrScopeInventory
                        attrName = attrNameWithScope[0]
                } else {
                        scope = attrNameWithScope[0]
                        attrName = attrNameWithScope[1]
                }
                filter = store.Filter{AttrName: attrName, AttrScope: scope}

                // make sure we parse ':'s in value, it's either:
                // not there
                // after a valid operator specifier
                // or/and inside the value itself(mac, etc), in which case leave it alone
                sepIdx := strings.Index(valueStr, ":")
                if sepIdx == -1 {
                        filter.Value = valueStr
                        filter.Operator = store.Eq
                } else {
                        validOps := []string{"eq"}
                        for _, o := range validOps {
                                if valueStr[:sepIdx] == o {
                                        switch o {
                                        case "eq":
                                                filter.Operator = store.Eq
                                                filter.Value = valueStr[sepIdx+1:]
                                        }
                                        break
                                }
                        }

                        if filter.Value == "" {
                                filter.Value = valueStr
                                filter.Operator = store.Eq
                        }
                }

                floatValue, err := strconv.ParseFloat(filter.Value, 64)
                if err == nil {
                        filter.ValueFloat = &floatValue
                }

                timeValue, err := time.Parse("2006-01-02T15:04:05Z", filter.Value)
                if err == nil {
                        filter.ValueTime = &timeValue
                }

                filters = append(filters, filter)
        }
        return filters, nil
}

func (i *inventoryHandlers) GetDevicesHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        page, perPage, err := utils.ParsePagination(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        hasGroup, err := utils.ParseQueryParmBool(r, queryParamHasGroup, false, nil)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        groupName, err := utils.ParseQueryParmStr(r, "group", false, nil)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        sort, err := parseSortParam(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        filters, err := parseFilterParams(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        ld := store.ListQuery{Skip: int((page - 1) * perPage),
                Limit:     int(perPage),
                Filters:   filters,
                Sort:      sort,
                HasGroup:  hasGroup,
                GroupName: groupName}

        devs, totalCount, err := i.inventory.ListDevices(ctx, ld)

        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        hasNext := totalCount > int(page*perPage)
        links := utils.MakePageLinkHdrs(r, page, perPage, hasNext)
        for _, l := range links {
                w.Header().Add("Link", l)
        }
        // the response writer will ensure the header name is in Kebab-Pascal-Case
        w.Header().Add(hdrTotalCount, strconv.Itoa(totalCount))
        _ = w.WriteJson(devs)
}

func (i *inventoryHandlers) GetDeviceHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        deviceID := r.PathParam("id")

        dev, err := i.inventory.GetDevice(ctx, model.DeviceID(deviceID))
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }
        if dev == nil {
                u.RestErrWithLog(w, r, l, store.ErrDevNotFound, http.StatusNotFound)
                return
        }
        if dev.TagsEtag != "" {
                w.Header().Set("ETag", dev.TagsEtag)
        }

        _ = w.WriteJson(dev)
}

func (i *inventoryHandlers) DeleteDeviceInventoryHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        deviceID := r.PathParam("id")

        err := i.inventory.ReplaceAttributes(ctx, model.DeviceID(deviceID),
                model.DeviceAttributes{}, model.AttrScopeInventory, "")
        if err != nil && err != store.ErrDevNotFound {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusNoContent)
}

func (i *inventoryHandlers) DeleteDeviceHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()
        tenantId := r.PathParam("tenant_id")
        if tenantId != "" {
                id := &midentity.Identity{
                        Tenant: tenantId,
                }
                ctx = midentity.WithContext(ctx, id)
        }

        l := log.FromContext(ctx)

        deviceID := r.PathParam("device_id")

        err := i.inventory.DeleteDevice(ctx, model.DeviceID(deviceID))
        if err != nil && err != store.ErrDevNotFound {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusNoContent)
}

func (i *inventoryHandlers) AddDeviceHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()
        tenantId := r.PathParam("tenant_id")
        if tenantId != "" {
                id := &midentity.Identity{
                        Tenant: tenantId,
                }
                ctx = midentity.WithContext(ctx, id)
        }

        l := log.FromContext(ctx)

        dev, err := parseDevice(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        err = dev.Attributes.Validate()
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        err = i.inventory.AddDevice(ctx, dev)
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.Header().Add("Location", "devices/"+dev.ID.String())
        w.WriteHeader(http.StatusCreated)
}

func (i *inventoryHandlers) UpdateDeviceAttributesHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()
        l := log.FromContext(ctx)
        var idata *identity.Identity
        if idata = identity.FromContext(ctx); idata == nil || !idata.IsDevice {
                u.RestErrWithLog(w, r, l, errors.New("unauthorized"), http.StatusUnauthorized)
                return
        }
        deviceID := model.DeviceID(idata.Subject)
        //extract attributes from body
        attrs, err := parseAttributes(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }
        i.updateDeviceAttributes(w, r, ctx, attrs, deviceID, model.AttrScopeInventory, "")
}

func (i *inventoryHandlers) UpdateDeviceTagsHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()
        l := log.FromContext(ctx)

        // get device ID from uri
        deviceID := model.DeviceID(r.PathParam("id"))
        if len(deviceID) < 1 {
                u.RestErrWithLog(w, r, l, errors.New("device id cannot be empty"), http.StatusBadRequest)
                return
        }

        ifMatchHeader := r.Header.Get("If-Match")

        // extract attributes from body
        attrs, err := parseAttributes(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        // set scope and timestamp for tags attributes
        now := time.Now()
        for i := range attrs {
                attrs[i].Scope = model.AttrScopeTags
                if attrs[i].Timestamp == nil {
                        attrs[i].Timestamp = &now
                }
        }

        i.updateDeviceAttributes(w, r, ctx, attrs, deviceID, model.AttrScopeTags, ifMatchHeader)
}

func (i *inventoryHandlers) updateDeviceAttributes(
        w rest.ResponseWriter,
        r *rest.Request,
        ctx context.Context,
        attrs model.DeviceAttributes,
        deviceID model.DeviceID,
        scope string,
        etag string,
) {
        l := log.FromContext(ctx)
        var err error

        // upsert or replace the attributes
        if r.Method == http.MethodPatch {
                err = i.inventory.UpsertAttributesWithUpdated(ctx, deviceID, attrs, scope, etag)
        } else if r.Method == http.MethodPut {
                err = i.inventory.ReplaceAttributes(ctx, deviceID, attrs, scope, etag)
        } else {
                u.RestErrWithLog(w, r, l, errors.New("method not alllowed"), http.StatusMethodNotAllowed)
                return
        }

        cause := errors.Cause(err)
        switch cause {
        case store.ErrNoAttrName:
        case inventory.ErrTooManyAttributes:
                u.RestErrWithLog(w, r, l, cause, http.StatusBadRequest)
                return
        case inventory.ErrETagDoesntMatch:
                u.RestErrWithInfoMsg(w, r, l, cause, http.StatusPreconditionFailed, cause.Error())
                return
        }
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusOK)
}

func (i *inventoryHandlers) PatchDeviceAttributesInternalHandler(
        w rest.ResponseWriter,
        r *rest.Request,
) {
        ctx := r.Context()
        tenantId := r.PathParam("tenant_id")
        ctx = getTenantContext(ctx, tenantId)

        l := log.FromContext(ctx)

        deviceId := r.PathParam("device_id")
        if len(deviceId) < 1 {
                u.RestErrWithLog(w, r, l, errors.New("device id cannot be empty"), http.StatusBadRequest)
                return
        }
        //extract attributes from body
        attrs, err := parseAttributes(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }
        for i, a := range attrs {
                a.Scope = r.PathParam("scope")
                if a.Name == checkInTimeParamName {
                        t, err := time.Parse(time.RFC3339, fmt.Sprintf("%v", a.Value))
                        if err != nil {
                                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                                return
                        }
                        attrs[i].Value = t
                }
        }

        //upsert the attributes
        err = i.inventory.UpsertAttributes(ctx, model.DeviceID(deviceId), attrs)
        cause := errors.Cause(err)
        switch cause {
        case store.ErrNoAttrName:
                u.RestErrWithLog(w, r, l, cause, http.StatusBadRequest)
                return
        }
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusOK)
}

func (i *inventoryHandlers) DeleteDeviceGroupHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        deviceID := r.PathParam("id")
        groupName := r.PathParam("name")

        err := i.inventory.UnsetDeviceGroup(ctx, model.DeviceID(deviceID), model.GroupName(groupName))
        if err != nil {
                cause := errors.Cause(err)
                if cause != nil {
                        if cause.Error() == store.ErrDevNotFound.Error() {
                                u.RestErrWithLog(w, r, l, err, http.StatusNotFound)
                                return
                        }
                }
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusNoContent)
}

func (i *inventoryHandlers) AddDeviceToGroupHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        devId := r.PathParam("id")

        var group InventoryApiGroup
        err := r.DecodeJsonPayload(&group)
        if err != nil {
                u.RestErrWithLog(
                        w, r, l, errors.Wrap(err, "failed to decode device group data"),
                        http.StatusBadRequest)
                return
        }

        if err = group.Validate(); err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        err = i.inventory.UpdateDeviceGroup(ctx, model.DeviceID(devId), model.GroupName(group.Group))
        if err != nil {
                if cause := errors.Cause(err); cause != nil && cause == store.ErrDevNotFound {
                        u.RestErrWithLog(w, r, l, err, http.StatusNotFound)
                        return
                }
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }
        w.WriteHeader(http.StatusNoContent)
}

func (i *inventoryHandlers) GetDevicesByGroupHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        group := r.PathParam("name")

        page, perPage, err := utils.ParsePagination(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        //get one extra device to see if there's a 'next' page
        ids, totalCount, err := i.inventory.ListDevicesByGroup(
                ctx,
                model.GroupName(group),
                int((page-1)*perPage),
                int(perPage),
        )
        if err != nil {
                if err == store.ErrGroupNotFound {
                        u.RestErrWithLog(w, r, l, err, http.StatusNotFound)
                } else {
                        u.RestErrWithLogInternal(w, r, l, err)
                }
                return
        }

        hasNext := totalCount > int(page*perPage)

        links := utils.MakePageLinkHdrs(r, page, perPage, hasNext)
        for _, l := range links {
                w.Header().Add("Link", l)
        }
        // the response writer will ensure the header name is in Kebab-Pascal-Case
        w.Header().Add(hdrTotalCount, strconv.Itoa(totalCount))
        _ = w.WriteJson(ids)
}

func (i *inventoryHandlers) AppendDevicesToGroup(w rest.ResponseWriter, r *rest.Request) {
        var deviceIDs []model.DeviceID
        ctx := r.Context()
        l := log.FromContext(ctx)
        groupName := model.GroupName(r.PathParam("name"))
        if err := groupName.Validate(); err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        if err := r.DecodeJsonPayload(&deviceIDs); err != nil {
                u.RestErrWithLog(w, r, l,
                        errors.Wrap(err, "invalid payload schema"),
                        http.StatusBadRequest,
                )
                return
        } else if len(deviceIDs) == 0 {
                u.RestErrWithLog(w, r, l,
                        errors.New("no device IDs present in payload"),
                        http.StatusBadRequest,
                )
                return
        }
        updated, err := i.inventory.UpdateDevicesGroup(
                ctx, deviceIDs, groupName,
        )
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }
        _ = w.WriteJson(updated)
}

func (i *inventoryHandlers) DeleteGroupHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()
        l := log.FromContext(ctx)

        groupName := model.GroupName(r.PathParam("name"))
        if err := groupName.Validate(); err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        updated, err := i.inventory.DeleteGroup(ctx, groupName)
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }
        w.WriteHeader(http.StatusOK)
        _ = w.WriteJson(updated)
}

func (i *inventoryHandlers) ClearDevicesGroupHandler(w rest.ResponseWriter, r *rest.Request) {
        var deviceIDs []model.DeviceID
        ctx := r.Context()
        l := log.FromContext(ctx)

        groupName := model.GroupName(r.PathParam("name"))
        if err := groupName.Validate(); err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        if err := r.DecodeJsonPayload(&deviceIDs); err != nil {
                u.RestErrWithLog(w, r, l,
                        errors.Wrap(err, "invalid payload schema"),
                        http.StatusBadRequest,
                )
                return
        } else if len(deviceIDs) == 0 {
                u.RestErrWithLog(w, r, l,
                        errors.New("no device IDs present in payload"),
                        http.StatusBadRequest,
                )
                return
        }

        updated, err := i.inventory.UnsetDevicesGroup(ctx, deviceIDs, groupName)
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }
        w.WriteHeader(http.StatusOK)
        _ = w.WriteJson(updated)
}

func parseDevice(r *rest.Request) (*model.Device, error) {
        dev := model.Device{}

        //decode body
        err := r.DecodeJsonPayload(&dev)
        if err != nil {
                return nil, errors.Wrap(err, "failed to decode request body")
        }

        if err := dev.Validate(); err != nil {
                return nil, err
        }

        return &dev, nil
}

func parseAttributes(r *rest.Request) (model.DeviceAttributes, error) {
        var attrs model.DeviceAttributes

        err := r.DecodeJsonPayload(&attrs)
        if err != nil {
                return nil, errors.Wrap(err, "failed to decode request body")
        }

        err = attrs.Validate()
        if err != nil {
                return nil, err
        }

        return attrs, nil
}

func (i *inventoryHandlers) GetGroupsHandler(w rest.ResponseWriter, r *rest.Request) {
        var fltr []model.FilterPredicate
        ctx := r.Context()

        l := log.FromContext(ctx)

        query := r.URL.Query()
        status := query.Get("status")
        if status != "" {
                fltr = []model.FilterPredicate{{
                        Attribute: "status",
                        Scope:     "identity",
                        Type:      "$eq",
                        Value:     status,
                }}
        }

        groups, err := i.inventory.ListGroups(ctx, fltr)
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        if groups == nil {
                groups = []model.GroupName{}
        }

        _ = w.WriteJson(groups)
}

func (i *inventoryHandlers) GetDeviceGroupHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        deviceID := r.PathParam("id")

        group, err := i.inventory.GetDeviceGroup(ctx, model.DeviceID(deviceID))
        if err != nil {
                if err == store.ErrDevNotFound {
                        u.RestErrWithLog(w, r, l, store.ErrDevNotFound, http.StatusNotFound)
                } else {
                        u.RestErrWithLogInternal(w, r, l, err)
                }
                return
        }

        ret := map[string]*model.GroupName{"group": nil}

        if group != "" {
                ret["group"] = &group
        }

        _ = w.WriteJson(ret)
}

type newTenantRequest struct {
        TenantID string `json:"tenant_id" valid:"required"`
}

func (t newTenantRequest) Validate() error {
        return validation.ValidateStruct(&t,
                validation.Field(&t.TenantID, validation.Required),
        )
}

func (i *inventoryHandlers) CreateTenantHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        var newTenant newTenantRequest

        if err := r.DecodeJsonPayload(&newTenant); err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        if err := newTenant.Validate(); err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        err := i.inventory.CreateTenant(ctx, model.NewTenant{
                ID: newTenant.TenantID,
        })
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusCreated)
}

func (i *inventoryHandlers) FiltersAttributesHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        // query the database
        attributes, err := i.inventory.GetFiltersAttributes(ctx)
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        // in case of nil make sure we return empty list
        if attributes == nil {
                attributes = []model.FilterAttribute{}
        }

        _ = w.WriteJson(attributes)
}

func (i *inventoryHandlers) FiltersSearchHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        //extract attributes from body
        searchParams, err := parseSearchParams(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        // query the database
        devs, totalCount, err := i.inventory.SearchDevices(ctx, *searchParams)
        if err != nil {
                if strings.Contains(err.Error(), "BadValue") {
                        u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                } else {
                        u.RestErrWithLogInternal(w, r, l, err)
                }
                return
        }

        // the response writer will ensure the header name is in Kebab-Pascal-Case
        w.Header().Add(hdrTotalCount, strconv.Itoa(totalCount))
        _ = w.WriteJson(devs)
}

func (i *inventoryHandlers) InternalFiltersSearchHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        tenantId := r.PathParam("tenant_id")
        if tenantId != "" {
                ctx = getTenantContext(ctx, tenantId)
        }

        //extract attributes from body
        searchParams, err := parseSearchParams(r)
        if err != nil {
                u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                return
        }

        // query the database
        devs, totalCount, err := i.inventory.SearchDevices(ctx, *searchParams)
        if err != nil {
                if strings.Contains(err.Error(), "BadValue") {
                        u.RestErrWithLog(w, r, l, err, http.StatusBadRequest)
                } else {
                        u.RestErrWithLogInternal(w, r, l, err)
                }
                return
        }

        // the response writer will ensure the header name is in Kebab-Pascal-Case
        w.Header().Add(hdrTotalCount, strconv.Itoa(totalCount))
        _ = w.WriteJson(devs)
}

func getTenantContext(ctx context.Context, tenantId string) context.Context {
        if ctx == nil {
                ctx = context.Background()
        }
        if tenantId == "" {
                return ctx
        }
        id := &midentity.Identity{
                Tenant: tenantId,
        }

        ctx = midentity.WithContext(ctx, id)

        return ctx
}

func (i *inventoryHandlers) InternalDevicesStatusHandler(w rest.ResponseWriter, r *rest.Request) {
        const (
                StatusDecommissioned = "decommissioned"
                StatusAccepted       = "accepted"
                StatusRejected       = "rejected"
                StatusPreauthorized  = "preauthorized"
                StatusPending        = "pending"
                StatusNoAuth         = "noauth"
        )
        var (
                devices []model.DeviceUpdate
                result  *model.UpdateResult
        )

        ctx := r.Context()
        l := log.FromContext(ctx)

        tenantID := r.PathParam("tenant_id")
        ctx = getTenantContext(ctx, tenantID)

        status := r.PathParam("status")

        err := r.DecodeJsonPayload(&devices)
        if err != nil {
                u.RestErrWithLog(w, r, l, errors.Wrap(err, "cant parse devices"), http.StatusBadRequest)
                return
        }

        switch status {
        case StatusAccepted, StatusPreauthorized,
                StatusPending, StatusRejected,
                StatusNoAuth:
                // Update statuses
                attrs := model.DeviceAttributes{{
                        Name:  "status",
                        Scope: model.AttrScopeIdentity,
                        Value: status,
                }}
                result, err = i.inventory.UpsertDevicesStatuses(ctx, devices, attrs)
        case StatusDecommissioned:
                // Delete Inventory
                result, err = i.inventory.DeleteDevices(ctx, getIdsFromDevices(devices))
        default:
                // Unrecognized status
                u.RestErrWithLog(w, r, l,
                        errors.Errorf("unrecognized status: %s", status),
                        http.StatusNotFound,
                )
                return
        }
        if err == store.ErrWriteConflict {
                u.RestErrWithLog(w, r, l, err, http.StatusConflict)
                return
        } else if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusOK)
        _ = w.WriteJson(result)
}

func (i *inventoryHandlers) GetDeviceGroupsInternalHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()

        l := log.FromContext(ctx)

        tenantId := r.PathParam("tenant_id")
        ctx = getTenantContext(ctx, tenantId)

        deviceID := r.PathParam("device_id")
        group, err := i.inventory.GetDeviceGroup(ctx, model.DeviceID(deviceID))
        if err != nil {
                if err == store.ErrDevNotFound {
                        u.RestErrWithLog(w, r, l, store.ErrDevNotFound, http.StatusNotFound)
                } else {
                        u.RestErrWithLogInternal(w, r, l, err)
                }
                return
        }

        res := model.DeviceGroups{}
        if group != "" {
                res.Groups = append(res.Groups, string(group))
        }

        _ = w.WriteJson(res)
}

func (i *inventoryHandlers) ReindexDeviceDataHandler(w rest.ResponseWriter, r *rest.Request) {
        ctx := r.Context()
        tenantId := r.PathParam("tenant_id")
        ctx = getTenantContext(ctx, tenantId)

        l := log.FromContext(ctx)

        deviceId := r.PathParam("device_id")
        if len(deviceId) < 1 {
                u.RestErrWithLog(w, r, l, errors.New("device id cannot be empty"), http.StatusBadRequest)
                return
        }

        serviceName, err := utils.ParseQueryParmStr(r, "service", false, nil)
        // inventory service accepts only reindex requests from devicemonitor
        if err != nil || serviceName != "devicemonitor" {
                u.RestErrWithLog(w, r, l, errors.New("unsupported service"), http.StatusBadRequest)
                return
        }

        // check devicemonitor alerts
        alertsCount, err := i.inventory.CheckAlerts(ctx, deviceId)
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        alertsPresent := false
        if alertsCount > 0 {
                alertsPresent = true
        }
        attrs := model.DeviceAttributes{
                model.DeviceAttribute{
                        Name:  model.AttrNameNumberOfAlerts,
                        Scope: model.AttrScopeMonitor,
                        Value: alertsCount,
                },
                model.DeviceAttribute{
                        Name:  model.AttrNameAlerts,
                        Scope: model.AttrScopeMonitor,
                        Value: alertsPresent,
                },
        }

        // upsert monitor attributes
        err = i.inventory.UpsertAttributes(ctx, model.DeviceID(deviceId), attrs)
        cause := errors.Cause(err)
        switch cause {
        case store.ErrNoAttrName:
                u.RestErrWithLog(w, r, l, cause, http.StatusBadRequest)
                return
        }
        if err != nil {
                u.RestErrWithLogInternal(w, r, l, err)
                return
        }

        w.WriteHeader(http.StatusOK)
}

func getIdsFromDevices(devices []model.DeviceUpdate) []model.DeviceID {
        ids := make([]model.DeviceID, len(devices))
        for i, dev := range devices {
                ids[i] = dev.Id
        }
        return ids
}

func parseSearchParams(r *rest.Request) (*model.SearchParams, error) {
        var searchParams model.SearchParams

        if err := r.DecodeJsonPayload(&searchParams); err != nil {
                return nil, errors.Wrap(err, "failed to decode request body")
        }

        if searchParams.Page < 1 {
                searchParams.Page = utils.PageDefault
        }
        if searchParams.PerPage < 1 {
                searchParams.PerPage = utils.PerPageDefault
        }

        if err := searchParams.Validate(); err != nil {
                return nil, err
        }

        return &searchParams, nil
}

mendersoftware / inventory / 1285819665

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