// List returns a list of factors (weights) per endpoint group (i.e. site)
func List(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output = []byte(http.StatusText(http.StatusUnauthorized))
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
session, err := mongo.OpenSession(tenantDbConfig)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
defer mongo.CloseSession(session)
results := []FactorsOutput{}
err = mongo.Find(session, tenantDbConfig.Db, "weights", nil, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
output, err = createView(results, contentType) //Render the results into XML format
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
mongo.CloseSession(session)
return code, h, output, err
}
// List existing recomputations
func List(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
// contentType := "application/json"
charset := "utf-8"
//STANDARD DECLARATIONS END
urlValues := r.URL.Query()
contentType := r.Header.Get("Accept")
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
filter := IncomingRecomputation{
StartTime: urlValues.Get("start_time"),
EndTime: urlValues.Get("end_time"),
Reason: urlValues.Get("reason"),
Report: urlValues.Get("report"),
}
session, err := mongo.OpenSession(tenantDbConfig)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
results := []MongoInterface{}
err = mongo.Find(session, tenantDbConfig.Db, recomputationsColl, filter, "timestamp", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
output, err = createListView(results, contentType)
return code, h, output, err
}
// List returns a list of factors (weights) per endpoint group (i.e. site)
func List(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
// Grab Tenant DB configuration from context
tenantDbConfig := context.Get(r, "tenant_conf").(config.MongoConfig)
session, err := mongo.OpenSession(tenantDbConfig)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
defer mongo.CloseSession(session)
results := []FactorsOutput{}
err = mongo.Find(session, tenantDbConfig.Db, "weights", nil, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
output, err = createView(results, contentType) //Render the results into XML format
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
mongo.CloseSession(session)
return code, h, output, err
}
// SubmitRecomputation insert a new pending recomputation in the tenants database
func SubmitRecomputation(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusAccepted
h := http.Header{}
output := []byte("")
err := error(nil)
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err := respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
session, err := mongo.OpenSession(tenantDbConfig)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
var recompSubmission IncomingRecomputation
// urlValues := r.URL.Query()
body, err := ioutil.ReadAll(io.LimitReader(r.Body, cfg.Server.ReqSizeLimit))
if err != nil {
panic(err)
}
if err := r.Body.Close(); err != nil {
panic(err)
}
if err := json.Unmarshal(body, &recompSubmission); err != nil {
code = 422 // unprocessable entity
output = []byte("Unprocessable JSON")
return code, h, output, err
}
now := time.Now()
recomputation := MongoInterface{
ID: mongo.NewUUID(),
RequesterName: tenantDbConfig.User,
RequesterEmail: tenantDbConfig.Email,
StartTime: recompSubmission.StartTime,
EndTime: recompSubmission.EndTime,
Reason: recompSubmission.Reason,
Report: recompSubmission.Report,
Exclude: recompSubmission.Exclude,
Timestamp: now.Format("2006-01-02 15:04:05"),
Status: "pending",
}
err = mongo.Insert(session, tenantDbConfig.Db, recomputationsColl, recomputation)
if err != nil {
panic(err)
}
output, err = createSubmitView(recomputation, contentType, r)
return code, h, output, err
}
// Create function is used to implement the create tenant request.
// The request is an http POST request with the tenant description
// provided as json structure in the request body
func Create(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
// Content Negotiation
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
// if authentication procedure fails then
// return unauthorized http status
if authentication.AuthenticateAdmin(r.Header, cfg) == false {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
// Try ingest request body
body, err := ioutil.ReadAll(io.LimitReader(r.Body, cfg.Server.ReqSizeLimit))
if err != nil {
panic(err)
}
if err := r.Body.Close(); err != nil {
panic(err)
}
incoming := Tenant{}
// Parse body json
if err := json.Unmarshal(body, &incoming); err != nil {
output, _ = respond.MarshalContent(respond.BadRequestBadJSON, contentType, "", " ")
code = http.StatusBadRequest
return code, h, output, err
}
// Try to open the mongo session
session, err := mongo.OpenSession(cfg.MongoDB)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Check if name exists
sameName := []Tenant{}
filter := bson.M{"info.name": incoming.Info.Name}
err = mongo.Find(session, cfg.MongoDB.Db, "tenants", filter, "name", &sameName)
if len(sameName) > 0 {
code = http.StatusConflict
output, err = createMsgView("Tenant with same name already exists", code)
return code, h, output, err
}
// Generate new id
incoming.ID = mongo.NewUUID()
incoming.Info.Created = time.Now().Format("2006-01-02 15:04:05")
incoming.Info.Updated = incoming.Info.Created
err = mongo.Insert(session, cfg.MongoDB.Db, "tenants", incoming)
if err != nil {
panic(err)
}
// Create view of the results
output, err = createRefView(incoming, "Tenant was succesfully created", 201, r) //Render the results into JSON
code = http.StatusCreated
return code, h, output, err
}
// Delete function used to implement remove tenant request
func Delete(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
// Content Negotiation
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
vars := mux.Vars(r)
// if authentication procedure fails then
// return unauthorized
if authentication.AuthenticateAdmin(r.Header, cfg) == false {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
// Try to open the mongo session
session, err := mongo.OpenSession(cfg.MongoDB)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
filter := bson.M{"id": vars["ID"]}
// Retrieve Results from database
results := []Tenant{}
err = mongo.Find(session, cfg.MongoDB.Db, "tenants", filter, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Check if nothing found
if len(results) < 1 {
output, _ = respond.MarshalContent(respond.NotFound, contentType, "", " ")
code = http.StatusNotFound
return code, h, output, err
}
mongo.Remove(session, cfg.MongoDB.Db, "tenants", filter)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Create view of the results
output, err = createMsgView("Tenant Successfully Deleted", 200) //Render the results into JSON
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// Update function used to implement update tenant request.
// This is an http PUT request that gets a specific tenant's name
// as a urlvar parameter input and a json structure in the request
// body in order to update the datastore document for the specific
// tenant
func Update(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
// Content Negotiation
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
vars := mux.Vars(r)
// if authentication procedure fails then
// return unauthorized
if authentication.AuthenticateAdmin(r.Header, cfg) == false {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
incoming := Tenant{}
// ingest body data
body, err := ioutil.ReadAll(io.LimitReader(r.Body, cfg.Server.ReqSizeLimit))
if err != nil {
panic(err)
}
if err := r.Body.Close(); err != nil {
panic(err)
}
// parse body json
if err := json.Unmarshal(body, &incoming); err != nil {
output, _ = respond.MarshalContent(respond.BadRequestBadJSON, contentType, "", " ")
code = http.StatusBadRequest
return code, h, output, err
}
// Try to open the mongo session
session, err := mongo.OpenSession(cfg.MongoDB)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// create filter to retrieve specific profile with id
filter := bson.M{"id": vars["ID"]}
incoming.ID = vars["ID"]
// Retrieve Results from database
results := []Tenant{}
err = mongo.Find(session, cfg.MongoDB.Db, "tenants", filter, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Check if nothing found
if len(results) < 1 {
output, _ = respond.MarshalContent(respond.NotFound, contentType, "", " ")
code = http.StatusNotFound
return code, h, output, err
}
// If user chose to change name - check if name already exists
if results[0].Info.Name != incoming.Info.Name {
sameName := []Tenant{}
filter = bson.M{"info.name": incoming.Info.Name}
err = mongo.Find(session, cfg.MongoDB.Db, "tenants", filter, "name", &sameName)
if len(sameName) > 1 {
code = http.StatusConflict
output, err = createMsgView("Tenant with same name already exists", code)
return code, h, output, err
}
}
// run the update query
incoming.Info.Created = results[0].Info.Created
incoming.Info.Updated = time.Now().Format("2006-01-02 15:04:05")
filter = bson.M{"id": vars["ID"]}
err = mongo.Update(session, cfg.MongoDB.Db, "tenants", filter, incoming)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Create view for response message
output, err = createMsgView("Tenant successfully updated", 200) //Render the results into JSON
code = http.StatusOK
return code, h, output, err
}
// ListOne function implement an http GET request that accepts
// a name parameter urlvar and retrieves information only for the
// specific tenant
func ListOne(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
vars := mux.Vars(r)
// Content Negotiation
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
// if authentication procedure fails then
// return unauthorized http status
if authentication.AuthenticateAdmin(r.Header, cfg) == false {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
// Try to open the mongo session
session, err := mongo.OpenSession(cfg.MongoDB)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Create structure to hold query results
results := []Tenant{}
// Create a simple query object to query by id
query := bson.M{"id": vars["ID"]}
// Query collection tenants for the specific tenant id
err = mongo.Find(session, cfg.MongoDB.Db, "tenants", query, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Check if nothing found
if len(results) < 1 {
output, _ = respond.MarshalContent(respond.NotFound, contentType, "", " ")
code = http.StatusNotFound
return code, h, output, err
}
// After successfully retrieving the db results
// call the createView function to render them into idented xml
output, err = createListView(results, "Success", code)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// ListOne function that implements the http GET request that retrieves
// all avaiable report information
func ListOne(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
//Extracting urlvar "name" from url path
id := mux.Vars(r)["id"]
// Try to open the mongo session
session, err := mongo.OpenSession(tenantDbConfig)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Create structure for storing query results
result := MongoInterface{}
// Create a simple query object to query by name
query := bson.M{"id": id}
// Query collection tenants for the specific tenant name
err = mongo.FindOne(session, tenantDbConfig.Db, reportsColl, query, &result)
// If query returned zero result then no tenant matched this name,
// abort and notify user accordingly
if err != nil {
code = http.StatusNotFound
output, _ := ReportNotFound(contentType)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// After successfully retrieving the db results
// call the createView function to render them into idented xml
output, err = createView([]MongoInterface{result}, contentType)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
code = http.StatusOK
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
//Update function to update contents of an existing metric profile
func Update(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
charset := "utf-8"
//STANDARD DECLARATIONS END
vars := mux.Vars(r)
contentType, err := respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
incoming := OpsProfile{}
// ingest body data
body, err := ioutil.ReadAll(io.LimitReader(r.Body, cfg.Server.ReqSizeLimit))
if err != nil {
panic(err)
}
if err := r.Body.Close(); err != nil {
panic(err)
}
// parse body json
if err := json.Unmarshal(body, &incoming); err != nil {
output, _ = respond.MarshalContent(respond.BadRequestBadJSON, contentType, "", " ")
code = 400
return code, h, output, err
}
session, err := mongo.OpenSession(tenantDbConfig)
defer mongo.CloseSession(session)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// create filter to retrieve specific profile with id
filter := bson.M{"id": vars["ID"]}
incoming.ID = vars["ID"]
// Retrieve Results from database
results := []OpsProfile{}
err = mongo.Find(session, tenantDbConfig.Db, "operations_profiles", filter, "name", &results)
if err != nil {
panic(err)
}
// Check if nothing found
if len(results) < 1 {
output, _ = respond.MarshalContent(respond.NotFound, contentType, "", " ")
code = 404
return code, h, output, err
}
// Validate States
var errList []string
errList = append(errList, incoming.validateDuplicates()...)
errList = append(errList, incoming.validateStates()...)
errList = append(errList, incoming.validateMentions()...)
if len(errList) > 0 {
output, err = createErrView("Validation Error", 422, errList)
code = 422
return code, h, output, err
}
// run the update query
err = mongo.Update(session, tenantDbConfig.Db, "operations_profiles", filter, incoming)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Create view for response message
output, err = createMsgView("Operations Profile successfully updated", 200) //Render the results into JSON
code = 200
return code, h, output, err
}
//Create a new metric profile
func Create(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err := respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
session, err := mongo.OpenSession(tenantDbConfig)
defer mongo.CloseSession(session)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
incoming := OpsProfile{}
// Try ingest request body
body, err := ioutil.ReadAll(io.LimitReader(r.Body, cfg.Server.ReqSizeLimit))
if err != nil {
panic(err)
}
if err := r.Body.Close(); err != nil {
panic(err)
}
// Parse body json
if err := json.Unmarshal(body, &incoming); err != nil {
output, _ = respond.MarshalContent(respond.BadRequestBadJSON, contentType, "", " ")
code = 400
return code, h, output, err
}
// Validate States
var errList []string
errList = append(errList, incoming.validateDuplicates()...)
errList = append(errList, incoming.validateStates()...)
errList = append(errList, incoming.validateMentions()...)
if len(errList) > 0 {
output, err = createErrView("Validation Error", 422, errList)
code = 422
return code, h, output, err
}
// Generate new id
incoming.ID = mongo.NewUUID()
err = mongo.Insert(session, tenantDbConfig.Db, "operations_profiles", incoming)
if err != nil {
panic(err)
}
// Create view of the results
output, err = createRefView(incoming, "Operations Profile successfully created", 201, r) //Render the results into JSON
code = 201
return code, h, output, err
}
// List the existing metric profiles for the tenant making the request
// Also there is an optional url param "name" to filter results by
func List(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
// Content Negotiation
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
urlValues := r.URL.Query()
// Tenant Authentication
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
// Open session to tenant database
session, err := mongo.OpenSession(tenantDbConfig)
defer mongo.CloseSession(session)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Retrieve Results from database
var filter interface{}
if len(urlValues["name"]) > 0 {
filter = bson.M{"name": urlValues["name"][0]}
} else {
filter = nil
}
results := []MongoInterface{}
err = mongo.Find(session, tenantDbConfig.Db, "metric_profiles", filter, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Create view of the results
output, err = createListView(results, "Success", code) //Render the results into JSON
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// Create function is used to implement the create report request.
// The request is an http POST request with the report description
// provided as json structure in the request body
func Create(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusCreated
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
//Reading the json input from the request body
reqBody, err := ioutil.ReadAll(io.LimitReader(r.Body, cfg.Server.ReqSizeLimit))
if err != nil {
return code, h, output, err
}
input := MongoInterface{}
//Unmarshalling the json input into byte form
err = json.Unmarshal(reqBody, &input)
// Check if json body is malformed
if err != nil {
output, _ := respond.MarshalContent(respond.MalformedJSONInput, contentType, "", " ")
code = http.StatusBadRequest
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// Try to open the mongo session
session, err := mongo.OpenSession(tenantDbConfig)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Validate profiles given in report
validationErrors := input.ValidateProfiles(session.DB(tenantDbConfig.Db))
if len(validationErrors) > 0 {
code = 422
out := respond.UnprocessableEntity
out.Errors = validationErrors
output = out.MarshalTo(contentType)
return code, h, output, err
}
// Prepare structure for storing query results
results := []MongoInterface{}
// Check if report with the same name exists in datastore
query := searchName(input.Info.Name)
err = mongo.Find(session, tenantDbConfig.Db, reportsColl, query, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// If results are returned for the specific name
// then we already have an existing report and we must
// abort creation notifing the user
if len(results) > 0 {
// Name was found so print the error message in xml
out := respond.ResponseMessage{
Status: respond.StatusResponse{
Message: "Report with the same name already exists",
Code: strconv.Itoa(http.StatusConflict),
}}
output, _ = respond.MarshalContent(out, contentType, "", " ")
code = http.StatusConflict
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
input.Info.Created = time.Now().Format("2006-01-02 15:04:05")
input.Info.Updated = input.Info.Created
input.ID = mongo.NewUUID()
// If no report exists with this name create a new one
err = mongo.Insert(session, tenantDbConfig.Db, reportsColl, input)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Notify user that the report has been created. In xml style
selfLink := "https://" + r.Host + r.URL.Path + "/" + input.ID
output, err = SubmitSuccesful(input, contentType, selfLink)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// Delete function used to implement remove report request
func Delete(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
//Extracting record id from url
id := mux.Vars(r)["id"]
// Try to open the mongo session
session, err := mongo.OpenSession(tenantDbConfig)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// We search by name and delete the document in db
query := bson.M{"id": id}
info, err := mongo.Remove(session, tenantDbConfig.Db, reportsColl, query)
if err != nil {
if err.Error() != "not found" {
code = http.StatusInternalServerError
return code, h, output, err
}
//Render the response into XML
code = http.StatusNotFound
output, err = ReportNotFound(contentType)
return code, h, output, err
}
// info.Removed > 0 means that many documents have been removed
// If deletion took place we notify user accordingly.
// Else we notify that no tenant matched the specific name
if info.Removed > 0 {
code = http.StatusOK
output, err = respond.CreateResponseMessage("Report was successfully deleted", "200", contentType)
} else {
code = http.StatusNotFound
output, err = ReportNotFound(contentType)
}
//Render the response into XML
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
return code, h, output, err
}
// Update function used to implement update report request.
// This is an http PUT request that gets a specific report's name
// as a urlvar parameter input and a json structure in the request
// body in order to update the datastore document for the specific
// report
func Update(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
//Extracting report name from url
id := mux.Vars(r)["id"]
//Reading the json input
reqBody, err := ioutil.ReadAll(r.Body)
input := MongoInterface{}
//Unmarshalling the json input into byte form
err = json.Unmarshal(reqBody, &input)
if err != nil {
// User provided malformed json input data
output, _ := respond.MarshalContent(respond.MalformedJSONInput, contentType, "", " ")
code = http.StatusBadRequest
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
sanitizedInput := bson.M{
"$set": bson.M{
// "info": bson.M{
"info.name": input.Info.Name,
"info.description": input.Info.Description,
"info.updated": time.Now().Format("2006-01-02 15:04:05"),
// },
"profiles": input.Profiles,
"filter_tags": input.Tags,
"topology_schema": input.Topology,
}}
// Try to open the mongo session
session, err := mongo.OpenSession(tenantDbConfig)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Validate profiles given in report
validationErrors := input.ValidateProfiles(session.DB(tenantDbConfig.Db))
if len(validationErrors) > 0 {
code = 422
out := respond.UnprocessableEntity
out.Errors = validationErrors
output = out.MarshalTo(contentType)
return code, h, output, err
}
// We search by name and update
query := bson.M{"id": id}
err = mongo.Update(session, tenantDbConfig.Db, reportsColl, query, sanitizedInput)
if err != nil {
if err.Error() != "not found" {
code = http.StatusInternalServerError
return code, h, output, err
}
//Render the response into XML
code = http.StatusNotFound
output, err = ReportNotFound(contentType)
return code, h, output, err
}
//Render the response into XML
output, err = respond.CreateResponseMessage("Report was successfully updated", "200", contentType)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
code = http.StatusOK
return code, h, output, err
}
// ListOne handles the listing of one specific profile based on its given id
func ListOne(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
// Content Negotiation
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
vars := mux.Vars(r)
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
// Tenant Authentication
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
// Open session to tenant database
session, err := mongo.OpenSession(tenantDbConfig)
defer mongo.CloseSession(session)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
filter := bson.M{"id": vars["ID"]}
// Retrieve Results from database
results := []OpsProfile{}
err = mongo.Find(session, tenantDbConfig.Db, "operations_profiles", filter, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Check if nothing found
if len(results) < 1 {
output, _ = respond.MarshalContent(respond.NotFound, contentType, "", " ")
code = 404
return code, h, output, err
}
// Create view of the results
output, err = createListView(results, "Success", code) //Render the results into JSON
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// ListMetricTimelines returns a list of metric timelines
func ListMetricTimelines(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("List Metric Timelines")
err := error(nil)
contentType := "application/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
// Parse the request into the input
urlValues := r.URL.Query()
vars := mux.Vars(r)
parsedStart, parsedEnd, errs := respond.ValidateDateRange(urlValues.Get("start_time"), urlValues.Get("end_time"))
if len(errs) > 0 {
code = http.StatusBadRequest
output = respond.CreateFailureResponseMessage("Bad Request", "400", errs).MarshalTo(contentType)
}
input := InputParams{
parsedStart,
parsedEnd,
vars["report_name"],
vars["group_type"],
vars["group_name"],
vars["service_name"],
vars["endpoint_name"],
vars["metric_name"],
contentType,
}
// Call authenticateTenant to check the api key and retrieve
// the correct tenant db conf
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output = []byte(http.StatusText(http.StatusUnauthorized))
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// Mongo Session
results := []DataOutput{}
session, err := mongo.OpenSession(tenantDbConfig)
defer mongo.CloseSession(session)
metricCollection := session.DB(tenantDbConfig.Db).C("status_metrics")
// Query the detailed metric results
reportID, err := mongo.GetReportID(session, tenantDbConfig.Db, input.report)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
err = metricCollection.Find(prepareQuery(input, reportID)).All(&results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
output, err = createView(results, input) //Render the results into XML format
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// List function that implements the http GET request that retrieves
// all avaiable tenant information
func List(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
// Content Negotiation
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
// if authentication procedure fails then
// return unauthorized http status
if authentication.AuthenticateAdmin(r.Header, cfg) == false {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
// Try to open the mongo session
session, err := mongo.OpenSession(cfg.MongoDB)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Create structure for storing query results
results := []Tenant{}
// Query tenant collection for all available documents.
// nil query param == match everything
err = mongo.Find(session, cfg.MongoDB.Db, "tenants", nil, "name", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// After successfully retrieving the db results
// call the createView function to render them into idented xml
output, err = createListView(results, "Success", code)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
// ListServiceFlavorResults is responsible for handling request to list service flavor results
func ListServiceFlavorResults(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "application/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
// Parse the request into the input
urlValues := r.URL.Query()
vars := mux.Vars(r)
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
if err.Error() == "Unauthorized" {
code = http.StatusUnauthorized
out := respond.UnauthorizedMessage
output = out.MarshalTo(contentType)
return code, h, output, err
}
code = http.StatusInternalServerError
return code, h, output, err
}
session, err := mongo.OpenSession(tenantDbConfig)
defer mongo.CloseSession(session)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
report := reports.MongoInterface{}
err = mongo.FindOne(session, tenantDbConfig.Db, "reports", bson.M{"info.name": vars["report_name"]}, &report)
if err != nil {
code = http.StatusBadRequest
message := "The report with the name " + vars["report_name"] + " does not exist"
output, err := createErrorMessage(message, contentType) //Render the response into XML or JSON
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
input := serviceFlavorResultQuery{
basicQuery: basicQuery{
Name: vars["service_type"],
Granularity: urlValues.Get("granularity"),
Format: contentType,
StartTime: urlValues.Get("start_time"),
EndTime: urlValues.Get("end_time"),
Report: report,
Vars: vars,
},
EndpointGroup: vars["lgroup_name"],
}
tenantDB := session.DB(tenantDbConfig.Db)
errs := input.Validate(tenantDB)
if len(errs) > 0 {
out := respond.BadRequestSimple
out.Errors = errs
output = out.MarshalTo(contentType)
code = 400
return code, h, output, err
}
if vars["lgroup_type"] != report.GetEndpointGroupType() {
code = http.StatusBadRequest
message := "The report " + vars["report_name"] + " does not define endpoint group type: " + vars["lgroup_type"] + ". Try using " + report.GetEndpointGroupType() + " instead."
output, err := createErrorMessage(message, contentType) //Render the response into XML or JSON
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}
results := []ServiceFlavorInterface{}
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// Construct the query to mongodb based on the input
filter := bson.M{
"date": bson.M{"$gte": input.StartTimeInt, "$lte": input.EndTimeInt},
"report": report.ID,
}
if input.Name != "" {
filter["name"] = input.Name
}
if input.EndpointGroup != "" {
filter["supergroup"] = input.EndpointGroup
}
// Select the granularity of the search daily/monthly
if input.Granularity == "daily" {
customForm[0] = "20060102"
customForm[1] = "2006-01-02"
query := DailyServiceFlavor(filter)
err = mongo.Pipe(session, tenantDbConfig.Db, "service_ar", query, &results)
} else if input.Granularity == "monthly" {
customForm[0] = "200601"
customForm[1] = "2006-01"
query := MonthlyServiceFlavor(filter)
err = mongo.Pipe(session, tenantDbConfig.Db, "service_ar", query, &results)
}
// mongo.Find(session, tenantDbConfig.Db, "endpoint_group_ar", bson.M{}, "_id", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
output, err = createServiceFlavorResultView(results, report, input.Format)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
return code, h, output, err
}
// List function that implements the http GET request that retrieves
// all avaiable report information
func List(r *http.Request, cfg config.Config) (int, http.Header, []byte, error) {
//STANDARD DECLARATIONS START
code := http.StatusOK
h := http.Header{}
output := []byte("")
err := error(nil)
contentType := "text/xml"
charset := "utf-8"
//STANDARD DECLARATIONS END
urlValues := r.URL.Query()
contentType, err = respond.ParseAcceptHeader(r)
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
if err != nil {
code = http.StatusNotAcceptable
output, _ = respond.MarshalContent(respond.NotAcceptableContentType, contentType, "", " ")
return code, h, output, err
}
tenantDbConfig, err := authentication.AuthenticateTenant(r.Header, cfg)
if err != nil {
output, _ = respond.MarshalContent(respond.UnauthorizedMessage, contentType, "", " ")
code = http.StatusUnauthorized //If wrong api key is passed we return UNAUTHORIZED http status
return code, h, output, err
}
// Try to open the mongo session
session, err := mongo.OpenSession(cfg.MongoDB)
defer session.Close()
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
query := bson.M{}
if urlValues.Get("name") != "" {
query["info.name"] = urlValues["name"]
}
// Create structure for storing query results
results := []MongoInterface{}
// Query tenant collection for all available documents.
// nil query param == match everything
err = mongo.Find(session, tenantDbConfig.Db, reportsColl, nil, "id", &results)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
// After successfully retrieving the db results
// call the createView function to render them into idented xml
output, err = createView(results, contentType)
if err != nil {
code = http.StatusInternalServerError
return code, h, output, err
}
h.Set("Content-Type", fmt.Sprintf("%s; charset=%s", contentType, charset))
return code, h, output, err
}