Makeover of searchbar, add "not found" results-redirects

- Tagged Search has priority
- Best guess search if no tag provided
- "Hard" errors only on searchtag-malformed or searchtag-unknown, or if best guess search fails

cmd/cc-backend/main.go

@@ -298,8 +298,38 @@ func main() {
 	// Send a searchId and then reply with a redirect to a user, or directly send query to job table for jobid and project.
 	secured.HandleFunc("/search", func(rw http.ResponseWriter, r *http.Request) {
 		if search := r.URL.Query().Get("searchId"); search != "" {
+			splitSearch := strings.Split(search, ":")
 
-			_, username, project, err := api.JobRepository.FindJobOrUserOrProject(r.Context(), search)
+			if (len(splitSearch) == 2) {
+				switch splitSearch[0] {
+		    case "jobId":
+					http.Redirect(rw, r, "/monitoring/jobs/?jobId="+url.QueryEscape(splitSearch[1]), http.StatusTemporaryRedirect) // All Users: Redirect to Tablequery
+					return
+		    case "jobName":
+					http.Redirect(rw, r, "/monitoring/jobs/?jobName="+url.QueryEscape(splitSearch[1]), http.StatusTemporaryRedirect) // All Users: Redirect to Tablequery
+					return
+		    case "projectId":
+					project, _ := api.JobRepository.FindProject(r.Context(), splitSearch[1]) // Restricted: projectId
+					if project != "" {
+						http.Redirect(rw, r, "/monitoring/jobs/?projectMatch=eq&project="+url.QueryEscape(project), http.StatusTemporaryRedirect)
+						return
+					} else {
+						http.Redirect(rw, r, "/monitoring/jobs/?jobId=NotFound", http.StatusTemporaryRedirect) // Workaround to display correctly empty table
+					}
+				case "username":
+					username, _ := api.JobRepository.FindUser(r.Context(), splitSearch[1]) // Restricted: username
+					if username != "" {
+						http.Redirect(rw, r, "/monitoring/user/"+username, http.StatusTemporaryRedirect)
+						return
+					} else {
+						http.Redirect(rw, r, "/monitoring/jobs/?jobId=NotFound", http.StatusTemporaryRedirect) // Workaround to display correctly empty table
+					}
+				default:
+					http.Error(rw, "'searchId' type parameter unknown", http.StatusBadRequest)
+				}
+
+			} else if (len(splitSearch) == 1) {
+				jobname, username, project, err := api.JobRepository.FindJobnameOrUserOrProject(r.Context(), search) // Determine Access within
 
 				if err != nil {
 					http.Error(rw, err.Error(), http.StatusInternalServerError)
@@ -307,18 +337,25 @@ func main() {
 				}
 
 				if username != "" {
-				http.Redirect(rw, r, "/monitoring/user/"+username, http.StatusTemporaryRedirect)
+					http.Redirect(rw, r, "/monitoring/user/"+username, http.StatusTemporaryRedirect) // User: Redirect to user page
 					return
 				} else if (project != "") {
-				http.Redirect(rw, r, "/monitoring/jobs/?projectMatch=eq&project="+project, http.StatusTemporaryRedirect) // Directly to table!
+					http.Redirect(rw, r, "/monitoring/jobs/?projectMatch=eq&project="+url.QueryEscape(search), http.StatusTemporaryRedirect) // projectId (equal)
+					return
+				} else if (jobname != "") {
+					http.Redirect(rw, r, "/monitoring/jobs/?jobName="+url.QueryEscape(search), http.StatusTemporaryRedirect) // JobName (contains)
 					return
 				} else {
-				http.Redirect(rw, r, "/monitoring/jobs/?jobId="+url.QueryEscape(search), http.StatusTemporaryRedirect) // Directly to table!
+					http.Redirect(rw, r, "/monitoring/jobs/?jobId="+url.QueryEscape(search), http.StatusTemporaryRedirect) // No Result: Probably jobId
 					return
 				}
 
 			} else {
-			http.Error(rw, "'searchId' query parameter missing", http.StatusBadRequest)
+				http.Error(rw, "'searchId' query parameter malformed", http.StatusBadRequest)
+			}
+
+		} else {
+			http.Redirect(rw, r, "/monitoring/jobs/?", http.StatusTemporaryRedirect)
 		}
 	})
 

internal/repository/job.go

@@ -393,38 +393,27 @@ func (r *JobRepository) Archive(
 	return nil
 }
 
-var ErrNotFound = errors.New("no such job, project or user")
+var ErrNotFound = errors.New("no such jobname, project or user")
+var ErrForbidden = errors.New("not authorized")
 
 // FindJobOrUserOrProject returns a job database ID or a username or a projectId if a job or user or project matches the search term.
 // As 0 is a valid job id, check if username/projectId is "" instead in order to check what matched.
 // If nothing matches the search, `ErrNotFound` is returned.
 
-// TO BE IMPROVED; Search by JobNAME
-
-func (r *JobRepository) FindJobOrUserOrProject(ctx context.Context, searchterm string) (job int64, username string, project string, err error) {
+func (r *JobRepository) FindJobnameOrUserOrProject(ctx context.Context, searchterm string) (metasnip string, username string, project string, err error) {
 	user := auth.GetUser(ctx)
-	if id, err := strconv.Atoi(searchterm); err == nil {
-		qb := sq.Select("job.id").From("job").Where("job.job_id = ?", id)
-		if user != nil && !user.HasRole(auth.RoleAdmin) && !user.HasRole(auth.RoleSupport) {
-			qb = qb.Where("job.user = ?", user.Username)
-		}
-
-		err := qb.RunWith(r.stmtCache).QueryRow().Scan(&job)
-		if err != nil && err != sql.ErrNoRows {
-			return 0, "", "", err
-		} else if err == nil {
-			return job, "", "", nil
-		}
-	}
+	if _, err := strconv.Atoi(searchterm); err == nil { // Return empty on successful conversion: parent method will redirect for integer jobId
+		return "", "", "", nil
+	} else { // has to have letters
 
 		if user == nil || user.HasRole(auth.RoleAdmin) || user.HasRole(auth.RoleSupport) {
 			err := sq.Select("job.user").Distinct().From("job").
 				Where("job.user = ?", searchterm).
 				RunWith(r.stmtCache).QueryRow().Scan(&username)
 			if err != nil && err != sql.ErrNoRows {
-			return 0, "", "", err
+				return "", "", "", err
 			} else if err == nil {
-			return 0, username, "", nil
+				return "", username, "", nil
 			}
 		}
 
@@ -433,13 +422,62 @@ func (r *JobRepository) FindJobOrUserOrProject(ctx context.Context, searchterm s
 				Where("job.project = ?", searchterm).
 				RunWith(r.stmtCache).QueryRow().Scan(&project)
 			if err != nil && err != sql.ErrNoRows {
-			return 0, "", "", err
+				return "", "", "", err
 			} else if err == nil {
-			return 0, "", project, nil
+				return "", "", project, nil
 			}
 		}
 
-	return 0, "", "", ErrNotFound
+		// All Authorizations: If unlabeled query not username or projectId, try for jobname: Match Metadata, on hit, parent method redirects to jobName GQL query
+		err := sq.Select("job.cluster").Distinct().From("job").
+			Where("job.meta_data LIKE ?", "%" + searchterm + "%").
+			RunWith(r.stmtCache).QueryRow().Scan(&metasnip)
+		if err != nil && err != sql.ErrNoRows {
+			return "", "", "", err
+		} else if err == nil {
+			return metasnip[0:1], "", "", nil
+		}
+
+		return "", "", "", ErrNotFound
+	}
+}
+
+func (r *JobRepository) FindUser(ctx context.Context, searchterm string) (username string, err error) {
+	user := auth.GetUser(ctx)
+	if user == nil || user.HasRole(auth.RoleAdmin) || user.HasRole(auth.RoleSupport) {
+		err := sq.Select("job.user").Distinct().From("job").
+			Where("job.user = ?", searchterm).
+			RunWith(r.stmtCache).QueryRow().Scan(&username)
+		if err != nil && err != sql.ErrNoRows {
+			return "", err
+		} else if err == nil {
+			return username, nil
+		}
+		return "", ErrNotFound
+
+	} else {
+		log.Infof("Non-Admin User %s : Requested Query Username -> %s: Forbidden", user, username)
+		return "", ErrForbidden
+	}
+}
+
+func (r *JobRepository) FindProject(ctx context.Context, searchterm string) (project string, err error) {
+	user := auth.GetUser(ctx)
+	if user == nil || user.HasRole(auth.RoleAdmin) || user.HasRole(auth.RoleSupport) {
+		err := sq.Select("job.project").Distinct().From("job").
+			Where("job.project = ?", searchterm).
+			RunWith(r.stmtCache).QueryRow().Scan(&project)
+		if err != nil && err != sql.ErrNoRows {
+			return "", err
+		} else if err == nil {
+			return project, nil
+		}
+		return "", ErrNotFound
+
+	} else {
+		log.Infof("Non-Admin User %s : Requested Query Project -> %s: Forbidden", user, project)
+		return "", ErrForbidden
+	}
 }
 
 func (r *JobRepository) Partitions(cluster string) ([]string, error) {

web/frontend/src/Header.svelte

@@ -1,7 +1,7 @@
 <script>
     import { Icon, Button, InputGroup, Input, Collapse,
              Navbar, NavbarBrand, Nav, NavItem, NavLink, NavbarToggler,
-             Dropdown, DropdownToggle, DropdownMenu, DropdownItem } from 'sveltestrap'
+             Dropdown, DropdownToggle, DropdownMenu, DropdownItem, InputGroupText } from 'sveltestrap'
 
     export let username // empty string if auth. is disabled, otherwise the username as string
     export let isAdmin  // boolean
@@ -55,8 +55,9 @@
     <div class="d-flex">
         <form method="GET" action="/search">
             <InputGroup>
-                <Input type="text" placeholder={isAdmin ? "Search jobId/username/projectId" : "Search jobId"} name="searchId"/>
+                <Input type="text" placeholder="Search 'type:<query>' ..." name="searchId"/>
                 <Button outline type="submit"><Icon name="search"/></Button>
+                <InputGroupText style="cursor:help;" title={isAdmin ? "Example: 'projectId:a100cd', Types are: jobId | jobName | projectId | username" : "Example: 'jobName:myjob', Types are jobId | jobName"}><Icon name="info-circle"/></InputGroupText>
             </InputGroup>
         </form>
         {#if username}