ITWorx Pulse release export
bd774932d5
Public source validation / validate (push) Failing after 3m8s
69 lines
2.1 KiB
Go
69 lines
2.1 KiB
Go
package applicationapi
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import (
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"context"
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"encoding/json"
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"errors"
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"net/http"
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"strings"
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"time"
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"github.com/itworx/pulse/internal/application"
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"github.com/itworx/pulse/internal/auth"
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"github.com/itworx/pulse/internal/problem"
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)
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type Handler struct {
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Provider interface {
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Snapshot(context.Context) (application.Snapshot, error)
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}
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}
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func (h Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet || (r.URL.Path != "/api/v1/applications" && !strings.HasPrefix(r.URL.Path, "/api/v1/applications/")) {
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http.NotFound(w, r)
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return
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}
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if _, ok := auth.PrincipalFromContext(r.Context()); !ok {
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problem.Write(w, r, http.StatusUnauthorized, "UNAUTHORIZED", "Authentication required", "Authentication is required to read applications.", nil)
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return
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}
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snapshot, err := h.snapshot(r)
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if err != nil {
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if errors.Is(err, context.Canceled) || errors.Is(err, context.DeadlineExceeded) {
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return
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}
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problem.Write(w, r, http.StatusServiceUnavailable, "APPLICATIONS_UNAVAILABLE", "Applications not available", "Applicatiegegevens konden niet worden gelezen.", nil)
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return
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}
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if r.URL.Path != "/api/v1/applications" {
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id := strings.TrimPrefix(r.URL.Path, "/api/v1/applications/")
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for _, item := range snapshot.Applications {
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if item.ID == id {
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writeJSON(w, struct {
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Source application.Source `json:"source"`
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Application application.Application `json:"application"`
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}{Source: snapshot.Source, Application: item})
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return
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}
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}
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http.NotFound(w, r)
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return
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}
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if len(snapshot.Applications) > 100 {
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snapshot.Applications = snapshot.Applications[:100]
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}
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writeJSON(w, snapshot)
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}
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func (h Handler) snapshot(r *http.Request) (application.Snapshot, error) {
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if h.Provider == nil {
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return application.UnknownSnapshot(time.Now().UTC(), "applications", "agent", "source_unavailable"), nil
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}
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return h.Provider.Snapshot(r.Context())
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}
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func writeJSON(w http.ResponseWriter, value any) {
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w.Header().Set("Content-Type", "application/json")
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w.Header().Set("Cache-Control", "private, max-age=5")
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_ = json.NewEncoder(w).Encode(value)
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}
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