FahdShalhoub
58 lines
2.0 KiB
Go
58 lines
2.0 KiB
Go
package handlers
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import (
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"encoding/json"
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"log"
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"net/http"
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)
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type healthResponse struct {
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Status string `json:"status" example:"ok"`
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}
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// Health is the liveness probe the ALB target group polls.
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//
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// @Summary Health check
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// @Description Reports that the service is up and serving. Used as the ALB target group health check; it does not verify the database or S3 connections.
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// @Tags system
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// @Produce json
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// @Success 200 {object} healthResponse
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// @Router /health [get]
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func Health(w http.ResponseWriter, r *http.Request) {
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writeJSON(w, http.StatusOK, healthResponse{Status: "ok"})
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}
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// problemDetails is an error body in the RFC 9457 "Problem Details for HTTP
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// APIs" format. Type stays "about:blank" — the value RFC 9457 defines for
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// problems with no dedicated documentation URI. Title is a short summary that
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// stays identical for every occurrence of the same problem, so clients can
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// branch on it; Detail explains this particular occurrence and is the only
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// member that varies with request data.
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type problemDetails struct {
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Type string `json:"type" example:"about:blank"`
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Title string `json:"title" example:"Title is required."`
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Status int `json:"status" example:"422"`
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Detail string `json:"detail,omitempty" example:"The 'title' field was absent or contained only whitespace. Every video needs a non-empty title."`
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}
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func writeJSON(w http.ResponseWriter, status int, body any) {
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writeJSONContent(w, "application/json", status, body)
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}
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func writeProblem(w http.ResponseWriter, status int, title, detail string) {
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writeJSONContent(w, "application/problem+json", status, problemDetails{
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Type: "about:blank",
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Title: title,
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Status: status,
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Detail: detail,
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})
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}
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func writeJSONContent(w http.ResponseWriter, contentType string, status int, body any) {
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w.Header().Set("Content-Type", contentType)
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w.WriteHeader(status)
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if err := json.NewEncoder(w).Encode(body); err != nil {
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log.Printf("Something Went Wrong Writing The Response: %s", err)
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}
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}
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