CHANGE: go debug working + seperated database and renam,ed module

This commit is contained in:
2024-09-05 17:05:51 +02:00
parent d8cf7a2c69
commit 19ccdadd32
9 changed files with 121 additions and 153 deletions

26
.gitignore vendored Normal file
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@@ -0,0 +1,26 @@
# If you prefer the allow list template instead of the deny list, see community template:
# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
#
# Binaries for programs and plugins
*.exe
*.exe~
*.dll
*.so
*.dylib
# Test binary, built with `go test -c`
*.test
# Output of the go coverage tool, specifically when used with LiteIDE
*.out
# Dependency directories (remove the comment below to include it)
# vendor/
# Go workspace file
go.work
go.work.sum
#Debug files
**__debug*

5
.vscode/launch.json vendored
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@@ -5,14 +5,13 @@
"version": "0.2.0",
"configurations": [
{
"name": "Launch Package",
"type": "go",
"request": "launch",
"args": ["check-go-version=false"],
"mode": "auto",
"cwd": "${cwd}/Backend",
"program": "Backend/main.go",
"program": "${workspaceFolder}/Backend",
"dlvFlags": ["--check-go-version=false"]
},
]

12
Backend/Dockerfile Normal file
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@@ -0,0 +1,12 @@
FROM golang:alpine
WORKDIR /app
COPY go.mod go.sum /app/
RUN go mod download && go mod verify
COPY . .
RUN go build -o /usr/local/bin/app
CMD ["app"]

16
Backend/database.go Normal file
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@@ -0,0 +1,16 @@
package main
import (
"database/sql"
"fmt"
)
func OpenDatabase() (*sql.DB, error){
dbHost := getEnv("POSTGRES_HOST", "localhost")
dbName := getEnv("POSTGRES_DB", "arbeitszeitmessung")
dbUser := getEnv("POSTGRES_USER", "arbeit_zeit")
dbPassword := getEnv("POSTGRES_PASS", "password")
connStr:= fmt.Sprintf("postgres://%s:%s@%s:5432/%s?sslmode=disable", dbUser, dbPassword, dbHost, dbName)
return sql.Open("postgres", connStr)
}

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@@ -1,29 +1,5 @@
module Backend
module arbeitszeitmessung
go 1.23.0
go 1.21.7
require (
github.com/cilium/ebpf v0.16.0 // indirect
github.com/cosiner/argv v0.1.0 // indirect
github.com/cpuguy83/go-md2man/v2 v2.0.4 // indirect
github.com/derekparker/trie v0.0.0-20230829180723-39f4de51ef7d // indirect
github.com/go-delve/delve v1.23.0 // indirect
github.com/go-delve/liner v1.2.3-0.20231231155935-4726ab1d7f62 // indirect
github.com/google/go-dap v0.12.0 // indirect
github.com/hashicorp/golang-lru v1.0.2 // indirect
github.com/inconshreveable/mousetrap v1.1.0 // indirect
github.com/lib/pq v1.10.9 // indirect
github.com/mattn/go-colorable v0.1.13 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/mattn/go-runewidth v0.0.16 // indirect
github.com/rivo/uniseg v0.4.7 // indirect
github.com/russross/blackfriday/v2 v2.1.0 // indirect
github.com/sirupsen/logrus v1.9.3 // indirect
github.com/spf13/cobra v1.8.1 // indirect
github.com/spf13/pflag v1.0.5 // indirect
go.starlark.net v0.0.0-20240725214946-42030a7cedce // indirect
golang.org/x/arch v0.9.0 // indirect
golang.org/x/exp v0.0.0-20240823005443-9b4947da3948 // indirect
golang.org/x/sys v0.24.0 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
)
require github.com/lib/pq v1.10.9

View File

@@ -1,60 +1,2 @@
github.com/cilium/ebpf v0.16.0 h1:+BiEnHL6Z7lXnlGUsXQPPAE7+kenAd4ES8MQ5min0Ok=
github.com/cilium/ebpf v0.16.0/go.mod h1:L7u2Blt2jMM/vLAVgjxluxtBKlz3/GWjB0dMOEngfwE=
github.com/cosiner/argv v0.1.0 h1:BVDiEL32lwHukgJKP87btEPenzrrHUjajs/8yzaqcXg=
github.com/cosiner/argv v0.1.0/go.mod h1:EusR6TucWKX+zFgtdUsKT2Cvg45K5rtpCcWz4hK06d8=
github.com/cpuguy83/go-md2man/v2 v2.0.4 h1:wfIWP927BUkWJb2NmU/kNDYIBTh/ziUX91+lVfRxZq4=
github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/derekparker/trie v0.0.0-20230829180723-39f4de51ef7d h1:hUWoLdw5kvo2xCsqlsIBMvWUc1QCSsCYD2J2+Fg6YoU=
github.com/derekparker/trie v0.0.0-20230829180723-39f4de51ef7d/go.mod h1:C7Es+DLenIpPc9J6IYw4jrK0h7S9bKj4DNl8+KxGEXU=
github.com/go-delve/delve v1.23.0 h1:jYgZISZ14KAO3ys8kD07kjrowrygE9F9SIwnpz9xXys=
github.com/go-delve/delve v1.23.0/go.mod h1:S3SLuEE2mn7wipKilTvk1p9HdTMnXXElcEpiZ+VcuqU=
github.com/go-delve/liner v1.2.3-0.20231231155935-4726ab1d7f62 h1:IGtvsNyIuRjl04XAOFGACozgUD7A82UffYxZt4DWbvA=
github.com/go-delve/liner v1.2.3-0.20231231155935-4726ab1d7f62/go.mod h1:biJCRbqp51wS+I92HMqn5H8/A0PAhxn2vyOT+JqhiGI=
github.com/google/go-dap v0.12.0 h1:rVcjv3SyMIrpaOoTAdFDyHs99CwVOItIJGKLQFQhNeM=
github.com/google/go-dap v0.12.0/go.mod h1:tNjCASCm5cqePi/RVXXWEVqtnNLV1KTWtYOqu6rZNzc=
github.com/hashicorp/golang-lru v1.0.2 h1:dV3g9Z/unq5DpblPpw+Oqcv4dU/1omnb4Ok8iPY6p1c=
github.com/hashicorp/golang-lru v1.0.2/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/mattn/go-runewidth v0.0.3/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
github.com/spf13/cobra v1.8.1 h1:e5/vxKd/rZsfSJMUX1agtjeTDf+qv1/JdBF8gg5k9ZM=
github.com/spf13/cobra v1.8.1/go.mod h1:wHxEcudfqmLYa8iTfL+OuZPbBZkmvliBWKIezN3kD9Y=
github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
go.starlark.net v0.0.0-20240725214946-42030a7cedce h1:YyGqCjZtGZJ+mRPaenEiB87afEO2MFRzLiJNZ0Z0bPw=
go.starlark.net v0.0.0-20240725214946-42030a7cedce/go.mod h1:YKMCv9b1WrfWmeqdV5MAuEHWsu5iC+fe6kYl2sQjdI8=
golang.org/x/arch v0.9.0 h1:ub9TgUInamJ8mrZIGlBG6/4TqWeMszd4N8lNorbrr6k=
golang.org/x/arch v0.9.0/go.mod h1:FEVrYAQjsQXMVJ1nsMoVVXPZg6p2JE2mx8psSWTDQys=
golang.org/x/exp v0.0.0-20240823005443-9b4947da3948 h1:kx6Ds3MlpiUHKj7syVnbp57++8WpuKPcR5yjLBjvLEA=
golang.org/x/exp v0.0.0-20240823005443-9b4947da3948/go.mod h1:akd2r19cwCdwSwWeIdzYQGa/EZZyqcOdwWiwj5L5eKQ=
golang.org/x/sys v0.0.0-20211117180635-dee7805ff2e1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.24.0 h1:Twjiwq9dn6R1fQcyiK+wQyHWfaz/BJB+YIpzU/Cv3Xg=
golang.org/x/sys v0.24.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

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@@ -1,15 +1,14 @@
package main
import (
"Backend/models"
"arbeitszeitmessung/models"
"database/sql"
"encoding/json"
"errors"
"fmt"
"log"
"net/http"
"net/url"
"os"
"strconv"
_ "github.com/lib/pq"
)
@@ -18,11 +17,10 @@ var DB *sql.DB
func main() {
var err error
dbConnStr := getDBConn()
DB, err = sql.Open("postgres", dbConnStr)
if err!= nil {
log.Fatal(err)
}
DB, err = OpenDatabase()
if err != nil {
log.Fatal(err)
}
defer DB.Close()
http.HandleFunc("/time", timeHandler)
@@ -41,50 +39,27 @@ func timeHandler(w http.ResponseWriter, r *http.Request) {
}
func createBooking(w http.ResponseWriter, r *http.Request) {
booking := getBooking(r.URL.Query())
if models.VerifyBooking(booking) {
err := models.InsertBooking(booking, DB)
if err == fmt.Errorf("the same booking already exists") {
booking := (*models.Booking).FromUrlParams(nil, r.URL.Query())
if booking.Verify() {
err := booking.Insert(DB)
if errors.Is(models.SameBookingError{}, err) {
http.Error(w, "Booking already exists", http.StatusConflict)
return
return
}
if err != nil {
log.Println("Error inserting booking: ", err)
http.Error(w, "Internal Server Error", http.StatusInternalServerError)
return
}
log.Println("Error inserting booking: ", err)
http.Error(w, "Internal Server Error", http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusAccepted)
json.NewEncoder(w).Encode(booking)
}
w.WriteHeader(http.StatusBadRequest)
}
func getBooking(query_params url.Values) models.Booking {
bookingType, err := strconv.Atoi(query_params.Get("bookingType"))
if err!= nil {
log.Println("Error parsing bookingType: ", err)
return models.Booking{}
}
return models.Booking{
CradID: query_params.Get("cardID"),
ReaderID: query_params.Get("readerID"),
BookingType: bookingType,
}
}
func getDBConn() string {
dbHost := getEnv("POSTGRES_HOST", "localhost")
dbName := getEnv("POSTGRES_DB", "arbeitszeitmessung")
dbUser := getEnv("POSTGRES_USER", "arbeit_zeit")
dbPassword := getEnv("POSTGRES_PASS", "password")
return fmt.Sprintf("postgres://%s:%s@%s:5432/%s?sslmode=disable", dbUser, dbPassword, dbHost, dbName)
}
func getEnv(key, fallback string) string {
if value, ok := os.LookupEnv(key); ok {
return value
}
return fallback
if value, ok := os.LookupEnv(key); ok {
return value
}
return fallback
}

View File

@@ -2,38 +2,58 @@ package models
import (
"database/sql"
"fmt"
"log"
"net/url"
"strconv"
)
type Booking struct {
CradID string `json:"cradID"`
ReaderID string `json:"readerID"`
BookingType int `json:"bookingTyp"`
}
type SameBookingError struct{}
func (e SameBookingError) Error() string {
return "the same booking already exists!"
}
func VerifyBooking(b Booking) bool {
if b.CradID == "" || b.ReaderID == "" || b.BookingType == 0 {
type Booking struct {
CardID string `json:"cradID"`
ReaderID string `json:"readerID"`
BookingType int `json:"bookingTyp"`
}
func (b Booking) New(card_id string, reader_id string, booking_type int) Booking {
return Booking{
CardID: card_id,
ReaderID: reader_id,
BookingType: booking_type,
}
}
func (b *Booking) FromUrlParams(params url.Values) Booking {
bookingType, err := strconv.Atoi(params.Get("bookingType"))
if err != nil {
log.Println("Error parsing bookingType: ", err)
return b.New("", "", 0)
}
cardID := params.Get("cardID")
readerID := params.Get("readerID")
return Booking{BookingType: bookingType, CardID: cardID, ReaderID: readerID}
}
func (b Booking) Verify() bool {
if b.CardID == "" || b.ReaderID == "" || b.BookingType == 0 {
return false
}
return true
}
func InsertBooking(b Booking, db *sql.DB) error {
func (b Booking) Insert(db *sql.DB) error {
if !checkLastBooking(b, db) {
return fmt.Errorf("the same booking already exists")
}
return SameBookingError{}
}
stmt, err := db.Prepare((`INSERT INTO zeiten (card_id, reader_id, booking_type) VALUES ($1, $2, $3)`))
if err != nil {
return err
}
_, err = stmt.Query(b.CradID, b.ReaderID, b.BookingType)
_, err = stmt.Query(b.CardID, b.ReaderID, b.BookingType)
if err != nil {
return err
}
@@ -45,16 +65,16 @@ func checkLastBooking(b Booking, db *sql.DB) bool {
stmt, err := db.Prepare((`SELECT booking_type FROM "zeiten" WHERE "card_id" = $1 ORDER BY "logged_time" DESC LIMIT 1;`))
if err != nil {
log.Fatalf("Error preparing query: %v", err)
return false
}
err = stmt.QueryRow(b.CradID).Scan(&booking_type)
return false
}
err = stmt.QueryRow(b.CardID).Scan(&booking_type)
if err == sql.ErrNoRows {
return true
}
if err!= nil {
log.Println("Error checking last booking: ", err)
return false
}
if err != nil {
log.Println("Error checking last booking: ", err)
return false
}
if booking_type == b.BookingType {
return false
}

View File

@@ -1,4 +1,4 @@
name: Arbeitszeitmessung-Main
name: arbeitszeitmessung-main
services:
db:
image: postgres:16
@@ -30,3 +30,5 @@ services:
POSTGRES_DB: ${POSTGRES_DB}
POSTGRES_USER: ${POSTGRES_USER}
POSTGRES_PASS: ${POSTGRES_PASSWORD}
ports:
- 8001:8080