This commit is contained in:
2025-03-13 02:51:40 -04:00
parent 46d93a62a1
commit 5657d40c02
24 changed files with 1133 additions and 31 deletions

52
server/.air.toml Normal file
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root = "."
testdata_dir = "testdata"
tmp_dir = "tmp"
[build]
args_bin = []
bin = "./tmp/main"
cmd = "go build -o ./tmp/main ."
delay = 1000
exclude_dir = ["assets", "tmp", "vendor", "testdata"]
exclude_file = []
exclude_regex = ["_test.go"]
exclude_unchanged = false
follow_symlink = false
full_bin = ""
include_dir = []
include_ext = ["go", "tpl", "tmpl", "html"]
include_file = []
kill_delay = "0s"
log = "build-errors.log"
poll = false
poll_interval = 0
post_cmd = []
pre_cmd = []
rerun = false
rerun_delay = 500
send_interrupt = false
stop_on_error = false
[color]
app = ""
build = "yellow"
main = "magenta"
runner = "green"
watcher = "cyan"
[log]
main_only = false
silent = false
time = false
[misc]
clean_on_exit = false
[proxy]
app_port = 0
enabled = false
proxy_port = 0
[screen]
clear_on_rebuild = false
keep_scroll = true

38
server/go.mod Normal file
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module github.com/spotdemo4/trevstack/server
go 1.23.6
require (
connectrpc.com/connect v1.18.1
connectrpc.com/cors v0.1.0
github.com/glebarez/sqlite v1.11.0
github.com/golang-jwt/jwt/v5 v5.2.1
github.com/joho/godotenv v1.5.1
github.com/rs/cors v1.11.1
golang.org/x/crypto v0.36.0
golang.org/x/net v0.37.0
google.golang.org/protobuf v1.36.5
gorm.io/driver/postgres v1.5.11
gorm.io/gorm v1.25.12
)
require (
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/glebarez/go-sqlite v1.21.2 // indirect
github.com/google/uuid v1.3.0 // indirect
github.com/jackc/pgpassfile v1.0.0 // indirect
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
github.com/jackc/pgx/v5 v5.5.5 // indirect
github.com/jackc/puddle/v2 v2.2.1 // indirect
github.com/jinzhu/inflection v1.0.0 // indirect
github.com/jinzhu/now v1.1.5 // indirect
github.com/mattn/go-isatty v0.0.17 // indirect
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
golang.org/x/sync v0.12.0 // indirect
golang.org/x/sys v0.31.0 // indirect
golang.org/x/text v0.23.0 // indirect
modernc.org/libc v1.22.5 // indirect
modernc.org/mathutil v1.5.0 // indirect
modernc.org/memory v1.5.0 // indirect
modernc.org/sqlite v1.23.1 // indirect
)

78
server/go.sum Normal file
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@ -0,0 +1,78 @@
connectrpc.com/connect v1.18.1 h1:PAg7CjSAGvscaf6YZKUefjoih5Z/qYkyaTrBW8xvYPw=
connectrpc.com/connect v1.18.1/go.mod h1:0292hj1rnx8oFrStN7cB4jjVBeqs+Yx5yDIC2prWDO8=
connectrpc.com/cors v0.1.0 h1:f3gTXJyDZPrDIZCQ567jxfD9PAIpopHiRDnJRt3QuOQ=
connectrpc.com/cors v0.1.0/go.mod h1:v8SJZCPfHtGH1zsm+Ttajpozd4cYIUryl4dFB6QEpfg=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
github.com/glebarez/go-sqlite v1.21.2 h1:3a6LFC4sKahUunAmynQKLZceZCOzUthkRkEAl9gAXWo=
github.com/glebarez/go-sqlite v1.21.2/go.mod h1:sfxdZyhQjTM2Wry3gVYWaW072Ri1WMdWJi0k6+3382k=
github.com/glebarez/sqlite v1.11.0 h1:wSG0irqzP6VurnMEpFGer5Li19RpIRi2qvQz++w0GMw=
github.com/glebarez/sqlite v1.11.0/go.mod h1:h8/o8j5wiAsqSPoWELDUdJXhjAhsVliSn7bWZjOhrgQ=
github.com/golang-jwt/jwt/v5 v5.2.1 h1:OuVbFODueb089Lh128TAcimifWaLhJwVflnrgM17wHk=
github.com/golang-jwt/jwt/v5 v5.2.1/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/google/pprof v0.0.0-20221118152302-e6195bd50e26 h1:Xim43kblpZXfIBQsbuBVKCudVG457BR2GZFIz3uw3hQ=
github.com/google/pprof v0.0.0-20221118152302-e6195bd50e26/go.mod h1:dDKJzRmX4S37WGHujM7tX//fmj1uioxKzKxz3lo4HJo=
github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
github.com/jackc/pgx/v5 v5.5.5 h1:amBjrZVmksIdNjxGW/IiIMzxMKZFelXbUoPNb+8sjQw=
github.com/jackc/pgx/v5 v5.5.5/go.mod h1:ez9gk+OAat140fv9ErkZDYFWmXLfV+++K0uAOiwgm1A=
github.com/jackc/puddle/v2 v2.2.1 h1:RhxXJtFG022u4ibrCSMSiu5aOq1i77R3OHKNJj77OAk=
github.com/jackc/puddle/v2 v2.2.1/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
github.com/mattn/go-isatty v0.0.17 h1:BTarxUcIeDqL27Mc+vyvdWYSL28zpIhv3RoTdsLMPng=
github.com/mattn/go-isatty v0.0.17/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
github.com/rs/cors v1.11.1 h1:eU3gRzXLRK57F5rKMGMZURNdIG4EoAmX8k94r9wXWHA=
github.com/rs/cors v1.11.1/go.mod h1:XyqrcTp5zjWr1wsJ8PIRZssZ8b/WMcMf71DJnit4EMU=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
golang.org/x/crypto v0.36.0 h1:AnAEvhDddvBdpY+uR+MyHmuZzzNqXSe/GvuDeob5L34=
golang.org/x/crypto v0.36.0/go.mod h1:Y4J0ReaxCR1IMaabaSMugxJES1EpwhBHhv2bDHklZvc=
golang.org/x/net v0.37.0 h1:1zLorHbz+LYj7MQlSf1+2tPIIgibq2eL5xkrGk6f+2c=
golang.org/x/net v0.37.0/go.mod h1:ivrbrMbzFq5J41QOQh0siUuly180yBYtLp+CKbEaFx8=
golang.org/x/sync v0.12.0 h1:MHc5BpPuC30uJk597Ri8TV3CNZcTLu6B6z4lJy+g6Jw=
golang.org/x/sync v0.12.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/text v0.23.0 h1:D71I7dUrlY+VX0gQShAThNGHFxZ13dGLBHQLVl1mJlY=
golang.org/x/text v0.23.0/go.mod h1:/BLNzu4aZCJ1+kcD0DNRotWKage4q2rGVAg4o22unh4=
google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM=
google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
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=
gorm.io/driver/postgres v1.5.11 h1:ubBVAfbKEUld/twyKZ0IYn9rSQh448EdelLYk9Mv314=
gorm.io/driver/postgres v1.5.11/go.mod h1:DX3GReXH+3FPWGrrgffdvCk3DQ1dwDPdmbenSkweRGI=
gorm.io/gorm v1.25.12 h1:I0u8i2hWQItBq1WfE0o2+WuL9+8L21K9e2HHSTE/0f8=
gorm.io/gorm v1.25.12/go.mod h1:xh7N7RHfYlNc5EmcI/El95gXusucDrQnHXe0+CgWcLQ=
modernc.org/libc v1.22.5 h1:91BNch/e5B0uPbJFgqbxXuOnxBQjlS//icfQEGmvyjE=
modernc.org/libc v1.22.5/go.mod h1:jj+Z7dTNX8fBScMVNRAYZ/jF91K8fdT2hYMThc3YjBY=
modernc.org/mathutil v1.5.0 h1:rV0Ko/6SfM+8G+yKiyI830l3Wuz1zRutdslNoQ0kfiQ=
modernc.org/mathutil v1.5.0/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E=
modernc.org/memory v1.5.0 h1:N+/8c5rE6EqugZwHii4IFsaJ7MUhoWX07J5tC/iI5Ds=
modernc.org/memory v1.5.0/go.mod h1:PkUhL0Mugw21sHPeskwZW4D6VscE/GQJOnIpCnW6pSU=
modernc.org/sqlite v1.23.1 h1:nrSBg4aRQQwq59JpvGEQ15tNxoO5pX/kUjcRNwSAGQM=
modernc.org/sqlite v1.23.1/go.mod h1:OrDj17Mggn6MhE+iPbBNf7RGKODDE9NFT0f3EwDzJqk=

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package database
import (
"github.com/spotdemo4/trevstack/server/internal/models"
"gorm.io/gorm"
)
func Migrate(db *gorm.DB) error {
err := db.AutoMigrate(&models.User{})
if err != nil {
return err
}
return nil
}

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@ -0,0 +1,16 @@
package database
import (
"gorm.io/driver/postgres"
"gorm.io/gorm"
)
func NewPostgresConnection(user, pass, host, port, name string) (*gorm.DB, error) {
dsn := "host=" + host + " user=" + user + " password=" + pass + " dbname=" + name + " port=" + port + " sslmode=disable TimeZone=UTC"
db, err := gorm.Open(postgres.Open(dsn), &gorm.Config{})
if err != nil {
return nil, err
}
return db, nil
}

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@ -0,0 +1,33 @@
package database
import (
"os"
"path/filepath"
"github.com/glebarez/sqlite"
"gorm.io/gorm"
)
func NewSQLiteConnection(name string) (*gorm.DB, error) {
// Find config diretory
configDir, err := os.UserConfigDir()
if err != nil {
return nil, err
}
// Create database directory if not exists
settingsPath := filepath.Join(configDir, "trevstack")
err = os.MkdirAll(settingsPath, 0766)
if err != nil {
return nil, err
}
// Open database
dbPath := filepath.Join(settingsPath, name)
db, err := gorm.Open(sqlite.Open(dbPath), &gorm.Config{})
if err != nil {
return nil, err
}
return db, nil
}

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package handlers
import (
"context"
"errors"
"net/http"
"strconv"
"time"
"connectrpc.com/connect"
"github.com/golang-jwt/jwt/v5"
"github.com/spotdemo4/trevstack/server/internal/models"
userv1 "github.com/spotdemo4/trevstack/server/internal/services/user/v1"
"github.com/spotdemo4/trevstack/server/internal/services/user/v1/userv1connect"
"golang.org/x/crypto/bcrypt"
"gorm.io/gorm"
)
type AuthHandler struct {
db *gorm.DB
key []byte
}
func (s *AuthHandler) Login(ctx context.Context, req *connect.Request[userv1.LoginRequest]) (*connect.Response[userv1.LoginResponse], error) {
// Validate
user := models.User{}
if err := s.db.First(&user, "username = ?", req.Msg.Username).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, connect.NewError(connect.CodePermissionDenied, errors.New("invalid username or password"))
}
return nil, connect.NewError(connect.CodeInternal, err)
}
if err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(req.Msg.Password)); err != nil {
return nil, connect.NewError(connect.CodePermissionDenied, errors.New("invalid username or password"))
}
// Generate JWT
t := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.RegisteredClaims{
Issuer: "trevstack",
Subject: strconv.FormatUint(uint64(user.ID), 10),
IssuedAt: &jwt.NumericDate{
Time: time.Now(),
},
ExpiresAt: &jwt.NumericDate{
Time: time.Now().Add(time.Hour * 24),
},
})
ss, err := t.SignedString(s.key)
if err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Create cookie
cookie := http.Cookie{
Name: "token",
Value: ss,
Path: "/",
MaxAge: 86400,
HttpOnly: true,
Secure: true,
SameSite: http.SameSiteStrictMode,
}
res := connect.NewResponse(&userv1.LoginResponse{
Token: ss,
})
res.Header().Set("Set-Cookie", cookie.String())
return res, nil
}
func (s *AuthHandler) SignUp(ctx context.Context, req *connect.Request[userv1.SignUpRequest]) (*connect.Response[userv1.SignUpResponse], error) {
// Validate
if err := s.db.First(&models.User{}, "username = ?", req.Msg.Username).Error; err != nil {
if !errors.Is(err, gorm.ErrRecordNotFound) {
return nil, connect.NewError(connect.CodeInternal, err)
}
} else {
return nil, connect.NewError(connect.CodeAlreadyExists, errors.New("username already exists"))
}
// Hash password
hash, err := bcrypt.GenerateFromPassword([]byte(req.Msg.Password), bcrypt.DefaultCost)
if err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Create user
user := models.User{
Username: req.Msg.Username,
Password: string(hash),
}
if err := s.db.Create(&user).Error; err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
res := connect.NewResponse(&userv1.SignUpResponse{})
return res, nil
}
func (s *AuthHandler) Logout(ctx context.Context, req *connect.Request[userv1.LogoutRequest]) (*connect.Response[userv1.LogoutResponse], error) {
// Clear cookie
cookie := http.Cookie{
Name: "token",
Value: "",
Path: "/",
MaxAge: -1,
HttpOnly: true,
Secure: true,
SameSite: http.SameSiteStrictMode,
}
res := connect.NewResponse(&userv1.LogoutResponse{})
res.Header().Set("Set-Cookie", cookie.String())
return res, nil
}
func NewAuthHandler(db *gorm.DB, key string) (string, http.Handler) {
return userv1connect.NewAuthServiceHandler(&AuthHandler{
db: db,
key: []byte(key),
})
}

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package handlers
import (
"context"
"errors"
"net/http"
"strconv"
"time"
"connectrpc.com/connect"
"github.com/golang-jwt/jwt/v5"
"github.com/spotdemo4/trevstack/server/internal/interceptors"
"github.com/spotdemo4/trevstack/server/internal/models"
userv1 "github.com/spotdemo4/trevstack/server/internal/services/user/v1"
"github.com/spotdemo4/trevstack/server/internal/services/user/v1/userv1connect"
"golang.org/x/crypto/bcrypt"
"gorm.io/gorm"
)
type UserHandler struct {
db *gorm.DB
key []byte
}
func (s *UserHandler) ChangePassword(ctx context.Context, req *connect.Request[userv1.ChangePasswordRequest]) (*connect.Response[userv1.ChangePasswordResponse], error) {
userid, ok := interceptors.UserFromContext(ctx)
if !ok {
return nil, connect.NewError(connect.CodeUnauthenticated, errors.New("unauthenticated"))
}
// Get user
user := models.User{}
if err := s.db.First(&user, "id = ?", userid).Error; err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Validate
if err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(req.Msg.OldPassword)); err != nil {
return nil, connect.NewError(connect.CodePermissionDenied, errors.New("invalid password"))
}
if req.Msg.NewPassword != req.Msg.ConfirmPassword {
return nil, connect.NewError(connect.CodeInvalidArgument, errors.New("passwords do not match"))
}
// Hash password
hash, err := bcrypt.GenerateFromPassword([]byte(req.Msg.NewPassword), bcrypt.DefaultCost)
if err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Update password
if err := s.db.Model(&user).Update("password", string(hash)).Error; err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
res := connect.NewResponse(&userv1.ChangePasswordResponse{})
return res, nil
}
func (s *UserHandler) APIKey(ctx context.Context, req *connect.Request[userv1.APIKeyRequest]) (*connect.Response[userv1.APIKeyResponse], error) {
userid, ok := interceptors.UserFromContext(ctx)
if !ok {
return nil, connect.NewError(connect.CodeUnauthenticated, errors.New("unauthenticated"))
}
// Get user
user := models.User{}
if err := s.db.First(&user, "id = ?", userid).Error; err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
// Validate
if err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(req.Msg.Password)); err != nil {
return nil, connect.NewError(connect.CodePermissionDenied, errors.New("invalid username or password"))
}
if req.Msg.Password != req.Msg.ConfirmPassword {
return nil, connect.NewError(connect.CodeInvalidArgument, errors.New("passwords do not match"))
}
// Generate JWT
t := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.RegisteredClaims{
Issuer: "trevstack",
Subject: strconv.FormatUint(uint64(user.ID), 10),
IssuedAt: &jwt.NumericDate{
Time: time.Now(),
},
})
ss, err := t.SignedString(s.key)
if err != nil {
return nil, connect.NewError(connect.CodeInternal, err)
}
res := connect.NewResponse(&userv1.APIKeyResponse{
Key: ss,
})
return res, nil
}
func NewUserHandler(db *gorm.DB, key string) (string, http.Handler) {
interceptors := connect.WithInterceptors(interceptors.NewAuthInterceptor(key))
return userv1connect.NewUserServiceHandler(
&UserHandler{
db: db,
key: []byte(key),
},
interceptors,
)
}

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package interceptors
import (
"context"
"errors"
"fmt"
"log"
"net/http"
"strconv"
"connectrpc.com/connect"
"github.com/golang-jwt/jwt/v5"
)
type authInterceptor struct {
key string
}
func NewAuthInterceptor(key string) *authInterceptor {
return &authInterceptor{
key: key,
}
}
func (i *authInterceptor) WrapUnary(next connect.UnaryFunc) connect.UnaryFunc {
// Same as previous UnaryInterceptorFunc.
return connect.UnaryFunc(func(
ctx context.Context,
req connect.AnyRequest,
) (connect.AnyResponse, error) {
// Check if the request is from a client
if req.Spec().IsClient {
return next(ctx, req)
}
// Check if the request contains a valid cookie token
cookies := getCookies(req.Header().Get("Cookie"))
for _, cookie := range cookies {
if cookie.Name == "token" {
subject, err := validateToken(cookie.Value, i.key)
if err == nil {
ctx, err = i.newContext(ctx, subject)
if err == nil {
return next(ctx, req)
}
}
}
}
// Check if the request contains a valid authorization bearer token
authorization := req.Header().Get("Authorization")
if authorization != "" && len(authorization) > 7 {
subject, err := validateToken(authorization[7:], i.key)
if err == nil {
ctx, err = i.newContext(ctx, subject)
if err == nil {
return next(ctx, req)
}
}
}
return nil, connect.NewError(
connect.CodeUnauthenticated,
errors.New("could not authenticate"),
)
})
}
func (*authInterceptor) WrapStreamingClient(next connect.StreamingClientFunc) connect.StreamingClientFunc {
return connect.StreamingClientFunc(func(
ctx context.Context,
spec connect.Spec,
) connect.StreamingClientConn {
return next(ctx, spec)
})
}
func (i *authInterceptor) WrapStreamingHandler(next connect.StreamingHandlerFunc) connect.StreamingHandlerFunc {
return connect.StreamingHandlerFunc(func(
ctx context.Context,
conn connect.StreamingHandlerConn,
) error {
// Check if the request contains a valid cookie token
cookies := getCookies(conn.RequestHeader().Get("Cookie"))
for _, cookie := range cookies {
if cookie.Name == "token" {
subject, err := validateToken(cookie.Value, i.key)
if err == nil {
ctx, err = i.newContext(ctx, subject)
if err == nil {
return next(ctx, conn)
}
}
}
}
// Check if the request contains a valid authorization bearer token
authorization := conn.RequestHeader().Get("Authorization")
if authorization != "" && len(authorization) > 7 {
subject, err := validateToken(authorization[7:], i.key)
if err == nil {
ctx, err = i.newContext(ctx, subject)
if err == nil {
return next(ctx, conn)
}
}
}
return connect.NewError(
connect.CodeUnauthenticated,
errors.New("could not authenticate"),
)
})
}
func getCookies(rawCookies string) []*http.Cookie {
header := http.Header{}
header.Add("Cookie", rawCookies)
request := http.Request{Header: header}
return request.Cookies()
}
func validateToken(tokenString string, key string) (subject string, err error) {
token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
// Don't forget to validate the alg is what you expect:
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
return nil, fmt.Errorf("unexpected signing method: %v", token.Header["alg"])
}
return []byte(key), nil
})
if err != nil {
return "", err
}
switch {
case token.Valid:
subject, err := token.Claims.GetSubject()
if err != nil {
return "", err
}
return subject, nil
case errors.Is(err, jwt.ErrTokenMalformed):
log.Println("Token is malformed")
return "", err
case errors.Is(err, jwt.ErrSignatureInvalid):
log.Println("Token signature is invalid")
return "", err
case errors.Is(err, jwt.ErrTokenExpired) || errors.Is(err, jwt.ErrTokenNotValidYet):
log.Println("Token is expired or not valid yet")
return "", err
default:
log.Println("Token is invalid")
return "", err
}
}
// key is an unexported type for keys defined in this package.
// This prevents collisions with keys defined in other packages.
type key int
// userKey is the key for user.User values in Contexts. It is
// unexported; clients use user.NewContext and user.FromContext
// instead of using this key directly.
var userKey key
// NewContext returns a new Context that carries value u.
func (i *authInterceptor) newContext(ctx context.Context, subject string) (context.Context, error) {
id, err := strconv.Atoi(subject)
if err != nil {
return nil, err
}
return context.WithValue(ctx, userKey, id), nil
}
// FromContext returns the User value stored in ctx, if any.
func UserFromContext(ctx context.Context) (int, bool) {
u, ok := ctx.Value(userKey).(int)
return u, ok
}

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package models
type User struct {
ID uint32 `gorm:"primaryKey"`
Username string
Password string
}

167
server/main.go Normal file
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package main
import (
"context"
"embed"
"fmt"
"io/fs"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
connectcors "connectrpc.com/cors"
"github.com/joho/godotenv"
"github.com/rs/cors"
"golang.org/x/net/http2"
"golang.org/x/net/http2/h2c"
"gorm.io/gorm"
"github.com/spotdemo4/trevstack/server/internal/database"
"github.com/spotdemo4/trevstack/server/internal/handlers"
)
//go:embed all:client
var client embed.FS
type env struct {
DBType string
DBUser string
DBPass string
DBHost string
DBPort string
DBName string
Port string
Key string
}
func main() {
err := godotenv.Load()
if err != nil {
log.Println("Failed to load .env file, using environment variables")
}
// Get environment variables for server
env := env{
DBType: os.Getenv("DB_TYPE"),
DBUser: os.Getenv("DB_USER"),
DBPass: os.Getenv("DB_PASS"),
DBHost: os.Getenv("DB_HOST"),
DBPort: os.Getenv("DB_PORT"),
DBName: os.Getenv("DB_NAME"),
Port: os.Getenv("PORT"),
Key: os.Getenv("KEY"),
}
if env.Port == "" {
env.Port = "8080"
}
if env.Key == "" {
log.Fatal("KEY is required")
}
// Get environment variables for database
db := &gorm.DB{}
switch env.DBType {
case "postgres":
log.Println("Using Postgres")
if env.DBUser == "" {
log.Fatal("DB_USER is required")
}
if env.DBPass == "" {
log.Fatal("DB_PASS is required")
}
if env.DBHost == "" {
log.Fatal("DB_HOST is required")
}
if env.DBPort == "" {
log.Fatal("DB_PORT is required")
}
if env.DBName == "" {
log.Fatal("DB_NAME is required")
}
db, err = database.NewPostgresConnection(env.DBUser, env.DBPass, env.DBHost, env.DBPort, env.DBName)
if err != nil {
log.Fatalf("failed to connect to postgres: %v", err)
}
case "sqlite":
log.Println("Using SQLite")
if env.DBName == "" {
log.Fatal("DB_NAME is required")
}
db, err = database.NewSQLiteConnection(env.DBName)
if err != nil {
log.Fatalf("failed to connect to sqlite: %v", err)
}
default:
log.Fatal("DB_TYPE must be either postgres or sqlite")
}
// Init database
if err := database.Migrate(db); err != nil {
log.Fatalf("failed to migrate database: %v", err)
}
// Serve GRPC Handlers
api := http.NewServeMux()
api.Handle(withCORS(handlers.NewAuthHandler(db, env.Key)))
api.Handle(withCORS(handlers.NewUserHandler(db, env.Key)))
// Serve web interface
mux := http.NewServeMux()
clientFs, err := fs.Sub(client, "client")
if err != nil {
log.Fatalf("failed to get sub filesystem: %v", err)
}
mux.Handle("/", http.FileServer(http.FS(clientFs)))
mux.Handle("/grpc/", http.StripPrefix("/grpc", api))
// Start server
log.Printf("Starting server on :%s", env.Port)
server := &http.Server{
Addr: fmt.Sprintf(":%s", env.Port),
Handler: h2c.NewHandler(mux, &http2.Server{}),
}
// Gracefully shutdown on SIGINT or SIGTERM
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
go func() {
sig := <-sigs
log.Printf("Received signal %s", sig)
log.Println("Exiting")
// Close HTTP server
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
if err := server.Shutdown(ctx); err != nil {
server.Close()
}
cancel()
// Close database connection
sqlDB, err := db.DB() // Get underlying SQL database
if err == nil {
sqlDB.Close()
}
}()
server.ListenAndServe()
}
// withCORS adds CORS support to a Connect HTTP handler.
func withCORS(pattern string, h http.Handler) (string, http.Handler) {
middleware := cors.New(cors.Options{
AllowedOrigins: []string{"*"},
AllowedMethods: connectcors.AllowedMethods(),
AllowedHeaders: connectcors.AllowedHeaders(),
ExposedHeaders: connectcors.ExposedHeaders(),
})
return pattern, middleware.Handler(h)
}