bagas/tunnel-please-controller
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bagas
2025-12-31 11:44:15 +07:00
commit c33ea5500e
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2
.gitignore vendored Normal file
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.env
.idea

5
db/sqlc/migrations/001_create_identifiers.down.sql Normal file
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DROP INDEX IF EXISTS idx_identifiers_created_at;
DROP INDEX IF EXISTS idx_identifiers_slug;
DROP TABLE IF EXISTS identifiers;

12
db/sqlc/migrations/001_create_identifiers.up.sql Normal file
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CREATE TABLE identifiers (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
slug VARCHAR(255) UNIQUE NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT NOW(),
updated_at TIMESTAMP NOT NULL DEFAULT NOW()
);
CREATE INDEX idx_identifiers_created_at
ON identifiers(created_at);
CREATE INDEX idx_identifiers_slug
ON identifiers(slug);

34
db/sqlc/queries/query.sql Normal file
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-- name: CreateIdentifier :one
INSERT INTO identifiers (slug)
VALUES ($1)
RETURNING id, slug, created_at, updated_at;
-- name: GetIdentifierById :one
SELECT id, slug, created_at, updated_at
FROM identifiers
WHERE id = $1;
-- name: GetIdentifierBySlug :one
SELECT id, slug, created_at, updated_at
FROM identifiers
WHERE slug = $1;
-- name: ListIdentifiers :many
SELECT id, slug, created_at, updated_at
FROM identifiers
ORDER BY created_at DESC
LIMIT $1 OFFSET $2;
-- name: DeleteIdentifier :exec
DELETE FROM identifiers
WHERE id = $1;
-- name: UpdateIdentifierSlug :one
UPDATE identifiers
SET slug = $2, updated_at = NOW()
WHERE id = $1
RETURNING id, slug, created_at, updated_at;
-- name: CountIdentifiers :one
SELECT COUNT(*) FROM identifiers;

32
db/sqlc/repository/db.go Normal file
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// Code generated by sqlc. DO NOT EDIT.
// versions:
// sqlc v1.27.0
package repository
import (
"context"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgconn"
)
type DBTX interface {
Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
Query(context.Context, string, ...interface{}) (pgx.Rows, error)
QueryRow(context.Context, string, ...interface{}) pgx.Row
}
func New(db DBTX) *Queries {
return &Queries{db: db}
}
type Queries struct {
db DBTX
}
func (q *Queries) WithTx(tx pgx.Tx) *Queries {
return &Queries{
db: tx,
}
}

17
db/sqlc/repository/models.go Normal file
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// Code generated by sqlc. DO NOT EDIT.
// versions:
// sqlc v1.27.0
package repository
import (
"github.com/google/uuid"
"github.com/jackc/pgx/v5/pgtype"
)
type Identifier struct {
ID uuid.UUID
Slug string
CreatedAt pgtype.Timestamp
UpdatedAt pgtype.Timestamp
}

148
db/sqlc/repository/query.sql.go Normal file
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// Code generated by sqlc. DO NOT EDIT.
// versions:
// sqlc v1.27.0
// source: query.sql
package repository
import (
"context"
"github.com/google/uuid"
)
const countIdentifiers = `-- name: CountIdentifiers :one
SELECT COUNT(*) FROM identifiers
`
func (q *Queries) CountIdentifiers(ctx context.Context) (int64, error) {
row := q.db.QueryRow(ctx, countIdentifiers)
var count int64
err := row.Scan(&count)
return count, err
}
const createIdentifier = `-- name: CreateIdentifier :one
INSERT INTO identifiers (slug)
VALUES ($1)
RETURNING id, slug, created_at, updated_at
`
func (q *Queries) CreateIdentifier(ctx context.Context, slug string) (Identifier, error) {
row := q.db.QueryRow(ctx, createIdentifier, slug)
var i Identifier
err := row.Scan(
&i.ID,
&i.Slug,
&i.CreatedAt,
&i.UpdatedAt,
)
return i, err
}
const deleteIdentifier = `-- name: DeleteIdentifier :exec
DELETE FROM identifiers
WHERE id = $1
`
func (q *Queries) DeleteIdentifier(ctx context.Context, id uuid.UUID) error {
_, err := q.db.Exec(ctx, deleteIdentifier, id)
return err
}
const getIdentifierById = `-- name: GetIdentifierById :one
SELECT id, slug, created_at, updated_at
FROM identifiers
WHERE id = $1
`
func (q *Queries) GetIdentifierById(ctx context.Context, id uuid.UUID) (Identifier, error) {
row := q.db.QueryRow(ctx, getIdentifierById, id)
var i Identifier
err := row.Scan(
&i.ID,
&i.Slug,
&i.CreatedAt,
&i.UpdatedAt,
)
return i, err
}
const getIdentifierBySlug = `-- name: GetIdentifierBySlug :one
SELECT id, slug, created_at, updated_at
FROM identifiers
WHERE slug = $1
`
func (q *Queries) GetIdentifierBySlug(ctx context.Context, slug string) (Identifier, error) {
row := q.db.QueryRow(ctx, getIdentifierBySlug, slug)
var i Identifier
err := row.Scan(
&i.ID,
&i.Slug,
&i.CreatedAt,
&i.UpdatedAt,
)
return i, err
}
const listIdentifiers = `-- name: ListIdentifiers :many
SELECT id, slug, created_at, updated_at
FROM identifiers
ORDER BY created_at DESC
LIMIT $1 OFFSET $2
`
type ListIdentifiersParams struct {
Limit int32
Offset int32
}
func (q *Queries) ListIdentifiers(ctx context.Context, arg ListIdentifiersParams) ([]Identifier, error) {
rows, err := q.db.Query(ctx, listIdentifiers, arg.Limit, arg.Offset)
if err != nil {
return nil, err
}
defer rows.Close()
var items []Identifier
for rows.Next() {
var i Identifier
if err := rows.Scan(
&i.ID,
&i.Slug,
&i.CreatedAt,
&i.UpdatedAt,
); err != nil {
return nil, err
}
items = append(items, i)
}
if err := rows.Err(); err != nil {
return nil, err
}
return items, nil
}
const updateIdentifierSlug = `-- name: UpdateIdentifierSlug :one
UPDATE identifiers
SET slug = $2, updated_at = NOW()
WHERE id = $1
RETURNING id, slug, created_at, updated_at
`
type UpdateIdentifierSlugParams struct {
ID uuid.UUID
Slug string
}
func (q *Queries) UpdateIdentifierSlug(ctx context.Context, arg UpdateIdentifierSlugParams) (Identifier, error) {
row := q.db.QueryRow(ctx, updateIdentifierSlug, arg.ID, arg.Slug)
var i Identifier
err := row.Scan(
&i.ID,
&i.Slug,
&i.CreatedAt,
&i.UpdatedAt,
)
return i, err
}

26
db/sqlc/sqlc.yaml Normal file
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version: "2"
sql:
- engine: "postgresql"
queries: "queries"
schema: "migrations"
gen:
go:
package: "repository"
out: "repository"
sql_package: "pgx/v5"
overrides:
- db_type: "uuid"
go_type:
import: "github.com/google/uuid"
type: "UUID"
- db_type: "uuid"
go_type:
import: "github.com/google/uuid"
type: "UUID"
pointer: true
nullable: true
- db_type: "timestamptz"
go_type:
type: "*time.Time"
pointer: true
nullable: true

21
go.mod Normal file
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module git.fossy.my.id/bagas/tunnel-please-controller
go 1.25.5
require (
git.fossy.my.id/bagas/tunnel-please-grpc v1.0.0
github.com/google/uuid v1.6.0
github.com/jackc/pgx/v5 v5.8.0
github.com/joho/godotenv v1.5.1
google.golang.org/grpc v1.78.0
google.golang.org/protobuf v1.36.11
)
require (
github.com/jackc/pgpassfile v1.0.0 // indirect
github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
golang.org/x/net v0.47.0 // indirect
golang.org/x/sys v0.38.0 // indirect
golang.org/x/text v0.31.0 // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20251029180050-ab9386a59fda // indirect
)

64
go.sum Normal file
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git.fossy.my.id/bagas/tunnel-please-grpc v1.0.0 h1:G9U7YmfMBeTK8ASbqdBCmkrRsCNU3e6RUzGaTmg1NB0=
git.fossy.my.id/bagas/tunnel-please-grpc v1.0.0/go.mod h1:fG+VkArdkceGB0bNA7IFQus9GetLAwdF5Oi4jdMlXtY=
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/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI=
github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
github.com/google/uuid v1.6.0/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 v0.0.0-20240606120523-5a60cdf6a761 h1:iCEnooe7UlwOQYpKFhBabPMi4aNAfoODPEFNiAnClxo=
github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
github.com/jackc/pgx/v5 v5.8.0 h1:TYPDoleBBme0xGSAX3/+NujXXtpZn9HBONkQC7IEZSo=
github.com/jackc/pgx/v5 v5.8.0/go.mod h1:QVeDInX2m9VyzvNeiCJVjCkNFqzsNb43204HshNSZKw=
github.com/jackc/puddle/v2 v2.2.2 h1:PR8nw+E/1w0GLuRFSmiioY6UooMp6KJv0/61nB7icHo=
github.com/jackc/puddle/v2 v2.2.2/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
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/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 v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
go.opentelemetry.io/auto/sdk v1.2.1 h1:jXsnJ4Lmnqd11kwkBV2LgLoFMZKizbCi5fNZ/ipaZ64=
go.opentelemetry.io/auto/sdk v1.2.1/go.mod h1:KRTj+aOaElaLi+wW1kO/DZRXwkF4C5xPbEe3ZiIhN7Y=
go.opentelemetry.io/otel v1.38.0 h1:RkfdswUDRimDg0m2Az18RKOsnI8UDzppJAtj01/Ymk8=
go.opentelemetry.io/otel v1.38.0/go.mod h1:zcmtmQ1+YmQM9wrNsTGV/q/uyusom3P8RxwExxkZhjM=
go.opentelemetry.io/otel/metric v1.38.0 h1:Kl6lzIYGAh5M159u9NgiRkmoMKjvbsKtYRwgfrA6WpA=
go.opentelemetry.io/otel/metric v1.38.0/go.mod h1:kB5n/QoRM8YwmUahxvI3bO34eVtQf2i4utNVLr9gEmI=
go.opentelemetry.io/otel/sdk v1.38.0 h1:l48sr5YbNf2hpCUj/FoGhW9yDkl+Ma+LrVl8qaM5b+E=
go.opentelemetry.io/otel/sdk v1.38.0/go.mod h1:ghmNdGlVemJI3+ZB5iDEuk4bWA3GkTpW+DOoZMYBVVg=
go.opentelemetry.io/otel/sdk/metric v1.38.0 h1:aSH66iL0aZqo//xXzQLYozmWrXxyFkBJ6qT5wthqPoM=
go.opentelemetry.io/otel/sdk/metric v1.38.0/go.mod h1:dg9PBnW9XdQ1Hd6ZnRz689CbtrUp0wMMs9iPcgT9EZA=
go.opentelemetry.io/otel/trace v1.38.0 h1:Fxk5bKrDZJUH+AMyyIXGcFAPah0oRcT+LuNtJrmcNLE=
go.opentelemetry.io/otel/trace v1.38.0/go.mod h1:j1P9ivuFsTceSWe1oY+EeW3sc+Pp42sO++GHkg4wwhs=
golang.org/x/net v0.47.0 h1:Mx+4dIFzqraBXUugkia1OOvlD6LemFo1ALMHjrXDOhY=
golang.org/x/net v0.47.0/go.mod h1:/jNxtkgq5yWUGYkaZGqo27cfGZ1c5Nen03aYrrKpVRU=
golang.org/x/sync v0.18.0 h1:kr88TuHDroi+UVf+0hZnirlk8o8T+4MrK6mr60WkH/I=
golang.org/x/sync v0.18.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sys v0.38.0 h1:3yZWxaJjBmCWXqhN1qh02AkOnCQ1poK6oF+a7xWL6Gc=
golang.org/x/sys v0.38.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/text v0.31.0 h1:aC8ghyu4JhP8VojJ2lEHBnochRno1sgL6nEi9WGFGMM=
golang.org/x/text v0.31.0/go.mod h1:tKRAlv61yKIjGGHX/4tP1LTbc13YSec1pxVEWXzfoeM=
gonum.org/v1/gonum v0.16.0 h1:5+ul4Swaf3ESvrOnidPp4GZbzf0mxVQpDCYUQE7OJfk=
gonum.org/v1/gonum v0.16.0/go.mod h1:fef3am4MQ93R2HHpKnLk4/Tbh/s0+wqD5nfa6Pnwy4E=
google.golang.org/genproto/googleapis/rpc v0.0.0-20251029180050-ab9386a59fda h1:i/Q+bfisr7gq6feoJnS/DlpdwEL4ihp41fvRiM3Ork0=
google.golang.org/genproto/googleapis/rpc v0.0.0-20251029180050-ab9386a59fda/go.mod h1:7i2o+ce6H/6BluujYR+kqX3GKH+dChPTQU19wjRPiGk=
google.golang.org/grpc v1.78.0 h1:K1XZG/yGDJnzMdd/uZHAkVqJE+xIDOcmdSFZkBUicNc=
google.golang.org/grpc v1.78.0/go.mod h1:I47qjTo4OKbMkjA/aOOwxDIiPSBofUtQUI5EfpWvW7U=
google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
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=

44
main.go Normal file
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package main
import (
"context"
"log"
"os"
"git.fossy.my.id/bagas/tunnel-please-controller/db/sqlc/repository"
"git.fossy.my.id/bagas/tunnel-please-controller/server"
"github.com/jackc/pgx/v5"
"github.com/joho/godotenv"
)
func main() {
if _, err := os.Stat(".env"); err == nil {
if err := godotenv.Load(".env"); err != nil {
log.Printf("Warning: Failed to load .env file: %s", err)
}
}
ctx := context.Background()
connect, err := pgx.Connect(ctx, os.Getenv("DATABASE_URL"))
if err != nil {
panic(err)
return
}
defer func(connect *pgx.Conn, ctx context.Context) {
err := connect.Close(ctx)
if err != nil {
panic(err)
}
}(connect, ctx)
repo := repository.New(connect)
s := server.New(repo)
log.Printf("Listening on :8080\n")
err = s.ListenAndServe(":8080")
if err != nil {
panic(err)
return
}
}

79
server/server.go Normal file
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package server
import (
"context"
"log"
mathrand "math/rand"
"net"
"strings"
"time"
"git.fossy.my.id/bagas/tunnel-please-controller/db/sqlc/repository"
identifier "git.fossy.my.id/bagas/tunnel-please-grpc/gen"
"github.com/google/uuid"
"google.golang.org/grpc"
"google.golang.org/grpc/reflection"
"google.golang.org/protobuf/types/known/emptypb"
)
type Server struct {
Database *repository.Queries
identifier.UnimplementedIdentityServer
}
func (s *Server) Get(ctx context.Context, request *identifier.IdentifierRequest) (*identifier.IdentifierResponse, error) {
parse, err := uuid.Parse(request.GetId())
if err != nil {
return nil, err
}
data, err := s.Database.GetIdentifierById(ctx, parse)
if err != nil {
return nil, err
}
return &identifier.IdentifierResponse{
Id: data.ID.String(),
Slug: data.Slug,
}, nil
}
func (s *Server) Create(ctx context.Context, request *emptypb.Empty) (*identifier.IdentifierResponse, error) {
createIdentifier, err := s.Database.CreateIdentifier(ctx, GenerateRandomString(32))
if err != nil {
return nil, err
}
return &identifier.IdentifierResponse{
Id: createIdentifier.ID.String(),
Slug: createIdentifier.Slug,
}, nil
}
func GenerateRandomString(length int) string {
const charset = "abcdefghijklmnopqrstuvwxyz"
seededRand := mathrand.New(mathrand.NewSource(time.Now().UnixNano() + int64(mathrand.Intn(9999))))
var result strings.Builder
for i := 0; i < length; i++ {
randomIndex := seededRand.Intn(len(charset))
result.WriteString(string(charset[randomIndex]))
}
return result.String()
}
func New(database *repository.Queries) *Server {
return &Server{Database: database}
}
func (s *Server) ListenAndServe(Addr string) error {
listener, err := net.Listen("tcp", Addr)
if err != nil {
return err
}
grpcServer := grpc.NewServer()
reflection.Register(grpcServer)
identifier.RegisterIdentityServer(grpcServer, s)
if err := grpcServer.Serve(listener); err != nil {
log.Fatalf("failed to serve: %v", err)
}
return nil
}