Implement rudimentary link shortening service and wire everything together

.github/workflows/docker.yaml

@@ -0,0 +1,46 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    container:
+      image: quay.io/buildah/stable
+      options: --security-opt seccomp=unconfined --security-opt apparmor=unconfined --device /dev/fuse:rw --privileged
+
+    env:
+      BUILDAH_ISOLATION: chroot
+      STORAGE_DRIVER: vfs
+
+    steps:
+      - name: Install Node.js
+        run: dnf install -y nodejs git
+
+      - uses: actions/checkout@v4
+        with:
+          ssh-user: ${{ secrets.REGISTRY_USER }}
+          token: ${{ secrets.REGISTRY_PASSWORD }}
+          submodules: true
+
+      - name: Login to Registry
+        run: buildah login -u ${{ secrets.REGISTRY_USER }} -p ${{ secrets.REGISTRY_PASSWORD }} git.kocoder.xyz
+
+      - name: Generate Tag
+        id: tag
+        run: |
+          SHORT_SHA=$(echo "${{ github.sha }}" | cut -c1-7)
+          echo "value=${{ github.ref_name }}-$(date +%s)-${SHORT_SHA}" >> $GITHUB_OUTPUT
+
+      - name: Buildah Build
+        run: |
+          buildah build -t ${{ steps.tag.outputs.value }} .
+          buildah tag ${{ steps.tag.outputs.value }} latest
+
+      - name: Push Docker Images
+        run: |
+          buildah push ${{ steps.tag.outputs.value }} docker://git.kocoder.xyz/vt/solid-demo:${{ steps.tag.outputs.value }}
+          buildah push latest docker://git.kocoder.xyz/vt/solid-demo:latest

Dockerfile

@@ -0,0 +1,26 @@
+FROM golang:1.26-bookworm AS base
+
+# Move to working directory /app
+WORKDIR /app
+
+# Copy the go.mod and go.sum files to the /app directory
+COPY go.mod go.sum ./
+
+# Install dependencies
+RUN go mod download
+
+# Copy the entire source code into the container
+COPY . .
+
+# Build the application
+RUN go build -o shortener
+
+FROM golang:1.26-bookworm AS runner
+
+COPY --from=base /app/shortener /app/shortener
+
+# Document the port that may need to be published
+EXPOSE 8000
+
+# Start the application
+CMD ["/app/shortener"]

buf.gen.yaml

@@ -0,0 +1,18 @@
+version: v2
+plugins:
+  - local: [go, tool, protoc-gen-go]
+    out: internal
+    opt: paths=source_relative
+  - local: [go, tool, protoc-gen-connect-go]
+    out: internal
+    opt:
+      - paths=source_relative
+      - simple
+managed:
+  enabled: true
+  override:
+    - file_option: go_package_prefix
+      value: git.kocoder.xyz/vt/shortener/internal
+  disable:
+    - file_option: go_package
+      module: buf.build/bufbuild/protovalidate

buf.lock

@@ -0,0 +1,6 @@
+# Generated by buf. DO NOT EDIT.
+version: v2
+deps:
+  - name: buf.build/bufbuild/protovalidate
+    commit: 50325440f8f24053b047484a6bf60b76
+    digest: b5:74cb6f5c0853c3c10aafc701614194bbd63326bdb8ef4068214454b8894b03ba4113e04b3a33a8321cdf05336e37db4dc14a5e2495db8462566914f36086ba31

buf.yaml

@@ -0,0 +1,9 @@
+version: v2
+deps:
+  - buf.build/bufbuild/protovalidate
+lint:
+  use:
+    - STANDARD
+breaking:
+  use:
+    - FILE

internal/proto/shorten/v1/shorten.pb.go

@@ -0,0 +1,586 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.36.11
+// 	protoc        (unknown)
+// source: proto/shorten/v1/shorten.proto
+
+package shortenv1
+
+import (
+	_ "buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go/buf/validate"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	timestamppb "google.golang.org/protobuf/types/known/timestamppb"
+	reflect "reflect"
+	sync "sync"
+	unsafe "unsafe"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type CreateURLRedirectionRequest struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	ShortCode     string                 `protobuf:"bytes,1,opt,name=short_code,json=shortCode,proto3" json:"short_code,omitempty"`
+	Url           string                 `protobuf:"bytes,2,opt,name=url,proto3" json:"url,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *CreateURLRedirectionRequest) Reset() {
+	*x = CreateURLRedirectionRequest{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *CreateURLRedirectionRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CreateURLRedirectionRequest) ProtoMessage() {}
+
+func (x *CreateURLRedirectionRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[0]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CreateURLRedirectionRequest.ProtoReflect.Descriptor instead.
+func (*CreateURLRedirectionRequest) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *CreateURLRedirectionRequest) GetShortCode() string {
+	if x != nil {
+		return x.ShortCode
+	}
+	return ""
+}
+
+func (x *CreateURLRedirectionRequest) GetUrl() string {
+	if x != nil {
+		return x.Url
+	}
+	return ""
+}
+
+type CreateURLRedirectionResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Ok            bool                   `protobuf:"varint,1,opt,name=ok,proto3" json:"ok,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *CreateURLRedirectionResponse) Reset() {
+	*x = CreateURLRedirectionResponse{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *CreateURLRedirectionResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CreateURLRedirectionResponse) ProtoMessage() {}
+
+func (x *CreateURLRedirectionResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[1]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CreateURLRedirectionResponse.ProtoReflect.Descriptor instead.
+func (*CreateURLRedirectionResponse) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *CreateURLRedirectionResponse) GetOk() bool {
+	if x != nil {
+		return x.Ok
+	}
+	return false
+}
+
+type URLRedirection struct {
+	state           protoimpl.MessageState `protogen:"open.v1"`
+	UrlId           int32                  `protobuf:"varint,1,opt,name=url_id,json=urlId,proto3" json:"url_id,omitempty"`
+	ShortCode       string                 `protobuf:"bytes,3,opt,name=short_code,json=shortCode,proto3" json:"short_code,omitempty"`
+	Url             string                 `protobuf:"bytes,2,opt,name=url,proto3" json:"url,omitempty"`
+	CreatedAt       *timestamppb.Timestamp `protobuf:"bytes,4,opt,name=created_at,json=createdAt,proto3" json:"created_at,omitempty"`
+	ExpiresAt       *timestamppb.Timestamp `protobuf:"bytes,5,opt,name=expires_at,json=expiresAt,proto3" json:"expires_at,omitempty"`
+	IsActive        bool                   `protobuf:"varint,6,opt,name=is_active,json=isActive,proto3" json:"is_active,omitempty"`
+	ClickCountByDay []int32                `protobuf:"varint,7,rep,packed,name=click_count_by_day,json=clickCountByDay,proto3" json:"click_count_by_day,omitempty"`
+	unknownFields   protoimpl.UnknownFields
+	sizeCache       protoimpl.SizeCache
+}
+
+func (x *URLRedirection) Reset() {
+	*x = URLRedirection{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[2]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *URLRedirection) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*URLRedirection) ProtoMessage() {}
+
+func (x *URLRedirection) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[2]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use URLRedirection.ProtoReflect.Descriptor instead.
+func (*URLRedirection) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *URLRedirection) GetUrlId() int32 {
+	if x != nil {
+		return x.UrlId
+	}
+	return 0
+}
+
+func (x *URLRedirection) GetShortCode() string {
+	if x != nil {
+		return x.ShortCode
+	}
+	return ""
+}
+
+func (x *URLRedirection) GetUrl() string {
+	if x != nil {
+		return x.Url
+	}
+	return ""
+}
+
+func (x *URLRedirection) GetCreatedAt() *timestamppb.Timestamp {
+	if x != nil {
+		return x.CreatedAt
+	}
+	return nil
+}
+
+func (x *URLRedirection) GetExpiresAt() *timestamppb.Timestamp {
+	if x != nil {
+		return x.ExpiresAt
+	}
+	return nil
+}
+
+func (x *URLRedirection) GetIsActive() bool {
+	if x != nil {
+		return x.IsActive
+	}
+	return false
+}
+
+func (x *URLRedirection) GetClickCountByDay() []int32 {
+	if x != nil {
+		return x.ClickCountByDay
+	}
+	return nil
+}
+
+type ListURLRedirectionsRequest struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ListURLRedirectionsRequest) Reset() {
+	*x = ListURLRedirectionsRequest{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[3]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ListURLRedirectionsRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ListURLRedirectionsRequest) ProtoMessage() {}
+
+func (x *ListURLRedirectionsRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[3]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ListURLRedirectionsRequest.ProtoReflect.Descriptor instead.
+func (*ListURLRedirectionsRequest) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{3}
+}
+
+type ListURLRedirectionsResponse struct {
+	state           protoimpl.MessageState `protogen:"open.v1"`
+	UrlRedirections []*URLRedirection      `protobuf:"bytes,1,rep,name=url_redirections,json=urlRedirections,proto3" json:"url_redirections,omitempty"`
+	unknownFields   protoimpl.UnknownFields
+	sizeCache       protoimpl.SizeCache
+}
+
+func (x *ListURLRedirectionsResponse) Reset() {
+	*x = ListURLRedirectionsResponse{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[4]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ListURLRedirectionsResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ListURLRedirectionsResponse) ProtoMessage() {}
+
+func (x *ListURLRedirectionsResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[4]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ListURLRedirectionsResponse.ProtoReflect.Descriptor instead.
+func (*ListURLRedirectionsResponse) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *ListURLRedirectionsResponse) GetUrlRedirections() []*URLRedirection {
+	if x != nil {
+		return x.UrlRedirections
+	}
+	return nil
+}
+
+type DeactivateURLRedirectionRequest struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	UrlId         int32                  `protobuf:"varint,1,opt,name=url_id,json=urlId,proto3" json:"url_id,omitempty"`
+	IsActive      bool                   `protobuf:"varint,2,opt,name=is_active,json=isActive,proto3" json:"is_active,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *DeactivateURLRedirectionRequest) Reset() {
+	*x = DeactivateURLRedirectionRequest{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[5]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *DeactivateURLRedirectionRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeactivateURLRedirectionRequest) ProtoMessage() {}
+
+func (x *DeactivateURLRedirectionRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[5]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeactivateURLRedirectionRequest.ProtoReflect.Descriptor instead.
+func (*DeactivateURLRedirectionRequest) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *DeactivateURLRedirectionRequest) GetUrlId() int32 {
+	if x != nil {
+		return x.UrlId
+	}
+	return 0
+}
+
+func (x *DeactivateURLRedirectionRequest) GetIsActive() bool {
+	if x != nil {
+		return x.IsActive
+	}
+	return false
+}
+
+type DeactivateURLRedirectionResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Ok            bool                   `protobuf:"varint,1,opt,name=ok,proto3" json:"ok,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *DeactivateURLRedirectionResponse) Reset() {
+	*x = DeactivateURLRedirectionResponse{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[6]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *DeactivateURLRedirectionResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeactivateURLRedirectionResponse) ProtoMessage() {}
+
+func (x *DeactivateURLRedirectionResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[6]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeactivateURLRedirectionResponse.ProtoReflect.Descriptor instead.
+func (*DeactivateURLRedirectionResponse) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *DeactivateURLRedirectionResponse) GetOk() bool {
+	if x != nil {
+		return x.Ok
+	}
+	return false
+}
+
+type DeleteURLRedirectionRequest struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	UrlId         int32                  `protobuf:"varint,1,opt,name=url_id,json=urlId,proto3" json:"url_id,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *DeleteURLRedirectionRequest) Reset() {
+	*x = DeleteURLRedirectionRequest{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[7]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *DeleteURLRedirectionRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteURLRedirectionRequest) ProtoMessage() {}
+
+func (x *DeleteURLRedirectionRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[7]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeleteURLRedirectionRequest.ProtoReflect.Descriptor instead.
+func (*DeleteURLRedirectionRequest) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{7}
+}
+
+func (x *DeleteURLRedirectionRequest) GetUrlId() int32 {
+	if x != nil {
+		return x.UrlId
+	}
+	return 0
+}
+
+type DeleteURLRedirectionResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Ok            bool                   `protobuf:"varint,1,opt,name=ok,proto3" json:"ok,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *DeleteURLRedirectionResponse) Reset() {
+	*x = DeleteURLRedirectionResponse{}
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[8]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *DeleteURLRedirectionResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteURLRedirectionResponse) ProtoMessage() {}
+
+func (x *DeleteURLRedirectionResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_shorten_v1_shorten_proto_msgTypes[8]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeleteURLRedirectionResponse.ProtoReflect.Descriptor instead.
+func (*DeleteURLRedirectionResponse) Descriptor() ([]byte, []int) {
+	return file_proto_shorten_v1_shorten_proto_rawDescGZIP(), []int{8}
+}
+
+func (x *DeleteURLRedirectionResponse) GetOk() bool {
+	if x != nil {
+		return x.Ok
+	}
+	return false
+}
+
+var File_proto_shorten_v1_shorten_proto protoreflect.FileDescriptor
+
+const file_proto_shorten_v1_shorten_proto_rawDesc = "" +
+	"\n" +
+	"\x1eproto/shorten/v1/shorten.proto\x12\x10proto.shorten.v1\x1a\x1bbuf/validate/validate.proto\x1a\x1fgoogle/protobuf/timestamp.proto\"b\n" +
+	"\x1bCreateURLRedirectionRequest\x12'\n" +
+	"\n" +
+	"short_code\x18\x01 \x01(\tB\b\xbaH\x05r\x03\x98\x01\n" +
+	"R\tshortCode\x12\x1a\n" +
+	"\x03url\x18\x02 \x01(\tB\b\xbaH\x05r\x03\x88\x01\x01R\x03url\".\n" +
+	"\x1cCreateURLRedirectionResponse\x12\x0e\n" +
+	"\x02ok\x18\x01 \x01(\bR\x02ok\"\x98\x02\n" +
+	"\x0eURLRedirection\x12\x15\n" +
+	"\x06url_id\x18\x01 \x01(\x05R\x05urlId\x12\x1d\n" +
+	"\n" +
+	"short_code\x18\x03 \x01(\tR\tshortCode\x12\x10\n" +
+	"\x03url\x18\x02 \x01(\tR\x03url\x129\n" +
+	"\n" +
+	"created_at\x18\x04 \x01(\v2\x1a.google.protobuf.TimestampR\tcreatedAt\x129\n" +
+	"\n" +
+	"expires_at\x18\x05 \x01(\v2\x1a.google.protobuf.TimestampR\texpiresAt\x12\x1b\n" +
+	"\tis_active\x18\x06 \x01(\bR\bisActive\x12+\n" +
+	"\x12click_count_by_day\x18\a \x03(\x05R\x0fclickCountByDay\"\x1c\n" +
+	"\x1aListURLRedirectionsRequest\"j\n" +
+	"\x1bListURLRedirectionsResponse\x12K\n" +
+	"\x10url_redirections\x18\x01 \x03(\v2 .proto.shorten.v1.URLRedirectionR\x0furlRedirections\"U\n" +
+	"\x1fDeactivateURLRedirectionRequest\x12\x15\n" +
+	"\x06url_id\x18\x01 \x01(\x05R\x05urlId\x12\x1b\n" +
+	"\tis_active\x18\x02 \x01(\bR\bisActive\"2\n" +
+	" DeactivateURLRedirectionResponse\x12\x0e\n" +
+	"\x02ok\x18\x01 \x01(\bR\x02ok\"4\n" +
+	"\x1bDeleteURLRedirectionRequest\x12\x15\n" +
+	"\x06url_id\x18\x01 \x01(\x05R\x05urlId\".\n" +
+	"\x1cDeleteURLRedirectionResponse\x12\x0e\n" +
+	"\x02ok\x18\x01 \x01(\bR\x02ok2\xfe\x03\n" +
+	"\x0eShortenService\x12w\n" +
+	"\x14CreateURLRedirection\x12-.proto.shorten.v1.CreateURLRedirectionRequest\x1a..proto.shorten.v1.CreateURLRedirectionResponse\"\x00\x12t\n" +
+	"\x13ListURLRedirections\x12,.proto.shorten.v1.ListURLRedirectionsRequest\x1a-.proto.shorten.v1.ListURLRedirectionsResponse\"\x00\x12\x83\x01\n" +
+	"\x18DeactivateURLRedirection\x121.proto.shorten.v1.DeactivateURLRedirectionRequest\x1a2.proto.shorten.v1.DeactivateURLRedirectionResponse\"\x00\x12w\n" +
+	"\x14DeleteURLRedirection\x12-.proto.shorten.v1.DeleteURLRedirectionRequest\x1a..proto.shorten.v1.DeleteURLRedirectionResponse\"\x00B\xc8\x01\n" +
+	"\x14com.proto.shorten.v1B\fShortenProtoP\x01Z@git.kocoder.xyz/vt/shortener/internal/proto/shorten/v1;shortenv1\xa2\x02\x03PSX\xaa\x02\x10Proto.Shorten.V1\xca\x02\x10Proto\\Shorten\\V1\xe2\x02\x1cProto\\Shorten\\V1\\GPBMetadata\xea\x02\x12Proto::Shorten::V1b\x06proto3"
+
+var (
+	file_proto_shorten_v1_shorten_proto_rawDescOnce sync.Once
+	file_proto_shorten_v1_shorten_proto_rawDescData []byte
+)
+
+func file_proto_shorten_v1_shorten_proto_rawDescGZIP() []byte {
+	file_proto_shorten_v1_shorten_proto_rawDescOnce.Do(func() {
+		file_proto_shorten_v1_shorten_proto_rawDescData = protoimpl.X.CompressGZIP(unsafe.Slice(unsafe.StringData(file_proto_shorten_v1_shorten_proto_rawDesc), len(file_proto_shorten_v1_shorten_proto_rawDesc)))
+	})
+	return file_proto_shorten_v1_shorten_proto_rawDescData
+}
+
+var file_proto_shorten_v1_shorten_proto_msgTypes = make([]protoimpl.MessageInfo, 9)
+var file_proto_shorten_v1_shorten_proto_goTypes = []any{
+	(*CreateURLRedirectionRequest)(nil),      // 0: proto.shorten.v1.CreateURLRedirectionRequest
+	(*CreateURLRedirectionResponse)(nil),     // 1: proto.shorten.v1.CreateURLRedirectionResponse
+	(*URLRedirection)(nil),                   // 2: proto.shorten.v1.URLRedirection
+	(*ListURLRedirectionsRequest)(nil),       // 3: proto.shorten.v1.ListURLRedirectionsRequest
+	(*ListURLRedirectionsResponse)(nil),      // 4: proto.shorten.v1.ListURLRedirectionsResponse
+	(*DeactivateURLRedirectionRequest)(nil),  // 5: proto.shorten.v1.DeactivateURLRedirectionRequest
+	(*DeactivateURLRedirectionResponse)(nil), // 6: proto.shorten.v1.DeactivateURLRedirectionResponse
+	(*DeleteURLRedirectionRequest)(nil),      // 7: proto.shorten.v1.DeleteURLRedirectionRequest
+	(*DeleteURLRedirectionResponse)(nil),     // 8: proto.shorten.v1.DeleteURLRedirectionResponse
+	(*timestamppb.Timestamp)(nil),            // 9: google.protobuf.Timestamp
+}
+var file_proto_shorten_v1_shorten_proto_depIdxs = []int32{
+	9, // 0: proto.shorten.v1.URLRedirection.created_at:type_name -> google.protobuf.Timestamp
+	9, // 1: proto.shorten.v1.URLRedirection.expires_at:type_name -> google.protobuf.Timestamp
+	2, // 2: proto.shorten.v1.ListURLRedirectionsResponse.url_redirections:type_name -> proto.shorten.v1.URLRedirection
+	0, // 3: proto.shorten.v1.ShortenService.CreateURLRedirection:input_type -> proto.shorten.v1.CreateURLRedirectionRequest
+	3, // 4: proto.shorten.v1.ShortenService.ListURLRedirections:input_type -> proto.shorten.v1.ListURLRedirectionsRequest
+	5, // 5: proto.shorten.v1.ShortenService.DeactivateURLRedirection:input_type -> proto.shorten.v1.DeactivateURLRedirectionRequest
+	7, // 6: proto.shorten.v1.ShortenService.DeleteURLRedirection:input_type -> proto.shorten.v1.DeleteURLRedirectionRequest
+	1, // 7: proto.shorten.v1.ShortenService.CreateURLRedirection:output_type -> proto.shorten.v1.CreateURLRedirectionResponse
+	4, // 8: proto.shorten.v1.ShortenService.ListURLRedirections:output_type -> proto.shorten.v1.ListURLRedirectionsResponse
+	6, // 9: proto.shorten.v1.ShortenService.DeactivateURLRedirection:output_type -> proto.shorten.v1.DeactivateURLRedirectionResponse
+	8, // 10: proto.shorten.v1.ShortenService.DeleteURLRedirection:output_type -> proto.shorten.v1.DeleteURLRedirectionResponse
+	7, // [7:11] is the sub-list for method output_type
+	3, // [3:7] is the sub-list for method input_type
+	3, // [3:3] is the sub-list for extension type_name
+	3, // [3:3] is the sub-list for extension extendee
+	0, // [0:3] is the sub-list for field type_name
+}
+
+func init() { file_proto_shorten_v1_shorten_proto_init() }
+func file_proto_shorten_v1_shorten_proto_init() {
+	if File_proto_shorten_v1_shorten_proto != nil {
+		return
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: unsafe.Slice(unsafe.StringData(file_proto_shorten_v1_shorten_proto_rawDesc), len(file_proto_shorten_v1_shorten_proto_rawDesc)),
+			NumEnums:      0,
+			NumMessages:   9,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_proto_shorten_v1_shorten_proto_goTypes,
+		DependencyIndexes: file_proto_shorten_v1_shorten_proto_depIdxs,
+		MessageInfos:      file_proto_shorten_v1_shorten_proto_msgTypes,
+	}.Build()
+	File_proto_shorten_v1_shorten_proto = out.File
+	file_proto_shorten_v1_shorten_proto_goTypes = nil
+	file_proto_shorten_v1_shorten_proto_depIdxs = nil
+}

internal/proto/shorten/v1/shortenv1connect/shorten.connect.go

@@ -0,0 +1,216 @@
+// Code generated by protoc-gen-connect-go. DO NOT EDIT.
+//
+// Source: proto/shorten/v1/shorten.proto
+
+package shortenv1connect
+
+import (
+	connect "connectrpc.com/connect"
+	context "context"
+	errors "errors"
+	v1 "git.kocoder.xyz/vt/shortener/internal/proto/shorten/v1"
+	http "net/http"
+	strings "strings"
+)
+
+// This is a compile-time assertion to ensure that this generated file and the connect package are
+// compatible. If you get a compiler error that this constant is not defined, this code was
+// generated with a version of connect newer than the one compiled into your binary. You can fix the
+// problem by either regenerating this code with an older version of connect or updating the connect
+// version compiled into your binary.
+const _ = connect.IsAtLeastVersion1_13_0
+
+const (
+	// ShortenServiceName is the fully-qualified name of the ShortenService service.
+	ShortenServiceName = "proto.shorten.v1.ShortenService"
+)
+
+// These constants are the fully-qualified names of the RPCs defined in this package. They're
+// exposed at runtime as Spec.Procedure and as the final two segments of the HTTP route.
+//
+// Note that these are different from the fully-qualified method names used by
+// google.golang.org/protobuf/reflect/protoreflect. To convert from these constants to
+// reflection-formatted method names, remove the leading slash and convert the remaining slash to a
+// period.
+const (
+	// ShortenServiceCreateURLRedirectionProcedure is the fully-qualified name of the ShortenService's
+	// CreateURLRedirection RPC.
+	ShortenServiceCreateURLRedirectionProcedure = "/proto.shorten.v1.ShortenService/CreateURLRedirection"
+	// ShortenServiceListURLRedirectionsProcedure is the fully-qualified name of the ShortenService's
+	// ListURLRedirections RPC.
+	ShortenServiceListURLRedirectionsProcedure = "/proto.shorten.v1.ShortenService/ListURLRedirections"
+	// ShortenServiceDeactivateURLRedirectionProcedure is the fully-qualified name of the
+	// ShortenService's DeactivateURLRedirection RPC.
+	ShortenServiceDeactivateURLRedirectionProcedure = "/proto.shorten.v1.ShortenService/DeactivateURLRedirection"
+	// ShortenServiceDeleteURLRedirectionProcedure is the fully-qualified name of the ShortenService's
+	// DeleteURLRedirection RPC.
+	ShortenServiceDeleteURLRedirectionProcedure = "/proto.shorten.v1.ShortenService/DeleteURLRedirection"
+)
+
+// ShortenServiceClient is a client for the proto.shorten.v1.ShortenService service.
+type ShortenServiceClient interface {
+	CreateURLRedirection(context.Context, *v1.CreateURLRedirectionRequest) (*v1.CreateURLRedirectionResponse, error)
+	ListURLRedirections(context.Context, *v1.ListURLRedirectionsRequest) (*v1.ListURLRedirectionsResponse, error)
+	// rpc GetURLRedirection(GetURLRedirectionRequest) returns
+	// (GetURLRedirectionResponse) {}
+	DeactivateURLRedirection(context.Context, *v1.DeactivateURLRedirectionRequest) (*v1.DeactivateURLRedirectionResponse, error)
+	DeleteURLRedirection(context.Context, *v1.DeleteURLRedirectionRequest) (*v1.DeleteURLRedirectionResponse, error)
+}
+
+// NewShortenServiceClient constructs a client for the proto.shorten.v1.ShortenService service. By
+// default, it uses the Connect protocol with the binary Protobuf Codec, asks for gzipped responses,
+// and sends uncompressed requests. To use the gRPC or gRPC-Web protocols, supply the
+// connect.WithGRPC() or connect.WithGRPCWeb() options.
+//
+// The URL supplied here should be the base URL for the Connect or gRPC server (for example,
+// http://api.acme.com or https://acme.com/grpc).
+func NewShortenServiceClient(httpClient connect.HTTPClient, baseURL string, opts ...connect.ClientOption) ShortenServiceClient {
+	baseURL = strings.TrimRight(baseURL, "/")
+	shortenServiceMethods := v1.File_proto_shorten_v1_shorten_proto.Services().ByName("ShortenService").Methods()
+	return &shortenServiceClient{
+		createURLRedirection: connect.NewClient[v1.CreateURLRedirectionRequest, v1.CreateURLRedirectionResponse](
+			httpClient,
+			baseURL+ShortenServiceCreateURLRedirectionProcedure,
+			connect.WithSchema(shortenServiceMethods.ByName("CreateURLRedirection")),
+			connect.WithClientOptions(opts...),
+		),
+		listURLRedirections: connect.NewClient[v1.ListURLRedirectionsRequest, v1.ListURLRedirectionsResponse](
+			httpClient,
+			baseURL+ShortenServiceListURLRedirectionsProcedure,
+			connect.WithSchema(shortenServiceMethods.ByName("ListURLRedirections")),
+			connect.WithClientOptions(opts...),
+		),
+		deactivateURLRedirection: connect.NewClient[v1.DeactivateURLRedirectionRequest, v1.DeactivateURLRedirectionResponse](
+			httpClient,
+			baseURL+ShortenServiceDeactivateURLRedirectionProcedure,
+			connect.WithSchema(shortenServiceMethods.ByName("DeactivateURLRedirection")),
+			connect.WithClientOptions(opts...),
+		),
+		deleteURLRedirection: connect.NewClient[v1.DeleteURLRedirectionRequest, v1.DeleteURLRedirectionResponse](
+			httpClient,
+			baseURL+ShortenServiceDeleteURLRedirectionProcedure,
+			connect.WithSchema(shortenServiceMethods.ByName("DeleteURLRedirection")),
+			connect.WithClientOptions(opts...),
+		),
+	}
+}
+
+// shortenServiceClient implements ShortenServiceClient.
+type shortenServiceClient struct {
+	createURLRedirection     *connect.Client[v1.CreateURLRedirectionRequest, v1.CreateURLRedirectionResponse]
+	listURLRedirections      *connect.Client[v1.ListURLRedirectionsRequest, v1.ListURLRedirectionsResponse]
+	deactivateURLRedirection *connect.Client[v1.DeactivateURLRedirectionRequest, v1.DeactivateURLRedirectionResponse]
+	deleteURLRedirection     *connect.Client[v1.DeleteURLRedirectionRequest, v1.DeleteURLRedirectionResponse]
+}
+
+// CreateURLRedirection calls proto.shorten.v1.ShortenService.CreateURLRedirection.
+func (c *shortenServiceClient) CreateURLRedirection(ctx context.Context, req *v1.CreateURLRedirectionRequest) (*v1.CreateURLRedirectionResponse, error) {
+	response, err := c.createURLRedirection.CallUnary(ctx, connect.NewRequest(req))
+	if response != nil {
+		return response.Msg, err
+	}
+	return nil, err
+}
+
+// ListURLRedirections calls proto.shorten.v1.ShortenService.ListURLRedirections.
+func (c *shortenServiceClient) ListURLRedirections(ctx context.Context, req *v1.ListURLRedirectionsRequest) (*v1.ListURLRedirectionsResponse, error) {
+	response, err := c.listURLRedirections.CallUnary(ctx, connect.NewRequest(req))
+	if response != nil {
+		return response.Msg, err
+	}
+	return nil, err
+}
+
+// DeactivateURLRedirection calls proto.shorten.v1.ShortenService.DeactivateURLRedirection.
+func (c *shortenServiceClient) DeactivateURLRedirection(ctx context.Context, req *v1.DeactivateURLRedirectionRequest) (*v1.DeactivateURLRedirectionResponse, error) {
+	response, err := c.deactivateURLRedirection.CallUnary(ctx, connect.NewRequest(req))
+	if response != nil {
+		return response.Msg, err
+	}
+	return nil, err
+}
+
+// DeleteURLRedirection calls proto.shorten.v1.ShortenService.DeleteURLRedirection.
+func (c *shortenServiceClient) DeleteURLRedirection(ctx context.Context, req *v1.DeleteURLRedirectionRequest) (*v1.DeleteURLRedirectionResponse, error) {
+	response, err := c.deleteURLRedirection.CallUnary(ctx, connect.NewRequest(req))
+	if response != nil {
+		return response.Msg, err
+	}
+	return nil, err
+}
+
+// ShortenServiceHandler is an implementation of the proto.shorten.v1.ShortenService service.
+type ShortenServiceHandler interface {
+	CreateURLRedirection(context.Context, *v1.CreateURLRedirectionRequest) (*v1.CreateURLRedirectionResponse, error)
+	ListURLRedirections(context.Context, *v1.ListURLRedirectionsRequest) (*v1.ListURLRedirectionsResponse, error)
+	// rpc GetURLRedirection(GetURLRedirectionRequest) returns
+	// (GetURLRedirectionResponse) {}
+	DeactivateURLRedirection(context.Context, *v1.DeactivateURLRedirectionRequest) (*v1.DeactivateURLRedirectionResponse, error)
+	DeleteURLRedirection(context.Context, *v1.DeleteURLRedirectionRequest) (*v1.DeleteURLRedirectionResponse, error)
+}
+
+// NewShortenServiceHandler builds an HTTP handler from the service implementation. It returns the
+// path on which to mount the handler and the handler itself.
+//
+// By default, handlers support the Connect, gRPC, and gRPC-Web protocols with the binary Protobuf
+// and JSON codecs. They also support gzip compression.
+func NewShortenServiceHandler(svc ShortenServiceHandler, opts ...connect.HandlerOption) (string, http.Handler) {
+	shortenServiceMethods := v1.File_proto_shorten_v1_shorten_proto.Services().ByName("ShortenService").Methods()
+	shortenServiceCreateURLRedirectionHandler := connect.NewUnaryHandlerSimple(
+		ShortenServiceCreateURLRedirectionProcedure,
+		svc.CreateURLRedirection,
+		connect.WithSchema(shortenServiceMethods.ByName("CreateURLRedirection")),
+		connect.WithHandlerOptions(opts...),
+	)
+	shortenServiceListURLRedirectionsHandler := connect.NewUnaryHandlerSimple(
+		ShortenServiceListURLRedirectionsProcedure,
+		svc.ListURLRedirections,
+		connect.WithSchema(shortenServiceMethods.ByName("ListURLRedirections")),
+		connect.WithHandlerOptions(opts...),
+	)
+	shortenServiceDeactivateURLRedirectionHandler := connect.NewUnaryHandlerSimple(
+		ShortenServiceDeactivateURLRedirectionProcedure,
+		svc.DeactivateURLRedirection,
+		connect.WithSchema(shortenServiceMethods.ByName("DeactivateURLRedirection")),
+		connect.WithHandlerOptions(opts...),
+	)
+	shortenServiceDeleteURLRedirectionHandler := connect.NewUnaryHandlerSimple(
+		ShortenServiceDeleteURLRedirectionProcedure,
+		svc.DeleteURLRedirection,
+		connect.WithSchema(shortenServiceMethods.ByName("DeleteURLRedirection")),
+		connect.WithHandlerOptions(opts...),
+	)
+	return "/proto.shorten.v1.ShortenService/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		switch r.URL.Path {
+		case ShortenServiceCreateURLRedirectionProcedure:
+			shortenServiceCreateURLRedirectionHandler.ServeHTTP(w, r)
+		case ShortenServiceListURLRedirectionsProcedure:
+			shortenServiceListURLRedirectionsHandler.ServeHTTP(w, r)
+		case ShortenServiceDeactivateURLRedirectionProcedure:
+			shortenServiceDeactivateURLRedirectionHandler.ServeHTTP(w, r)
+		case ShortenServiceDeleteURLRedirectionProcedure:
+			shortenServiceDeleteURLRedirectionHandler.ServeHTTP(w, r)
+		default:
+			http.NotFound(w, r)
+		}
+	})
+}
+
+// UnimplementedShortenServiceHandler returns CodeUnimplemented from all methods.
+type UnimplementedShortenServiceHandler struct{}
+
+func (UnimplementedShortenServiceHandler) CreateURLRedirection(context.Context, *v1.CreateURLRedirectionRequest) (*v1.CreateURLRedirectionResponse, error) {
+	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("proto.shorten.v1.ShortenService.CreateURLRedirection is not implemented"))
+}
+
+func (UnimplementedShortenServiceHandler) ListURLRedirections(context.Context, *v1.ListURLRedirectionsRequest) (*v1.ListURLRedirectionsResponse, error) {
+	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("proto.shorten.v1.ShortenService.ListURLRedirections is not implemented"))
+}
+
+func (UnimplementedShortenServiceHandler) DeactivateURLRedirection(context.Context, *v1.DeactivateURLRedirectionRequest) (*v1.DeactivateURLRedirectionResponse, error) {
+	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("proto.shorten.v1.ShortenService.DeactivateURLRedirection is not implemented"))
+}
+
+func (UnimplementedShortenServiceHandler) DeleteURLRedirection(context.Context, *v1.DeleteURLRedirectionRequest) (*v1.DeleteURLRedirectionResponse, error) {
+	return nil, connect.NewError(connect.CodeUnimplemented, errors.New("proto.shorten.v1.ShortenService.DeleteURLRedirection is not implemented"))
+}

internal/service/http.go

@@ -0,0 +1,83 @@
+package service
+
+import (
+	"database/sql"
+	"log/slog"
+	"net/http"
+	"slices"
+	"strings"
+
+	"git.kocoder.xyz/vt/shortener/internal/config"
+	"git.kocoder.xyz/vt/shortener/internal/database"
+)
+
+type Server struct {
+	conf *config.Config
+	db   *database.Queries
+}
+
+func NewServer(conf *config.Config, db *database.Queries) *Server {
+	return &Server{
+		conf: conf,
+		db:   db,
+	}
+}
+
+func (s *Server) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+	ctx := req.Context()
+	path := req.URL.Path
+
+	path = strings.Trim(path, "/")
+
+	slog.InfoContext(ctx, "processing request", slog.String("path", path))
+
+	res, err := s.db.GetURLByShortCode(ctx, path)
+	if err != nil {
+		slog.ErrorContext(ctx, "failed to get url by short code", slog.String("path", path), slog.String("err", err.Error()))
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	forwardedFor := req.Header.Get("X-Forwarded-For")
+	remoteAddr := req.RemoteAddr
+
+	if slices.Contains(s.conf.TRUSTED_PROXIES, strings.Split(remoteAddr, ":")[0]) {
+		if strings.Contains(forwardedFor, ", ") {
+			remoteAddr = strings.Split(forwardedFor, ", ")[0]
+		} else {
+			remoteAddr = forwardedFor
+		}
+	}
+
+	slog.InfoContext(ctx, "tracking click", 
+		slog.String("ip", remoteAddr), 
+		slog.String("user_agent", req.UserAgent()), 
+		slog.String("referrer", req.Referer()),
+	)
+
+	_, err = s.db.TrackClick(ctx, database.TrackClickParams{
+		UrlID: res.UrlID,
+		UserAgent: sql.NullString{
+			String: req.UserAgent(),
+			Valid:  true,
+		},
+		Referrer: sql.NullString{
+			String: req.Referer(),
+			Valid:  true,
+		},
+		IpAddress: sql.NullString{
+			String: remoteAddr,
+			Valid:  true,
+		},
+	})
+
+	if err != nil {
+		slog.ErrorContext(ctx, "failed to track click", slog.String("err", err.Error()))
+		// Still continuing to redirect even if tracking fails, or we can return. 
+		// Usually we still want to redirect the user so they reach their destination.
+	}
+
+	slog.InfoContext(ctx, "redirecting to destination", slog.String("long_url", res.LongUrl))
+
+	http.Redirect(w, req, res.LongUrl, http.StatusFound)
+}

internal/service/shorten_proto.go

@@ -0,0 +1,105 @@
+package service
+
+import (
+	"context"
+	"log/slog"
+	"time"
+
+	"git.kocoder.xyz/vt/shortener/internal/config"
+	"git.kocoder.xyz/vt/shortener/internal/database"
+	shortenv1 "git.kocoder.xyz/vt/shortener/internal/proto/shorten/v1"
+	"git.kocoder.xyz/vt/shortener/internal/proto/shorten/v1/shortenv1connect"
+	"google.golang.org/protobuf/types/known/timestamppb"
+)
+
+type ShortenerService struct {
+	conf *config.Config
+	db   *database.Queries
+}
+
+// CreateURLRedirection implements [shortenv1connect.ShortenServiceHandler].
+func (s *ShortenerService) CreateURLRedirection(ctx context.Context, req *shortenv1.CreateURLRedirectionRequest) (*shortenv1.CreateURLRedirectionResponse, error) {
+	_, err := s.db.CreateURL(ctx, database.CreateURLParams{
+		ShortCode: req.ShortCode,
+		LongUrl:   req.Url,
+		IsActive:  true,
+		CreatedAt: time.Now(),
+	})
+
+	if err != nil {
+		slog.Log(ctx, slog.LevelError, err.Error())
+		return &shortenv1.CreateURLRedirectionResponse{
+			Ok: false,
+		}, err
+	}
+
+	return &shortenv1.CreateURLRedirectionResponse{
+		Ok: true,
+	}, nil
+}
+
+// DeactivateURLRedirection implements [shortenv1connect.ShortenServiceHandler].
+func (s *ShortenerService) DeactivateURLRedirection(ctx context.Context, req *shortenv1.DeactivateURLRedirectionRequest) (*shortenv1.DeactivateURLRedirectionResponse, error) {
+	_, err := s.db.SetActive(ctx, database.SetActiveParams{
+		IsActive: req.IsActive,
+		UrlID:    req.UrlId,
+	})
+
+	if err != nil {
+		slog.Log(ctx, slog.LevelError, err.Error())
+		return &shortenv1.DeactivateURLRedirectionResponse{
+			Ok: false,
+		}, err
+	}
+
+	return &shortenv1.DeactivateURLRedirectionResponse{
+		Ok: true,
+	}, nil
+}
+
+// DeleteURLRedirection implements [shortenv1connect.ShortenServiceHandler].
+func (s *ShortenerService) DeleteURLRedirection(ctx context.Context, req *shortenv1.DeleteURLRedirectionRequest) (*shortenv1.DeleteURLRedirectionResponse, error) {
+	_, err := s.db.DeleteURL(ctx, req.UrlId)
+	if err != nil {
+		slog.Log(ctx, slog.LevelError, err.Error())
+		return &shortenv1.DeleteURLRedirectionResponse{
+			Ok: false,
+		}, err
+	}
+	return &shortenv1.DeleteURLRedirectionResponse{
+		Ok: true,
+	}, nil
+}
+
+// ListURLRedirections implements [shortenv1connect.ShortenServiceHandler].
+func (s *ShortenerService) ListURLRedirections(ctx context.Context, req *shortenv1.ListURLRedirectionsRequest) (*shortenv1.ListURLRedirectionsResponse, error) {
+	urls, err := s.db.GetURLs(ctx)
+	if err != nil {
+		slog.Log(ctx, slog.LevelError, err.Error())
+		return nil, err
+	}
+
+	var redirections []*shortenv1.URLRedirection
+	for _, url := range urls {
+		redirections = append(redirections, &shortenv1.URLRedirection{
+			UrlId:           int32(url.UrlID),
+			ShortCode:       url.ShortCode,
+			Url:             url.LongUrl,
+			CreatedAt:       timestamppb.New(url.CreatedAt),
+			ExpiresAt:       timestamppb.New(url.ExpiresAt.Time),
+			IsActive:        url.IsActive,
+			ClickCountByDay: []int32{},
+		})
+	}
+
+	return &shortenv1.ListURLRedirectionsResponse{
+		UrlRedirections: redirections,
+	}, nil
+}
+
+func NewShortenerService(conf *config.Config, db *database.Queries) shortenv1connect.ShortenServiceHandler {
+	return &ShortenerService{
+		conf: conf,
+		db:   db,
+	}
+}

internal/telemetry/telemetry.go

@@ -0,0 +1,101 @@
+package telemetry
+
+import (
+	"context"
+	"errors"
+	"log/slog"
+	"strings"
+
+	"go.opentelemetry.io/contrib/bridges/otelslog"
+	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/attribute"
+	"go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp"
+	"go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp"
+	"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
+	"go.opentelemetry.io/otel/log/global"
+	sdklog "go.opentelemetry.io/otel/sdk/log"
+	"go.opentelemetry.io/otel/sdk/metric"
+	"go.opentelemetry.io/otel/sdk/resource"
+	"go.opentelemetry.io/otel/sdk/trace"
+)
+
+func newResource(serviceName string) *resource.Resource {
+	return resource.NewWithAttributes(
+		resource.Default().SchemaURL(),
+		attribute.String("service.name", serviceName),
+	)
+}
+
+// Init sets up OpenTelemetry tracing, metrics, and logs via OTLP Push.
+// It returns a shutdown function that should be deferred in main.
+func Init(ctx context.Context, endpoint string, serviceName string) (func(context.Context) error, error) {
+	res := newResource(serviceName)
+
+	var shutdownFuncs []func(context.Context) error
+	shutdown := func(ctx context.Context) error {
+		var err error
+		for _, fn := range shutdownFuncs {
+			if fnErr := fn(ctx); fnErr != nil {
+				err = errors.Join(err, fnErr)
+			}
+		}
+		return err
+	}
+
+	var traceOpts []otlptracehttp.Option
+	var metricOpts []otlpmetrichttp.Option
+	var logOpts []otlploghttp.Option
+
+	if endpoint != "" {
+		endpoint = strings.TrimSuffix(endpoint, "/")
+		traceOpts = append(traceOpts, otlptracehttp.WithEndpointURL(endpoint+"/v1/traces"))
+		metricOpts = append(metricOpts, otlpmetrichttp.WithEndpointURL(endpoint+"/v1/metrics"))
+		logOpts = append(logOpts, otlploghttp.WithEndpointURL(endpoint+"/v1/logs"))
+	} else {
+		// Default to insecure localhost if no endpoint is specified
+		traceOpts = append(traceOpts, otlptracehttp.WithInsecure())
+		metricOpts = append(metricOpts, otlpmetrichttp.WithInsecure())
+		logOpts = append(logOpts, otlploghttp.WithInsecure())
+	}
+
+	// Trace setup
+	traceExporter, err := otlptracehttp.New(ctx, traceOpts...)
+	if err != nil {
+		return shutdown, err
+	}
+	tp := trace.NewTracerProvider(
+		trace.WithBatcher(traceExporter),
+		trace.WithResource(res),
+	)
+	otel.SetTracerProvider(tp)
+	shutdownFuncs = append(shutdownFuncs, tp.Shutdown)
+
+	// Metrics setup
+	metricExporter, err := otlpmetrichttp.New(ctx, metricOpts...)
+	if err != nil {
+		return shutdown, err
+	}
+	mp := metric.NewMeterProvider(
+		metric.WithReader(metric.NewPeriodicReader(metricExporter)),
+		metric.WithResource(res),
+	)
+	otel.SetMeterProvider(mp)
+	shutdownFuncs = append(shutdownFuncs, mp.Shutdown)
+
+	// Logs setup
+	logExporter, err := otlploghttp.New(ctx, logOpts...)
+	if err != nil {
+		return shutdown, err
+	}
+	lp := sdklog.NewLoggerProvider(
+		sdklog.WithProcessor(sdklog.NewBatchProcessor(logExporter)),
+		sdklog.WithResource(res),
+	)
+	global.SetLoggerProvider(lp)
+	shutdownFuncs = append(shutdownFuncs, lp.Shutdown)
+
+	// Route slog to OpenTelemetry
+	slog.SetDefault(otelslog.NewLogger(serviceName))
+
+	return shutdown, nil
+}

k6.js

@@ -0,0 +1,12 @@
+import http from "k6/http";
+import { sleep } from "k6";
+
+export const options = {
+  iterations: 100,
+};
+
+export default function () {
+  http.get("http://localhost:3001/abcdefghij");
+
+  sleep(0.2);
+}

main.go

@@ -0,0 +1,86 @@
+package main
+
+import (
+	"context"
+	"log/slog"
+	"net/http"
+	"os"
+
+	"connectrpc.com/connect"
+	"connectrpc.com/grpcreflect"
+	"connectrpc.com/validate"
+	"git.kocoder.xyz/vt/shortener/internal/config"
+	"git.kocoder.xyz/vt/shortener/internal/database"
+	"git.kocoder.xyz/vt/shortener/internal/proto/shorten/v1/shortenv1connect"
+	"git.kocoder.xyz/vt/shortener/internal/service"
+	"git.kocoder.xyz/vt/shortener/internal/telemetry"
+	_ "github.com/lib/pq"
+	"github.com/uptrace/opentelemetry-go-extra/otelsql"
+	"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp"
+	"go.opentelemetry.io/otel/attribute"
+)
+
+func main() {
+	// Fallback logger for early startup errors
+	slog.SetDefault(slog.New(slog.NewJSONHandler(os.Stdout, nil)))
+
+	conf := config.Read()
+
+	ctx := context.Background()
+	shutdown, err := telemetry.Init(ctx, conf.OTLP_ENDPOINT, "shortener-server")
+	if err != nil {
+		slog.Error("Failed to initialize telemetry", slog.String("err", err.Error()))
+	}
+	defer func() {
+		if err := shutdown(ctx); err != nil {
+			slog.Error("Error shutting down telemetry", slog.String("err", err.Error()))
+		}
+	}()
+
+	// Connect to DB and wrap with otelsql for database tracing
+	db, err := otelsql.Open("postgres", conf.DB_URL)
+	if err != nil {
+		slog.Error("failed to connect to database", slog.String("err", err.Error()))
+		os.Exit(1)
+	}
+	defer db.Close()
+
+	otelsql.ReportDBStatsMetrics(db, otelsql.WithAttributes(
+		attribute.String("db.system", "postgresql"),
+	))
+
+	dbQueries := database.New(db)
+
+	srv := service.NewServer(conf, dbQueries)
+
+	mux := http.NewServeMux()
+	path, handler := shortenv1connect.NewShortenServiceHandler(
+		service.NewShortenerService(conf, dbQueries),
+		connect.WithInterceptors(validate.NewInterceptor()),
+	)
+	mux.Handle(path, handler)
+
+	reflector := grpcreflect.NewStaticReflector(shortenv1connect.ShortenServiceName)
+	mux.Handle(grpcreflect.NewHandlerV1(reflector))
+	mux.Handle(grpcreflect.NewHandlerV1Alpha(reflector))
+
+	mux.Handle("/", srv)
+
+	// Wrap the server with OpenTelemetry HTTP handler for tracing & metrics
+	instrumentedHandler := otelhttp.NewHandler(mux, "shortener-server2")
+
+	p := new(http.Protocols)
+	p.SetHTTP1(true)
+	// Use h2c so we can serve HTTP/2 without TLS.
+	p.SetUnencryptedHTTP2(true)
+	s := http.Server{
+		Addr:      ":3001",
+		Handler:   instrumentedHandler,
+		Protocols: p,
+	}
+
+	slog.Info("Starting server on :3001")
+	if err := s.ListenAndServe(); err != nil {
+		slog.Error("Server failed", slog.String("err", err.Error()))
+	}
+}