Add ie version command (#238)

This PR adds `ie version` to obtain information about which build of IE
you're using.

Author: vmarcella

.github/workflows/build-test-release-tagged.yaml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Build all targets.
         run: |
-          make build-all
+          make build-all RELEASE_BUILD=true
       - name: Run unit tests across all targets.
         run: |
           make test-all

.github/workflows/build-test-release.yaml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Build all targets.
         run: |
-          make build-all
+          make build-all RELEASE_BUILD=true
       - name: Run unit tests across all targets.
         run: |
           make test-all

Makefile

@@ -6,9 +6,18 @@ API_BINARY := $(BINARY_DIR)/api
 
 # -------------------------- Native build targets ------------------------------
 
+RELEASE_BUILD := false
+LATEST_TAG := $(shell git describe --tags --abbrev=0)
+LATEST_COMMIT := $(shell git rev-parse --short HEAD)
+BUILD_DATE := $(shell date -u '+%Y-%m-%dT%H:%M:%SZ')
+MODULE_ROOT :=  $(shell go list -m)
 build-ie:
 	@echo "Building the Innovation Engine CLI..."
-	@CGO_ENABLED=0 go build -o "$(IE_BINARY)" cmd/ie/ie.go
+ifeq ($(RELEASE_BUILD), true)
+	@CGO_ENABLED=0 go build -ldflags "-X $(MODULE_ROOT)/cmd/ie/commands.VERSION=$(LATEST_TAG) -X $(MODULE_ROOT)/cmd/ie/commands.COMMIT=$(LATEST_COMMIT) -X $(MODULE_ROOT)/cmd/ie/commands.DATE=$(BUILD_DATE)" -o "$(IE_BINARY)" cmd/ie/ie.go
+else
+	@CGO_ENABLED=0 go build -ldflags "-X $(MODULE_ROOT)/cmd/ie/commands.VERSION=dev -X $(MODULE_ROOT)/cmd/ie/commands.COMMIT=$(LATEST_COMMIT) -X $(MODULE_ROOT)/cmd/ie/commands.DATE=$(BUILD_DATE)" -o "$(IE_BINARY)" cmd/ie/ie.go
+endif
 
 
 build-all: build-ie
@@ -17,7 +26,7 @@ build-all: build-ie
 
 install-ie:
 	@echo "Installing the Innovation Engine CLI..."
-	@CGO_ENABLED=0 go install cmd/ie/ie.go
+	@CGO_ENABLED=0 go install -ldflags "-X $(MODULE_ROOT)/cmd/ie/commands.VERSION=dev -X $(MODULE_ROOT)/cmd/ie/commands.COMMIT=$(LATEST_COMMIT) -X $(MODULE_ROOT)/cmd/ie/commands.DATE=$(BUILD_DATE)" cmd/ie/ie.go
 
 # ------------------------------ Test targets ----------------------------------
 

cmd/ie/commands/version.go

@@ -0,0 +1,25 @@
+package commands
+
+import "github.com/spf13/cobra"
+
+var (
+	VERSION = "dev"
+	COMMIT  = "N/A"
+	DATE    = "N/A"
+)
+
+var versionCommand = &cobra.Command{
+	Use:   "version",
+	Short: "Print the version of the Innovation Engine",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		cmd.Printf("Version: %s\n", VERSION)
+		cmd.Printf("Commit: %s\n", COMMIT)
+		cmd.Printf("Date: %s\n", DATE)
+
+		return nil
+	},
+}
+
+func init() {
+	rootCommand.AddCommand(versionCommand)
+}