Merge pull request #85 from Kuadrant/commit-hash-version

added code to display version as commit hash

Makefile

@@ -54,7 +54,21 @@ test: clean-cov fmt vet $(GINKGO)
 ## install: Build and install kuadrantctl binary ($GOBIN or GOPATH/bin)
 .PHONY : install
 install: fmt vet
-	GOBIN=$(PROJECT_PATH)/bin $(GO) install
+	@set -e; \
+	GIT_SHA=$$(git rev-parse --short=7 HEAD 2>/dev/null) || { \
+		GIT_HASH=$${GITHUB_SHA:-NO_SHA}; \
+	}; \
+	if [ -z "$$GIT_HASH" ]; then \
+		GIT_DIRTY=$$(git diff --stat); \
+		if [ -n "$$GIT_DIRTY" ]; then \
+			GIT_HASH=$${GIT_SHA}-dirty; \
+		else \
+			GIT_HASH=$${GIT_SHA}; \
+		fi; \
+	fi; \
+	LDFLAGS="-X 'github.com/kuadrant/kuadrantctl/version.GitHash=$$GIT_HASH'"; \
+	GOBIN=$(PROJECT_PATH)/bin $(GO) install -ldflags "$$LDFLAGS";
+
 
 .PHONY: prepare-local-cluster
 prepare-local-cluster: $(KIND) ## Deploy locally kuadrant operator from the current code

README.md

@@ -15,13 +15,15 @@
 
 ### Compiling from Source
 
-If you prefer to compile from source or are contributing to the project, you can install `kuadrantctl` using `go install`. This method requires Golang 1.21 or newer.
+If you prefer to compile from source or are contributing to the project, you can install `kuadrantctl` using  `make install`. This method requires Golang 1.21 or newer.
+
+It is possible to use the make target `install` to compile from source. From root of the repository, run 
 
 ```bash
-go install github.com/kuadrant/kuadrantctl@latest
+make install
 ```
 
-This command will compile `kuadrantctl` and install the binary executable in `$GOBIN` (defaulting to `$GOPATH/bin`).
+This will compile `kuadrantctl` and install it in the `bin` directory at root of directory. It will also ensure the correct version of the binary is displayed . It can be ran using `./bin/kuadrantctl` .  
 
 ## Usage
 

cmd/version.go

@@ -20,7 +20,7 @@ func versionCommand() *cobra.Command {
 				return err
 			}
 
-			fmt.Println("kuadrantctl", version.Version)
+			fmt.Printf("kuadrantctl %s (%s)\n", version.Version, version.GitHash)
 			return nil
 		},
 	}

version/version.go

@@ -16,5 +16,8 @@ limitations under the License.
 package version
 
 var (
-	Version = "v0.0.0"
+	// This variable shows the commit hash of the repo so they can confirm they are on latest or specific version of the branch.
+	GitHash string
+	// This variable is dependent on what the current release is e.g. if it is v0.2.3 then this variable, outside of releases, will be v0.2.4-dev .
+	Version = "v0.2.4-dev"
 )