use build args for image and cmd name

Signed-off-by: Emily McMullan <[email protected]>

Dockerfile

@@ -29,9 +29,13 @@ COPY pkg/ pkg/
 # Build
 ARG VERSION=latest
 ARG BUILD_COMMIT
-RUN CGO_ENABLED=0 GOOS=linux go build --ldflags="-X 'github.com/konveyor-ecosystem/kantra/cmd.Version=$VERSION' -X 'github.com/konveyor-ecosystem/kantra/cmd.BuildCommit=$BUILD_COMMIT'" -a -o kantra main.go
-RUN CGO_ENABLED=0 GOOS=darwin go build --ldflags="-X 'github.com/konveyor-ecosystem/kantra/cmd.Version=$VERSION' -X 'github.com/konveyor-ecosystem/kantra/cmd.BuildCommit=$BUILD_COMMIT'" -a -o darwin-kantra main.go
-RUN CGO_ENABLED=0 GOOS=windows go build --ldflags="-X 'github.com/konveyor-ecosystem/kantra/cmd.Version=$VERSION' -X 'github.com/konveyor-ecosystem/kantra/cmd.BuildCommit=$BUILD_COMMIT'" -a -o windows-kantra main.go
+ARG IMAGE=quay.io/konveyor/kantra
+ARG NAME=kantra
+ARG JAVA_BUNDLE=/jdtls/java-analyzer-bundle/java-analyzer-bundle.core/target/java-analyzer-bundle.core-1.0.0-SNAPSHOT.jar
+
+RUN CGO_ENABLED=0 GOOS=linux go build --ldflags="-X 'github.com/konveyor-ecosystem/kantra/cmd.Version=$VERSION' -X 'github.com/konveyor-ecosystem/kantra/cmd.Image=$IMAGE' -X 'github.com/konveyor-ecosystem/kantra/cmd.BuildCommit=$BUILD_COMMIT' -X 'github.com/konveyor-ecosystem/kantra/cmd.JavaBundlesLocation=$JAVA_BUNDLE' -X 'github.com/konveyor-ecosystem/kantra/cmd.RootCommandName=$NAME'"  -a -o kantra main.go
+RUN CGO_ENABLED=0 GOOS=darwin go build --ldflags="-X 'github.com/konveyor-ecosystem/kantra/cmd.Version=$VERSION' -X 'github.com/konveyor-ecosystem/kantra/cmd.Image=$IMAGE' -X 'github.com/konveyor-ecosystem/kantra/cmd.BuildCommit=$BUILD_COMMIT' -X 'github.com/konveyor-ecosystem/kantra/cmd.JavaBundlesLocation=$JAVA_BUNDLE' -X 'github.com/konveyor-ecosystem/kantra/cmd.RootCommandName=$NAME'"  -a -o darwin-kantra main.go
+RUN CGO_ENABLED=0 GOOS=windows go build --ldflags="-X 'github.com/konveyor-ecosystem/kantra/cmd.Version=$VERSION' -X 'github.com/konveyor-ecosystem/kantra/cmd.Image=$IMAGE' -X 'github.com/konveyor-ecosystem/kantra/cmd.BuildCommit=$BUILD_COMMIT' -X 'github.com/konveyor-ecosystem/kantra/cmd.JavaBundlesLocation=$JAVA_BUNDLE' -X 'github.com/konveyor-ecosystem/kantra/cmd.RootCommandName=$NAME'"  -a -o windows-kantra main.go
 
 FROM quay.io/konveyor/analyzer-lsp:${VERSION}
 

cmd/settings.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"os"
 	"os/exec"
+	"strings"
 
 	"github.com/codingconcepts/env"
 )
@@ -19,7 +20,6 @@ const (
 	XMLRulePath            = "/opt/xmlrules"
 	ShimOutputPath         = "/opt/shimoutput"
 	CustomRulePath         = "/opt/input/rules"
-	JavaBundlesLocation    = "/jdtls/java-analyzer-bundle/java-analyzer-bundle.core/target/java-analyzer-bundle.core-1.0.0-SNAPSHOT.jar"
 )
 
 type Config struct {
@@ -41,7 +41,9 @@ func (c *Config) Load() error {
 	if err := c.loadRunnerImg(); err != nil {
 		return err
 	}
-
+	if err := c.loadCommandName(); err != nil {
+		return err
+	}
 	err := env.Set(c)
 	if err != nil {
 		return err
@@ -83,11 +85,23 @@ func (c *Config) trySetDefaultPodmanBin(file string) (found bool, err error) {
 
 func (c *Config) loadRunnerImg() error {
 	if Version != "v99.0.0" {
-		updatedImg := fmt.Sprintf("quay.io/konveyor/kantra:%v", Version)
+		// if version tag is given in image
+		img := strings.TrimSuffix(RunnerImage, fmt.Sprintf(":%v", Version))
+		updatedImg := fmt.Sprintf("%v:%v", img, Version)
 		err := os.Setenv("RUNNER_IMG", updatedImg)
 		if err != nil {
 			return err
 		}
 	}
 	return nil
 }
+
+func (c *Config) loadCommandName() error {
+	if RootCommandName != "kantra" {
+		err := os.Setenv("CMD_NAME", RootCommandName)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}

cmd/version.go

@@ -7,8 +7,11 @@ import (
 )
 
 var (
-	BuildCommit = ""
-	Version     = "v99.0.0"
+	BuildCommit         = ""
+	Version             = "v99.0.0"
+	RunnerImage         = "quay.io/konveyor/kantra"
+	RootCommandName     = "kantra"
+	JavaBundlesLocation = "/jdtls/java-analyzer-bundle/java-analyzer-bundle.core/target/java-analyzer-bundle.core-1.0.0-SNAPSHOT.jar"
 )
 
 // Use build flags to set correct Version and BuildCommit
@@ -22,6 +25,7 @@ func NewVersionCommand() *cobra.Command {
 		Run: func(cmd *cobra.Command, args []string) {
 			fmt.Printf("version: %s\n", Version)
 			fmt.Printf("SHA: %s\n", BuildCommit)
+			fmt.Printf("image: %s\n", RunnerImage)
 		},
 	}
 	return versionCmd