Add ARM64 and cross-compilation support to the agent image (#659)

* modified Dockerfile to work for both amd64 (Intel) and arm64 (M1)

* added changelog

* Update `Dockerfile` to have `ARCH` build argument

* Remove `docs/CHANGES.md`

* Upgrade the Basenine version from `v0.3.0` to `v0.4.6`

* Update `publish.yml` to have `ARCH` build argument

* Switch `BasenineImageRepo` to Docker Hub

* Have separate build arguments for `ARCH` and `GOARCH`

* Upgrade the Basenine version from `v0.4.6` to `v0.4.10`

* Oops forgot to update the 10th duplicated shell script

* Fix the oopsie and reduce duplications

* Fix `Dockerfile`

* Fix the incompatibility issue between Go plugins and gold linker in Alpine inside `Dockerfile`

* Fix `asm: xxhash_amd64.s:120: when dynamic linking, R15 is clobbered by a global variable access` error

* Update `Dockerfile` to have cross-compilation on an AMD64 machine

Also revert changes in the shell scripts

* Delete `debug.Dockerfile`

* Create a custom base (`debian:buster-slim` based) image for the shipped image

* Replace `mertyildiran/debian-pcap` with `up9inc/debian-pcap`

* Upgrade Basenine version to `v0.4.12`

* Use `debian:stable-slim` as the base

* Fix the indentation in the `Dockerfile`

* Update `publish.yml`

* Enable `publish.yml` for `feature/multiarch_build` branch

* Tag correctly and set `ARCH` Docker argument

* Remove the lines that are forgotten to be removed from the shell scripts

* Add `MizuAgentImageRepo` constant and use it as default `AgentImage` value

* Bring back `Set up Cloud SDK` step to `Build the CLI and publish` job

* Build ARM64 CLI for Linux as well

* Revert "Enable `publish.yml` for `feature/multiarch_build` branch"

This reverts commit d30be4c1f0.

* Revert Go 1.17 upgrade

* Remove `build_extensions_debug.sh` as well

* Make the `Dockerfile` to compile the agent statically

* Statically link the protocol extensions

* Fix `Dockerfile`

* Bring back `-s -w` flags

* Verify the signatures of the downloads in `dockcross/linux-arm64-musl`

* Revert modifications in some shell scripts

* Make the `BUILDARCH` and `TARGETARCH` separation in the `Dockerfile`

* Separate cross-compilation builder image into a separate repo named `up9inc/linux-arm64-musl-go-libpcap`

* Fill the shell script and specify the tag for `dockcross/linux-arm64-musl`

* Remove the unnecessary dependencies from `builder-native-base`

* Improve the comments in the `Dockerfile`

* Upgrade Basenine version to `v0.4.13`

* Fix `Dockerfile`

* Revert "Revert "Enable `publish.yml` for `feature/multiarch_build` branch""

This reverts commit 303e466bdc.

* Revert "Revert "Revert "Enable `publish.yml` for `feature/multiarch_build` branch"""

This reverts commit 0fe252bbdb.

* Remove `push-docker-debug` from the `Makefile`

* Rename `publish.yml` to `release.yml`

Co-authored-by: Alex Haiut <alex@up9.com>

agent/main.go

@@ -19,9 +19,6 @@ import (
 	"net/http"
 	"os"
 	"os/signal"
-	"path"
-	"path/filepath"
-	"plugin"
 	"sort"
 	"strconv"
 	"strings"
@@ -40,6 +37,11 @@ import (
 	"github.com/up9inc/mizu/shared/logger"
 	"github.com/up9inc/mizu/tap"
 	tapApi "github.com/up9inc/mizu/tap/api"
+
+	amqpExt "github.com/up9inc/mizu/tap/extensions/amqp"
+	httpExt "github.com/up9inc/mizu/tap/extensions/http"
+	kafkaExt "github.com/up9inc/mizu/tap/extensions/kafka"
+	redisExt "github.com/up9inc/mizu/tap/extensions/redis"
 )
 
 var tapperMode = flag.Bool("tap", false, "Run in tapper mode without API")
@@ -189,36 +191,36 @@ func configureBasenineServer(host string, port string) {
 }
 
 func loadExtensions() {
-	dir, _ := filepath.Abs(filepath.Dir(os.Args[0]))
-	extensionsDir := path.Join(dir, "./extensions/")
-
-	files, err := ioutil.ReadDir(extensionsDir)
-	if err != nil {
-		logger.Log.Fatal(err)
-	}
-	extensions = make([]*tapApi.Extension, len(files))
+	extensions = make([]*tapApi.Extension, 4)
 	extensionsMap = make(map[string]*tapApi.Extension)
-	for i, file := range files {
-		filename := file.Name()
-		logger.Log.Infof("Loading extension: %s", filename)
-		extension := &tapApi.Extension{
-			Path: path.Join(extensionsDir, filename),
-		}
-		plug, _ := plugin.Open(extension.Path)
-		extension.Plug = plug
-		symDissector, err := plug.Lookup("Dissector")
 
-		var dissector tapApi.Dissector
-		var ok bool
-		dissector, ok = symDissector.(tapApi.Dissector)
-		if err != nil || !ok {
-			panic(fmt.Sprintf("Failed to load the extension: %s", extension.Path))
-		}
-		dissector.Register(extension)
-		extension.Dissector = dissector
-		extensions[i] = extension
-		extensionsMap[extension.Protocol.Name] = extension
-	}
+	extensionAmqp := &tapApi.Extension{}
+	dissectorAmqp := amqpExt.NewDissector()
+	dissectorAmqp.Register(extensionAmqp)
+	extensionAmqp.Dissector = dissectorAmqp
+	extensions[0] = extensionAmqp
+	extensionsMap[extensionAmqp.Protocol.Name] = extensionAmqp
+
+	extensionHttp := &tapApi.Extension{}
+	dissectorHttp := httpExt.NewDissector()
+	dissectorHttp.Register(extensionHttp)
+	extensionHttp.Dissector = dissectorHttp
+	extensions[1] = extensionHttp
+	extensionsMap[extensionHttp.Protocol.Name] = extensionHttp
+
+	extensionKafka := &tapApi.Extension{}
+	dissectorKafka := kafkaExt.NewDissector()
+	dissectorKafka.Register(extensionKafka)
+	extensionKafka.Dissector = dissectorKafka
+	extensions[2] = extensionKafka
+	extensionsMap[extensionKafka.Protocol.Name] = extensionKafka
+
+	extensionRedis := &tapApi.Extension{}
+	dissectorRedis := redisExt.NewDissector()
+	dissectorRedis.Register(extensionRedis)
+	extensionRedis.Dissector = dissectorRedis
+	extensions[3] = extensionRedis
+	extensionsMap[extensionRedis.Protocol.Name] = extensionRedis
 
 	sort.Slice(extensions, func(i, j int) bool {
 		return extensions[i].Protocol.Priority < extensions[j].Protocol.Priority