MEDIUM: Add GOMEMLIMIT support and switch Go runtime to 1.19

Author: dkorunic

.github/workflows/.goreleaser.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.17
+          go-version: 1.19
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v2
         with:

.github/workflows/actions.yml

@@ -38,7 +38,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.17
+          go-version: 1.19
       - uses: actions/cache@v2
         with:
           path: |
@@ -77,10 +77,10 @@ jobs:
     steps:
     - name: Check out code
       uses: actions/checkout@v2
-    - name: Set up Go 1.17
+    - name: Set up Go 1.19
       uses: actions/setup-go@v2
       with:
-        go-version: 1.17
+        go-version: 1.19
       id: go
     - uses: actions/cache@v2
       with:
@@ -106,7 +106,7 @@ jobs:
     - uses: actions/checkout@v2
     - uses: actions/setup-go@v2
       with:
-        go-version: '^1.17' # The Go version to download (if necessary) and use.
+        go-version: '^1.19' # The Go version to download (if necessary) and use.
     - uses: actions/cache@v2
       with:
         path: |

.gitlab-ci.yml

@@ -11,7 +11,7 @@ variables:
 diff:
   stage: diff
   image:
-    name: $CI_REGISTRY_GO/golang:1.17
+    name: $CI_REGISTRY_GO/golang:1.19
     entrypoint: [ "" ]
   tags:
     - go
@@ -26,7 +26,7 @@ diff:
 tidy:
   stage: lint
   image:
-    name: $CI_REGISTRY_GO/golang:1.17
+    name: $CI_REGISTRY_GO/golang:1.19
     entrypoint: [""]
   tags:
     - go
@@ -62,7 +62,7 @@ lint-commit-msg:
 unit-tests:
   stage: unit-tests
   image:
-    name: $CI_REGISTRY_GO/haproxy-alpine:2.5-go1.17
+    name: $CI_REGISTRY_GO/haproxy-alpine:2.5-go1.19
     entrypoint: [""]
   tags:
     - go
@@ -74,7 +74,7 @@ unit-tests:
     - branches
 .kind_deployment:
   stage: e2e-tests
-  image: $CI_REGISTRY_GO/docker:stable-go1.17
+  image: $CI_REGISTRY_GO/docker:stable-go1.19
   services:
     - name: $CI_REGISTRY_GO/docker:18.09.7-dind
       alias: docker
@@ -86,8 +86,8 @@ unit-tests:
     - go version
     - docker pull $CI_REGISTRY_GO/alpine:3
     - docker image tag $CI_REGISTRY_GO/alpine:3 alpine:3
-    - docker pull $CI_REGISTRY_GO/golang:1.17-alpine
-    - docker image tag $CI_REGISTRY_GO/golang:1.17-alpine golang:1.17-alpine
+    - docker pull $CI_REGISTRY_GO/golang:1.19-alpine
+    - docker image tag $CI_REGISTRY_GO/golang:1.19-alpine golang:1.19-alpine
     - wget -q -o /dev/null -O &> /dev/null /usr/local/bin/kind https://github.com/kubernetes-sigs/kind/releases/download/${KIND}/kind-linux-amd64
     - chmod +x /usr/local/bin/kind
     - wget -q -o /dev/null -O &> /dev/null /usr/local/bin/kubectl https://storage.googleapis.com/kubernetes-release/release/${KUBECTL}/bin/linux/amd64/kubectl

build/Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.17-alpine AS builder
+FROM golang:1.19-alpine AS builder
 
 RUN apk --no-cache add git openssh
 

fs/etc/services.d/ingress-controller/run

@@ -1,3 +1,6 @@
 #!/usr/bin/with-contenv sh
 
+MEMLIMIT=$(free -m | awk '/Mem:/ {print int($2 / 3)}')
+export GOMEMLIMIT="${MEMLIMIT}MiB"
+
 exec /haproxy-ingress-controller --with-s6-overlay ${EXTRA_OPTIONS}