bump mattermost/mattermost-build-server to use go 1.12.9 (#12239)

* bump mattermost/mattermost-build-server to use go 1.12.9

.circleci/config.yml

@@ -52,7 +52,7 @@ jobs:
 
   build:
     docker:
-      - image: mattermost/mattermost-build-server:feb-28-2019
+      - image: mattermost/mattermost-build-server:sep-17-2019
     working_directory: /go/src/github.com/mattermost
     steps:
       - attach_workspace:
@@ -119,7 +119,7 @@ jobs:
               --env MM_ELASTICSEARCHSETTINGS_CONNECTIONURL=http://elasticsearch:9200 \
               -v ~/go/src:/go/src \
               -w /go/src/github.com/mattermost/mattermost-server \
-              mattermost/mattermost-build-server:feb-28-2019 \
+              mattermost/mattermost-build-server:sep-17-2019 \
               bash -c 'ulimit -n 8096; make test-server BUILD_NUMBER="$CIRCLE_BRANCH-$CIRCLE_PREVIOUS_BUILD_NUM" TESTFLAGS= TESTFLAGSEE='
           no_output_timeout: 1h
       - run:

build/Jenkinsfile.branch

@@ -9,7 +9,7 @@ def platformStages = new org.mattermost.PlatformStages()
 
 def rndEE = UUID.randomUUID().toString()
 def rndTE = UUID.randomUUID().toString()
-def mmBuilderServer = 'mattermost/mattermost-build-server:feb-28-2019'
+def mmBuilderServer = 'mattermost/mattermost-build-server:sep-17-2019'
 def mmBuilderWebapp = 'mattermost/mattermost-build-webapp:oct-2-2018'
 
 pipeline {

build/Jenkinsfile.pr

@@ -77,7 +77,7 @@ pipeline {
 			}
 
 			steps {
-				withDockerContainer(args: '-u root --privileged -v ${WORKSPACE}/src:/go/src/', image: 'mattermost/mattermost-build-server:feb-28-2019') {
+				withDockerContainer(args: '-u root --privileged -v ${WORKSPACE}/src:/go/src/', image: 'mattermost/mattermost-build-server:sep-17-2019') {
 					ansiColor('xterm') {
 						sh """
 							cd /go/src/github.com/mattermost/mattermost-server
@@ -96,7 +96,7 @@ pipeline {
 			}
 
 			steps {
-				withDockerContainer(args: '-u root --privileged -v ${WORKSPACE}/src:/go/src/', image: 'mattermost/mattermost-build-server:feb-28-2019') {
+				withDockerContainer(args: '-u root --privileged -v ${WORKSPACE}/src:/go/src/', image: 'mattermost/mattermost-build-server:sep-17-2019') {
 					ansiColor('xterm') {
 						sh """
 							cd /go/src/github.com/mattermost/mattermost-server
@@ -272,7 +272,7 @@ pipeline {
 					}
 				}
 
-				withDockerContainer(args: "-u root --privileged --net ${COMPOSE_PROJECT_NAME}_mm-test -v ${WORKSPACE}/src:/go/src/", image: 'mattermost/mattermost-build-server:feb-28-2019') {
+				withDockerContainer(args: "-u root --privileged --net ${COMPOSE_PROJECT_NAME}_mm-test -v ${WORKSPACE}/src:/go/src/", image: 'mattermost/mattermost-build-server:sep-17-2019') {
 					ansiColor('xterm') {
 						sh """
 							cd /go/src/github.com/mattermost/mattermost-server
@@ -326,7 +326,7 @@ pipeline {
 					}
 				}
 
-				withDockerContainer(args: "-u root --privileged --net ${COMPOSE_PROJECT_NAME}_mm-test -v ${WORKSPACE}/src:/go/src/", image: 'mattermost/mattermost-build-server:feb-28-2019') {
+				withDockerContainer(args: "-u root --privileged --net ${COMPOSE_PROJECT_NAME}_mm-test -v ${WORKSPACE}/src:/go/src/", image: 'mattermost/mattermost-build-server:sep-17-2019') {
 					ansiColor('xterm') {
 						sh """
 							cd /go/src/github.com/mattermost/mattermost-server
@@ -369,7 +369,7 @@ pipeline {
 					}
 				}
 
-				withDockerContainer(args: "-u root --privileged --net ${COMPOSE_PROJECT_NAME}_mm-test -v ${WORKSPACE}/src:/go/src/", image: 'mattermost/mattermost-build-server:feb-28-2019') {
+				withDockerContainer(args: "-u root --privileged --net ${COMPOSE_PROJECT_NAME}_mm-test -v ${WORKSPACE}/src:/go/src/", image: 'mattermost/mattermost-build-server:sep-17-2019') {
 					ansiColor('xterm') {
 						sh """
 							cd /go/src/github.com/mattermost/mattermost-server

build/README.md

@@ -15,5 +15,5 @@ We have a docker image to build `mattermost-server` and it is based on Go docker
 In our Docker Hub Repository we have the following images:
 
 - `mattermost/mattermost-build-server:dec-7-2018` which is based on Go 1.11 you can use for MM versions <= `5.9.0`
-- `mattermost/mattermost-build-server:feb-28-2019` which is based on Go 1.12
-
+- `mattermost/mattermost-build-server:feb-28-2019` which is based on Go 1.12 you can use for MM versions > `5.9.0` <= `5.15.0`
+- `mattermost/mattermost-build-server:sep-17-2019` which is based on Go 1.12.9 you can use for MM versions >= `5.16.0`

build/local-test-env.sh

@@ -43,7 +43,7 @@ up()
         -e MM_EMAILSETTINGS_SMTPSERVER="inbucket" \
         -e MM_EMAILSETTINGS_SMTPPORT="10025" \
         -e MM_ELASTICSEARCHSETTINGS_CONNECTIONURL="http://elasticsearch:9200" \
-        mattermost/mattermost-build-server:dec-7-2018 /bin/bash
+        mattermost/mattermost-build-server:sep-17-2019 /bin/bash
 }
 
 down()