Use Go 1.11.1

.travis.yml

@@ -1,7 +1,7 @@
 language: go
 sudo: required
 go:
-- 1.9.6
+- 1.11.1
 addons:
   apt_packages:
     - libx11-dev

ClientLibrary/Dockerfile

@@ -21,7 +21,7 @@ RUN apt-get update -y && apt-get install -y --no-install-recommends \
 
 # Install Go.
 # NOTE: Go 1.10+ is required to build c-shared for windows (https://github.com/golang/go/commit/bb0bfd002ada7e3eb9198d4287b32c2fed6e8da6)
-ENV GOVERSION=go1.10.3 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
+ENV GOVERSION=go1.11.1 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
 
 RUN curl -L https://storage.googleapis.com/golang/$GOVERSION.linux-amd64.tar.gz -o /tmp/go.tar.gz \
    && tar -C /usr/local -xzf /tmp/go.tar.gz \

ClientLibrary/build-darwin.sh

@@ -6,7 +6,7 @@ set -e -u -x
 if [ -z ${2+x} ]; then BUILD_TAGS=""; else BUILD_TAGS="$2"; fi
 
 # Modify this value as we use newer Go versions.
-GO_VERSION_REQUIRED="1.9.6"
+GO_VERSION_REQUIRED="1.11.1"
 
 BASE_DIR=$(cd "$(dirname "$0")" ; pwd -P)
 cd ${BASE_DIR}

ConsoleClient/Dockerfile

@@ -22,7 +22,7 @@ RUN apt-get update -y && apt-get install -y --no-install-recommends \
   && rm -rf /var/lib/apt/lists/*
 
 # Install Go.
-ENV GOVERSION=go1.9.6 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
+ENV GOVERSION=go1.11.1 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
 
 RUN curl -L https://storage.googleapis.com/golang/$GOVERSION.linux-amd64.tar.gz -o /tmp/go.tar.gz \
    && tar -C /usr/local -xzf /tmp/go.tar.gz \

MobileLibrary/Android/Dockerfile

@@ -19,7 +19,7 @@ RUN apt-get update -y && apt-get install -y --no-install-recommends \
   && rm -rf /var/lib/apt/lists/*
 
 # Install Go.
-ENV GOVERSION=go1.9.6 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
+ENV GOVERSION=go1.11.1 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
 
 RUN curl -L https://storage.googleapis.com/golang/$GOVERSION.linux-amd64.tar.gz -o /tmp/go.tar.gz \
   && tar -C /usr/local -xzf /tmp/go.tar.gz \

MobileLibrary/iOS/build-psiphon-framework.sh

@@ -5,7 +5,7 @@ set -e -u -x
 if [ -z ${1+x} ]; then BUILD_TAGS=""; else BUILD_TAGS="$1"; fi
 
 # Modify this value as we use newer Go versions.
-GO_VERSION_REQUIRED="1.9.6"
+GO_VERSION_REQUIRED="1.11.1"
 
 # Reset the PATH to macOS default. This is mainly so we don't execute the wrong
 # gomobile executable.
@@ -40,7 +40,7 @@ export PATH=${GOPATH}/bin:${PATH}
 # The GOPATH we're using is temporary, so make sure there isn't one from a previous run.
 rm -rf ${GOPATH}
 
-GOMOBILE_PINNED_REV=eb9032959f05f108b05721914dfe09cfa0c5131d
+GOMOBILE_PINNED_REV=92f3b9caf7ba8f4f9c10074225afcba0cba47a62
 GOMOBILE_PATH=${GOPATH}/src/golang.org/x/mobile/cmd/gomobile
 
 TUNNEL_CORE_SRC_DIR=${GOPATH}/src/github.com/Psiphon-Labs/psiphon-tunnel-core

Server/Dockerfile-binary-builder

@@ -1,6 +1,6 @@
 FROM alpine:3.4
 
-ENV GOLANG_VERSION 1.9.6
+ENV GOLANG_VERSION 1.11.1
 ENV GOLANG_SRC_URL https://golang.org/dl/go$GOLANG_VERSION.src.tar.gz
 
 RUN set -ex \