build against older glibc - fixes #33

.github/workflows/build.yml

@@ -5,12 +5,17 @@ on: [push, pull_request]
 jobs:
   Build:
     runs-on: ubuntu-latest
-
     steps:
       - uses: actions/checkout@v2
 
       - uses: rlespinasse/github-slug-action@4.2.3
 
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          target: x86_64-unknown-linux-gnu
+          override: true
+
       - name: Cache
         uses: actions/cache@v2
         with:
@@ -24,7 +29,6 @@ jobs:
         run: |
           cargo install just
 
-
       - name: Install admin UI deps
         run: |
           just yarn
@@ -38,8 +42,9 @@ jobs:
         uses: actions-rs/cargo@v1
         with:
           command: build
+          toolchain: nightly
           use-cross: true
-          args: --release --target x86_64-unknown-linux-gnu
+          args: --release --target x86_64-unknown-linux-gnu -Ztarget-applies-to-host
 
       - name: Rename
         run: |

Cross.toml

@@ -0,0 +1,2 @@
+[target.x86_64-unknown-linux-gnu]
+image = "eugenepankov/warpgate-build-env"

docker/Dockerfile.builder

@@ -0,0 +1,7 @@
+FROM centos/devtoolset-7-toolchain-centos7
+USER root
+RUN curl -fsSL https://rpm.nodesource.com/setup_16.x | bash -
+RUN yum install -y nodejs java pkgconfig openssl-devel perl-IPC-Cmd && yum clean all
+RUN npm i -g yarn
+USER 1001
+ENV PATH=/opt/app-root/src/.cargo/bin:/opt/rh/devtoolset-7/root/usr/bin:/opt/app-root/src/bin:/opt/app-root/bin:/opt/rh/devtoolset-7/root/usr/bin/:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin