Use devtoolset-11 for CentOS 7 to build Ruby 3.2

Signed-off-by: Takuro Ashie <[email protected]>

td-agent/yum/centos-7/Dockerfile

@@ -29,7 +29,8 @@ RUN \
   yum install -y ${quiet} epel-release && \
   yum groupinstall -y ${quiet} "Development Tools" && \
   yum install -y ${quiet} \
-    rh-ruby26-ruby-devel  \
+    devtoolset-11 \
+    rh-ruby26-ruby-devel \
     rh-ruby26-rubygems \
     rh-ruby26-rubygem-rake \
     rh-ruby26-rubygem-bundler \
@@ -48,8 +49,9 @@ RUN \
     zlib-devel \
     rpmlint \
     cmake3 && \
-    # raise IPv4 priority
-    echo "precedence ::ffff:0:0/96 100" > /etc/gai.conf && \
-    # enable multiplatform feature
-    source /opt/rh/rh-ruby26/enable && gem install --no-document --install-dir /opt/rh/rh-ruby26/root/usr/share/gems bundler builder && \
+  # raise IPv4 priority
+  echo "precedence ::ffff:0:0/96 100" > /etc/gai.conf && \
+  # enable multiplatform feature
+  source /opt/rh/rh-ruby26/enable && gem install --no-document --install-dir /opt/rh/rh-ruby26/root/usr/share/gems bundler builder && \
+  scl enable devtoolset-11 bash && \
   yum clean ${quiet} all

td-agent/yum/td-agent.spec.in

@@ -21,6 +21,7 @@
 %define _amazon_ver %{?amzn:%{amzn}}%{!?amzn:0}
 %define _suse_ver %{?suse_version:%{suse_version}}%{!?suse_version:0}
 %define use_suse (%{_suse_ver} >= 1315)
+%define use_scl_gcc (%{_centos_ver} <= 7)
 %define use_scl_ruby (%{_centos_ver} <= 7 && %{_amazon_ver} == 0)
 %define use_devtoolset (%{_centos_ver} <= 6 && %{_amazon_ver} == 0)
 %if %{_centos_ver} <= 6
@@ -139,8 +140,14 @@ The stable distribution of Fluentd, called td-agent.
 %setup -q -n @PACKAGE@-%{version}
 
 %build
+%if %{use_scl_gcc}
+. /opt/rh/devtoolset-11/enable
+%endif
 
 %install
+%if %{use_scl_gcc}
+. /opt/rh/devtoolset-11/enable
+%endif
 %if %{use_scl_ruby}
 . /opt/rh/rh-ruby%{scl_ruby_ver}/enable
 %endif