add keyservers for gosu

fix occasional issues
wiremock · Apr 18, 2018 · 0626c59 · 0626c59
1 parent b8e4339
commit 0626c59
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/Dockerfile b/Dockerfile
@@ -10,7 +10,13 @@ RUN set -x \
 	&& wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \
 	&& wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc" \
 	&& export GNUPGHOME="$(mktemp -d)" \
-	&& gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \
+	&& for server in $(shuf -e ha.pool.sks-keyservers.net \
+        hkp://p80.pool.sks-keyservers.net:80 \
+        keyserver.ubuntu.com \
+        hkp://keyserver.ubuntu.com:80 \
+        pgp.mit.edu) ; do \
+        gpg --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
+        done \
 	&& gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \
 	&& rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc \
 	&& chmod +x /usr/local/bin/gosu \