diff --git a/release-common.nix b/release-common.nix
index 7e7de005d2f..16832618546 100644
--- a/release-common.nix
+++ b/release-common.nix
@@ -70,7 +70,8 @@ rec {
           sha256 = "1pij0v449p166f9l29x7ppzk8j7g9k9mp15ilh5qxp29c7fnvxy2";
         }) ];
         */
-      }));
+      }))
+    ++ lib.optional (stdenv.isLinux || stdenv.isDarwin) ipfs;
 
   propagatedDeps =
     [ (boehmgc.override { enableLargeConfig = true; })
diff --git a/tests/init.sh b/tests/init.sh
index c62c4856a93..8b9ded4a446 100644
--- a/tests/init.sh
+++ b/tests/init.sh
@@ -2,7 +2,7 @@ source common.sh
 
 test -n "$TEST_ROOT"
 if test -d "$TEST_ROOT"; then
-    chmod -R u+w "$TEST_ROOT"
+    chmod -R u+rw "$TEST_ROOT"
     rm -rf "$TEST_ROOT"
 fi
 mkdir "$TEST_ROOT"
diff --git a/tests/ipfs.sh b/tests/ipfs.sh
new file mode 100644
index 00000000000..9cad1c381f6
--- /dev/null
+++ b/tests/ipfs.sh
@@ -0,0 +1,117 @@
+source common.sh
+
+# This are for ./fixed.nix
+export IMPURE_VAR1=foo
+export IMPURE_VAR2=bar
+
+################################################################################
+## Check that the ipfs daemon is present and  enabled in your environment
+################################################################################
+
+if [[ -z $(type -p ipfs) ]]; then
+    echo "Ipfs not installed; skipping ipfs tests"
+    exit 99
+fi
+
+# To see if ipfs is connected to the network, we check if we can see some peers
+# other than ourselves.
+if (! (ipfs log ls));
+then
+  echo "Ipfs daemon not detected; initializing.."
+  ipfs init
+  ipfs daemon --offline &
+  pidIpfsDaemon=$!
+  trap "kill -9 $pidIpfsDaemon" EXIT
+fi
+
+clearStore
+
+################################################################################
+## Create the folders for the source and destination stores
+################################################################################
+
+IPFS_TESTS=$TEST_ROOT/ipfs_tests
+mkdir $IPFS_TESTS
+
+# Here we define some store locations, one for the initial store we upload, and
+# the other three for the destination stores to which we'll copy (one for each
+# method)
+IPFS_SRC_STORE=$IPFS_TESTS/ipfs_source_store
+
+IPFS_DST_HTTP_STORE=$IPFS_TESTS/ipfs_dest_http_store
+IPFS_DST_HTTP_LOCAL_STORE=$IPFS_TESTS/ipfs_dest_http_local_store
+IPFS_DST_IPFS_STORE=$IPFS_TESTS/ipfs_dest_ipfs_store
+IPFS_DST_IPNS_STORE=$IPFS_TESTS/ipfs_dest_ipns_store
+
+################################################################################
+## Generate the keys to sign the store
+################################################################################
+
+SIGNING_KEY_NAME=nixcache.for.ipfs-1
+SIGNING_KEY_PRI_FILE=$IPFS_TESTS/nix-cache-key.sec
+SIGNING_KEY_PUB_FILE=$IPFS_TESTS/nix-cache-key.pub
+
+nix-store --generate-binary-cache-key $SIGNING_KEY_NAME $SIGNING_KEY_PRI_FILE $SIGNING_KEY_PUB_FILE
+
+################################################################################
+## Create, sign and upload the source store
+################################################################################
+
+mkdir -p $IPFS_SRC_STORE
+storePaths=$(nix-build ./fixed.nix -A good | sort | uniq)
+
+# Hack around https://github.com/NixOS/nix/issues/3695
+for path in $storePaths; do
+  nix copy --to file://$IPFS_SRC_STORE $path
+done
+unset path
+
+nix sign-paths --store file://$IPFS_SRC_STORE \
+    -k $SIGNING_KEY_PRI_FILE $storePaths
+
+IPFS_HASH=$(ipfs add -r $IPFS_SRC_STORE 2>/dev/null | tail -n 1 | awk '{print $2}')
+
+################################################################################
+## Create the local http store and download the derivation there
+################################################################################
+
+mkdir $IPFS_DST_HTTP_LOCAL_STORE
+
+IPFS_HTTP_LOCAL_PREFIX='http://localhost:8080/ipfs'
+
+DOWNLOAD_LOCATION=$(nix-build ./fixed.nix -A good \
+  --option substituters $IPFS_HTTP_LOCAL_PREFIX/$IPFS_HASH \
+  --store $IPFS_DST_HTTP_LOCAL_STORE \
+  --no-out-link \
+  -j0 \
+  --option trusted-public-keys $(cat $SIGNING_KEY_PUB_FILE))
+
+################################################################################
+## Create the ipfs store and download the derivation there
+################################################################################
+
+mkdir $IPFS_DST_IPFS_STORE
+
+DOWNLOAD_LOCATION=$(nix-build ./fixed.nix -A good \
+  --option substituters 'ipfs://'$IPFS_HASH \
+  --store $IPFS_DST_IPFS_STORE \
+  --no-out-link \
+  -j0 \
+  --option trusted-public-keys $(cat $SIGNING_KEY_PUB_FILE))
+
+
+################################################################################
+## Create the ipns store and download the derivation there
+################################################################################
+
+# First I have to publish:
+IPNS_ID=$(ipfs name publish $IPFS_HASH --allow-offline | awk '{print substr($3,1,length($3)-1)}')
+
+mkdir $IPFS_DST_IPNS_STORE
+
+DOWNLOAD_LOCATION=$(nix-build ./fixed.nix -A good \
+  --option substituters 'ipns://'$IPNS_ID \
+  --store $IPFS_DST_IPNS_STORE \
+  --no-out-link \
+  -j0 \
+  --option trusted-public-keys $(cat $SIGNING_KEY_PUB_FILE))
diff --git a/tests/local.mk b/tests/local.mk
index 536661af88e..f8af448d5df 100644
--- a/tests/local.mk
+++ b/tests/local.mk
@@ -31,7 +31,8 @@ nix_tests = \
   nix-copy-ssh.sh \
   post-hook.sh \
   function-trace.sh \
-  recursive.sh
+  recursive.sh \
+  ipfs.sh
   # parallel.sh
 
 install-tests += $(foreach x, $(nix_tests), tests/$(x))