diff --git a/.circleci/config.yml b/.circleci/config.yml
index af89dd12e..a0f8fe678 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -995,21 +995,36 @@ jobs:
           USE_DOCKER=0
           USE_DOCKER=1
 
-          # Split Go tests by prior test times.  If use_docker is true, only run
-          # tests that depend on docker, otherwise only those that don't.
-          if [ $USE_DOCKER == 1 ]; then
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          else
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          fi
+          # Check all directories with a go.mod file
+          modules=("." "api" "sdk")
+          all_package_names=""
+
+          for dir in "${modules[@]}"
+          do
+            pushd "$dir"
+            # Split Go tests by prior test times.  If use_docker is true, only run
+            # tests that depend on docker, otherwise only those that don't.
+            # The appended true condition ensures the command will succeed if no packages are found
+            if [ $USE_DOCKER == 1 ]; then
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            else
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            fi
+            # Move back into root directory
+            popd
+            # Append the test packages into the global list, if any are found
+            if [ -n "$package_names" ]; then
+              all_package_names+=" ${package_names}"
+            fi
+          done
 
           # After running tests split step, we are now running the following steps
           # in multiple different containers, each getting a different subset of
@@ -1085,7 +1100,7 @@ jobs:
                   -timeout=60m \
                   -parallel=20 \
                    \
-                  ${package_names}
+                  ${all_package_names}
           else
             GOARCH=amd64 \
               GOCACHE=/tmp/go-cache \
@@ -1097,7 +1112,7 @@ jobs:
                 -timeout=60m \
                 -parallel=20 \
                  \
-                ${package_names}
+                ${all_package_names}
           fi
         environment:
           GOPRIVATE: github.com/hashicorp/*
@@ -1251,21 +1266,36 @@ jobs:
 
           USE_DOCKER=0
 
-          # Split Go tests by prior test times.  If use_docker is true, only run
-          # tests that depend on docker, otherwise only those that don't.
-          if [ $USE_DOCKER == 1 ]; then
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          else
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          fi
+          # Check all directories with a go.mod file
+          modules=("." "api" "sdk")
+          all_package_names=""
+
+          for dir in "${modules[@]}"
+          do
+            pushd "$dir"
+            # Split Go tests by prior test times.  If use_docker is true, only run
+            # tests that depend on docker, otherwise only those that don't.
+            # The appended true condition ensures the command will succeed if no packages are found
+            if [ $USE_DOCKER == 1 ]; then
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            else
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            fi
+            # Move back into root directory
+            popd
+            # Append the test packages into the global list, if any are found
+            if [ -n "$package_names" ]; then
+              all_package_names+=" ${package_names}"
+            fi
+          done
 
           # After running tests split step, we are now running the following steps
           # in multiple different containers, each getting a different subset of
@@ -1341,7 +1371,7 @@ jobs:
                   -timeout=60m \
                   -parallel=20 \
                   -race \
-                  ${package_names}
+                  ${all_package_names}
           else
             GOARCH=amd64 \
               GOCACHE=/tmp/go-cache \
@@ -1353,7 +1383,7 @@ jobs:
                 -timeout=60m \
                 -parallel=20 \
                 -race \
-                ${package_names}
+                ${all_package_names}
           fi
         environment:
           GOPRIVATE: github.com/hashicorp/*
@@ -1758,21 +1788,36 @@ jobs:
 
           USE_DOCKER=0
 
-          # Split Go tests by prior test times.  If use_docker is true, only run
-          # tests that depend on docker, otherwise only those that don't.
-          if [ $USE_DOCKER == 1 ]; then
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          else
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          fi
+          # Check all directories with a go.mod file
+          modules=("." "api" "sdk")
+          all_package_names=""
+
+          for dir in "${modules[@]}"
+          do
+            pushd "$dir"
+            # Split Go tests by prior test times.  If use_docker is true, only run
+            # tests that depend on docker, otherwise only those that don't.
+            # The appended true condition ensures the command will succeed if no packages are found
+            if [ $USE_DOCKER == 1 ]; then
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            else
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            fi
+            # Move back into root directory
+            popd
+            # Append the test packages into the global list, if any are found
+            if [ -n "$package_names" ]; then
+              all_package_names+=" ${package_names}"
+            fi
+          done
 
           # After running tests split step, we are now running the following steps
           # in multiple different containers, each getting a different subset of
@@ -1848,7 +1893,7 @@ jobs:
                   -timeout=60m \
                   -parallel=20 \
                    \
-                  ${package_names}
+                  ${all_package_names}
           else
             GOARCH=amd64 \
               GOCACHE=/tmp/go-cache \
@@ -1860,7 +1905,7 @@ jobs:
                 -timeout=60m \
                 -parallel=20 \
                  \
-                ${package_names}
+                ${all_package_names}
           fi
         environment:
           GOPRIVATE: github.com/hashicorp/*
@@ -2409,21 +2454,36 @@ jobs:
           USE_DOCKER=0
           USE_DOCKER=1
 
-          # Split Go tests by prior test times.  If use_docker is true, only run
-          # tests that depend on docker, otherwise only those that don't.
-          if [ $USE_DOCKER == 1 ]; then
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          else
-            package_names=$(go list -test -json ./... |
-              jq -r 'select(.Deps != null) |
-                select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
-                .ForTest | select(. != null)' |
-                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-          fi
+          # Check all directories with a go.mod file
+          modules=("." "api" "sdk")
+          all_package_names=""
+
+          for dir in "${modules[@]}"
+          do
+            pushd "$dir"
+            # Split Go tests by prior test times.  If use_docker is true, only run
+            # tests that depend on docker, otherwise only those that don't.
+            # The appended true condition ensures the command will succeed if no packages are found
+            if [ $USE_DOCKER == 1 ]; then
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            else
+              package_names=$(go list -test -json ./... |
+                jq -r 'select(.Deps != null) |
+                  select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
+                  .ForTest | select(. != null)' |
+                  sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+            fi
+            # Move back into root directory
+            popd
+            # Append the test packages into the global list, if any are found
+            if [ -n "$package_names" ]; then
+              all_package_names+=" ${package_names}"
+            fi
+          done
 
           # After running tests split step, we are now running the following steps
           # in multiple different containers, each getting a different subset of
@@ -2499,7 +2559,7 @@ jobs:
                   -timeout=60m \
                   -parallel=20 \
                   -race \
-                  ${package_names}
+                  ${all_package_names}
           else
             GOARCH=amd64 \
               GOCACHE=/tmp/go-cache \
@@ -2511,7 +2571,7 @@ jobs:
                 -timeout=60m \
                 -parallel=20 \
                 -race \
-                ${package_names}
+                ${all_package_names}
           fi
         environment:
           GOPRIVATE: github.com/hashicorp/*
diff --git a/.circleci/config/commands/go_test.yml b/.circleci/config/commands/go_test.yml
index 54ef79437..f9bc3e631 100644
--- a/.circleci/config/commands/go_test.yml
+++ b/.circleci/config/commands/go_test.yml
@@ -58,21 +58,36 @@ steps:
         USE_DOCKER=1
         <</ parameters.use_docker >>
 
-        # Split Go tests by prior test times.  If use_docker is true, only run
-        # tests that depend on docker, otherwise only those that don't.
-        if [ $USE_DOCKER == 1 ]; then
-          package_names=$(go list -test -json ./... |
-            jq -r 'select(.Deps != null) |
-              select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
-              .ForTest | select(. != null)' |
-              sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-        else
-          package_names=$(go list -test -json ./... |
-            jq -r 'select(.Deps != null) |
-              select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
-              .ForTest | select(. != null)' |
-              sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname)
-        fi
+        # Check all directories with a go.mod file
+        modules=("." "api" "sdk")
+        all_package_names=""
+
+        for dir in "${modules[@]}"
+        do
+          pushd "$dir"
+          # Split Go tests by prior test times.  If use_docker is true, only run
+          # tests that depend on docker, otherwise only those that don't.
+          # The appended true condition ensures the command will succeed if no packages are found
+          if [ $USE_DOCKER == 1 ]; then
+            package_names=$(go list -test -json ./... |
+              jq -r 'select(.Deps != null) |
+                select(any(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker"))) |
+                .ForTest | select(. != null)' |
+                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+          else
+            package_names=$(go list -test -json ./... |
+              jq -r 'select(.Deps != null) |
+                select(all(.Deps[] ; contains("github.com/hashicorp/vault/helper/testhelpers/docker")|not)) |
+                .ForTest | select(. != null)' |
+                sort -u | grep -v vault/integ | circleci tests split --split-by=timings --timings-type=classname) || true
+          fi
+          # Move back into root directory
+          popd
+          # Append the test packages into the global list, if any are found
+          if [ -n "$package_names" ]; then
+            all_package_names+=" ${package_names}"
+          fi
+        done
 
         # After running tests split step, we are now running the following steps
         # in multiple different containers, each getting a different subset of
@@ -148,7 +163,7 @@ steps:
                 -timeout=60m \
                 -parallel=20 \
                 << parameters.extra_flags >> \
-                ${package_names}
+                ${all_package_names}
         else
           GOARCH=<< parameters.arch >> \
             GOCACHE=<< parameters.cache_dir >> \
@@ -160,7 +175,7 @@ steps:
               -timeout=60m \
               -parallel=20 \
               << parameters.extra_flags >> \
-              ${package_names}
+              ${all_package_names}
         fi
 
   - when:
diff --git a/api/go.sum b/api/go.sum
index aa8293638..5731a49ef 100644
--- a/api/go.sum
+++ b/api/go.sum
@@ -57,8 +57,7 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
 github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
 github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
 github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
-github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4=
-github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
+github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM=
 github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=