Check for lower-case versions of HTTP(S)_PROXY

wget accepts http_proxy and https_proxy.

RELNOTES: Proxy settings can now be specified in http_proxy and https_proxy
environment variables (not just HTTP_PROXY and HTTPS_PROXY).

--
MOS_MIGRATED_REVID=121594117

1 files changed, 8 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/rules/repository/RepositoryDelegatorFunction.java b/src/main/java/com/google/devtools/build/lib/rules/repository/RepositoryDelegatorFunction.java
index 6e39a17a73..d6f143f873 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/repository/RepositoryDelegatorFunction.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/repository/RepositoryDelegatorFunction.java
@@ -36,6 +36,7 @@ import com.google.devtools.build.skyframe.SkyValue;
 
 import java.io.IOException;
 import java.util.Arrays;
+import java.util.Map;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 import javax.annotation.Nullable;
@@ -61,6 +62,8 @@ public final class RepositoryDelegatorFunction implements SkyFunction {
   // command is a fetch. Remote repository lookups are only allowed during fetches.
   private final AtomicBoolean isFetch;
 
+  private Map<String, String> clientEnvironment;
+
   public RepositoryDelegatorFunction(
       ImmutableMap<String, RepositoryFunction> handlers,
       @Nullable RepositoryFunction skylarkHandler,
@@ -70,6 +73,10 @@ public final class RepositoryDelegatorFunction implements SkyFunction {
     this.isFetch = isFetch;
   }
 
+  public void setClientEnvironment(Map<String, String> clientEnvironment) {
+    this.clientEnvironment = clientEnvironment;
+  }
+
   private void setupRepositoryRoot(Path repoRoot) throws RepositoryFunctionException {
     try {
       FileSystemUtils.deleteTree(repoRoot);
@@ -107,6 +114,7 @@ public final class RepositoryDelegatorFunction implements SkyFunction {
     Path repoRoot =
         RepositoryFunction.getExternalRepositoryDirectory(directories).getRelative(rule.getName());
 
+    handler.setClientEnvironment(clientEnvironment);
     if (handler.isLocal(rule)) {
       // Local repositories are always fetched because the operation is generally fast and they do
       // not depend on non-local data, so it does not make much sense to try to catch from across