Merge branch 'dev'

Fix a bug in the wrapper script
lburgey · Dec 1, 2021 · 591b1f4 · 591b1f4
2 parents d670a56 + df169cc
commit 591b1f4
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diff --git a/README.md b/README.md
@@ -28,7 +28,14 @@ export EGI_VO=<vo name>
 source swift_finder
 ```
 
-In addition flags can be passed to the tool, see:
+Alternatively, flags can be passed to the tool. See the help:
 ```bash
 source swift_finder --help
 ```
+
+## How does all of this work?
+rclone is configured to read parameters regarding the swift endpoint from environment variables.
+The relevant variables are: `OS_STORAGE_URL`, `OS_AUTH_URL` and `OS_AUTH_TOKEN`.
+
+By using `source` to call the swift finder, the environment variables are applied to the current shells environment.
+Subsequent calls to rclone in the same shell can then use the environment variables.
diff --git a/swift_finder b/swift_finder
@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 # forward stdout to the user and eval stderr
 exec 3>&1
-echo $( { egiSwiftFinder $@ 1>&3; } 2>&1 )
+eval $( { egiSwiftFinder $@ 1>&3; } 2>&1 )