Add HTTP proxy support (#23)

Add support to allow the iam_endpoint configuration URL to be an HTTP proxy.

Also, upgrade the go module dependencies to newer levels.
In particular, the HTTP proxy support requires
github.com/coreos/go-oidc/v3 v3.2.0, but an upgrade of all
dependencies is being done to keep current.

Author: smatzek

README.md

@@ -5,9 +5,6 @@ This plugin dynamically generates API keys for IBM Cloud service IDs. The servic
 the plugin can dynamically create it and assign it membership in a set of IBM Cloud access groups. This enables
 users to gain access to IBM Cloud resources without needing to create or manage dedicated service IDs. 
 
-## Versions
-This version of the plugin was tested with Vault 1.9.4.
-
 ## Setup
 
 1. Download a release of the plugin or build it from source. Follow the steps in [Developing](#Developing) to build

go.mod

@@ -3,14 +3,34 @@ module vault-plugin-secrets-ibmcloud
 go 1.16
 
 require (
-	github.com/coreos/go-oidc/v3 v3.1.0
+	github.com/armon/go-metrics v0.4.0 // indirect
+	github.com/aws/aws-sdk-go v1.44.66 // indirect
+	github.com/cenkalti/backoff/v3 v3.2.2 // indirect
+	github.com/coreos/go-oidc/v3 v3.2.0
+	github.com/evanphx/json-patch/v5 v5.6.0 // indirect
 	github.com/golang/mock v1.6.0
-	github.com/hashicorp/errwrap v1.0.0
-	github.com/hashicorp/go-cleanhttp v0.5.1
-	github.com/hashicorp/go-hclog v0.14.1
-	github.com/hashicorp/go-version v1.4.0 // indirect
-	github.com/hashicorp/vault/api v1.0.5-0.20200527182800-ad90e0b39d2f
-	github.com/hashicorp/vault/sdk v0.1.14-0.20200527182800-ad90e0b39d2f
-	github.com/stretchr/testify v1.6.1 // indirect
-	google.golang.org/protobuf v1.25.0 // indirect
+	github.com/hashicorp/errwrap v1.1.0
+	github.com/hashicorp/go-cleanhttp v0.5.2
+	github.com/hashicorp/go-hclog v1.2.2
+	github.com/hashicorp/go-plugin v1.4.4 // indirect
+	github.com/hashicorp/go-retryablehttp v0.7.1 // indirect
+	github.com/hashicorp/go-secure-stdlib/mlock v0.1.2 // indirect
+	github.com/hashicorp/go-uuid v1.0.3 // indirect
+	github.com/hashicorp/go-version v1.6.0 // indirect
+	github.com/hashicorp/vault/api v1.7.2
+	github.com/hashicorp/vault/sdk v0.5.3
+	github.com/hashicorp/yamux v0.1.1 // indirect
+	github.com/mitchellh/copystructure v1.2.0 // indirect
+	github.com/mitchellh/go-testing-interface v1.14.1 // indirect
+	github.com/oklog/run v1.1.0 // indirect
+	github.com/pierrec/lz4 v2.6.1+incompatible // indirect
+	github.com/stretchr/testify v1.8.0 // indirect
+	golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa // indirect
+	golang.org/x/net v0.0.0-20220728211354-c7608f3a8462 // indirect
+	golang.org/x/oauth2 v0.0.0-20220722155238-128564f6959c // indirect
+	golang.org/x/sys v0.0.0-20220731174439-a90be440212d // indirect
+	golang.org/x/time v0.0.0-20220722155302-e5dcc9cfc0b9 // indirect
+	google.golang.org/genproto v0.0.0-20220728213248-dd149ef739b9 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/square/go-jose.v2 v2.6.0 // indirect
 )