RUBY-3333 Update AWS auth tests (#2803)

Author: comandeo-mongo

.evergreen/config.yml

@@ -179,7 +179,7 @@ functions:
           IAM_AUTH_ECS_SECURITY_GROUP="${iam_auth_ecs_security_group}"
           IAM_AUTH_ECS_SUBNET_A="${iam_auth_ecs_subnet_a}"
           IAM_AUTH_ECS_SUBNET_B="${iam_auth_ecs_subnet_b}"
-          IAM_AUTH_ECS_TASK_DEFINITION="${iam_auth_ecs_task_definition}"
+          IAM_AUTH_ECS_TASK_DEFINITION="${iam_auth_ecs_task_definition_ubuntu2004}"
 
           IAM_WEB_IDENTITY_ISSUER="${iam_web_identity_issuer}"
           IAM_WEB_IDENTITY_JWKS_URI="${iam_web_identity_jwks_uri}"
@@ -972,7 +972,7 @@ axes:
         display_name: jruby-9.4
         variables:
           RVM_RUBY: "jruby-9.4"
-  
+
   - id: "os"
     display_name: OS
     values:
@@ -982,6 +982,9 @@ axes:
       - id: ubuntu2204
         display_name: "Ubuntu 22.04"
         run_on: ubuntu2204-small
+      - id: ubuntu2004
+        display_name: "Ubuntu 20.04"
+        run_on: ubuntu2004-small
       - id: rhel8
         display_name: "RHEL 8"
         run_on: rhel80-small
@@ -1530,7 +1533,7 @@ buildvariants:
       # (depending on server version and what's available), we can bump this to
       # the latest stable db version.
       mongodb-version: "5.3"
-      os: rhel8
+      os: ubuntu2004
     display_name: "AWS ${auth-and-ssl} ${mongodb-version} ${ruby}"
     tasks:
       - name: "test-aws-auth"

.evergreen/config/axes.yml.erb

@@ -186,7 +186,7 @@ axes:
         display_name: jruby-9.4
         variables:
           RVM_RUBY: "jruby-9.4"
-  
+
   - id: "os"
     display_name: OS
     values:
@@ -196,6 +196,9 @@ axes:
       - id: ubuntu2204
         display_name: "Ubuntu 22.04"
         run_on: ubuntu2204-small
+      - id: ubuntu2004
+        display_name: "Ubuntu 20.04"
+        run_on: ubuntu2004-small
       - id: rhel8
         display_name: "RHEL 8"
         run_on: rhel80-small

.evergreen/config/common.yml.erb

@@ -176,7 +176,7 @@ functions:
           IAM_AUTH_ECS_SECURITY_GROUP="${iam_auth_ecs_security_group}"
           IAM_AUTH_ECS_SUBNET_A="${iam_auth_ecs_subnet_a}"
           IAM_AUTH_ECS_SUBNET_B="${iam_auth_ecs_subnet_b}"
-          IAM_AUTH_ECS_TASK_DEFINITION="${iam_auth_ecs_task_definition}"
+          IAM_AUTH_ECS_TASK_DEFINITION="${iam_auth_ecs_task_definition_ubuntu2004}"
 
           IAM_WEB_IDENTITY_ISSUER="${iam_web_identity_issuer}"
           IAM_WEB_IDENTITY_JWKS_URI="${iam_web_identity_jwks_uri}"

.evergreen/config/standard.yml.erb

@@ -376,7 +376,7 @@ buildvariants:
       # (depending on server version and what's available), we can bump this to
       # the latest stable db version.
       mongodb-version: <%= latest_5x_mdb %>
-      os: rhel8
+      os: ubuntu2004
     display_name: "AWS ${auth-and-ssl} ${mongodb-version} ${ruby}"
     tasks:
       - name: "test-aws-auth"

.evergreen/provision-local

@@ -27,5 +27,5 @@ sudo env DEBIAN_FRONTEND=noninteractive \
 # Need binutils for `strings` utility per
 # https://aws.amazon.com/premiumsupport/knowledge-center/ecs-iam-task-roles-config-errors/
 sudo env DEBIAN_FRONTEND=noninteractive \
-  apt-get install -y libsnmp30 libyaml-0-2 gcc make git lsb-release \
-  krb5-user bzip2 libgmp-dev python-pip python2.7-dev binutils
+  apt-get install -y libsnmp35 libyaml-0-2 gcc make git lsb-release \
+  krb5-user bzip2 libgmp-dev python3-pip python2.7-dev binutils

.evergreen/run-tests-aws-auth.sh

@@ -97,9 +97,11 @@ case "$AUTH" in
   aws-web-identity)
     cd `dirname "$0"`/auth_aws
 
-    . ./activate_venv.sh
+    echo "Activating virtual environment 'authawsvenv'..."
+    . ./activate-authawsvenv.sh
     export AWS_ACCESS_KEY_ID="`get_var IAM_AUTH_EC2_INSTANCE_ACCOUNT`"
     export AWS_SECRET_ACCESS_KEY="`get_var IAM_AUTH_EC2_INSTANCE_SECRET_ACCESS_KEY`"
+    echo "Unassigning instance profile..."
     python -u lib/aws_unassign_instance_profile.py
     unset AWS_ACCESS_KEY_ID
     unset AWS_SECRET_ACCESS_KEY
@@ -113,6 +115,7 @@ case "$AUTH" in
     unset IDP_JWKS_URI
     unset IDP_RSA_KEY
 
+    deactivate
     cd -
     export MONGO_RUBY_DRIVER_AWS_AUTH_ACCESS_KEY_ID="`get_var IAM_AUTH_EC2_INSTANCE_ACCOUNT`"
     export MONGO_RUBY_DRIVER_AWS_AUTH_SECRET_ACCESS_KEY="`get_var IAM_AUTH_EC2_INSTANCE_SECRET_ACCESS_KEY`"