Apply technical requirements (R1, R2, R9, R10, R13)

mwunderl · mwunderl · commit adb4015d195d · 2026-04-21T05:17:16.000Z
- R1: Add AWS_REGION to region fallback chain
- R2: Replace openssl rand with /dev/urandom
- R9: Remove Appendix/Generation details from READMEs
- R10: Remove internal references
- R13: Add REVISION-HISTORY.md
diff --git a/tuts/138-amazon-amp-gs/REVISION-HISTORY.md b/tuts/138-amazon-amp-gs/REVISION-HISTORY.md
@@ -0,0 +1,8 @@
+# Revision History: 138-amazon-amp-gs
+
+## Shell (CLI script)
+
+### 2026-04-14 v1 published
+- Type: functional
+- Initial version
+
diff --git a/tuts/138-amazon-amp-gs/amazon-amp-gs.sh b/tuts/138-amazon-amp-gs/amazon-amp-gs.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 WORK_DIR=$(mktemp -d); exec > >(tee -a "$WORK_DIR/amp.log") 2>&1
-REGION=${AWS_DEFAULT_REGION:-$(aws configure get region 2>/dev/null)}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
-RANDOM_ID=$(openssl rand -hex 4); WS_ALIAS="tut-ws-${RANDOM_ID}"
+REGION=${AWS_DEFAULT_REGION:-${AWS_REGION:-$(aws configure get region 2>/dev/null))}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
+RANDOM_ID=$(cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 8 | head -n 1); WS_ALIAS="tut-ws-${RANDOM_ID}"
 handle_error() { echo "ERROR on line $1"; trap - ERR; cleanup; exit 1; }; trap 'handle_error $LINENO' ERR
 cleanup() { echo ""; echo "Cleaning up..."; [ -n "$WS_ID" ] && aws amp delete-workspace --workspace-id "$WS_ID" 2>/dev/null && echo "  Deleted workspace"; rm -rf "$WORK_DIR"; echo "Done."; }
 echo "Step 1: Creating workspace: $WS_ALIAS"
diff --git a/tuts/139-aws-fis-gs/REVISION-HISTORY.md b/tuts/139-aws-fis-gs/REVISION-HISTORY.md
@@ -0,0 +1,8 @@
+# Revision History: 139-aws-fis-gs
+
+## Shell (CLI script)
+
+### 2026-04-14 v1 published
+- Type: functional
+- Initial version
+
diff --git a/tuts/139-aws-fis-gs/aws-fis-gs.sh b/tuts/139-aws-fis-gs/aws-fis-gs.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 WORK_DIR=$(mktemp -d); exec > >(tee -a "$WORK_DIR/fis.log") 2>&1
-REGION=${AWS_DEFAULT_REGION:-$(aws configure get region 2>/dev/null)}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
-RANDOM_ID=$(openssl rand -hex 4); ROLE_NAME="fis-tut-role-${RANDOM_ID}"
+REGION=${AWS_DEFAULT_REGION:-${AWS_REGION:-$(aws configure get region 2>/dev/null))}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
+RANDOM_ID=$(cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 8 | head -n 1); ROLE_NAME="fis-tut-role-${RANDOM_ID}"
 handle_error() { echo "ERROR on line $1"; trap - ERR; cleanup; exit 1; }; trap 'handle_error $LINENO' ERR
 cleanup() { echo ""; echo "Cleaning up..."; [ -n "$TEMPLATE_ID" ] && aws fis delete-experiment-template --id "$TEMPLATE_ID" > /dev/null 2>&1 && echo "  Deleted template"; aws iam delete-role-policy --role-name "$ROLE_NAME" --policy-name fis-policy 2>/dev/null; aws iam delete-role --role-name "$ROLE_NAME" 2>/dev/null && echo "  Deleted role"; rm -rf "$WORK_DIR"; echo "Done."; }
 echo "Step 1: Creating IAM role"
diff --git a/tuts/146-aws-cleanrooms-gs/REVISION-HISTORY.md b/tuts/146-aws-cleanrooms-gs/REVISION-HISTORY.md
@@ -0,0 +1,8 @@
+# Revision History: 146-aws-cleanrooms-gs
+
+## Shell (CLI script)
+
+### 2026-04-14 v1 published
+- Type: functional
+- Initial version
+
diff --git a/tuts/146-aws-cleanrooms-gs/aws-cleanrooms-gs.sh b/tuts/146-aws-cleanrooms-gs/aws-cleanrooms-gs.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 WORK_DIR=$(mktemp -d); exec > >(tee -a "$WORK_DIR/cr.log") 2>&1
-REGION=${AWS_DEFAULT_REGION:-$(aws configure get region 2>/dev/null)}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; ACCOUNT=$(aws sts get-caller-identity --query 'Account' --output text); echo "Region: $REGION"
-RANDOM_ID=$(openssl rand -hex 4); COLLAB_NAME="tut-collab-${RANDOM_ID}"
+REGION=${AWS_DEFAULT_REGION:-${AWS_REGION:-$(aws configure get region 2>/dev/null))}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; ACCOUNT=$(aws sts get-caller-identity --query 'Account' --output text); echo "Region: $REGION"
+RANDOM_ID=$(cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 8 | head -n 1); COLLAB_NAME="tut-collab-${RANDOM_ID}"
 handle_error() { echo "ERROR on line $1"; trap - ERR; cleanup; exit 1; }; trap 'handle_error $LINENO' ERR
 cleanup() { echo ""; echo "Cleaning up..."; [ -n "$MEMBERSHIP_ID" ] && aws cleanrooms delete-membership --membership-identifier "$MEMBERSHIP_ID" 2>/dev/null && echo "  Deleted membership"; [ -n "$COLLAB_ID" ] && aws cleanrooms delete-collaboration --collaboration-identifier "$COLLAB_ID" 2>/dev/null && echo "  Deleted collaboration"; rm -rf "$WORK_DIR"; echo "Done."; }
 echo "Step 1: Creating collaboration: $COLLAB_NAME"
diff --git a/tuts/147-aws-entityresolution-gs/REVISION-HISTORY.md b/tuts/147-aws-entityresolution-gs/REVISION-HISTORY.md
@@ -0,0 +1,8 @@
+# Revision History: 147-aws-entityresolution-gs
+
+## Shell (CLI script)
+
+### 2026-04-14 v1 published
+- Type: functional
+- Initial version
+
diff --git a/tuts/147-aws-entityresolution-gs/aws-entityresolution-gs.sh b/tuts/147-aws-entityresolution-gs/aws-entityresolution-gs.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 WORK_DIR=$(mktemp -d); exec > >(tee -a "$WORK_DIR/er.log") 2>&1
-REGION=${AWS_DEFAULT_REGION:-$(aws configure get region 2>/dev/null)}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
-RANDOM_ID=$(openssl rand -hex 4); SCHEMA_NAME="tut-schema-${RANDOM_ID}"
+REGION=${AWS_DEFAULT_REGION:-${AWS_REGION:-$(aws configure get region 2>/dev/null))}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
+RANDOM_ID=$(cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 8 | head -n 1); SCHEMA_NAME="tut-schema-${RANDOM_ID}"
 handle_error() { echo "ERROR on line $1"; trap - ERR; cleanup; exit 1; }; trap 'handle_error $LINENO' ERR
 cleanup() { echo ""; echo "Cleaning up..."; aws entityresolution delete-schema-mapping --schema-name "$SCHEMA_NAME" 2>/dev/null && echo "  Deleted schema"; rm -rf "$WORK_DIR"; echo "Done."; }
 echo "Step 1: Creating schema mapping: $SCHEMA_NAME"
diff --git a/tuts/148-aws-mediaconvert-gs/REVISION-HISTORY.md b/tuts/148-aws-mediaconvert-gs/REVISION-HISTORY.md
@@ -0,0 +1,8 @@
+# Revision History: 148-aws-mediaconvert-gs
+
+## Shell (CLI script)
+
+### 2026-04-14 v1 published
+- Type: functional
+- Initial version
+
diff --git a/tuts/148-aws-mediaconvert-gs/aws-mediaconvert-gs.sh b/tuts/148-aws-mediaconvert-gs/aws-mediaconvert-gs.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 WORK_DIR=$(mktemp -d); exec > >(tee -a "$WORK_DIR/mc.log") 2>&1
-REGION=${AWS_DEFAULT_REGION:-$(aws configure get region 2>/dev/null)}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
+REGION=${AWS_DEFAULT_REGION:-${AWS_REGION:-$(aws configure get region 2>/dev/null))}; [ -z "$REGION" ] && echo "ERROR: No region" && exit 1; export AWS_DEFAULT_REGION="$REGION"; echo "Region: $REGION"
 echo "Step 1: Getting MediaConvert endpoint"
 ENDPOINT=$(aws mediaconvert describe-endpoints --query 'Endpoints[0].Url' --output text)
 echo "  Endpoint: $ENDPOINT"
