From a44d4a52a5f3525433a26e9fb4220a50783a83ae Mon Sep 17 00:00:00 2001
From: Alexander Stoklasa <astoklas@cisco.com>
Date: Mon, 9 Dec 2024 16:13:39 +0100
Subject: [PATCH] Multi platform build (#7)

---
 .version       |  1 +
 build.sh       | 77 +++++++++++++++++++++++++++++++++++-------------
 bumpversion.sh | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 138 insertions(+), 20 deletions(-)
 create mode 100644 .version
 create mode 100755 bumpversion.sh

diff --git a/.version b/.version
new file mode 100644
index 0000000..45c7a58
--- /dev/null
+++ b/.version
@@ -0,0 +1 @@
+v0.0.1
diff --git a/build.sh b/build.sh
index 54b7f61..a1e6dc4 100755
--- a/build.sh
+++ b/build.sh
@@ -1,31 +1,68 @@
 #!/bin/bash
-#
-# Usage ./build.sh repo/user [push]
-#
-IMAGE_PREFIX="${1:-app-simulator}"
 
-for DIR in nodes/*;
+# Default values for parameters
+PUSH=
+#MacOSX M architecture: linux/arm64/v8
+PLATFORM="linux/amd64"
+IMAGE_PREFIX="app-simulator"
+VERSION=$(./bumpversion.sh)
+
+# Function to display help
+show_help() {
+    echo "Usage: $(basename "$0") [OPTIONS]"
+    echo "Options:"
+    echo "  --push                   Specify whether to push the built images"
+    echo "  --platform=<platform>    Specify the build platform (default: linux/amd64), can be multiple platforms comma separated"
+    echo "  --repoprefix=<prefix>    Specify the image prefix (default: app-simulator)"
+    echo "  --help                   Display this help message"
+}
+
+# Parse command line options
+for ARG in "$@"; do
+    case $ARG in
+        --push)
+            PUSH="--push"
+            VERSION=$(./bumpversion.sh)
+            shift
+            ;;
+        --platform=*)
+            PLATFORM="${ARG#*=}"
+            shift
+            ;;
+        --repoprefix=*)
+            IMAGE_PREFIX="${ARG#*=}"
+            shift
+            ;;
+        --help)
+            show_help
+            exit 0
+            ;;
+        *)
+            echo "Unknown option: $ARG"
+            show_help
+            exit 1
+            ;;
+    esac
+done
+
+for DIR in services/*;
 do
   if [ -d $DIR ] ; then
-    echo "Building ${IMAGE_PREFIX}/app-simulator:`basename $DIR`..."
-    docker build --platform=linux/amd64  -t "${IMAGE_PREFIX}/app-simulator:`basename $DIR`" $DIR;
-    if [ "$2" == "push" ]; then
-        echo "Pushing ${IMAGE_PREFIX}/app-simulator:`basename $DIR` to registry ...."
-        docker push "${IMAGE_PREFIX}/app-simulator:`basename $DIR`"
-        # Add your commands here
-    fi
+    IMAGE_TAG="${IMAGE_PREFIX}/services-$(basename "$DIR"):$VERSION"
+    echo "Building $IMAGE_TAG..."
+    echo "Running 'docker buildx build --platform $PLATFORM -t $IMAGE_TAG $DIR $PUSH'"
+    docker buildx build --platform $PLATFORM -t $IMAGE_TAG $PUSH $DIR 
   fi
 done;
 
 for DIR in loaders/*;
 do
   if [ -d $DIR ] ; then
-    echo "Building ${IMAGE_PREFIX}/app-simulator:`basename $DIR`..."
-    docker build --platform=linux/amd64  -t "${IMAGE_PREFIX}/app-simulator:`basename $DIR`" $DIR;
-    if [ "$2" == "push" ]; then
-        echo "Pushing ${IMAGE_PREFIX}/app-simulator:`basename $DIR` to registry ...."
-        docker push "${IMAGE_PREFIX}/app-simulator:`basename $DIR`"
-        # Add your commands here
-    fi
+    IMAGE_TAG="${IMAGE_PREFIX}/loaders-$(basename "$DIR"):$VERSION"
+    echo "Building $IMAGE_TAG..."
+    echo "Building $IMAGE_TAG..."
+    echo "Running 'docker buildx build --platform $PLATFORM -t $IMAGE_TAG $DIR $PUSH'"
+    docker buildx build --platform $PLATFORM -t $IMAGE_TAG $PUSH $DIR $PUSH
   fi
-done;
\ No newline at end of file
+done;
+
diff --git a/bumpversion.sh b/bumpversion.sh
new file mode 100755
index 0000000..45da0a3
--- /dev/null
+++ b/bumpversion.sh
@@ -0,0 +1,80 @@
+#!/bin/bash
+
+# File that stores the version string
+VERSION_FILE=".version"
+
+# Function to display help
+show_help() {
+    echo "Usage: bumpversion.sh [OPTION]"
+    echo "Modify or display the version string in the form of 'v{major}.{minor}.{build}'."
+    echo "Stores the version in the file '$VERSION_FILE', defaults to v0.0.0 if it does not exist"
+    echo
+    echo "Options:"
+    echo "  --build   Increase the build number by 1."
+    echo "  --minor   Increase the minor number by 1 and the build number by 1."
+    echo "  --major   Increase the major number by 1, reset minor to 0, and increase build by 1."
+    echo "  --help    Display this help message."
+    echo "  (no option) Display the current version."
+}
+
+# Function to read the current version from the file
+get_version() {
+    if [ -f "$VERSION_FILE" ]; then
+        cat "$VERSION_FILE"
+    else
+        echo "v0.0.0"  # Default version if the file does not exist
+    fi
+}
+
+# Function to update the version in the file
+set_version() {
+    echo "$1" > "$VERSION_FILE"
+}
+
+# Get the current version
+current_version=$(get_version)
+
+# Extract major, minor, and build numbers
+version_pattern='^v([0-9]+)\.([0-9]+)\.([0-9]+)$'
+if [[ $current_version =~ $version_pattern ]]; then
+    major=${BASH_REMATCH[1]}
+    minor=${BASH_REMATCH[2]}
+    build=${BASH_REMATCH[3]}
+else
+    echo "Invalid version format"
+    exit 1
+fi
+
+# Handle command-line arguments
+case "$1" in
+    --build)
+        ((build++))
+        ;;
+    --minor)
+        ((minor++))
+        ((build++))
+        ;;
+    --major)
+        ((major++))
+        minor=0
+        ((build++))
+        ;;
+    --help)
+        show_help
+        exit 0
+        ;;
+    *)
+        # No argument, just return the current version
+        echo "$current_version"
+        exit 0
+        ;;
+esac
+
+# Construct the new version string
+new_version="v${major}.${minor}.${build}"
+
+# Update the version file
+set_version "$new_version"
+
+# Output the new version
+echo "$new_version"
\ No newline at end of file