Add rhel ubi images to docker-bake

docker-bake.hcl

@@ -151,6 +151,20 @@ function "debian_platforms" {
   : ["linux/amd64", "linux/arm64", "linux/ppc64le", "linux/s390x"]))
 }
 
+# Return an array of RHEL UBI 8 platforms to use depending on the jdk passed as parameter
+# Note: Jenkins Docker controller only supports jdk-11 for ubi8
+function "rhel_ubi8_platforms" {
+  params = [jdk]
+  result = ["linux/amd64", "linux/arm64"]
+}
+
+# Return an array of RHEL UBI 8 platforms to use depending on the jdk passed as parameter
+# Note: Jenkins Docker controller only supports jdk-17 and jdk-21 for ubi9
+function "rhel_ubi9_platforms" {
+  params = [jdk]
+  result = ["linux/amd64", "linux/arm64", "linux/ppc64le"]
+}
+
 target "alpine" {
   matrix = {
     type = ["agent", "inbound-agent"]
@@ -233,3 +247,57 @@ target "agent_archlinux_jdk11" {
   ]
   platforms = ["linux/amd64"]
 }
+
+target "rhel_ubi8" {
+  matrix = {
+    type = ["agent", "inbound-agent"]
+    jdk  = [11]
+  }
+  name       = "${type}_rhel_ubi8_jdk${jdk}"
+  target     = type
+  dockerfile = "rhel/ubi8/Dockerfile"
+  context    = "."
+  args = {
+    VERSION        = REMOTING_VERSION
+    JAVA_VERSION   = "${javaversion(jdk)}"
+  }
+  tags = [
+    # If there is a tag, add versioned tag suffixed by the jdk
+    equal(ON_TAG, "true") ? "${REGISTRY}/${orgrepo(type)}:${REMOTING_VERSION}-${BUILD_NUMBER}-rhel-ubi8-jdk${jdk}" : "",
+    # If there is a tag and if the jdk is the default one, add versioned short tag
+    equal(ON_TAG, "true") ? (is_default_jdk(jdk) ? "${REGISTRY}/${orgrepo(type)}:${REMOTING_VERSION}-${BUILD_NUMBER}-rhel-ubi8" : "") : "",
+    # If the jdk is the default one, add rhel and latest short tags
+    is_default_jdk(jdk) ? "${REGISTRY}/${orgrepo(type)}:rhel-ubi8" : "",
+    is_default_jdk(jdk) ? "${REGISTRY}/${orgrepo(type)}:latest-rhel-ubi8" : "",
+    "${REGISTRY}/${orgrepo(type)}:rhel-ubi8-jdk${jdk}",
+    "${REGISTRY}/${orgrepo(type)}:latest-rhel-ubi8-jdk${jdk}",
+  ]
+  platforms = rhel_ubi8_platforms(jdk)
+}
+
+target "rhel_ubi9" {
+  matrix = {
+    type = ["agent", "inbound-agent"]
+    jdk  = [17, 21]
+  }
+  name       = "${type}_rhel_ubi9_jdk${jdk}"
+  target     = type
+  dockerfile = "rhel/ubi9/Dockerfile"
+  context    = "."
+  args = {
+    VERSION        = REMOTING_VERSION
+    JAVA_VERSION   = "${javaversion(jdk)}"
+  }
+  tags = [
+    # If there is a tag, add versioned tag suffixed by the jdk
+    equal(ON_TAG, "true") ? "${REGISTRY}/${orgrepo(type)}:${REMOTING_VERSION}-${BUILD_NUMBER}-rhel-ubi9-jdk${jdk}" : "",
+    # If there is a tag and if the jdk is the default one, add versioned short tag
+    equal(ON_TAG, "true") ? (is_default_jdk(jdk) ? "${REGISTRY}/${orgrepo(type)}:${REMOTING_VERSION}-${BUILD_NUMBER}-rhel-ubi9" : "") : "",
+    # If the jdk is the default one, add rhel and latest short tags
+    is_default_jdk(jdk) ? "${REGISTRY}/${orgrepo(type)}:rhel-ubi9" : "",
+    is_default_jdk(jdk) ? "${REGISTRY}/${orgrepo(type)}:latest-rhel-ubi9" : "",
+    "${REGISTRY}/${orgrepo(type)}:rhel-ubi9-jdk${jdk}",
+    "${REGISTRY}/${orgrepo(type)}:latest-rhel-ubi9-jdk${jdk}",
+  ]
+  platforms = rhel_ubi9_platforms(jdk)
+}