Support other webapp types (react, static). (#721)

* Support other webapp types (react, static).

.gitea/workflows/test-k8s-deploy.yml

@@ -8,6 +8,8 @@ on:
       - '.gitea/workflows/triggers/test-k8s-deploy'
       - '.gitea/workflows/test-k8s-deploy.yml'
       - 'tests/k8s-deploy/run-deploy-test.sh'
+  schedule: # Note: coordinate with other tests to not overload runners at the same time of day
+    - cron: '3 15 * * *'
 
 jobs:
   test:

stack_orchestrator/build/build_containers.py

@@ -33,6 +33,7 @@ from stack_orchestrator.base import get_npm_registry_url
 # TODO: find a place for this
 #    epilog="Config provided either in .env or settings.ini or env vars: CERC_REPO_BASE_DIR (defaults to ~/cerc)"
 
+
 def make_container_build_env(dev_root_path: str,
                              container_build_dir: str,
                              debug: bool,
@@ -104,6 +105,9 @@ def process_container(stack: str,
         build_command = os.path.join(container_build_dir,
                                      "default-build.sh") + f" {default_container_tag} {repo_dir_or_build_dir}"
     if not dry_run:
+        # No PATH at all causes failures with podman.
+        if "PATH" not in container_build_env:
+            container_build_env["PATH"] = os.environ["PATH"]
         if verbose:
             print(f"Executing: {build_command} with environment: {container_build_env}")
         build_result = subprocess.run(build_command, shell=True, env=container_build_env)
@@ -119,6 +123,7 @@ def process_container(stack: str,
     else:
         print("Skipped")
 
+
 @click.command()
 @click.option('--include', help="only build these containers")
 @click.option('--exclude', help="don\'t build these containers")

stack_orchestrator/build/build_webapp.py

@@ -25,10 +25,11 @@ from decouple import config
 import click
 from pathlib import Path
 from stack_orchestrator.build import build_containers
+from stack_orchestrator.deploy.webapp.util import determine_base_container
 
 
 @click.command()
-@click.option('--base-container', default="cerc/nextjs-base")
+@click.option('--base-container')
 @click.option('--source-repo', help="directory containing the webapp to build", required=True)
 @click.option("--force-rebuild", is_flag=True, default=False, help="Override dependency checking -- always rebuild")
 @click.option("--extra-build-args", help="Supply extra arguments to build")
@@ -57,6 +58,9 @@ def command(ctx, base_container, source_repo, force_rebuild, extra_build_args, t
     if not quiet:
         print(f'Dev Root is: {dev_root_path}')
 
+    if not base_container:
+        base_container = determine_base_container(source_repo)
+
     # First build the base container.
     container_build_env = build_containers.make_container_build_env(dev_root_path, container_build_dir, debug,
                                                                     force_rebuild, extra_build_args)
@@ -64,13 +68,12 @@ def command(ctx, base_container, source_repo, force_rebuild, extra_build_args, t
     build_containers.process_container(None, base_container, container_build_dir, container_build_env, dev_root_path, quiet,
                                        verbose, dry_run, continue_on_error)
 
-
     # Now build the target webapp.  We use the same build script, but with a different Dockerfile and work dir.
     container_build_env["CERC_WEBAPP_BUILD_RUNNING"] = "true"
     container_build_env["CERC_CONTAINER_BUILD_WORK_DIR"] = os.path.abspath(source_repo)
     container_build_env["CERC_CONTAINER_BUILD_DOCKERFILE"] = os.path.join(container_build_dir,
-                                                                    base_container.replace("/", "-"),
-                                                                    "Dockerfile.webapp")
+                                                                          base_container.replace("/", "-"),
+                                                                          "Dockerfile.webapp")
     if not tag:
         webapp_name = os.path.abspath(source_repo).split(os.path.sep)[-1]
         container_build_env["CERC_CONTAINER_BUILD_TAG"] = f"cerc/{webapp_name}:local"

stack_orchestrator/data/container-build/cerc-nextjs-base/Dockerfile

@@ -36,7 +36,7 @@ RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
 # RUN su node -c "npm install -g <your-package-list-here>"
 
 # Expose port for http
-EXPOSE 3000
+EXPOSE 80
 
 COPY /scripts /scripts
 

stack_orchestrator/data/container-build/cerc-nextjs-base/scripts/start-serving-app.sh

@@ -58,4 +58,4 @@ if [ "$CERC_NEXTJS_SKIP_GENERATE" != "true" ]; then
   fi
 fi
 
-$CERC_BUILD_TOOL start . -p ${CERC_LISTEN_PORT:-3000}
+$CERC_BUILD_TOOL start . -- -p ${CERC_LISTEN_PORT:-80}

stack_orchestrator/data/container-build/cerc-webapp-base/Dockerfile

@@ -1,6 +1,6 @@
 # Originally from: https://github.com/devcontainers/images/blob/main/src/javascript-node/.devcontainer/Dockerfile
 # [Choice] Node.js version (use -bullseye variants on local arm64/Apple Silicon): 18, 16, 14, 18-bullseye, 16-bullseye, 14-bullseye, 18-buster, 16-buster, 14-buster
-ARG VARIANT=18-bullseye
+ARG VARIANT=20-bullseye
 FROM node:${VARIANT}
 
 ARG USERNAME=node
@@ -28,7 +28,7 @@ RUN \
 
 # [Optional] Uncomment this section to install additional OS packages.
 RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-    && apt-get -y install --no-install-recommends jq
+    && apt-get -y install --no-install-recommends jq gettext-base
 
 # [Optional] Uncomment if you want to install an additional version of node using nvm
 # ARG EXTRA_NODE_VERSION=10
@@ -37,9 +37,7 @@ RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
 # We do this to get a yq binary from the published container, for the correct architecture we're building here
 COPY --from=docker.io/mikefarah/yq:latest /usr/bin/yq /usr/local/bin/yq
 
-RUN mkdir -p /scripts
-COPY ./apply-webapp-config.sh /scripts
-COPY ./start-serving-app.sh /scripts
+COPY scripts /scripts
 
 # [Optional] Uncomment if you want to install more global node modules
 # RUN su node -c "npm install -g <your-package-list-here>"

stack_orchestrator/data/container-build/cerc-webapp-base/Dockerfile.webapp

@@ -0,0 +1,11 @@
+FROM cerc/webapp-base:local as builder
+
+ARG CERC_BUILD_TOOL
+
+WORKDIR /app
+COPY . .
+RUN rm -rf node_modules build .next*
+RUN /scripts/build-app.sh /app build /data
+
+FROM cerc/webapp-base:local
+COPY --from=builder /data /data

stack_orchestrator/data/container-build/cerc-webapp-base/build.sh

@@ -1,9 +1,29 @@
 #!/usr/bin/env bash
-# Build cerc/laconic-registry-cli
+# Build cerc/webapp-base
 
 source ${CERC_CONTAINER_BASE_DIR}/build-base.sh
 
 # See: https://stackoverflow.com/a/246128/1701505
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 
-docker build -t cerc/webapp-base:local ${build_command_args} -f ${SCRIPT_DIR}/Dockerfile ${SCRIPT_DIR}
+CERC_CONTAINER_BUILD_WORK_DIR=${CERC_CONTAINER_BUILD_WORK_DIR:-$SCRIPT_DIR}
+CERC_CONTAINER_BUILD_DOCKERFILE=${CERC_CONTAINER_BUILD_DOCKERFILE:-$SCRIPT_DIR/Dockerfile}
+CERC_CONTAINER_BUILD_TAG=${CERC_CONTAINER_BUILD_TAG:-cerc/webapp-base:local}
+
+docker build -t $CERC_CONTAINER_BUILD_TAG ${build_command_args} -f $CERC_CONTAINER_BUILD_DOCKERFILE $CERC_CONTAINER_BUILD_WORK_DIR
+
+if [ $? -eq 0 ] && [ "$CERC_CONTAINER_BUILD_TAG" != "cerc/webapp-base:local" ]; then
+  cat <<EOF
+
+#################################################################
+
+Built host container for $CERC_CONTAINER_BUILD_WORK_DIR with tag:
+
+    $CERC_CONTAINER_BUILD_TAG
+
+To test locally run:
+
+    laconic-so run-webapp --image $CERC_CONTAINER_BUILD_TAG --env-file /path/to/environment.env
+
+EOF
+fi

stack_orchestrator/data/container-build/cerc-webapp-base/scripts/apply-runtime-env.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+if [ -n "$CERC_SCRIPT_DEBUG" ]; then
+    set -x
+fi
+
+WORK_DIR="${1:-./}"
+
+cd "${WORK_DIR}" || exit 1
+
+if [ -f ".env" ]; then
+  TMP_ENV=`mktemp`
+  declare -px > $TMP_ENV
+  set -a
+  source .env
+  source $TMP_ENV
+  set +a
+  rm -f $TMP_ENV
+fi
+
+for f in $(find . -regex ".*.[tj]sx?$" -type f | grep -v 'node_modules'); do
+  for e in $(cat "${f}" | tr -s '[:blank:]' '\n' | tr -s '[{},();]' '\n' | egrep -o -e '^"CERC_RUNTIME_ENV_[^\"]+"' -e '^"LACONIC_HOSTED_CONFIG_[^\"]+"'); do
+    orig_name=$(echo -n "${e}" | sed 's/"//g')
+    cur_name=$(echo -n "${orig_name}" | sed 's/CERC_RUNTIME_ENV_//g')
+    cur_val=$(echo -n "\$${cur_name}" | envsubst)
+    if [ "$CERC_RETAIN_ENV_QUOTES" != "true" ]; then
+      cur_val=$(sed "s/^[\"']//" <<< "$cur_val" | sed "s/[\"']//")
+    fi
+    esc_val=$(sed 's/[&/\]/\\&/g' <<< "$cur_val")
+    echo "$f: $cur_name=$cur_val"
+    sed -i "s/$orig_name/$esc_val/g" $f
+  done
+done

stack_orchestrator/data/container-build/cerc-webapp-base/scripts/build-app.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+if [ -n "$CERC_SCRIPT_DEBUG" ]; then
+    set -x
+fi
+
+CERC_BUILD_TOOL="${CERC_BUILD_TOOL}"
+WORK_DIR="${1:-/app}"
+OUTPUT_DIR="${2:-build}"
+DEST_DIR="${3:-/data}"
+
+if [ -f "${WORK_DIR}/package.json" ]; then
+  echo "Building node-based webapp ..."
+  cd "${WORK_DIR}" || exit 1
+
+  if [ -z "$CERC_BUILD_TOOL" ]; then
+    if [ -f "yarn.lock" ]; then
+      CERC_BUILD_TOOL=yarn
+    else
+      CERC_BUILD_TOOL=npm
+    fi
+  fi
+
+  $CERC_BUILD_TOOL install || exit 1
+  $CERC_BUILD_TOOL build || exit 1
+
+  rm -rf "${DEST_DIR}"
+  mv "${WORK_DIR}/${OUTPUT_DIR}" "${DEST_DIR}"
+else
+  echo "Copying static app ..."
+  mv "${WORK_DIR}" "${DEST_DIR}"
+fi
+
+exit 0

stack_orchestrator/data/container-build/cerc-webapp-base/scripts/start-serving-app.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+if [ -n "$CERC_SCRIPT_DEBUG" ]; then
+    set -x
+fi
+
+CERC_WEBAPP_FILES_DIR="${CERC_WEBAPP_FILES_DIR:-/data}"
+CERC_ENABLE_CORS="${CERC_ENABLE_CORS:-false}"
+
+if [ "true" == "$CERC_ENABLE_CORS" ]; then
+  CERC_HTTP_EXTRA_ARGS="$CERC_HTTP_EXTRA_ARGS --cors"
+fi
+
+/scripts/apply-webapp-config.sh /config/config.yml ${CERC_WEBAPP_FILES_DIR}
+/scripts/apply-runtime-env.sh ${CERC_WEBAPP_FILES_DIR}
+http-server $CERC_HTTP_EXTRA_ARGS -p ${CERC_LISTEN_PORT:-80} ${CERC_WEBAPP_FILES_DIR}

stack_orchestrator/data/container-build/cerc-webapp-base/start-serving-app.sh

@@ -1,9 +0,0 @@
-#!/usr/bin/env bash
-if [ -n "$CERC_SCRIPT_DEBUG" ]; then
-    set -x
-fi
-
-CERC_WEBAPP_FILES_DIR="${CERC_WEBAPP_FILES_DIR:-/data}"
-
-/scripts/apply-webapp-config.sh /config/config.yml ${CERC_WEBAPP_FILES_DIR}
-http-server -p 80 ${CERC_WEBAPP_FILES_DIR}

stack_orchestrator/deploy/deployment_create.py

@@ -54,19 +54,44 @@ def _get_ports(stack):
 
 def _get_named_volumes(stack):
     # Parse the compose files looking for named volumes
-    named_volumes = []
+    named_volumes = {
+        "rw": [],
+        "ro": []
+    }
     parsed_stack = get_parsed_stack_config(stack)
     pods = get_pod_list(parsed_stack)
     yaml = get_yaml()
+
+    def find_vol_usage(parsed_pod_file, vol):
+        ret = {}
+        if "services" in parsed_pod_file:
+            for svc_name, svc in parsed_pod_file["services"].items():
+                if "volumes" in svc:
+                    for svc_volume in svc["volumes"]:
+                        parts = svc_volume.split(":")
+                        if parts[0] == vol:
+                            ret[svc_name] = {
+                                "volume": parts[0],
+                                "mount": parts[1],
+                                "options": parts[2] if len(parts) == 3 else None
+                            }
+        return ret
+
     for pod in pods:
         pod_file_path = get_pod_file_path(parsed_stack, pod)
         parsed_pod_file = yaml.load(open(pod_file_path, "r"))
         if "volumes" in parsed_pod_file:
             volumes = parsed_pod_file["volumes"]
             for volume in volumes.keys():
-                # Volume definition looks like:
-                # 'laconicd-data': None
-                named_volumes.append(volume)
+                for vu in find_vol_usage(parsed_pod_file, volume).values():
+                    read_only = vu["options"] == "ro"
+                    if read_only:
+                        if vu["volume"] not in named_volumes["rw"] and vu["volume"] not in named_volumes["ro"]:
+                            named_volumes["ro"].append(vu["volume"])
+                    else:
+                        if vu["volume"] not in named_volumes["rw"]:
+                            named_volumes["rw"].append(vu["volume"])
+
     return named_volumes
 
 
@@ -98,12 +123,24 @@ def _fixup_pod_file(pod, spec, compose_dir):
                     _create_bind_dir_if_relative(volume, volume_spec, compose_dir)
                     new_volume_spec = {"driver": "local",
                                        "driver_opts": {
-                                          "type": "none",
-                                          "device": volume_spec_fixedup,
-                                          "o": "bind"
+                                           "type": "none",
+                                           "device": volume_spec_fixedup,
+                                           "o": "bind"
                                        }
                                        }
                     pod["volumes"][volume] = new_volume_spec
+
+    # Fix up configmaps
+    if "configmaps" in spec:
+        spec_cfgmaps = spec["configmaps"]
+        if "volumes" in pod:
+            pod_volumes = pod["volumes"]
+            for volume in pod_volumes.keys():
+                if volume in spec_cfgmaps:
+                    volume_cfg = spec_cfgmaps[volume]
+                    # Just make the dir (if necessary)
+                    _create_bind_dir_if_relative(volume, volume_cfg, compose_dir)
+
     # Fix up ports
     if "network" in spec and "ports" in spec["network"]:
         spec_ports = spec["network"]["ports"]
@@ -319,9 +356,19 @@ def init_operation(deploy_command_context, stack, deployer_type, config,
     named_volumes = _get_named_volumes(stack)
     if named_volumes:
         volume_descriptors = {}
-        for named_volume in named_volumes:
+        configmap_descriptors = {}
+        for named_volume in named_volumes["rw"]:
             volume_descriptors[named_volume] = f"./data/{named_volume}"
-        spec_file_content["volumes"] = volume_descriptors
+        for named_volume in named_volumes["ro"]:
+            if "k8s" in deployer_type:
+                if "config" in named_volume:
+                    configmap_descriptors[named_volume] = f"./data/{named_volume}"
+                else:
+                    volume_descriptors[named_volume] = f"./data/{named_volume}"
+        if volume_descriptors:
+            spec_file_content["volumes"] = volume_descriptors
+        if configmap_descriptors:
+            spec_file_content["configmaps"] = configmap_descriptors
 
     if opts.o.debug:
         print(f"Creating spec file for stack: {stack} with content: {spec_file_content}")

stack_orchestrator/deploy/images.py

@@ -31,7 +31,8 @@ def _image_needs_pushed(image: str):
 
 def remote_tag_for_image(image: str, remote_repo_url: str):
     # Turns image tags of the form: foo/bar:local into remote.repo/org/bar:deploy
-    (org, image_name_with_version) = image.split("/")
+    major_parts = image.split("/", 2)
+    image_name_with_version = major_parts[1] if 2 == len(major_parts) else major_parts[0]
     (image_name, image_version) = image_name_with_version.split(":")
     if image_version == "local":
         return f"{remote_repo_url}/{image_name}:deploy"

stack_orchestrator/deploy/k8s/cluster_info.py

@@ -13,6 +13,8 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http:#www.gnu.org/licenses/>.
 
+import os
+
 from kubernetes import client
 from typing import Any, List, Set
 
@@ -112,9 +114,10 @@ class ClusterInfo:
             services = pod["services"]
             for service_name in services:
                 service_info = services[service_name]
-                port = int(service_info["ports"][0])
-                if opts.o.debug:
-                    print(f"service port: {port}")
+                if "ports" in service_info:
+                    port = int(service_info["ports"][0])
+                    if opts.o.debug:
+                        print(f"service port: {port}")
         service = client.V1Service(
             metadata=client.V1ObjectMeta(name=f"{self.app_name}-service"),
             spec=client.V1ServiceSpec(
@@ -130,30 +133,70 @@ class ClusterInfo:
 
     def get_pvcs(self):
         result = []
-        volumes = named_volumes_from_pod_files(self.parsed_pod_yaml_map)
+        spec_volumes = self.spec.get_volumes()
+        named_volumes = named_volumes_from_pod_files(self.parsed_pod_yaml_map)
         if opts.o.debug:
-            print(f"Volumes: {volumes}")
-        for volume_name in volumes:
+            print(f"Spec Volumes: {spec_volumes}")
+            print(f"Named Volumes: {named_volumes}")
+        for volume_name in spec_volumes:
+            if volume_name not in named_volumes:
+                if opts.o.debug:
+                    print(f"{volume_name} not in pod files")
+                continue
             spec = client.V1PersistentVolumeClaimSpec(
                 access_modes=["ReadWriteOnce"],
                 storage_class_name="manual",
                 resources=client.V1ResourceRequirements(
                     requests={"storage": "2Gi"}
                 ),
-                volume_name=volume_name
+                volume_name=f"{self.app_name}-{volume_name}"
             )
             pvc = client.V1PersistentVolumeClaim(
-                metadata=client.V1ObjectMeta(name=volume_name,
-                                             labels={"volume-label": volume_name}),
+                metadata=client.V1ObjectMeta(name=f"{self.app_name}-{volume_name}",
+                                             labels={"volume-label": f"{self.app_name}-{volume_name}"}),
                 spec=spec,
             )
             result.append(pvc)
         return result
 
+    def get_configmaps(self):
+        result = []
+        spec_configmaps = self.spec.get_configmaps()
+        named_volumes = named_volumes_from_pod_files(self.parsed_pod_yaml_map)
+        for cfg_map_name, cfg_map_path in spec_configmaps.items():
+            if cfg_map_name not in named_volumes:
+                if opts.o.debug:
+                    print(f"{cfg_map_name} not in pod files")
+                continue
+
+            if not cfg_map_path.startswith("/"):
+                cfg_map_path = os.path.join(os.path.dirname(self.spec.file_path), cfg_map_path)
+
+            # Read in all the files at a single-level of the directory.  This mimics the behavior
+            # of `kubectl create configmap foo --from-file=/path/to/dir`
+            data = {}
+            for f in os.listdir(cfg_map_path):
+                full_path = os.path.join(cfg_map_path, f)
+                if os.path.isfile(full_path):
+                    data[f] = open(full_path, 'rt').read()
+
+            spec = client.V1ConfigMap(
+                metadata=client.V1ObjectMeta(name=f"{self.app_name}-{cfg_map_name}",
+                                             labels={"configmap-label": cfg_map_name}),
+                data=data
+            )
+            result.append(spec)
+        return result
+
     def get_pvs(self):
         result = []
-        volumes = named_volumes_from_pod_files(self.parsed_pod_yaml_map)
-        for volume_name in volumes:
+        spec_volumes = self.spec.get_volumes()
+        named_volumes = named_volumes_from_pod_files(self.parsed_pod_yaml_map)
+        for volume_name in spec_volumes:
+            if volume_name not in named_volumes:
+                if opts.o.debug:
+                    print(f"{volume_name} not in pod files")
+                continue
             spec = client.V1PersistentVolumeSpec(
                 storage_class_name="manual",
                 access_modes=["ReadWriteOnce"],
@@ -161,8 +204,8 @@ class ClusterInfo:
                 host_path=client.V1HostPathVolumeSource(path=get_node_pv_mount_path(volume_name))
             )
             pv = client.V1PersistentVolume(
-                metadata=client.V1ObjectMeta(name=volume_name,
-                                             labels={"volume-label": volume_name}),
+                metadata=client.V1ObjectMeta(name=f"{self.app_name}-{volume_name}",
+                                             labels={"volume-label": f"{self.app_name}-{volume_name}"}),
                 spec=spec,
             )
             result.append(pv)
@@ -178,10 +221,11 @@ class ClusterInfo:
                 container_name = service_name
                 service_info = services[service_name]
                 image = service_info["image"]
-                port = int(service_info["ports"][0])
-                if opts.o.debug:
-                    print(f"image: {image}")
-                    print(f"service port: {port}")
+                if "ports" in service_info:
+                    port = int(service_info["ports"][0])
+                    if opts.o.debug:
+                        print(f"image: {image}")
+                        print(f"service port: {port}")
                 # Re-write the image tag for remote deployment
                 image_to_use = remote_tag_for_image(
                     image, self.spec.get_image_registry()) if self.spec.get_image_registry() is not None else image
@@ -199,7 +243,7 @@ class ClusterInfo:
                     ),
                 )
                 containers.append(container)
-        volumes = volumes_for_pod_files(self.parsed_pod_yaml_map)
+        volumes = volumes_for_pod_files(self.parsed_pod_yaml_map, self.spec)
         image_pull_secrets = [client.V1LocalObjectReference(name="laconic-registry")]
         template = client.V1PodTemplateSpec(
             metadata=client.V1ObjectMeta(labels={"app": self.app_name}),

stack_orchestrator/deploy/k8s/deploy_k8s.py

@@ -1,5 +1,4 @@
 # Copyright © 2023 Vulcanize
-
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
@@ -110,6 +109,20 @@ class K8sDeployer(Deployer):
             if opts.o.debug:
                 print("PVCs created:")
                 print(f"{pvc_resp}")
+
+        # Figure out the ConfigMaps for this deployment
+        config_maps = self.cluster_info.get_configmaps()
+        for cfg_map in config_maps:
+            if opts.o.debug:
+                print(f"Sending this ConfigMap: {cfg_map}")
+            cfg_rsp = self.core_api.create_namespaced_config_map(
+                body=cfg_map,
+                namespace=self.k8s_namespace
+            )
+            if opts.o.debug:
+                print("ConfigMap created:")
+                print(f"{cfg_rsp}")
+
         # Process compose files into a Deployment
         deployment = self.cluster_info.get_deployment(image_pull_policy=None if self.is_kind() else "Always")
         # Create the k8s objects
@@ -135,17 +148,21 @@ class K8sDeployer(Deployer):
         if not self.is_kind():
             ingress: client.V1Ingress = self.cluster_info.get_ingress()
 
-            if opts.o.debug:
-                print(f"Sending this ingress: {ingress}")
-            ingress_resp = self.networking_api.create_namespaced_ingress(
-                namespace=self.k8s_namespace,
-                body=ingress
-            )
-            if opts.o.debug:
-                print("Ingress created:")
-                print(f"{ingress_resp}")
+            if ingress:
+                if opts.o.debug:
+                    print(f"Sending this ingress: {ingress}")
+                ingress_resp = self.networking_api.create_namespaced_ingress(
+                    namespace=self.k8s_namespace,
+                    body=ingress
+                )
+                if opts.o.debug:
+                    print("Ingress created:")
+                    print(f"{ingress_resp}")
+            else:
+                if opts.o.debug:
+                    print("No ingress configured")
 
-    def down(self, timeout, volumes):
+    def down(self, timeout, volumes):  # noqa: C901
         self.connect_api()
         # Delete the k8s objects
         # Create the host-path-mounted PVs for this deployment
@@ -175,6 +192,22 @@ class K8sDeployer(Deployer):
                     print(f"{pvc_resp}")
             except client.exceptions.ApiException as e:
                 _check_delete_exception(e)
+
+        # Figure out the ConfigMaps for this deployment
+        cfg_maps = self.cluster_info.get_configmaps()
+        for cfg_map in cfg_maps:
+            if opts.o.debug:
+                print(f"Deleting this ConfigMap: {cfg_map}")
+            try:
+                cfg_map_resp = self.core_api.delete_namespaced_config_map(
+                    name=cfg_map.metadata.name, namespace=self.k8s_namespace
+                )
+                if opts.o.debug:
+                    print("ConfigMap deleted:")
+                    print(f"{cfg_map_resp}")
+            except client.exceptions.ApiException as e:
+                _check_delete_exception(e)
+
         deployment = self.cluster_info.get_deployment()
         if opts.o.debug:
             print(f"Deleting this deployment: {deployment}")
@@ -198,14 +231,18 @@ class K8sDeployer(Deployer):
 
         if not self.is_kind():
             ingress: client.V1Ingress = self.cluster_info.get_ingress()
-            if opts.o.debug:
-                print(f"Deleting this ingress: {ingress}")
-            try:
-                self.networking_api.delete_namespaced_ingress(
-                    name=ingress.metadata.name, namespace=self.k8s_namespace
-                )
-            except client.exceptions.ApiException as e:
-                _check_delete_exception(e)
+            if ingress:
+                if opts.o.debug:
+                    print(f"Deleting this ingress: {ingress}")
+                try:
+                    self.networking_api.delete_namespaced_ingress(
+                        name=ingress.metadata.name, namespace=self.k8s_namespace
+                    )
+                except client.exceptions.ApiException as e:
+                    _check_delete_exception(e)
+            else:
+                if opts.o.debug:
+                    print("No ingress to delete")
 
         if self.is_kind():
             # Destroy the kind cluster

stack_orchestrator/deploy/k8s/helpers.py

@@ -73,7 +73,7 @@ def named_volumes_from_pod_files(parsed_pod_files):
         parsed_pod_file = parsed_pod_files[pod]
         if "volumes" in parsed_pod_file:
             volumes = parsed_pod_file["volumes"]
-            for volume in volumes.keys():
+            for volume, value in volumes.items():
                 # Volume definition looks like:
                 # 'laconicd-data': None
                 named_volumes.append(volume)
@@ -98,22 +98,31 @@ def volume_mounts_for_service(parsed_pod_files, service):
                         volumes = service_obj["volumes"]
                         for mount_string in volumes:
                             # Looks like: test-data:/data
-                            (volume_name, mount_path) = mount_string.split(":")
-                            volume_device = client.V1VolumeMount(mount_path=mount_path, name=volume_name)
+                            parts = mount_string.split(":")
+                            volume_name = parts[0]
+                            mount_path = parts[1]
+                            mount_options = parts[2] if len(parts) == 3 else None
+                            volume_device = client.V1VolumeMount(
+                                mount_path=mount_path, name=volume_name, read_only="ro" == mount_options)
                             result.append(volume_device)
     return result
 
 
-def volumes_for_pod_files(parsed_pod_files):
+def volumes_for_pod_files(parsed_pod_files, spec):
     result = []
     for pod in parsed_pod_files:
         parsed_pod_file = parsed_pod_files[pod]
         if "volumes" in parsed_pod_file:
             volumes = parsed_pod_file["volumes"]
             for volume_name in volumes.keys():
-                claim = client.V1PersistentVolumeClaimVolumeSource(claim_name=volume_name)
-                volume = client.V1Volume(name=volume_name, persistent_volume_claim=claim)
-                result.append(volume)
+                if volume_name in spec.get_configmaps():
+                    config_map = client.V1ConfigMapVolumeSource(name=volume_name)
+                    volume = client.V1Volume(name=volume_name, config_map=config_map)
+                    result.append(volume)
+                else:
+                    claim = client.V1PersistentVolumeClaimVolumeSource(claim_name=volume_name)
+                    volume = client.V1Volume(name=volume_name, persistent_volume_claim=claim)
+                    result.append(volume)
     return result
 
 
@@ -158,7 +167,7 @@ def _generate_kind_mounts(parsed_pod_files, deployment_dir):
                         volume_definitions.append(
                             f"  - hostPath: {_make_absolute_host_path(volume_host_path_map[volume_name], deployment_dir)}\n"
                             f"    containerPath: {get_node_pv_mount_path(volume_name)}"
-                            )
+                        )
     return (
         "" if len(volume_definitions) == 0 else (
             "  extraMounts:\n"

stack_orchestrator/deploy/spec.py

@@ -22,6 +22,7 @@ from stack_orchestrator import constants
 class Spec:
 
     obj: typing.Any
+    file_path: Path
 
     def __init__(self) -> None:
         pass
@@ -29,12 +30,23 @@ class Spec:
     def init_from_file(self, file_path: Path):
         with file_path:
             self.obj = get_yaml().load(open(file_path, "r"))
+            self.file_path = file_path
 
     def get_image_registry(self):
         return (self.obj[constants.image_resigtry_key]
                 if self.obj and constants.image_resigtry_key in self.obj
                 else None)
 
+    def get_volumes(self):
+        return (self.obj["volumes"]
+                if self.obj and "volumes" in self.obj
+                else {})
+
+    def get_configmaps(self):
+        return (self.obj["configmaps"]
+                if self.obj and "configmaps" in self.obj
+                else {})
+
     def get_http_proxy(self):
         return (self.obj[constants.network_key][constants.http_proxy_key]
                 if self.obj and constants.network_key in self.obj

stack_orchestrator/deploy/webapp/run_webapp.py

@@ -27,7 +27,7 @@ from dotenv import dotenv_values
 from stack_orchestrator import constants
 from stack_orchestrator.deploy.deployer_factory import getDeployer
 
-WEBAPP_PORT = 3000
+WEBAPP_PORT = 80
 
 
 @click.command()

stack_orchestrator/deploy/webapp/util.py

@@ -195,6 +195,23 @@ def file_hash(filename):
     return hashlib.sha1(open(filename).read().encode()).hexdigest()
 
 
+def determine_base_container(clone_dir, app_type="webapp"):
+    if not app_type or not app_type.startswith("webapp"):
+        raise Exception(f"Unsupported app_type {app_type}")
+
+    base_container = "cerc/webapp-base"
+    if app_type == "webapp/next":
+        base_container = "cerc/nextjs-base"
+    elif app_type == "webapp":
+        pkg_json_path = os.path.join(clone_dir, "package.json")
+        if os.path.exists(pkg_json_path):
+            pkg_json = json.load(open(pkg_json_path))
+            if "next" in pkg_json.get("dependencies", {}):
+                base_container = "cerc/nextjs-base"
+
+    return base_container
+
+
 def build_container_image(app_record, tag, extra_build_args=[]):
     tmpdir = tempfile.mkdtemp()
 
@@ -216,8 +233,15 @@ def build_container_image(app_record, tag, extra_build_args=[]):
             result = subprocess.run(["git", "clone", "--depth", "1", repo, clone_dir])
             result.check_returncode()
 
+        base_container = determine_base_container(clone_dir, app_record.attributes.app_type)
+
         print("Building webapp ...")
-        build_command = [sys.argv[0], "build-webapp", "--source-repo", clone_dir, "--tag", tag]
+        build_command = [
+            sys.argv[0], "build-webapp",
+            "--source-repo", clone_dir,
+            "--tag", tag,
+            "--base-container", base_container
+        ]
         if extra_build_args:
             build_command.append("--extra-build-args")
             build_command.append(" ".join(extra_build_args))

tests/webapp-test/run-webapp-test.sh

@@ -30,14 +30,14 @@ CHECK="SPECIAL_01234567890_TEST_STRING"
 
 set +e
 
-CONTAINER_ID=$(docker run -p 3000:3000 -d -e CERC_SCRIPT_DEBUG=$CERC_SCRIPT_DEBUG cerc/test-progressive-web-app:local)
+CONTAINER_ID=$(docker run -p 3000:80 -d -e CERC_SCRIPT_DEBUG=$CERC_SCRIPT_DEBUG cerc/test-progressive-web-app:local)
 sleep 3
 wget -t 7 -O test.before -m http://localhost:3000
 
 docker logs $CONTAINER_ID
 docker remove -f $CONTAINER_ID
 
-CONTAINER_ID=$(docker run -p 3000:3000 -e CERC_WEBAPP_DEBUG=$CHECK -e CERC_SCRIPT_DEBUG=$CERC_SCRIPT_DEBUG -d cerc/test-progressive-web-app:local)
+CONTAINER_ID=$(docker run -p 3000:80 -e CERC_WEBAPP_DEBUG=$CHECK -e CERC_SCRIPT_DEBUG=$CERC_SCRIPT_DEBUG -d cerc/test-progressive-web-app:local)
 sleep 3
 wget -t 7 -O test.after -m http://localhost:3000