Merge pull request #136 from cerc-io/dboreham/small-fixes

Some small fixes

app/build_containers.py

@@ -21,6 +21,7 @@
 # TODO: display the available list of containers; allow re-build of either all or specific containers
 
 import os
+import sys
 from decouple import config
 import subprocess
 import click
@@ -45,6 +46,7 @@ def command(ctx, include, exclude):
     dry_run = ctx.obj.dry_run
     local_stack = ctx.obj.local_stack
     stack = ctx.obj.stack
+    continue_on_error = ctx.obj.continue_on_error
 
     # See: https://stackoverflow.com/questions/25389095/python-get-path-of-root-project-structure
     container_build_dir = Path(__file__).absolute().parent.joinpath("data", "container-build")
@@ -112,8 +114,15 @@ def command(ctx, include, exclude):
             if verbose:
                 print(f"Executing: {build_command}")
             build_result = subprocess.run(build_command, shell=True, env=container_build_env)
-            # TODO: check result in build_result.returncode
-            print(f"Result is: {build_result}")
+            if verbose:
+                print(f"Return code is: {build_result.returncode}")
+            if build_result.returncode != 0:
+                print(f"Error running build for {container}")
+                if not continue_on_error:
+                    print("FATAL Error: container build failed and --continue-on-error not set, exiting")
+                    sys.exit(1)
+                else:
+                    print("****** Container Build Error, continuing because --continue-on-error is set")
         else:
             print("Skipped")
 

app/build_npms.py

@@ -19,11 +19,12 @@
 # CERC_REPO_BASE_DIR defaults to ~/cerc
 
 import os
+import sys
 from decouple import config
 import click
 import importlib.resources
 from pathlib import Path
-from python_on_whales import docker
+from python_on_whales import docker, DockerException
 import yaml
 from .util import include_exclude_check
 
@@ -40,6 +41,7 @@ def command(ctx, include, exclude):
     local_stack = ctx.obj.local_stack
     debug = ctx.obj.debug
     stack = ctx.obj.stack
+    continue_on_error = ctx.obj.continue_on_error
 
     if local_stack:
         dev_root_path = os.getcwd()[0:os.getcwd().rindex("stack-orchestrator")]
@@ -84,7 +86,8 @@ def command(ctx, include, exclude):
             if verbose:
                 print(f"Executing: {build_command}")
             envs = {"CERC_NPM_AUTH_TOKEN": os.environ["CERC_NPM_AUTH_TOKEN"]} | ({"CERC_SCRIPT_DEBUG": "true"} if debug else {})
-            build_result = docker.run("cerc/builder-js",
+            try:
+                docker.run("cerc/builder-js",
                            remove=True,
                            interactive=True,
                            tty=True,
@@ -94,8 +97,17 @@ def command(ctx, include, exclude):
                            volumes=[(repo_full_path, "/workspace")],
                            command=build_command
                            )
-            # TODO: check result in build_result.returncode
-            print(f"Result is: {build_result}")
+                # Note that although the docs say that build_result should contain
+                # the command output as a string, in reality it is always the empty string.
+                # Since we detect errors via catching exceptions below, we can safely ignore it here.
+            except DockerException as e:
+                print(f"Error executing build for {package} in container:\n {e}")
+                if not continue_on_error:
+                    print("FATAL Error: build failed and --continue-on-error not set, exiting")
+                    sys.exit(1)
+                else:
+                    print("****** Build Error, continuing because --continue-on-error is set")
+
         else:
             print("Skipped")
 

app/data/container-build/cerc-builder-js/build-npm-package.sh

@@ -26,7 +26,7 @@ npm config set @lirewine:registry ${local_npm_registry_url}
 npm config set @cerc-io:registry ${local_npm_registry_url}
 npm config set -- ${local_npm_registry_url}:_authToken ${CERC_NPM_AUTH_TOKEN}
 # First check if the version of this package we're trying to build already exists in the registry
-package_exists=$( yarn info --json ${package_name}@${package_publish_version} | jq -r .data.dist.tarball )
+package_exists=$( yarn info --json ${package_name}@${package_publish_version} 2>/dev/null | jq -r .data.dist.tarball )
 if [[ ! -z "$package_exists" && "$package_exists" != "null" ]]; then
     echo "${package_publish_version} of ${package_name} already exists in the registry, skipping build"
     exit 0

cli.py

@@ -27,13 +27,14 @@ CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'])
 # TODO: this seems kind of weird and heavy on boilerplate -- check it is
 # the best Python can do for us.
 class Options(object):
-    def __init__(self, stack, quiet, verbose, dry_run, local_stack, debug):
+    def __init__(self, stack, quiet, verbose, dry_run, local_stack, debug, continue_on_error):
         self.stack = stack
         self.quiet = quiet
         self.verbose = verbose
         self.dry_run = dry_run
         self.local_stack = local_stack
         self.debug = debug
+        self.continue_on_error = continue_on_error
 
 
 @click.group(context_settings=CONTEXT_SETTINGS)
@@ -43,11 +44,12 @@ class Options(object):
 @click.option('--dry-run', is_flag=True, default=False)
 @click.option('--local-stack', is_flag=True, default=False)
 @click.option('--debug', is_flag=True, default=False)
+@click.option('--continue-on-error', is_flag=True, default=False)
 # See: https://click.palletsprojects.com/en/8.1.x/complex/#building-a-git-clone
 @click.pass_context
-def cli(ctx, stack, quiet, verbose, dry_run, local_stack, debug):
+def cli(ctx, stack, quiet, verbose, dry_run, local_stack, debug, continue_on_error):
     """Laconic Stack Orchestrator"""
-    ctx.obj = Options(stack, quiet, verbose, dry_run, local_stack, debug)
+    ctx.obj = Options(stack, quiet, verbose, dry_run, local_stack, debug, continue_on_error)
 
 
 cli.add_command(setup_repositories.command, "setup-repositories")