TLS options

stack_orchestrator/deploy/webapp/deploy_webapp.py

@@ -15,6 +15,7 @@
 
 import click
 import os
+import sys
 from pathlib import Path
 from urllib.parse import urlparse
 from tempfile import NamedTemporaryFile
@@ -23,6 +24,7 @@ from stack_orchestrator.util import error_exit, global_options2
 from stack_orchestrator.deploy.deployment_create import init_operation, create_operation
 from stack_orchestrator.deploy.deploy import create_deploy_context
 from stack_orchestrator.deploy.deploy_types import DeployCommandContext
+from stack_orchestrator.deploy.webapp.util import TlsDetails
 
 
 def _fixup_container_tag(deployment_dir: str, image: str):
@@ -36,16 +38,16 @@ def _fixup_container_tag(deployment_dir: str, image: str):
         wfile.write(contents)
 
 
-def _fixup_url_spec(spec_file_name: str, url: str):
+def _fixup_url_spec(spec_file_name: str, url: str, tls_details: TlsDetails = TlsDetails()):
     # url is like: https://example.com/path
     parsed_url = urlparse(url)
-    http_proxy_spec = f'''
-  http-proxy:
+    http_proxy_spec = f'''  http-proxy:
     - host-name: {parsed_url.hostname}
       routes:
         - path: '{parsed_url.path if parsed_url.path else "/"}'
           proxy-to: webapp:80
-    '''
+{tls_details.to_yaml(indent=6)}
+'''
     spec_file_path = Path(spec_file_name)
     with open(spec_file_path) as rfile:
         contents = rfile.read()
@@ -54,7 +56,8 @@ def _fixup_url_spec(spec_file_name: str, url: str):
         wfile.write(contents)
 
 
-def create_deployment(ctx, deployment_dir, image, url, kube_config, image_registry, env_file):
+def create_deployment(ctx, deployment_dir, image, url, kube_config, image_registry, env_file,
+                      tls_details: TlsDetails = None):
     # Do the equivalent of:
     # 1. laconic-so --stack webapp-template deploy --deploy-to k8s init --output webapp-spec.yml
     #   --config (eqivalent of the contents of my-config.env)
@@ -86,7 +89,7 @@ def create_deployment(ctx, deployment_dir, image, url, kube_config, image_regist
         None
     )
     # Add the TLS and DNS spec
-    _fixup_url_spec(spec_file_name, url)
+    _fixup_url_spec(spec_file_name, url, tls_details)
     create_operation(
         deploy_command_context,
         spec_file_name,
@@ -116,8 +119,16 @@ def command(ctx):
 @click.option("--image", help="image to deploy", required=True)
 @click.option("--url", help="url to serve", required=True)
 @click.option("--env-file", help="environment file for webapp")
+@click.option("--tls-host", help="Override TLS hostname (eg, '*.mydomain.com')")
+@click.option("--tls-secret", help="Override TLS secret name")
+@click.option("--tls-issuer", help="TLS issuer to use (default: letsencrypt-prod)")
 @click.pass_context
-def create(ctx, deployment_dir, image, url, kube_config, image_registry, env_file):
+def create(ctx, deployment_dir, image, url, kube_config, image_registry, env_file, tls_host, tls_secret, tls_issuer):
     '''create a deployment for the specified webapp container'''
 
-    return create_deployment(ctx, deployment_dir, image, url, kube_config, image_registry, env_file)
+    if (tls_secret and not tls_host) or (tls_host and not tls_secret):
+        print("Cannot specify --tls-host without --tls-secret", file=sys.stderr)
+        sys.exit(2)
+
+    return create_deployment(ctx, deployment_dir, image, url, kube_config, image_registry, env_file,
+                             TlsDetails(tls_host, tls_secret, tls_issuer))

stack_orchestrator/deploy/webapp/deploy_webapp_from_registry.py

@@ -26,7 +26,7 @@ import click
 
 from stack_orchestrator.deploy.images import remote_image_exists, add_tags_to_image
 from stack_orchestrator.deploy.webapp import deploy_webapp
-from stack_orchestrator.deploy.webapp.util import (LaconicRegistryClient, TimedLogger,
+from stack_orchestrator.deploy.webapp.util import (LaconicRegistryClient, TimedLogger, TlsDetails,
                                                    build_container_image, push_container_image,
                                                    file_hash, deploy_to_k8s, publish_deployment,
                                                    hostname_for_deployment_request, generate_hostname_for_app,
@@ -44,7 +44,8 @@ def process_app_deployment_request(
     kube_config,
     image_registry,
     force_rebuild,
-    logger
+    tls_details,
+    logger,
 ):
     logger.log("BEGIN - process_app_deployment_request")
 
@@ -198,11 +199,14 @@ def dump_known_requests(filename, requests, status="SEEN"):
 @click.option("--exclude-tags", help="Exclude requests with matching tags (comma-separated).", default="")
 @click.option("--force-rebuild", help="Rebuild even if the image already exists.", is_flag=True)
 @click.option("--log-dir", help="Output build/deployment logs to directory.", default=None)
+@click.option("--tls-host", help="Override TLS hostname (eg, '*.mydomain.com')")
+@click.option("--tls-secret", help="Override TLS secret name")
+@click.option("--tls-issuer", help="TLS issuer to use (default: letsencrypt-prod)")
 @click.pass_context
 def command(ctx, kube_config, laconic_config, image_registry, deployment_parent_dir,  # noqa: C901
             request_id, discover, state_file, only_update_state,
             dns_suffix, record_namespace_dns, record_namespace_deployments, dry_run,
-            include_tags, exclude_tags, force_rebuild, log_dir):
+            include_tags, exclude_tags, force_rebuild, log_dir, tls_host, tls_secret, tls_issuer):
     if request_id and discover:
         print("Cannot specify both --request-id and --discover", file=sys.stderr)
         sys.exit(2)
@@ -220,6 +224,10 @@ def command(ctx, kube_config, laconic_config, image_registry, deployment_parent_
             print("--dns-suffix, --record-namespace-dns, and --record-namespace-deployments are all required", file=sys.stderr)
             sys.exit(2)
 
+    if (tls_secret and not tls_host) or (tls_host and not tls_secret):
+        print("Cannot specify --tls-host without --tls-secret", file=sys.stderr)
+        sys.exit(2)
+
     # Split CSV and clean up values.
     include_tags = [tag.strip() for tag in include_tags.split(",") if tag]
     exclude_tags = [tag.strip() for tag in exclude_tags.split(",") if tag]
@@ -305,6 +313,7 @@ def command(ctx, kube_config, laconic_config, image_registry, deployment_parent_
     print("Found %d unsatisfied request(s) to process." % len(requests_to_execute))
 
     if not dry_run:
+        tls_details = TlsDetails(tls_host, tls_secret, tls_issuer)
         for r in requests_to_execute:
             dump_known_requests(state_file, [r], "DEPLOYING")
             status = "ERROR"
@@ -334,6 +343,7 @@ def command(ctx, kube_config, laconic_config, image_registry, deployment_parent_
                     kube_config,
                     image_registry,
                     force_rebuild,
+                    tls_details,
                     logger
                 )
                 status = "DEPLOYED"

stack_orchestrator/deploy/webapp/util.py

@@ -26,6 +26,40 @@ import uuid
 import yaml
 
 
+class TlsDetails:
+    def __init__(self, host_or_hosts=None, secret_name: str = None, issuer_name: str = None):
+        if host_or_hosts:
+            if isinstance(host_or_hosts, list):
+                self.hosts = host_or_hosts
+            else:
+                self.hosts = [host_or_hosts]
+        else:
+            self.hosts = None
+        self.secret_name = secret_name
+        self.issuer_name = issuer_name
+
+    def to_yaml(self, indent=6):
+        if not self.hosts and not self.secret_name and not self.issuer_name:
+            return ""
+
+        ret = " " * indent + "tls:\n"
+        indent += 2
+
+        if self.issuer_name:
+            ret += " " * indent + "issuer: '%s'\n" % self.issuer_name
+
+        if self.secret_name:
+            ret += " " * indent + "secret: '%s'\n" % self.secret_name
+
+        if self.hosts:
+            ret += " " * indent + "hosts:"
+            indent += 2
+            for h in self.hosts:
+                ret += "\n" + " " * indent + "- '%s'" % h
+
+        return ret
+
+
 class AttrDict(dict):
     def __init__(self, *args, **kwargs):
         super(AttrDict, self).__init__(*args, **kwargs)