TUN-4055: Skeleton for component tests

component-tests/test_config.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+from util import start_cloudflared
+
+class TestConfig:
+    # tmp_path is a fixture provides a temporary directory unique to the test invocation
+    def test_validate_ingress_rules(self, tmp_path):
+        config = {
+            'metrics': 'localhost:50000',
+            'ingress': [
+                {
+                    "hostname": "example.com",
+                    "service": "https://localhost:8000",
+                    "originRequest": {
+                        "originServerName": "test.example.com",
+                        "caPool": "/etc/certs/ca.pem"
+                    },
+                },
+                {
+                    "hostname": "api.example.com",
+                    "path": "login",
+                    "service": "https://localhost:9000",
+                },
+                {
+                    "hostname": "wss.example.com",
+                    "service": "wss://localhost:8000",
+                },
+                {
+                    "hostname": "ssh.example.com",
+                    "service": "ssh://localhost:8000",
+                },
+                {"service": "http_status:404"}
+            ],
+        }
+        validate_args = ["ingress", "validate"]
+        pre_args = ["tunnel"]
+        validate = start_cloudflared(tmp_path, config, validate_args, pre_args)
+        assert validate.returncode == 0, "failed to validate ingress" + validate.stderr.decode("utf-8")
+
+        self.match_rule(tmp_path, config, "http://example.com/index.html", 1)
+        self.match_rule(tmp_path, config, "https://example.com/index.html", 1)
+        self.match_rule(tmp_path, config, "https://api.example.com/login", 2)
+        self.match_rule(tmp_path, config, "https://wss.example.com", 3)
+        self.match_rule(tmp_path, config, "https://ssh.example.com", 4)
+        self.match_rule(tmp_path, config, "https://api.example.com", 5)
+
+    # This is used to check that the command tunnel ingress url <url> matches rule number <rule_num>. Note that rule number uses 1-based indexing
+    def match_rule(self, tmp_path, config, url, rule_num):
+        args = ["ingress", "rule", url]
+        pre_args = ["tunnel"]
+        match_rule = start_cloudflared(tmp_path, config, args, pre_args)
+
+        assert match_rule.returncode == 0, "failed to check rule" + match_rule.stderr.decode("utf-8")
+        assert f"Matched rule #{rule_num}" .encode() in match_rule.stdout