feat: add config_parser

pkg/config_parser/config_parser_test.go

@@ -0,0 +1,91 @@
+/*
+ * SPDX-License-Identifier: AGPL-3.0-only
+ * Copyright (c) since 2023, mzz2017 (mzz@tuta.io). All rights reserved.
+ */
+
+package config_parser
+
+import "testing"
+
+func TestParse(t *testing.T) {
+	sections, err := Parse(`
+# gugu
+include {
+    another.conf
+}
+
+global {
+    # tproxy port to listen.
+    tproxy_port: 12345
+
+    # Node connectivity check url.
+    check_url: 'https://connectivitycheck.gstatic.com/generate_204'
+
+    # Now only support UDP and IP:Port.
+    # Please make sure DNS traffic will go through and be forwarded by dae.
+    dns_upstream: '1.1.1.1:53'
+
+    # Now only support one interface.
+    ingress_interface: docker0
+}
+
+# subscription will be resolved as nodes and merged into node pool below.
+subscription {
+    https://LINK
+}
+
+node {
+    'ss://LINK'
+    'ssr://LINK'
+    'vmess://LINK'
+    'vless://LINK'
+    'trojan://LINK'
+    'trojan-go://LINK'
+    'socks5://LINK#name'
+    'http://LINK#name'
+    'https://LINK#name'
+}
+
+group {
+    my_group {
+        # Pass node links as input of lua script filter.
+        # gugu
+        filter: link(lua:filename.lua)
+
+        # Randomly select a node from the group for every connection.
+        policy: random
+    }
+
+    disney {
+        # Pass node names as input of keyword/regex filter.
+        filter: name(regex:'^.*hk.*$', keyword:'sg') && name(keyword:'disney')
+
+        # Select the node with min average of the last 10 latencies from the group for every connection.
+        policy: min_avg10
+    }
+
+    netflix {
+        # Pass node names as input of keyword filter.
+        filter: name(keyword:netflix)
+
+        # Select the first node from the group for every connection.
+        policy: fixed(0)
+    }
+}
+
+routing {
+    domain(geosite:category-ads) -> block
+    domain(geosite:disney) -> disney
+    domain(geosite:netflix) -> netflix
+    ip(geoip:cn) -> direct
+    domain(geosite:cn) -> direct
+    final: my_group
+}
+`)
+	if err != nil {
+		t.Fatalf("\n%v", err)
+	}
+	for _, section := range sections {
+		t.Logf("\n%v", section.String())
+	}
+}