feat(clustertool): extract IPs without talhelper

clustertool/pkg/talassist/ips.go

@@ -0,0 +1,37 @@
+package talassist
+
+import (
+    "io/ioutil"
+
+    "github.com/truecharts/public/clustertool/pkg/helper"
+    "gopkg.in/yaml.v3"
+)
+
+// NodeIPConfig represents a simplified YAML structure to only parse node IP addresses
+type NodeIPConfig struct {
+    Nodes []struct {
+        IPAddress string `yaml:"ipAddress"`
+    } `yaml:"nodes"`
+}
+
+// LoadNodeIPs loads the list of IP addresses in nodes[].ipAddress from talconfig.yaml
+func LoadNodeIPs() error {
+    // Read the YAML file
+    data, err := ioutil.ReadFile(helper.TalConfigFile)
+    if err != nil {
+        return err
+    }
+
+    // Unmarshal only the IP addresses from the YAML
+    var config NodeIPConfig
+    if err := yaml.Unmarshal(data, &config); err != nil {
+        return err
+    }
+
+    // Extract the IP addresses into a list
+    for _, node := range config.Nodes {
+        ipAddresses = append(ipAddresses, node.IPAddress)
+    }
+
+    return nil
+}

clustertool/pkg/talassist/vars.go

@@ -0,0 +1,5 @@
+package talassist
+
+var (
+    ipAddresses = []string{}
+)