Add support for specifying compatibility flags in config file

src/config.rs

@@ -22,6 +22,18 @@ impl CompatFlag {
     }
 }
 
+impl TryFrom<&str> for CompatFlag {
+    type Error = anyhow::Error;
+    fn try_from(value: &str) -> Result<Self> {
+        match value {
+            "compose-node-name-literal-dots"
+            | "compose_node_name_literal_dots"
+            | "ComposeNodeNameLiteralDots" => Ok(Self::ComposeNodeNameLiteralDots),
+            _ => Err(anyhow!("Unknown compatibility flag '{value}'")),
+        }
+    }
+}
+
 #[pyclass]
 #[derive(Clone, Debug, Default)]
 pub struct Config {
@@ -143,6 +155,21 @@ impl Config {
                         "Expected value of config key 'compose_node_name' to be a boolean"
                     ))?;
                 }
+                "reclass_rs_compat_flags" => {
+                    let flags = v.as_sequence().ok_or(anyhow!(
+                        "Expected value of config key 'reclass_rs_compat_flags' to be a list"
+                    ))?;
+                    for f in flags {
+                        let f = f
+                            .as_str()
+                            .ok_or(anyhow!("Expected compatibility flag to be a string"))?;
+                        if let Ok(flag) = CompatFlag::try_from(f) {
+                            self.compatflags.insert(flag);
+                        } else {
+                            eprintln!("Unknown compatibility flag '{f}', ignoring...");
+                        }
+                    }
+                }
                 _ => {
                     eprintln!(
                         "reclass-config.yml entry '{kstr}={vstr}' not implemented yet, ignoring..."

src/inventory.rs

@@ -217,9 +217,7 @@ mod inventory_tests {
             None,
         )
         .unwrap();
-        c.load_from_file("reclass-config.yml").unwrap();
-        c.compatflags
-            .insert(crate::config::CompatFlag::ComposeNodeNameLiteralDots);
+        c.load_from_file("reclass-config-compat.yml").unwrap();
         let r = Reclass::new_from_config(c).unwrap();
         let invabsdir = std::fs::canonicalize("./tests/inventory-compose-node-name").unwrap();
         let invabsdir = invabsdir.to_str().unwrap();