fix(windows): wrong prefix config file path (\\?\) when logged

Author: joseluisq

src/helpers.rs

@@ -72,3 +72,22 @@ pub fn stringify(dst: &mut String, path: &serde_ignored::Path<'_>) {
         | Path::NewtypeStruct { parent } => stringify(dst, parent),
     }
 }
+
+#[cfg(unix)]
+/// In Unix-like systems it just casts the `PathBuf` into an string.
+pub fn adjust_canonicalization(p: PathBuf) -> String {
+    p.display().to_string()
+}
+
+#[cfg(windows)]
+/// In Windows systems it adjusts the `PathBuf` stripping its `\\?\` prefix.
+pub fn adjust_canonicalization(p: PathBuf) -> String {
+    const VERBATIM_PREFIX: &str = r#"\\?\"#;
+    let p = p.to_str().unwrap_or_default();
+    let p = if p.starts_with(VERBATIM_PREFIX) {
+        p.strip_prefix(VERBATIM_PREFIX).unwrap_or_default()
+    } else {
+        p
+    };
+    p.to_owned()
+}

src/server.rs

@@ -83,9 +83,10 @@ impl Server {
         // Config-file "advanced" options
         let advanced_opts = self.opts.advanced;
 
-        // Config file
-        if general.config_file.is_some() && general.config_file.is_some() {
-            tracing::info!("config file: {}", general.config_file.unwrap().display());
+        // Config file option
+        if let Some(config_file) = general.config_file {
+            let config_file = helpers::adjust_canonicalization(config_file);
+            tracing::info!("config file: {}", config_file);
         }
 
         // Determine TCP listener either file descriptor or TCP socket

src/winservice.rs

@@ -16,7 +16,7 @@ use windows_service::{
     service_manager::{ServiceManager, ServiceManagerAccess},
 };
 
-use crate::{logger, Context, Result, Server, Settings};
+use crate::{helpers, logger, Context, Result, Server, Settings};
 
 const SERVICE_NAME: &str = "static-web-server";
 const SERVICE_TYPE: ServiceType = ServiceType::OWN_PROCESS;
@@ -167,17 +167,6 @@ pub fn run_server_as_service() -> Result {
     Ok(())
 }
 
-fn adjust_canonicalization(p: PathBuf) -> String {
-    const VERBATIM_PREFIX: &str = r#"\\?\"#;
-    let p = p.to_str().unwrap_or_default();
-    let p = if p.starts_with(VERBATIM_PREFIX) {
-        p.strip_prefix(VERBATIM_PREFIX).unwrap_or_default()
-    } else {
-        p
-    };
-    p.to_owned()
-}
-
 /// Install a Windows Service for SWS.
 pub fn install_service(config_file: Option<PathBuf>) -> Result {
     let manager_access = ServiceManagerAccess::CONNECT | ServiceManagerAccess::CREATE_SERVICE;
@@ -191,7 +180,7 @@ pub fn install_service(config_file: Option<PathBuf>) -> Result {
 
     // Append a `--config-file` path to the binary arguments if present
     if let Some(f) = config_file {
-        let f = adjust_canonicalization(f);
+        let f = helpers::adjust_canonicalization(f);
         if !f.is_empty() {
             service_binary_arguments.push(OsString::from(["--config-file=", &f].concat()));
         }