From 589b585f382a6a7eab986b0259912d3fa75c8427 Mon Sep 17 00:00:00 2001
From: Hatter Jiang <jht5945@gmail.com>
Date: Sun, 12 Apr 2020 23:03:51 +0800
Subject: [PATCH] add swtch for sequoia_openpgp

---
 Cargo.toml  |  7 ++++++-
 src/main.rs | 49 +++++++++++++++++++++++++++++++++++--------------
 2 files changed, 41 insertions(+), 15 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 61f074c..9cdcc1c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,11 @@ edition = "2018"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[features]
+# cargo b --features sequoia_openpgp
+default = [] # "sequoia_openpgp"
+sequoia_openpgp = ["sequoia-openpgp"]
+
 [dependencies]
 dirs = "2.0.1"
 argparse = "0.2.2"
@@ -16,7 +21,7 @@ indicatif = "0.13.0"
 urlencoding = "1.0.0"
 base64 = "0.11.0"
 reqwest = "0.9.22"
-sequoia-openpgp = "0.16.0"
+sequoia-openpgp = { version = "0.16.0", optional = true }
 chrono = "0.4.10"
 zip = "0.5.3"
 rust_util = "0.2.1"
diff --git a/src/main.rs b/src/main.rs
index 289eef8..bff1582 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,9 @@
 // #[macro_use]
 // extern crate lazy_static;
+#[cfg(feature = "sequoia_openpgp")]
 extern crate sequoia_openpgp as openpgp;
 mod oss_util;
+#[cfg(feature = "sequoia_openpgp")]
 mod pgp_util;
 mod config_util;
 mod zip_util;
@@ -19,6 +21,7 @@ use rust_util::{
 };
 use oss_util::*;
 use config_util::*;
+#[cfg(feature = "sequoia_openpgp")]
 use pgp_util::OpenPGPTool;
 use opt::Options;
 
@@ -106,13 +109,6 @@ fn process_config_item(options: &Options, config_item: &OSSBackupdConfigItem,
         print_message(MessageType::DEBUG, &format!("New backup file: {}", new_file));
     }
 
-    let open_pgp_tool = match OpenPGPTool::from_file(encrypt_pubkey_file) {
-        Ok(t) => t, Err(e) => {
-            print_message(MessageType::ERROR, &format!("Error in load pgp file: {}, at item index: {}", e, item_index));
-            return Ok(());
-        },
-    };
-
     let secs = get_current_secs();
     let temp_zip_file = &format!("temp_file_{}.zip", secs);
     let temp_pgp_file = &format!("temp_file_{}.gpg", secs);
@@ -136,15 +132,40 @@ fn process_config_item(options: &Options, config_item: &OSSBackupdConfigItem,
         return Ok(());
     };
 
-    if options.verbose {
-        print_message(MessageType::DEBUG, &format!("Encrypt file: {} -> {}", temp_zip_file, temp_pgp_file));
-    }
-    if let Err(e) = open_pgp_tool.encrypt_file(temp_zip_file, temp_pgp_file, false) {
-        print_message(MessageType::ERROR, &format!("Error in encrypt file: {}, at item index: {}", e, item_index));
-        remove_temp_files();
-        return Ok(());
+    #[cfg(feature = "sequoia_openpgp")]
+    let enc_file_by_pgp = || {
+        let open_pgp_tool = match OpenPGPTool::from_file(encrypt_pubkey_file) {
+            Ok(t) => t, Err(e) => {
+                print_message(MessageType::ERROR, &format!("Error in load pgp file: {}, at item index: {}", e, item_index));
+                return false;
+            },
+        };
+        if options.verbose {
+            print_message(MessageType::DEBUG, &format!("Encrypt file: {} -> {}", temp_zip_file, temp_pgp_file));
+        }
+        if let Err(e) = open_pgp_tool.encrypt_file(temp_zip_file, temp_pgp_file, false) {
+            print_message(MessageType::ERROR, &format!("Error in encrypt file: {}, at item index: {}", e, item_index));
+            remove_temp_files();
+            return false;
+        };
+        return true;
     };
 
+    #[cfg(not(feature = "sequoia_openpgp"))]
+    let enc_file_by_pgp = || {
+        let mut cmd = std::process::Command::new("gpg");
+        cmd.args(&["-e", "-r", encrypt_pubkey_file, "-o", temp_pgp_file, temp_zip_file]);
+        if let Err(e) = rust_util::util_cmd::run_command_and_wait(&mut cmd) {
+            print_message(MessageType::ERROR, &format!("Error in encrypt file: {}, at item index: {}", e, item_index));
+            return false;
+        }
+        return true;
+    };
+
+    if !enc_file_by_pgp() {
+        return Ok(());
+    }
+
     let file_temp_pgp_file = match File::open(temp_pgp_file) {
         Ok(f) => f, Err(e) => {
             print_message(MessageType::ERROR, &format!("Error in open file: {}, at item index: {}", e, item_index));