Change Input of dp trait to use String

src/database/fs.rs

@@ -9,7 +9,7 @@ use tempfile;
 use url;
 use pathdiff::diff_paths;
 
-use sequoia_openpgp::armor::{Writer, Kind};
+//use sequoia_openpgp::armor::{Writer, Kind};
 
 use database::{Database, Delete, Verify};
 use types::{Email, Fingerprint, KeyID};
@@ -178,7 +178,7 @@ impl Database for Filesystem {
     }
 
     fn update(
-        &self, fpr: &Fingerprint, new: Option<&[u8]>,
+        &self, fpr: &Fingerprint, new: Option<String>,
     ) -> Result<()> {
         let target = self.path_to_fingerprint(fpr);
         let dir = self.base.join("scratch_pad");
@@ -190,13 +190,7 @@ impl Database for Filesystem {
                     .rand_bytes(16)
                     .tempfile_in(dir)?;
 
-                {
-                    let mut armor_writer = Writer::new(&mut tmp, Kind::PublicKey,
-                                                       &[][..])?;
-
-                    armor_writer.write_all(new)?;
-                }
-
+                tmp.write_all(new.as_bytes()).unwrap();
                 let _ = tmp.persist(ensure_parent(&target)?)?;
 
                 // fix permissions to 640

src/database/memory.rs

@@ -52,12 +52,12 @@ impl Database for Memory {
     }
 
     fn update(
-        &self, fpr: &Fingerprint, new: Option<&[u8]>,
+        &self, fpr: &Fingerprint, new: Option<String>,
     ) -> Result<()> {
         let mut fprs = self.fpr.lock();
 
         if let Some(new) = new {
-            fprs.insert(fpr.clone(), String::from_utf8_lossy(new).to_string());
+            fprs.insert(fpr.clone(), new);
         } else {
             fprs.remove(fpr);
         }

src/database/mod.rs

@@ -9,6 +9,9 @@ use sequoia_openpgp::{
 };
 use sequoia_openpgp::PacketPile;
 
+use std::io::Write;
+use sequoia_openpgp::armor::{Writer, Kind};
+
 use serde::{Deserialize, Deserializer, Serializer};
 use time;
 use types::{Email, Fingerprint, KeyID};
@@ -108,7 +111,7 @@ pub trait Database: Sync + Send {
     //
     // Note: it is up to the caller to serialize writes.
     fn update(
-        &self, fpr: &Fingerprint, new: Option<&[u8]>,
+        &self, fpr: &Fingerprint, new: Option<String>,
     ) -> Result<()>;
 
     fn link_email(&self, email: &Email, fpr: &Fingerprint) -> Result<()>;
@@ -271,7 +274,17 @@ pub trait Database: Sync + Send {
             }
         };
 
-        self.update(&fpr, Some(&data))?;
+        let mut buf = std::io::Cursor::new(vec![]);
+        {
+            let mut armor_writer = Writer::new(&mut buf, Kind::PublicKey,
+                                               &[][..])?;
+
+            armor_writer.write_all(&data)?;
+        };
+        let armored = String::from_utf8_lossy(buf.get_ref());
+
+
+        self.update(&fpr, Some(armored.into_owned()))?;
 
         self.link_subkeys(&fpr, subkeys)?;
         for email in verified_uids {
@@ -308,7 +321,17 @@ pub trait Database: Sync + Send {
                             .unwrap().into_children().collect::<Vec<_>>();
                         let new = tpk.merge_packets(packet_pile).unwrap();
 
-                        self.update(&fpr, Some(&Self::tpk_into_bytes(&new).unwrap()))?;
+
+                        let mut buf = std::io::Cursor::new(vec![]);
+                        {
+                            let mut armor_writer = Writer::new(&mut buf, Kind::PublicKey,
+                                                               &[][..])?;
+
+                            armor_writer.write_all(&Self::tpk_into_bytes(&new).unwrap())?;
+                        };
+                        let armored = String::from_utf8_lossy(buf.get_ref());
+
+                        self.update(&fpr, Some(armored.into_owned()))?;
                         self.link_email(&email, &fpr)?;
                         return Ok(Some((email.clone(), fpr.clone())));
                     }

src/database/poly.rs

@@ -31,7 +31,7 @@ impl Database for Polymorphic {
     }
 
     fn update(
-        &self, fpr: &Fingerprint, new: Option<&[u8]>,
+        &self, fpr: &Fingerprint, new: Option<String>,
     ) -> Result<()> {
         match self {
             &Polymorphic::Memory(ref db) => {

src/web/mod.rs

@@ -313,6 +313,7 @@ fn key_to_hkp_index<'a>(armored: String) -> MyResponse {
     }
 
     MyResponse::plain(out)
+
 }
 
 #[get("/by-fingerprint/<fpr>")]
@@ -463,6 +464,7 @@ fn files(file: PathBuf, static_dir: State<StaticDir>) -> Option<NamedFile> {
 fn lookup(
     db: rocket::State<Polymorphic>, domain: rocket::State<Domain>, key: Option<queries::Hkp>,
 ) -> MyResponse {
+
     let (maybe_key, index) = match key {
         Some(queries::Hkp::Fingerprint { ref fpr, index }) => {
             (db.by_fpr(fpr), index)