Add Digest header to outgoing activities

3 files changed, 21 insertions, 7 deletions

diff --git a/Cargo.lock b/Cargo.lock
index cab5f2e..a2cf00c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -100,12 +100,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
 
 [[package]]
+name = "base64"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
+
+[[package]]
 name = "bcrypt"
 version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6378bd17c4830c1b7ed644dde88f247b1560d46c68ff3da1b788984b09c0df31"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "blowfish",
  "byteorder",
  "getrandom 0.1.14",
@@ -697,7 +703,7 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6cb28cf19b24ae12a2a9fa7c1a08463a6f4fb476d04c3d621cfb8db0f840c172"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "http",
  "thiserror",
 ]
@@ -708,7 +714,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed18eb2459bf1a09ad2d6b1547840c3e5e62882fa09b9a6a20b1de8e3228848f"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "bitflags",
  "bytes",
  "headers-core",
@@ -851,7 +857,7 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9eae1ec4abdc4530fb001ebf585fd14e52ed17f0aacd3e13de497b71ed451750"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "bytes",
  "http",
  "httparse",
@@ -968,7 +974,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ef0e6a22631e37078148cff6ce1ef92984bdc2fbd2cb2cc804836db8196cc57"
 dependencies = [
  "async-trait",
- "base64",
+ "base64 0.12.3",
  "futures-io",
  "futures-util",
  "hostname",
@@ -1045,6 +1051,7 @@ dependencies = [
  "activitystreams-ext",
  "ammonia",
  "async-trait",
+ "base64 0.13.0",
  "bcrypt",
  "bs58",
  "bumpalo",
@@ -1477,7 +1484,7 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "81c5b25980f9a9b5ad36e9cdc855530575396d8a57f67e14691a2440ed0d9a90"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "byteorder",
  "bytes",
  "fallible-iterator",
@@ -1686,7 +1693,7 @@ version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "12427a5577082c24419c9c417db35cfeb65962efc7675bb6b0d5f1f9d315bfe6"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "bytes",
  "encoding_rs",
  "futures-core",
diff --git a/Cargo.toml b/Cargo.toml
index 73bd856..b9e5b38 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,6 +49,7 @@ bumpalo = "3.4.0"
 tokio-util = "0.3.1"
 henry = "0.1.0"
 ammonia = "3.1.0"
+base64 = "0.13.0"
 
 [dev-dependencies]
 rand = "0.7.3"
diff --git a/src/tasks.rs b/src/tasks.rs
index e336505..104f376 100644
--- a/src/tasks.rs
+++ b/src/tasks.rs
@@ -35,8 +35,14 @@ impl<'a> TaskDef for DeliverToInbox<'a> {
             ),
         };
 
+        let digest =
+            openssl::hash::hash(openssl::hash::MessageDigest::sha256(), self.object.as_ref())?;
+        let mut digest_header = "SHA-256=".to_owned();
+        base64::encode_config_buf(digest, base64::STANDARD, &mut digest_header);
+
         let mut req = hyper::Request::post(self.inbox.as_str().parse::<hyper::Uri>()?)
             .header(hyper::header::CONTENT_TYPE, crate::apub_util::ACTIVITY_TYPE)
+            .header("Digest", digest_header)
             .body(self.object.into())?;
 
         if let Ok(path_and_query) = crate::get_path_and_query(&self.inbox) {