server: Add lettre dependency to handle emails

Cargo.lock

@@ -480,6 +480,18 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bitvec"
+version = "0.19.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8942c8d352ae1838c9dda0b0ca2ab657696ef2232a20147cf1b30ae1a9cb4321"
+dependencies = [
+ "funty",
+ "radium",
+ "tap",
+ "wyz",
+]
+
 [[package]]
 name = "blake2b_simd"
 version = "0.5.11"
@@ -997,6 +1009,15 @@ dependencies = [
  "synstructure",
 ]
 
+[[package]]
+name = "fastrand"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b394ed3d285a429378d3b384b9eb1285267e7df4b166df24b7a6939a04dc392e"
+dependencies = [
+ "instant",
+]
+
 [[package]]
 name = "figment"
 version = "0.10.6"
@@ -1069,6 +1090,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "69a039c3498dc930fe810151a34ba0c1c70b02b8625035592e74432f678591f2"
 
+[[package]]
+name = "funty"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fed34cd105917e91daa4da6b3728c47b068749d6a62c59811f06ed2ac71d9da7"
+
 [[package]]
 name = "futures"
 version = "0.3.17"
@@ -1443,6 +1470,17 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "hostname"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c731c3e10504cc8ed35cfe2f1db4c9274c3d35fa486e3b31df46f068ef3e867"
+dependencies = [
+ "libc",
+ "match_cfg",
+ "winapi",
+]
+
 [[package]]
 name = "http"
 version = "0.2.4"
@@ -1466,6 +1504,12 @@ version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "acd94fdbe1d4ff688b67b04eee2e17bd50995534a61539e45adfefb45e5e5503"
 
+[[package]]
+name = "httpdate"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6456b8a6c8f33fee7d958fcd1b60d55b11940a79e63ae87013e6d22e26034440"
+
 [[package]]
 name = "ident_case"
 version = "1.0.1"
@@ -1653,6 +1697,31 @@ dependencies = [
  "tokio-util",
 ]
 
+[[package]]
+name = "lettre"
+version = "0.10.0-rc.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8697ded52353bdd6fec234b3135972433397e86d0493d9fc38fbf407b7c106a"
+dependencies = [
+ "async-trait",
+ "base64",
+ "fastrand",
+ "futures-io",
+ "futures-util",
+ "hostname",
+ "httpdate",
+ "idna",
+ "mime",
+ "native-tls",
+ "nom 6.1.2",
+ "once_cell",
+ "quoted_printable",
+ "r2d2",
+ "regex",
+ "tokio",
+ "tokio-native-tls",
+]
+
 [[package]]
 name = "lexical-core"
 version = "0.7.6"
@@ -1725,6 +1794,7 @@ dependencies = [
  "juniper_actix",
  "jwt",
  "ldap3_server",
+ "lettre",
  "lldap_auth",
  "log",
  "mockall",
@@ -1833,6 +1903,12 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
 
+[[package]]
+name = "match_cfg"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
+
 [[package]]
 name = "matchers"
 version = "0.0.1"
@@ -1990,6 +2066,18 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "nom"
+version = "6.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e7413f999671bd4745a7b624bd370a569fb6bc574b23c83a3c5ed2e453f3d5e2"
+dependencies = [
+ "bitvec",
+ "funty",
+ "memchr",
+ "version_check",
+]
+
 [[package]]
 name = "nom"
 version = "7.0.0"
@@ -2409,6 +2497,29 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "quoted_printable"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1238256b09923649ec89b08104c4dfe9f6cb2fea734a5db5384e44916d59e9c5"
+
+[[package]]
+name = "r2d2"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "545c5bc2b880973c9c10e4067418407a0ccaa3091781d1671d46eb35107cb26f"
+dependencies = [
+ "log",
+ "parking_lot",
+ "scheduled-thread-pool",
+]
+
+[[package]]
+name = "radium"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "941ba9d78d8e2f7ce474c015eea4d9c6d25b6a3327f9832ee29a4de27f91bbb8"
+
 [[package]]
 name = "rand"
 version = "0.7.3"
@@ -2608,6 +2719,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "scheduled-thread-pool"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc6f74fd1204073fa02d5d5d68bec8021be4c38690b61264b2fdb48083d0e7d7"
+dependencies = [
+ "parking_lot",
+]
+
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -3050,6 +3170,12 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "tap"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
+
 [[package]]
 name = "tempfile"
 version = "3.2.0"
@@ -3649,6 +3775,12 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "wyz"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85e60b0d1b5f99db2556934e21937020776a5d31520bf169e851ac44e6420214"
+
 [[package]]
 name = "yansi"
 version = "0.5.0"

server/Cargo.toml

@@ -53,6 +53,15 @@ itertools = "0.10.1"
 git = "https://github.com/novifinancial/opaque-ke"
 rev = "eb59676a940b15f77871aefe1e46d7b5bf85f40a"
 
+[dependencies.lettre]
+version = "0.10.0-rc.3"
+features = [
+  "builder",
+  "smtp-transport",
+  "tokio1-native-tls",
+  "tokio1",
+]
+
 [dependencies.sqlx]
 version = "0.5.1"
 features = [