email sending & magic links

Cargo.lock

@@ -70,7 +70,7 @@ dependencies = [
  "tokio",
  "tokio-util",
  "tracing",
- "zstd",
+ "zstd 0.12.4",
 ]
 
 [[package]]
@@ -211,6 +211,17 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "aes"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac1f845298e95f983ff1944b728ae08b8cebab80d684f0a832ed0fc74dfa27e2"
+dependencies = [
+ "cfg-if",
+ "cipher",
+ "cpufeatures",
+]
+
 [[package]]
 name = "ahash"
 version = "0.8.6"
@@ -349,6 +360,12 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
+[[package]]
+name = "base64"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ea22880d78093b0cbe17c89f64a7d457941e65759157ec6cb31a31d652b05e5"
+
 [[package]]
 name = "base64"
 version = "0.21.5"
@@ -476,6 +493,27 @@ dependencies = [
  "bytes",
 ]
 
+[[package]]
+name = "bzip2"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bdb116a6ef3f6c3698828873ad02c3014b3c85cadb88496095628e3ef1e347f8"
+dependencies = [
+ "bzip2-sys",
+ "libc",
+]
+
+[[package]]
+name = "bzip2-sys"
+version = "0.1.11+1.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "736a955f3fa7875102d57c82b8cac37ec45224a07fd32d58f9f7a186b6cd4cdc"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]
+
 [[package]]
 name = "cc"
 version = "1.0.83"
@@ -522,6 +560,16 @@ dependencies = [
  "windows-targets",
 ]
 
+[[package]]
+name = "cipher"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773f3b9af64447d2ce9850330c473515014aa235e6a783b02db81ff39e4a3dad"
+dependencies = [
+ "crypto-common",
+ "inout",
+]
+
 [[package]]
 name = "clang-sys"
 version = "1.6.1"
@@ -596,6 +644,12 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "28c122c3980598d243d63d9a704629a2d748d101f278052ff068be5a4423ab6f"
 
+[[package]]
+name = "constant_time_eq"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
+
 [[package]]
 name = "convert_case"
 version = "0.4.0"
@@ -647,6 +701,15 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a22b2d63d4d1dc0b7f1b6b2747dd0088008a9be28b6ddf0b1e7d335e3037294"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "crossterm"
 version = "0.25.0"
@@ -756,6 +819,12 @@ dependencies = [
  "syn 2.0.38",
 ]
 
+[[package]]
+name = "data-encoding"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c2e66c9d817f1720209181c316d28635c050fa304f9c79e47a520882661b7308"
+
 [[package]]
 name = "der"
 version = "0.7.8"
@@ -937,6 +1006,18 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "enum-as-inner"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ffccbb6966c05b32ef8fbac435df276c4ae4d3dc55a8cd0eb9745e6c12f546a"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.38",
+]
+
 [[package]]
 name = "env_logger"
 version = "0.10.1"
@@ -1082,6 +1163,16 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "gethostname"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0176e0459c2e4a1fe232f984bca6890e681076abb9934f6cea7c326f3fc47818"
+dependencies = [
+ "libc",
+ "windows-targets",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.2.10"
@@ -1154,6 +1245,57 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
+[[package]]
+name = "hickory-proto"
+version = "0.24.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "091a6fbccf4860009355e3efc52ff4acf37a63489aad7435372d44ceeb6fbbcf"
+dependencies = [
+ "async-trait",
+ "cfg-if",
+ "data-encoding",
+ "enum-as-inner",
+ "futures-channel",
+ "futures-io",
+ "futures-util",
+ "idna",
+ "ipnet",
+ "once_cell",
+ "rand",
+ "ring 0.16.20",
+ "rustls",
+ "rustls-pemfile",
+ "thiserror",
+ "tinyvec",
+ "tokio",
+ "tokio-rustls",
+ "tracing",
+ "url",
+]
+
+[[package]]
+name = "hickory-resolver"
+version = "0.24.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35b8f021164e6a984c9030023544c57789c51760065cd510572fedcfb04164e8"
+dependencies = [
+ "cfg-if",
+ "futures-util",
+ "hickory-proto",
+ "ipconfig",
+ "lru-cache",
+ "once_cell",
+ "parking_lot",
+ "rand",
+ "resolv-conf",
+ "rustls",
+ "smallvec",
+ "thiserror",
+ "tokio",
+ "tokio-rustls",
+ "tracing",
+]
+
 [[package]]
 name = "hmac"
 version = "0.12.1"
@@ -1172,6 +1314,17 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[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 = "0.2.9"
@@ -1311,6 +1464,27 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "inout"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0c10553d664a4d0bcff9f4215d0aac67a639cc68ef660840afe309b807bc9f5"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "ipconfig"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b58db92f96b720de98181bbbe63c831e87005ab460c1bf306eb2622b4707997f"
+dependencies = [
+ "socket2 0.5.5",
+ "widestring",
+ "windows-sys 0.48.0",
+ "winreg",
+]
+
 [[package]]
 name = "ipnet"
 version = "2.9.0"
@@ -1389,6 +1563,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "linked-hash-map"
+version = "0.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"
+
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.10"
@@ -1428,6 +1608,79 @@ version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
 
+[[package]]
+name = "lru-cache"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31e24f1ad8321ca0e8a1e0ac13f23cb668e6f5466c2c57319f6a5cf1cc8e3b1c"
+dependencies = [
+ "linked-hash-map",
+]
+
+[[package]]
+name = "mail-auth"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab6524549b92c6f1250ddefe10f67bcedb9de0674a026b21e88dc1958437f8a6"
+dependencies = [
+ "ahash",
+ "flate2",
+ "hickory-resolver",
+ "lru-cache",
+ "mail-builder",
+ "mail-parser",
+ "parking_lot",
+ "quick-xml",
+ "ring 0.17.5",
+ "rustls-pemfile",
+ "serde",
+ "serde_json",
+ "zip",
+]
+
+[[package]]
+name = "mail-builder"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef70f53409852d2612f2249810cbbe0c9931ca25b739b734bafc7f61d88051d4"
+dependencies = [
+ "gethostname",
+]
+
+[[package]]
+name = "mail-parser"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0e51d275d90a41584d12ea25fc4a7d7d00236a4718308b994ed13a7ff90a6985"
+dependencies = [
+ "encoding_rs",
+]
+
+[[package]]
+name = "mail-send"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4cbc58a799366b3b2956a2c5ae7e2892ea34b3016343cbbdc5deb844aa6c0973"
+dependencies = [
+ "base64 0.20.0",
+ "gethostname",
+ "mail-auth",
+ "mail-builder",
+ "md5",
+ "rand",
+ "rustls",
+ "smtp-proto",
+ "tokio",
+ "tokio-rustls",
+ "webpki-roots",
+]
+
+[[package]]
+name = "match_cfg"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
+
 [[package]]
 name = "md-5"
 version = "0.10.6"
@@ -1438,6 +1691,12 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "md5"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "490cc448043f947bae3cbee9c203358d62dbee0db12107a74be5c30ccfd09771"
+
 [[package]]
 name = "memchr"
 version = "2.6.4"
@@ -1599,12 +1858,35 @@ dependencies = [
  "windows-targets",
 ]
 
+[[package]]
+name = "password-hash"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7676374caaee8a325c9e7a2ae557f216c5563a171d6997b0ef8a65af35147700"
+dependencies = [
+ "base64ct",
+ "rand_core",
+ "subtle",
+]
+
 [[package]]
 name = "paste"
 version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"
 
+[[package]]
+name = "pbkdf2"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83a0692ec44e4cf1ef28ca317f14f8f07da2d95ec3fa01f86e4467b725e60917"
+dependencies = [
+ "digest",
+ "hmac",
+ "password-hash",
+ "sha2",
+]
+
 [[package]]
 name = "peeking_take_while"
 version = "0.1.2"
@@ -1757,6 +2039,12 @@ dependencies = [
  "checked_int_cast",
 ]
 
+[[package]]
+name = "quick-error"
+version = "1.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
+
 [[package]]
 name = "quick-protobuf"
 version = "0.8.1"
@@ -1766,6 +2054,15 @@ dependencies = [
  "byteorder",
 ]
 
+[[package]]
+name = "quick-xml"
+version = "0.30.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eff6510e86862b57b210fd8cbe8ed3f0d7d600b9c2863cd4549a2e033c66e956"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "quote"
 version = "1.0.33"
@@ -1903,6 +2200,31 @@ dependencies = [
  "winreg",
 ]
 
+[[package]]
+name = "resolv-conf"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "52e44394d2086d010551b14b53b1f24e31647570cd1deb0379e2c21b329aba00"
+dependencies = [
+ "hostname",
+ "quick-error",
+]
+
+[[package]]
+name = "ring"
+version = "0.16.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"
+dependencies = [
+ "cc",
+ "libc",
+ "once_cell",
+ "spin 0.5.2",
+ "untrusted 0.7.1",
+ "web-sys",
+ "winapi",
+]
+
 [[package]]
 name = "ring"
 version = "0.17.5"
@@ -1912,8 +2234,8 @@ dependencies = [
  "cc",
  "getrandom",
  "libc",
- "spin",
+ "spin 0.9.8",
- "untrusted",
+ "untrusted 0.9.0",
  "windows-sys 0.48.0",
 ]
 
@@ -1958,7 +2280,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "446e14c5cda4f3f30fe71863c34ec70f5ac79d6087097ad0bb433e1be5edf04c"
 dependencies = [
  "log",
- "ring",
+ "ring 0.17.5",
  "rustls-webpki",
  "sct",
 ]
@@ -1978,8 +2300,8 @@ version = "0.101.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b6275d1ee7a1cd780b64aca7726599a1dbc893b1e64144529e55c3c2f745765"
 dependencies = [
- "ring",
+ "ring 0.17.5",
- "untrusted",
+ "untrusted 0.9.0",
 ]
 
 [[package]]
@@ -2010,8 +2332,8 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "da046153aa2352493d6cb7da4b6e5c0c057d8a1d0a9aa8560baffdd945acd414"
 dependencies = [
- "ring",
+ "ring 0.17.5",
- "untrusted",
+ "untrusted 0.9.0",
 ]
 
 [[package]]
@@ -2211,6 +2533,12 @@ version = "1.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "942b4a808e05215192e39f4ab80813e599068285906cc91aa64f923db842bd5a"
 
+[[package]]
+name = "smtp-proto"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d4b756ac662e92a0e5b360349bea5f0b0784d4be4541eff2972049dfdfd7f862"
+
 [[package]]
 name = "socket2"
 version = "0.4.10"
@@ -2231,6 +2559,12 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "spin"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
+
 [[package]]
 name = "spin"
 version = "0.9.8"
@@ -2582,9 +2916,21 @@ checksum = "c3523ab5a71916ccf420eebdf5521fcef02141234bbc0b8a49f2fdc4544364ef"
 dependencies = [
  "log",
  "pin-project-lite",
+ "tracing-attributes",
  "tracing-core",
 ]
 
+[[package]]
+name = "tracing-attributes"
+version = "0.1.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.38",
+]
+
 [[package]]
 name = "tracing-core"
 version = "0.1.32"
@@ -2606,6 +2952,7 @@ dependencies = [
  "diesel_migrations",
  "env_logger",
  "log",
+ "mail-send",
  "rand",
  "serde",
  "serde_json",
@@ -2667,6 +3014,12 @@ version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f28467d3e1d3c6586d8f25fa243f544f5800fec42d97032474e17222c2b75cfa"
 
+[[package]]
+name = "untrusted"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
+
 [[package]]
 name = "untrusted"
 version = "0.9.0"
@@ -2815,6 +3168,12 @@ dependencies = [
  "web-sys",
 ]
 
+[[package]]
+name = "widestring"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "653f141f39ec16bba3c5abe400a0c60da7468261cc2cbf36805022876bc721a8"
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -3049,13 +3408,52 @@ dependencies = [
  "syn 2.0.38",
 ]
 
+[[package]]
+name = "zip"
+version = "0.6.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "760394e246e4c28189f19d488c058bf16f564016aefac5d32bb1f3b51d5e9261"
+dependencies = [
+ "aes",
+ "byteorder",
+ "bzip2",
+ "constant_time_eq",
+ "crc32fast",
+ "crossbeam-utils",
+ "flate2",
+ "hmac",
+ "pbkdf2",
+ "sha1",
+ "time",
+ "zstd 0.11.2+zstd.1.5.2",
+]
+
+[[package]]
+name = "zstd"
+version = "0.11.2+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20cc960326ece64f010d2d2107537f26dc589a6573a316bd5b1dba685fa5fde4"
+dependencies = [
+ "zstd-safe 5.0.2+zstd.1.5.2",
+]
+
 [[package]]
 name = "zstd"
 version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1a27595e173641171fc74a1232b7b1c7a7cb6e18222c11e9dfb9888fa424c53c"
 dependencies = [
- "zstd-safe",
+ "zstd-safe 6.0.6",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "5.0.2+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d2a5585e04f9eea4b2a3d1eca508c4dee9592a89ef6f450c11719da0726f4db"
+dependencies = [
+ "libc",
+ "zstd-sys",
 ]
 
 [[package]]

trifid-api/Cargo.toml

@@ -23,4 +23,5 @@ diesel = { version = "2" }
 diesel-async = { version = "0.4", features = ["postgres", "bb8", "async-connection-wrapper"] }
 diesel_migrations = "2"
 bb8 = "0.8"
-rand = "0.8"
+rand = "0.8"
+mail-send = "0.4"

trifid-api/config.toml

@@ -15,4 +15,28 @@ bind = { ip = "127.0.0.1", port = 8080 }
 # [database] contains options for the Postgres database used for all data storage
 [database]
 # (Required) The postgres database connection url to use
-url = "postgres://postgres:postgres@localhost/trifid2"
+url = "postgres://postgres:postgres@localhost/trifid2"
+
+# [email] contains options for the SMTP connection used to send magic link emails
+[email]
+# (Required) The mail server to connect to
+server = "mail.e3t.cc"
+# (Required) The SMTP port to connect to.
+port = 587
+# (Required) The username to authenticate with.
+username = "username"
+# (Required) The password to authenticate with. If set to %PASSWORD%, will be filled from the environment variable TRIFID_EMAIL_PASSWORD.
+password = "$PASSWORD$"
+# (Required) The "From Name" to send the email from
+from_name = "Trifid"
+# (Required) The address to send the email from
+from_email = "trifid@e3t.cc"
+# (Required) The email template to use. %TOKEN% will be replaced with the magic link token.
+template = "Click this link to sign in! http://localhost:5173/magic-link?magicLinkToken=%TOKEN%"
+# (Required) Should STARTTLS be used?
+starttls = false
+
+# [tokens] contains options for token expiry
+[tokens]
+# (Required) How long should magic links be valid for, in seconds?
+magic_link_expiry_seconds = 3600 # 1 hour

trifid-api/migrations/2023-11-19-161415_create_magic_links/down.sql

@@ -0,0 +1 @@
+DROP TABLE magic_links;

trifid-api/migrations/2023-11-19-161415_create_magic_links/up.sql

@@ -0,0 +1,5 @@
+CREATE TABLE magic_links (
+    id VARCHAR NOT NULL PRIMARY KEY,
+    user_id VARCHAR NOT NULL REFERENCES users(id),
+    expires TIMESTAMP NOT NULL
+);

trifid-api/src/config.rs

@@ -4,7 +4,9 @@ use serde::Deserialize;
 #[derive(Deserialize, Clone)]
 pub struct Config {
     pub server: ConfigServer,
-    pub database: ConfigDatabase
+    pub database: ConfigDatabase,
+    pub email: ConfigEmail,
+    pub tokens: ConfigTokens
 }
 
 #[derive(Deserialize, Clone)]
@@ -22,4 +24,21 @@ pub struct ConfigServerBind {
 #[derive(Deserialize, Clone)]
 pub struct ConfigDatabase {
     pub url: String
+}
+
+#[derive(Deserialize, Clone)]
+pub struct ConfigEmail {
+    pub server: String,
+    pub port: u16,
+    pub username: String,
+    pub password: String,
+    pub from_name: String,
+    pub from_email: String,
+    pub template: String,
+    pub starttls: bool
+}
+
+#[derive(Deserialize, Clone)]
+pub struct ConfigTokens {
+    pub magic_link_expiry_seconds: u64
 }

trifid-api/src/email.rs

@@ -0,0 +1,25 @@
+use std::error::Error;
+use mail_send::mail_builder::MessageBuilder;
+use mail_send::SmtpClientBuilder;
+use crate::config::Config;
+
+pub async fn send_email(token: &str, to_address: &str, config: &Config) -> Result<(), Box<dyn Error>> {
+    let message = MessageBuilder::new()
+        .from((config.email.from_name.as_str(), config.email.from_email.as_str()))
+        .to(vec![to_address])
+        .subject("Trifid - Log In")
+        .text_body(config.email.template.replace("%TOKEN%", token));
+
+    let mut password = config.email.password.clone();
+    if password == "%PASSWORD%" {
+        password = std::env::var("TRIFID_EMAIL_PASSWORD")?.clone();
+    }
+
+    SmtpClientBuilder::new(config.email.server.as_str(), config.email.port)
+        .implicit_tls(!config.email.starttls)
+        .credentials((config.email.username.as_str(), password.as_str()))
+        .connect().await?
+        .send(message).await?;
+
+    Ok(())
+}

trifid-api/src/main.rs

@@ -22,6 +22,7 @@ pub mod schema;
 pub mod models;
 #[macro_use]
 pub mod id;
+pub mod email;
 
 
 #[derive(Clone)]

trifid-api/src/models.rs

@@ -1,9 +1,20 @@
-use diesel::{Insertable, Queryable, Selectable};
+use std::time::SystemTime;
+use diesel::{Associations, Identifiable, Insertable, Queryable, Selectable};
 
-#[derive(Queryable, Selectable, Insertable)]
+#[derive(Queryable, Selectable, Insertable, Identifiable, Debug, PartialEq)]
 #[diesel(table_name = crate::schema::users)]
 #[diesel(check_for_backend(diesel::pg::Pg))]
 pub struct User {
     pub id: String,
     pub email: String
+}
+
+#[derive(Queryable, Selectable, Insertable, Identifiable, Associations, Debug, PartialEq)]
+#[diesel(belongs_to(User))]
+#[diesel(table_name = crate::schema::magic_links)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct MagicLink {
+    pub id: String,
+    pub user_id: String,
+    pub expires: SystemTime
 }

trifid-api/src/routes/v1/signup.rs

@@ -1,11 +1,13 @@
+use std::time::{Duration, SystemTime};
 use actix_web::post;
 use actix_web::web::{Data, Json};
 use serde::{Deserialize, Serialize};
 use crate::{AppState, randid};
-use crate::models::User;
+use crate::models::{MagicLink, User};
 use crate::response::JsonAPIResponse;
-use crate::schema::users;
+use crate::schema::{users, magic_links};
 use diesel_async::RunQueryDsl;
+use crate::email::send_email;
 
 #[derive(Deserialize)]
 pub struct SignupRequest {
@@ -24,12 +26,23 @@ pub struct SignupResponseMetadata {}
 pub async fn signup_req(req: Json<SignupRequest>, state: Data<AppState>) -> JsonAPIResponse<SignupResponse> {
     let mut conn = handle_error!(state.pool.get().await);
 
+    let user_id = randid!(id "user");
+
     let new_user = User {
-        id: randid!(id "user"),
+        id: user_id.clone(),
         email: req.email.clone(),
     };
 
     handle_error!(diesel::insert_into(users::table).values(&new_user).execute(&mut conn).await);
 
+    let new_magic_link = MagicLink {
+        id: randid!(token "ml"),
+        user_id,
+        expires: SystemTime::now() + Duration::from_secs(state.config.tokens.magic_link_expiry_seconds)
+    };
+
+    handle_error!(diesel::insert_into(magic_links::table).values(&new_magic_link).execute(&mut conn).await);
+    handle_error!(send_email(&new_magic_link.id, &req.email, &state.config).await);
+
     ok!(SignupResponse { data: None, metadata: SignupResponseMetadata {} })
 }

trifid-api/src/schema.rs

@@ -1,8 +1,23 @@
 // @generated automatically by Diesel CLI.
 
+diesel::table! {
+    magic_links (id) {
+        id -> Varchar,
+        user_id -> Varchar,
+        expires -> Timestamp,
+    }
+}
+
 diesel::table! {
     users (id) {
         id -> Varchar,
         email -> Varchar,
     }
 }
+
+diesel::joinable!(magic_links -> users (user_id));
+
+diesel::allow_tables_to_appear_in_same_query!(
+    magic_links,
+    users,
+);