feat: add "obnam init" subcommand

This reads a passphrase and derives two passwords from that, and
stores them next to the configuration file. The passwords aren't yet
used for anything, that will come later.

1 files changed, 68 insertions, 0 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 3e7d690..dc8a614 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -66,6 +66,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
 
 [[package]]
+name = "base64ct"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0d27fb6b6f1e43147af148af49d49329413ba781aa0d5e10979831c210173b5"
+
+[[package]]
 name = "bitflags"
 version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -204,6 +210,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
 
 [[package]]
+name = "crypto-mac"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4857fd85a0c34b3c3297875b747c1e02e06b6a0ea32dd892d8192b9ce0813ea6"
+dependencies = [
+ "generic-array",
+ "subtle",
+]
+
+[[package]]
 name = "derivative"
 version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -534,6 +550,16 @@ dependencies = [
 ]
 
 [[package]]
+name = "hmac"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1441c6b1e930e2817404b5046f1f989899143a12bf92de603b69f4e0aee1e15"
+dependencies = [
+ "crypto-mac",
+ "digest",
+]
+
+[[package]]
 name = "http"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1008,8 +1034,11 @@ dependencies = [
  "libc",
  "log",
  "log4rs",
+ "pbkdf2",
  "pretty_env_logger",
+ "rand 0.8.3",
  "reqwest",
+ "rpassword",
  "rusqlite",
  "serde",
  "serde_json",
@@ -1105,6 +1134,29 @@ dependencies = [
 ]
 
 [[package]]
+name = "password-hash"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85d8faea6c018131952a192ee55bd9394c51fc6f63294b668d97636e6f842d40"
+dependencies = [
+ "base64ct",
+ "rand_core 0.6.2",
+]
+
+[[package]]
+name = "pbkdf2"
+version = "0.7.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf916dd32dd26297907890d99dc2740e33f6bd9073965af4ccff2967962f5508"
+dependencies = [
+ "base64ct",
+ "crypto-mac",
+ "hmac",
+ "password-hash",
+ "sha2",
+]
+
+[[package]]
 name = "percent-encoding"
 version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1421,6 +1473,16 @@ dependencies = [
 ]
 
 [[package]]
+name = "rpassword"
+version = "5.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffc936cf8a7ea60c58f030fd36a612a48f440610214dc54bc36431f9ea0c3efb"
+dependencies = [
+ "libc",
+ "winapi 0.3.9",
+]
+
+[[package]]
 name = "rusqlite"
 version = "0.24.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1687,6 +1749,12 @@ dependencies = [
 ]
 
 [[package]]
+name = "subtle"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e81da0851ada1f3e9d4312c704aa4f8806f0f9d69faaf8df2f3464b4a9437c2"
+
+[[package]]
 name = "syn"
 version = "1.0.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"