annotate src/conv.rs @ 79:2128123b9406

Format (oops!) and make some fun and/or stupid conversions available.
author Paul Fisher <paul@pfish.zone>
date Sun, 08 Jun 2025 04:21:58 -0400
parents 002adfb98c5c
children 05291b601f0a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
69
8f3ae0c7ab92 Rework conversation data types and make safe wrappers.
Paul Fisher <paul@pfish.zone>
parents: 64
diff changeset
1 //! The PAM conversation and associated Stuff.
60
05cc2c27334f The Big Refactor: clean up docs and exports.
Paul Fisher <paul@pfish.zone>
parents: 59
diff changeset
2
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
3 // Temporarily allowed until we get the actual conversation functions hooked up.
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
4 #![allow(dead_code)]
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
5
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
6 use crate::constants::{ErrorCode, Result};
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
7 use secure_string::SecureString;
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
8 use std::cell::Cell;
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
9 use std::fmt;
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
10 use std::result::Result as StdResult;
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
11
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
12 /// The types of message and request that can be sent to a user.
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
13 ///
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
14 /// The data within each enum value is the prompt (or other information)
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
15 /// that will be presented to the user.
76
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
16 #[non_exhaustive]
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
17 pub enum Message<'a> {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
18 Prompt(&'a QAndA<'a>),
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
19 MaskedPrompt(&'a MaskedQAndA<'a>),
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
20 RadioPrompt(&'a RadioQAndA<'a>),
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
21 BinaryPrompt(&'a BinaryQAndA<'a>),
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
22 Error(&'a ErrorMsg<'a>),
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
23 Info(&'a InfoMsg<'a>),
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
24 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
25
76
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
26 impl Message<'_> {
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
27 /// Sets an error answer on this question, without having to inspect it.
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
28 ///
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
29 /// Use this as a default match case:
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
30 ///
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
31 /// ```
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
32 /// use nonstick::conv::{Message, QAndA};
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
33 /// use nonstick::ErrorCode;
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
34 ///
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
35 /// fn cant_respond(message: Message) {
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
36 /// match message {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
37 /// Message::Info(i) => {
76
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
38 /// eprintln!("fyi, {}", i.question());
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
39 /// i.set_answer(Ok(()))
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
40 /// }
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
41 /// Message::Error(e) => {
76
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
42 /// eprintln!("ERROR: {}", e.question());
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
43 /// e.set_answer(Ok(()))
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
44 /// }
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
45 /// // We can't answer any questions.
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
46 /// other => other.set_error(ErrorCode::ConversationError),
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
47 /// }
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
48 /// }
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
49 pub fn set_error(&self, err: ErrorCode) {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
50 match *self {
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
51 Message::Prompt(m) => m.set_answer(Err(err)),
76
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
52 Message::MaskedPrompt(m) => m.set_answer(Err(err)),
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
53 Message::RadioPrompt(m) => m.set_answer(Err(err)),
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
54 Message::BinaryPrompt(m) => m.set_answer(Err(err)),
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
55 Message::Error(m) => m.set_answer(Err(err)),
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
56 Message::Info(m) => m.set_answer(Err(err)),
76
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
57 }
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
58 }
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
59 }
e58d24849e82 Add Message::set_error to quickly answer a question with an error.
Paul Fisher <paul@pfish.zone>
parents: 74
diff changeset
60
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
61 macro_rules! q_and_a {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
62 ($name:ident<'a, Q=$qt:ty, A=$at:ty>, $val:path, $($doc:literal)*) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
63 $(
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
64 #[doc = $doc]
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
65 )*
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
66 pub struct $name<'a> {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
67 q: $qt,
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
68 a: Cell<Result<$at>>,
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
69 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
70
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
71 impl<'a> $name<'a> {
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
72 #[doc = concat!("Creates a `", stringify!($t), "` to be sent to the user.")]
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
73 pub fn new(question: $qt) -> Self {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
74 Self {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
75 q: question,
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
76 a: Cell::new(Err(ErrorCode::ConversationError)),
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
77 }
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
78 }
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
79
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
80 /// Converts this Q&A into a [`Message`] for the [`Conversation`].
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
81 pub fn message(&self) -> Message<'_> {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
82 $val(self)
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
83 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
84
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
85 /// The contents of the question being asked.
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
86 ///
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
87 /// For instance, this might say `"Username:"` to prompt the user
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
88 /// for their name, or the text of an error message.
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
89 pub fn question(&self) -> $qt {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
90 self.q
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
91 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
92
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
93 /// Sets the answer to the question.
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
94 ///
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
95 /// The [`Conversation`] implementation calls this to set the answer.
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
96 /// The conversation should *always call this function*,
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
97 /// even for Q&A messages that don't have "an answer"
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
98 /// (like error or info messages).
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
99 pub fn set_answer(&self, answer: Result<$at>) {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
100 self.a.set(answer)
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
101 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
102
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
103 /// Gets the answer to the question.
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
104 pub fn answer(self) -> Result<$at> {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
105 self.a.into_inner()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
106 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
107 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
108
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
109 // shout out to stackoverflow user ballpointben for this lazy impl:
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
110 // https://stackoverflow.com/a/78871280/39808
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
111 impl fmt::Debug for $name<'_> {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
112 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> StdResult<(), fmt::Error> {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
113 #[derive(Debug)]
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
114 struct $name<'a> { q: $qt }
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
115 fmt::Debug::fmt(&$name { q: self.q }, f)
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
116 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
117 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
118 };
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
119 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
120
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
121 q_and_a!(
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
122 MaskedQAndA<'a, Q=&'a str, A=SecureString>,
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
123 Message::MaskedPrompt,
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
124 "A Q&A that asks the user for text and does not show it while typing."
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
125 ""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
126 "In other words, a password entry prompt."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
127 );
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
128
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
129 q_and_a!(
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
130 QAndA<'a, Q=&'a str, A=String>,
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
131 Message::Prompt,
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
132 "A standard Q&A prompt that asks the user for text."
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
133 ""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
134 "This is the normal \"ask a person a question\" prompt."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
135 "When the user types, their input will be shown to them."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
136 "It can be used for things like usernames."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
137 );
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
138
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
139 q_and_a!(
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
140 RadioQAndA<'a, Q=&'a str, A=String>,
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
141 Message::RadioPrompt,
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
142 "A Q&A for \"radio button\"–style data. (Linux-PAM extension)"
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
143 ""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
144 "This message type is theoretically useful for \"yes/no/maybe\""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
145 "questions, but nowhere in the documentation is it specified"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
146 "what the format of the answer will be, or how this should be shown."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
147 );
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
148
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
149 q_and_a!(
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
150 BinaryQAndA<'a, Q=(&'a [u8], u8), A=BinaryData>,
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
151 Message::BinaryPrompt,
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
152 "Asks for binary data. (Linux-PAM extension)"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
153 ""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
154 "This sends a binary message to the client application."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
155 "It can be used to communicate with non-human logins,"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
156 "or to enable things like security keys."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
157 ""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
158 "The `data_type` tag is a value that is simply passed through"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
159 "to the application. PAM does not define any meaning for it."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
160 );
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
161
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
162 /// Owned binary data.
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
163 #[derive(Debug, Default, PartialEq)]
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
164 pub struct BinaryData {
79
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
165 /// The data.
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
166 pub data: Vec<u8>,
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
167 /// A tag describing the type of the data, to use how you please.
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
168 pub data_type: u8,
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
169 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
170
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
171 impl BinaryData {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
172 /// Creates a `BinaryData` with the given contents and type.
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
173 pub fn new(data: impl Into<Vec<u8>>, data_type: u8) -> Self {
79
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
174 Self {
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
175 data: data.into(),
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
176 data_type,
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
177 }
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
178 }
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
179 }
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
180
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
181 impl<IV: Into<Vec<u8>>> From<(IV, u8)> for BinaryData {
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
182 /// Makes a new BinaryData from borrowed data.
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
183 fn from((data, data_type): (IV, u8)) -> Self {
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
184 Self {
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
185 data: data.into(),
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
186 data_type,
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
187 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
188 }
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
189 }
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
190
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
191 impl From<BinaryData> for (Vec<u8>, u8) {
79
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
192 /// Easy destructuring.
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
193 fn from(value: BinaryData) -> Self {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
194 (value.data, value.data_type)
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
195 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
196 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
197
79
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
198 impl<'a> From<&'a BinaryData> for (&'a [u8], u8) {
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
199 fn from(value: &'a BinaryData) -> Self {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
200 (&value.data, value.data_type)
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
201 }
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
202 }
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
203
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
204 q_and_a!(
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
205 InfoMsg<'a, Q = &'a str, A = ()>,
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
206 Message::Info,
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
207 "A message containing information to be passed to the user."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
208 ""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
209 "While this does not have an answer, [`Conversation`] implementations"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
210 "should still call [`set_answer`][`QAndA::set_answer`] to verify that"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
211 "the message has been displayed (or actively discarded)."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
212 );
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
213
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
214 q_and_a!(
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
215 ErrorMsg<'a, Q = &'a str, A = ()>,
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
216 Message::Error,
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
217 "An error message to be passed to the user."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
218 ""
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
219 "While this does not have an answer, [`Conversation`] implementations"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
220 "should still call [`set_answer`][`QAndA::set_answer`] to verify that"
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
221 "the message has been displayed (or actively discarded)."
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
222 );
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
223
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
224 /// A channel for PAM modules to request information from the user.
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
225 ///
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
226 /// This trait is used by both applications and PAM modules:
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
227 ///
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
228 /// - Applications implement Conversation and provide a user interface
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
229 /// to allow the user to respond to PAM questions.
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
230 /// - Modules call a Conversation implementation to request information
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
231 /// or send information to the user.
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
232 pub trait Conversation {
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
233 /// Sends messages to the user.
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
234 ///
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
235 /// The returned Vec of messages always contains exactly as many entries
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
236 /// as there were messages in the request; one corresponding to each.
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
237 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
238 /// TODO: write detailed documentation about how to use this.
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
239 fn communicate(&mut self, messages: &[Message]);
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
240 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
241
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
242 /// Turns a simple function into a [`Conversation`].
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
243 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
244 /// This can be used to wrap a free-floating function for use as a
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
245 /// Conversation:
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
246 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
247 /// ```
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
248 /// use nonstick::conv::{conversation_func, Conversation, Message};
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
249 /// mod some_library {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
250 /// # use nonstick::Conversation;
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
251 /// pub fn get_auth_data(conv: &mut impl Conversation) {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
252 /// /* ... */
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
253 /// }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
254 /// }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
255 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
256 /// fn my_terminal_prompt(messages: &[Message]) {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
257 /// // ...
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
258 /// # todo!()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
259 /// }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
260 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
261 /// fn main() {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
262 /// some_library::get_auth_data(&mut conversation_func(my_terminal_prompt));
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
263 /// }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
264 /// ```
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
265 pub fn conversation_func(func: impl FnMut(&[Message])) -> impl Conversation {
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
266 Convo(func)
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
267 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
268
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
269 struct Convo<C: FnMut(&[Message])>(C);
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
270
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
271 impl<C: FnMut(&[Message])> Conversation for Convo<C> {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
272 fn communicate(&mut self, messages: &[Message]) {
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
273 self.0(messages)
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
274 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
275 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
276
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
277 /// A conversation trait for asking or answering one question at a time.
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
278 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
279 /// An implementation of this is provided for any [`Conversation`],
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
280 /// or a PAM application can implement this trait and handle messages
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
281 /// one at a time.
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
282 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
283 /// For example, to use a `Conversation` as a `SimpleConversation`:
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
284 ///
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
285 /// ```
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
286 /// # use nonstick::{Conversation, Result};
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
287 /// # use secure_string::SecureString;
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
288 /// // Bring this trait into scope to get `masked_prompt`, among others.
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
289 /// use nonstick::SimpleConversation;
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
290 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
291 /// fn ask_for_token(convo: &mut impl Conversation) -> Result<SecureString> {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
292 /// convo.masked_prompt("enter your one-time token")
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
293 /// }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
294 /// ```
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
295 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
296 /// or to use a `SimpleConversation` as a `Conversation`:
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
297 ///
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
298 /// ```
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
299 /// use nonstick::{Conversation, SimpleConversation};
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
300 /// use secure_string::SecureString;
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
301 /// # use nonstick::{BinaryData, Result};
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
302 /// mod some_library {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
303 /// # use nonstick::Conversation;
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
304 /// pub fn get_auth_data(conv: &mut impl Conversation) { /* ... */
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
305 /// }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
306 /// }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
307 ///
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
308 /// struct MySimpleConvo {/* ... */}
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
309 /// # impl MySimpleConvo { fn new() -> Self { Self{} } }
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
310 ///
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
311 /// impl SimpleConversation for MySimpleConvo {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
312 /// // ...
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
313 /// # fn prompt(&mut self, request: &str) -> Result<String> {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
314 /// # todo!()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
315 /// # }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
316 /// #
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
317 /// # fn masked_prompt(&mut self, request: &str) -> Result<SecureString> {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
318 /// # todo!()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
319 /// # }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
320 /// #
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
321 /// # fn radio_prompt(&mut self, request: &str) -> Result<String> {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
322 /// # todo!()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
323 /// # }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
324 /// #
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
325 /// # fn error_msg(&mut self, message: &str) {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
326 /// # todo!()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
327 /// # }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
328 /// #
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
329 /// # fn info_msg(&mut self, message: &str) {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
330 /// # todo!()
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
331 /// # }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
332 /// #
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
333 /// # fn binary_prompt(&mut self, (data, data_type): (&[u8], u8)) -> Result<BinaryData> {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
334 /// # todo!()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
335 /// # }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
336 /// }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
337 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
338 /// fn main() {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
339 /// let mut simple = MySimpleConvo::new();
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
340 /// some_library::get_auth_data(&mut simple.as_conversation())
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
341 /// }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
342 /// ```
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
343 pub trait SimpleConversation {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
344 /// Lets you use this simple conversation as a full [Conversation].
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
345 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
346 /// The wrapper takes each message received in [`Conversation::communicate`]
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
347 /// and passes them one-by-one to the appropriate method,
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
348 /// then collects responses to return.
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
349 fn as_conversation(&mut self) -> Demux<'_, Self>
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
350 where
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
351 Self: Sized,
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
352 {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
353 Demux(self)
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
354 }
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
355 /// Prompts the user for something.
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
356 fn prompt(&mut self, request: &str) -> Result<String>;
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
357 /// Prompts the user for something, but hides what the user types.
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
358 fn masked_prompt(&mut self, request: &str) -> Result<SecureString>;
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
359 /// Prompts the user for a yes/no/maybe conditional (a Linux-PAM extension).
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
360 ///
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
361 /// PAM documentation doesn't define the format of the response.
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
362 fn radio_prompt(&mut self, request: &str) -> Result<String>;
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
363 /// Alerts the user to an error.
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
364 fn error_msg(&mut self, message: &str);
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
365 /// Sends an informational message to the user.
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
366 fn info_msg(&mut self, message: &str);
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
367 /// Requests binary data from the user (a Linux-PAM extension).
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
368 fn binary_prompt(&mut self, data_and_type: (&[u8], u8)) -> Result<BinaryData>;
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
369 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
370
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
371 macro_rules! conv_fn {
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
372 ($fn_name:ident($($param:tt: $pt:ty),+) -> $resp_type:ty { $msg:ty }) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
373 fn $fn_name(&mut self, $($param: $pt),*) -> Result<$resp_type> {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
374 let prompt = <$msg>::new($($param),*);
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
375 self.communicate(&[prompt.message()]);
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
376 prompt.answer()
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
377 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
378 };
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
379 ($fn_name:ident($($param:tt: $pt:ty),+) { $msg:ty }) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
380 fn $fn_name(&mut self, $($param: $pt),*) {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
381 self.communicate(&[<$msg>::new($($param),*).message()]);
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
382 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
383 };
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
384 }
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
385
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
386 impl<C: Conversation> SimpleConversation for C {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
387 conv_fn!(prompt(message: &str) -> String { QAndA });
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
388 conv_fn!(masked_prompt(message: &str) -> SecureString { MaskedQAndA } );
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
389 conv_fn!(radio_prompt(message: &str) -> String { RadioQAndA });
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
390 conv_fn!(error_msg(message: &str) { ErrorMsg });
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
391 conv_fn!(info_msg(message: &str) { InfoMsg });
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
392 conv_fn!(binary_prompt((data, data_type): (&[u8], u8)) -> BinaryData { BinaryQAndA });
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
393 }
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
394
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
395 /// A [`Conversation`] which asks the questions one at a time.
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
396 ///
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
397 /// This is automatically created by [`SimpleConversation::as_conversation`].
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
398 pub struct Demux<'a, SC: SimpleConversation>(&'a mut SC);
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
399
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
400 impl<SC: SimpleConversation> Conversation for Demux<'_, SC> {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
401 fn communicate(&mut self, messages: &[Message]) {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
402 for msg in messages {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
403 match msg {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
404 Message::Prompt(prompt) => prompt.set_answer(self.0.prompt(prompt.question())),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
405 Message::MaskedPrompt(prompt) => {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
406 prompt.set_answer(self.0.masked_prompt(prompt.question()))
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
407 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
408 Message::RadioPrompt(prompt) => {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
409 prompt.set_answer(self.0.radio_prompt(prompt.question()))
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
410 }
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
411 Message::Info(prompt) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
412 self.0.info_msg(prompt.question());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
413 prompt.set_answer(Ok(()))
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
414 }
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
415 Message::Error(prompt) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
416 self.0.error_msg(prompt.question());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
417 prompt.set_answer(Ok(()))
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
418 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
419 Message::BinaryPrompt(prompt) => {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
420 let q = prompt.question();
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
421 prompt.set_answer(self.0.binary_prompt(q))
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
422 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
423 }
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
424 }
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
425 }
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
426 }
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
427
69
8f3ae0c7ab92 Rework conversation data types and make safe wrappers.
Paul Fisher <paul@pfish.zone>
parents: 64
diff changeset
428 #[cfg(test)]
71
58f9d2a4df38 Reorganize everything again???
Paul Fisher <paul@pfish.zone>
parents: 70
diff changeset
429 mod tests {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
430 use super::{
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
431 BinaryQAndA, Conversation, ErrorMsg, InfoMsg, MaskedQAndA, Message, QAndA, RadioQAndA,
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
432 Result, SecureString, SimpleConversation,
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
433 };
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
434 use crate::constants::ErrorCode;
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
435 use crate::BinaryData;
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
436
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
437 #[test]
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
438 fn test_demux() {
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
439 #[derive(Default)]
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
440 struct DemuxTester {
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
441 error_ran: bool,
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
442 info_ran: bool,
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
443 }
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
444
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
445 impl SimpleConversation for DemuxTester {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
446 fn prompt(&mut self, request: &str) -> Result<String> {
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
447 match request {
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
448 "what" => Ok("whatwhat".to_owned()),
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
449 "give_err" => Err(ErrorCode::PermissionDenied),
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
450 _ => panic!("unexpected prompt!"),
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
451 }
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
452 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
453 fn masked_prompt(&mut self, request: &str) -> Result<SecureString> {
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
454 assert_eq!("reveal", request);
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
455 Ok(SecureString::from("my secrets"))
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
456 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
457 fn radio_prompt(&mut self, request: &str) -> Result<String> {
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
458 assert_eq!("channel?", request);
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
459 Ok("zero".to_owned())
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
460 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
461 fn error_msg(&mut self, message: &str) {
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
462 self.error_ran = true;
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
463 assert_eq!("whoopsie", message);
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
464 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
465 fn info_msg(&mut self, message: &str) {
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
466 self.info_ran = true;
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
467 assert_eq!("did you know", message);
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
468 }
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
469 fn binary_prompt(&mut self, data_and_type: (&[u8], u8)) -> Result<BinaryData> {
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
470 assert_eq!((&[10, 9, 8][..], 66), data_and_type);
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
471 Ok(BinaryData::new(vec![5, 5, 5], 5))
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
472 }
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
473 }
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
474
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
475 let mut tester = DemuxTester::default();
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
476
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
477 let what = QAndA::new("what");
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
478 let pass = MaskedQAndA::new("reveal");
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
479 let err = ErrorMsg::new("whoopsie");
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
480 let info = InfoMsg::new("did you know");
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
481 let has_err = QAndA::new("give_err");
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
482
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
483 let mut conv = tester.as_conversation();
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
484
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
485 // Basic tests.
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
486
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
487 conv.communicate(&[
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
488 what.message(),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
489 pass.message(),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
490 err.message(),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
491 info.message(),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
492 has_err.message(),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
493 ]);
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
494
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
495 assert_eq!("whatwhat", what.answer().unwrap());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
496 assert_eq!(SecureString::from("my secrets"), pass.answer().unwrap());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
497 assert_eq!(Ok(()), err.answer());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
498 assert_eq!(Ok(()), info.answer());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
499 assert_eq!(ErrorCode::PermissionDenied, has_err.answer().unwrap_err());
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
500 assert!(tester.error_ran);
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
501 assert!(tester.info_ran);
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
502
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
503 // Test the Linux extensions separately.
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
504
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
505 let mut conv = tester.as_conversation();
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
506
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
507 let radio = RadioQAndA::new("channel?");
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
508 let bin = BinaryQAndA::new((&[10, 9, 8], 66));
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
509 conv.communicate(&[radio.message(), bin.message()]);
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
510
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
511 assert_eq!("zero", radio.answer().unwrap());
79
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
512 assert_eq!(BinaryData::from(([5, 5, 5], 5)), bin.answer().unwrap());
70
9f8381a1c09c Implement low-level conversation primitives.
Paul Fisher <paul@pfish.zone>
parents: 69
diff changeset
513 }
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
514
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
515 fn test_mux() {
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
516 struct MuxTester;
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
517
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
518 impl Conversation for MuxTester {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
519 fn communicate(&mut self, messages: &[Message]) {
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
520 if let [msg] = messages {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
521 match *msg {
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
522 Message::Info(info) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
523 assert_eq!("let me tell you", info.question());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
524 info.set_answer(Ok(()))
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
525 }
77
351bdc13005e Update the libpam module to work with the new structure.
Paul Fisher <paul@pfish.zone>
parents: 76
diff changeset
526 Message::Error(error) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
527 assert_eq!("oh no", error.question());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
528 error.set_answer(Ok(()))
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
529 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
530 Message::Prompt(prompt) => prompt.set_answer(match prompt.question() {
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
531 "should_err" => Err(ErrorCode::PermissionDenied),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
532 "question" => Ok("answer".to_owned()),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
533 other => panic!("unexpected question {other:?}"),
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
534 }),
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
535 Message::MaskedPrompt(ask) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
536 assert_eq!("password!", ask.question());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
537 ask.set_answer(Ok("open sesame".into()))
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
538 }
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
539 Message::BinaryPrompt(prompt) => {
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
540 assert_eq!((&[1, 2, 3][..], 69), prompt.question());
79
2128123b9406 Format (oops!) and make some fun and/or stupid conversions available.
Paul Fisher <paul@pfish.zone>
parents: 78
diff changeset
541 prompt.set_answer(Ok(BinaryData::from((&[3, 2, 1], 42))))
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
542 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
543 Message::RadioPrompt(ask) => {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
544 assert_eq!("radio?", ask.question());
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
545 ask.set_answer(Ok("yes".to_owned()))
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
546 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
547 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
548 } else {
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
549 panic!(
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
550 "there should only be one message, not {len}",
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
551 len = messages.len()
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
552 )
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
553 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
554 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
555 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
556
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
557 let mut tester = MuxTester;
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
558
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
559 assert_eq!("answer", tester.prompt("question").unwrap());
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
560 assert_eq!(
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
561 SecureString::from("open sesame"),
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
562 tester.masked_prompt("password!").unwrap()
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
563 );
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
564 tester.error_msg("oh no");
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
565 tester.info_msg("let me tell you");
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
566 {
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
567 assert_eq!("yes", tester.radio_prompt("radio?").unwrap());
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
568 assert_eq!(
74
c7c596e6388f Make conversations type-safe (last big reorg) (REAL) (NOT CLICKBAIT)
Paul Fisher <paul@pfish.zone>
parents: 73
diff changeset
569 BinaryData::new(vec![3, 2, 1], 42),
78
002adfb98c5c Rename files, reorder structs, remove annoying BorrowedBinaryData type.
Paul Fisher <paul@pfish.zone>
parents: 77
diff changeset
570 tester.binary_prompt((&[1, 2, 3], 69)).unwrap(),
73
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
571 )
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
572 }
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
573 assert_eq!(
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
574 ErrorCode::BufferError,
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
575 tester.prompt("should_error").unwrap_err(),
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
576 );
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
577 assert_eq!(
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
578 ErrorCode::ConversationError,
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
579 tester.masked_prompt("return_wrong_type").unwrap_err()
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
580 )
ac6881304c78 Do conversations, along with way too much stuff.
Paul Fisher <paul@pfish.zone>
parents: 72
diff changeset
581 }
69
8f3ae0c7ab92 Rework conversation data types and make safe wrappers.
Paul Fisher <paul@pfish.zone>
parents: 64
diff changeset
582 }