131 lines
4.1 KiB
Rust
131 lines
4.1 KiB
Rust
/*
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* meli - ui crate.
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*
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* Copyright 2019 Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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use super::*;
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use std::io::Write;
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use std::process::{Command, Stdio};
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pub fn verify_signature(a: &Attachment, context: &mut Context) -> Vec<u8> {
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match melib::signatures::verify_signature(a) {
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Ok((bytes, sig)) => {
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let bytes_file = create_temp_file(&bytes, None, None, true);
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let signature_file = create_temp_file(sig, None, None, true);
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if let Ok(gpg) = Command::new(
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context
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.settings
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.pgp
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.gpg_binary
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.as_ref()
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.map(String::as_str)
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.unwrap_or("gpg2"),
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)
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.args(&[
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"--output",
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"-",
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"--verify",
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signature_file.path.to_str().unwrap(),
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bytes_file.path.to_str().unwrap(),
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])
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.stdin(Stdio::piped())
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.stderr(Stdio::piped())
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.spawn()
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{
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return gpg.wait_with_output().unwrap().stderr;
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} else {
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context.replies.push_back(UIEvent::Notification(
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Some(format!(
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"Failed to launch {} to verify PGP signature",
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context
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.settings
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.pgp
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.gpg_binary
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.as_ref()
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.map(String::as_str)
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.unwrap_or("gpg2"),
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)),
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"see meli.conf(5) for configuration setting pgp.gpg_binary".to_string(),
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Some(NotificationType::ERROR),
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));
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}
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}
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Err(e) => {
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context.replies.push_back(UIEvent::Notification(
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Some(e.to_string()),
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String::new(),
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Some(NotificationType::ERROR),
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));
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}
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}
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Vec::new()
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}
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/// Returns multipart/signed
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pub fn sign(
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a: AttachmentBuilder,
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gpg_binary: Option<&str>,
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pgp_key: Option<&str>,
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) -> Result<AttachmentBuilder> {
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let mut command = Command::new(gpg_binary.unwrap_or("gpg2"));
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command.args(&[
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"--digest-algo",
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"sha512",
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"--output",
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"-",
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"--detach-sig",
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"--armor",
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]);
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if let Some(key) = pgp_key {
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command.args(&["--local-user", key]);
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}
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let a: Attachment = a.into();
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let mut gpg = command
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.stdin(Stdio::piped())
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.stdout(Stdio::piped())
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.stderr(Stdio::null())
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.spawn()?;
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let sig_attachment = {
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gpg.stdin
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.as_mut()
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.unwrap()
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.write_all(&melib::signatures::convert_attachment_to_rfc_spec(
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a.into_raw().as_bytes(),
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))
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.unwrap();
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let gpg = gpg.wait_with_output().unwrap();
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Attachment::new(ContentType::PGPSignature, Default::default(), gpg.stdout)
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};
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let a: AttachmentBuilder = a.into();
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let parts = vec![a, sig_attachment.into()];
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let boundary = ContentType::make_boundary(&parts);
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Ok(Attachment::new(
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ContentType::Multipart {
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boundary: boundary.into_bytes(),
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kind: MultipartType::Signed,
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parts: parts.into_iter().map(|a| a.into()).collect::<Vec<_>>(),
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},
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Default::default(),
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Vec::new(),
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)
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.into())
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}
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