1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135

//! Support CAs publishing at a local, or remote, repository
use std::collections::HashMap;
use std::sync::Arc;

use crate::commons::api::Handle;
use crate::commons::api::{Publish, PublishDelta, RepositoryContact, Update, Withdraw};
use crate::commons::error::Error;
use crate::commons::util::softsigner::OpenSslSigner;
use crate::daemon::ca::CaServer;
use crate::pubd::PubServer;

//------------ CaPublisher ---------------------------------------------------

/// A helper which orchestrates publishing by CAs at either local, or
/// remote, repositories.
pub struct CaPublisher {
    caserver: Arc<CaServer<OpenSslSigner>>,
    pubserver: Option<Arc<PubServer>>,
}

/// # Construct
///
impl CaPublisher {
    pub fn new(caserver: Arc<CaServer<OpenSslSigner>>, pubserver: Option<Arc<PubServer>>) -> Self {
        CaPublisher {
            caserver,
            pubserver,
        }
    }
}

impl CaPublisher {
    fn get_embedded(&self) -> Result<&Arc<PubServer>, Error> {
        self.pubserver
            .as_ref()
            .ok_or_else(|| Error::PublisherNoEmbeddedRepo)
    }

    pub async fn publish(&self, ca_handle: &Handle) -> Result<(), Error> {
        let ca = self.caserver.get_ca(ca_handle)?;

        // Since this is called by the scheduler, this should act as a no-op for
        // new CAs which do not yet have any repository configured.
        let repo_contact = match ca.get_repository_contact() {
            Ok(repo) => repo,
            Err(_) => return Ok(()),
        };

        let list_reply = match &repo_contact {
            RepositoryContact::Embedded(_) => self.get_embedded()?.list(ca_handle)?,
            RepositoryContact::Rfc8181(repo) => {
                self.caserver.send_rfc8181_list(ca_handle, repo).await?
            }
        };

        let delta = {
            let elements: HashMap<_, _> = list_reply
                .into_elements()
                .into_iter()
                .map(|el| el.unpack())
                .collect();

            let mut all_objects: HashMap<_, _> =
                ca.all_objects().into_iter().map(|el| el.unpack()).collect();

            let mut withdraws = vec![];
            let mut updates = vec![];
            for (uri, hash) in elements.into_iter() {
                match all_objects.remove(&uri) {
                    Some(base64) => {
                        if base64.to_encoded_hash() != hash {
                            updates.push(Update::new(None, uri, base64, hash))
                        }
                    }
                    None => withdraws.push(Withdraw::new(None, uri, hash)),
                }
            }
            let publishes = all_objects
                .into_iter()
                .map(|(uri, base64)| Publish::new(None, uri, base64))
                .collect();

            PublishDelta::new(publishes, updates, withdraws)
        };

        match &repo_contact {
            RepositoryContact::Embedded(_) => {
                self.get_embedded()?.publish(ca_handle.clone(), delta)?
            }
            RepositoryContact::Rfc8181(repo) => {
                self.caserver
                    .send_rfc8181_delta(ca_handle, repo, delta)
                    .await?
            }
        };

        Ok(())
    }

    pub async fn clean_up(&self, ca_handle: &Handle) -> Result<(), Error> {
        let ca = self.caserver.get_ca(ca_handle)?;

        let repo = match ca.old_repository_contact() {
            None => return Ok(()),
            Some(contact) => contact,
        };

        info!(
            "Will perform best effort clean up of old repository: {}",
            repo
        );

        let list_reply = match repo {
            RepositoryContact::Embedded(_) => self.get_embedded()?.list(ca_handle)?,
            RepositoryContact::Rfc8181(repo) => {
                self.caserver.send_rfc8181_list(ca_handle, repo).await?
            }
        };

        let delta = list_reply.into_withdraw_delta();

        match repo {
            RepositoryContact::Embedded(_) => {
                self.get_embedded()?.publish(ca_handle.clone(), delta)?
            }
            RepositoryContact::Rfc8181(res) => {
                self.caserver
                    .send_rfc8181_delta(ca_handle, res, delta)
                    .await?
            }
        }

        Ok(())
    }
}