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a6e786a3fb
bind9-api/data/src/lib.rs
Valentin Brandl fcc4a282c7
Fix comment style of license headers
2018-07-08 20:39:09 +02:00

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Rust
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// Copyright (c) 2018 Brandl, Valentin <mail+rust@vbrandl.net>
// Author: Brandl, Valentin <mail+rust@vbrandl.net>
//
// Licensed unter the Apache License, Version 2.0 or the MIT license, at your
// option.
//
// ********************************************************************************
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// ********************************************************************************
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#![deny(missing_docs)]
//! This crate provides definitions for shared types between the client and the server
#[macro_use]
extern crate failure;
#[macro_use]
extern crate serde_derive;
/// The name of the API token header: `X-Api-Token`
pub const TOKEN_HEADER: &str = "X-Api-Token";
/// Enumeration of DNS record types
#[derive(Eq, PartialEq, Deserialize, Serialize, Debug, Clone, Copy)]
pub enum Record {
/// A record
A,
/// AAAA record
AAAA,
/// AFSDB record
AFSDB,
/// APL record
APL,
/// CAA record
CAA,
/// CDNSKEY record
CDNSKEY,
/// CDS record
CDS,
/// CERT record
CERT,
/// CNAME record
CNAME,
/// DHCID record
DHCID,
/// DLV record
DLV,
/// DNAME record
DNAME,
/// DNSKEY record
DNSKEY,
/// DS record
DS,
/// HIP record
HIP,
/// IPSECKEY record
IPSECKEY,
/// KEY record
KEY,
/// KX record
KX,
/// LOC record
LOC,
/// MX record
MX,
/// NAPTR record
NAPTR,
/// NS record
NS,
/// NSEC record
NSEC,
/// NSEC3 record
NSEC3,
/// NSEC3PARAM record
NSEC3PARAM,
/// OPENPGPKEY record
OPENPGPKEY,
/// PTR record
PTR,
/// RRSIG record
RRSIG,
/// RP record
RP,
/// SIG record
SIG,
/// SOA record
SOA,
/// SRV record
SRV,
/// SSHFP record
SSHFP,
/// TA record
TA,
/// TKEY record
TKEY,
/// TLSA record
TLSA,
/// TSIG record
TSIG,
/// TXT record
TXT,
/// URI record
URI,
/// ALIAS record
ALIAS,
}
/// Error types that the API can yield
#[derive(Debug, Fail)]
pub enum ApiError {
/// Error while parsing a DNS record
#[fail(display = "Parse record error")]
ParseRecord,
/// Error while handling a request
#[fail(display = "API Error")]
RequestError,
}
impl std::str::FromStr for Record {
type Err = ApiError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
match s {
"A" | "a" => Ok(Record::A),
"AAAA" | "aaaa" => Ok(Record::AAAA),
"AFSDB" | "afsdb" => Ok(Record::AFSDB),
"APL" | "apl" => Ok(Record::APL),
"CAA" | "caa" => Ok(Record::CAA),
"CDNSKEY" | "cdnskey" => Ok(Record::CDNSKEY),
"CDS" | "cds" => Ok(Record::CDS),
"CERT" | "cert" => Ok(Record::CERT),
"CNAME" | "cname" => Ok(Record::CNAME),
"DHCID" | "dhcid" => Ok(Record::DHCID),
"DLV" | "dlv" => Ok(Record::DLV),
"DNAME" | "dname" => Ok(Record::DNAME),
"DNSKEY" | "dnskey" => Ok(Record::DNSKEY),
"DS" | "ds" => Ok(Record::DS),
"HIP" | "hip" => Ok(Record::HIP),
"IPSECKEY" | "ipseckey" => Ok(Record::IPSECKEY),
"KEY" | "key" => Ok(Record::KEY),
"KX" | "kx" => Ok(Record::KX),
"LOC" | "loc" => Ok(Record::LOC),
"MX" | "mx" => Ok(Record::MX),
"NAPTR" | "naptr" => Ok(Record::NAPTR),
"NS" | "ns" => Ok(Record::NS),
"NSEC" | "nsec" => Ok(Record::NSEC),
"NSEC3" | "nsec3" => Ok(Record::NSEC3),
"NSEC3PARAM" | "nsec3param" => Ok(Record::NSEC3PARAM),
"OPENPGPKEY" | "openpgpkey" => Ok(Record::OPENPGPKEY),
"PTR" | "ptr" => Ok(Record::PTR),
"RRSIG" | "rrsig" => Ok(Record::RRSIG),
"RP" | "rp" => Ok(Record::RP),
"SIG" | "sig" => Ok(Record::SIG),
"SOA" | "soa" => Ok(Record::SOA),
"SRV" | "srv" => Ok(Record::SRV),
"SSHFP" | "sshfp" => Ok(Record::SSHFP),
"TA" | "ta" => Ok(Record::TA),
"TKEY" | "tkey" => Ok(Record::TKEY),
"TLSA" | "tlsa" => Ok(Record::TLSA),
"TSIG" | "tsig" => Ok(Record::TSIG),
"TXT" | "txt" => Ok(Record::TXT),
"URI" | "uri" => Ok(Record::URI),
"ALIAS" | "alias" => Ok(Record::ALIAS),
_ => Err(ApiError::ParseRecord),
}
}
}
impl std::fmt::Display for Record {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(
f,
"{}",
match *self {
Record::A => "A",
Record::AAAA => "AAAA",
Record::AFSDB => "AFSDB",
Record::APL => "APL",
Record::CAA => "CAA",
Record::CDNSKEY => "CDNSKEY",
Record::CDS => "CDS",
Record::CERT => "CERT",
Record::CNAME => "CNAME",
Record::DHCID => "DHCID",
Record::DLV => "DLV",
Record::DNAME => "DNAME",
Record::DNSKEY => "DNSKEY",
Record::DS => "DS",
Record::HIP => "HIP",
Record::IPSECKEY => "IPSECKEY",
Record::KEY => "KEY",
Record::KX => "KX",
Record::LOC => "LOC",
Record::MX => "MX",
Record::NAPTR => "NAPTR",
Record::NS => "NS",
Record::NSEC => "NSEC",
Record::NSEC3 => "NSEC3",
Record::NSEC3PARAM => "NSEC3PARAM",
Record::OPENPGPKEY => "OPENPGPKEY",
Record::PTR => "PTR",
Record::RRSIG => "RRSIG",
Record::RP => "RP",
Record::SIG => "SIG",
Record::SOA => "SOA",
Record::SRV => "SRV",
Record::SSHFP => "SSHFP",
Record::TA => "TA",
Record::TKEY => "TKEY",
Record::TLSA => "TLSA",
Record::TSIG => "TSIG",
Record::TXT => "TXT",
Record::URI => "URI",
Record::ALIAS => "ALIAS",
}
)
}
}
/// Data for an update request containing the domain name, record type,
/// record value and TTL.
#[derive(Deserialize, Serialize)]
pub struct Update {
name: String,
value: String,
record: Record,
ttl: u32,
}
impl Update {
/// Creates a new Update object.
pub fn new(name: String, value: String, record: Record, ttl: u32) -> Self {
Self {
name,
value,
record,
ttl,
}
}
/// Returns a reference to the name field.
#[inline]
pub fn name(&self) -> &str {
&self.name
}
/// Returns a reference to the value field.
#[inline]
pub fn value(&self) -> &str {
&self.value
}
/// Returns the record field.
#[inline]
pub fn record(&self) -> Record {
self.record
}
/// Returns the TTL.
#[inline]
pub fn ttl(&self) -> u32 {
self.ttl
}
}
/// Data of a delete request, containing the domain name and record type.
#[derive(Deserialize, Serialize)]
pub struct Delete {
name: String,
record: Record,
}
impl Delete {
/// Creates a new Delete object.
pub fn new(name: String, record: Record) -> Self {
Self { name, record }
}
/// Returns a reference to the name field.
#[inline]
pub fn name(&self) -> &str {
&self.name
}
/// Returns the record type.
#[inline]
pub fn record(&self) -> Record {
self.record
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn parse_record() {
assert_eq!("a".parse::<Record>().unwrap(), Record::A);
assert_eq!("A".parse::<Record>().unwrap(), Record::A);
assert_eq!("aaaa".parse::<Record>().unwrap(), Record::AAAA);
assert_eq!("AAAA".parse::<Record>().unwrap(), Record::AAAA);
assert_eq!("txt".parse::<Record>().unwrap(), Record::TXT);
assert_eq!("TXT".parse::<Record>().unwrap(), Record::TXT);
assert_eq!("PTR".parse::<Record>().unwrap(), Record::PTR);
assert_eq!("ptr".parse::<Record>().unwrap(), Record::PTR);
assert!(!"aAaA".parse::<Record>().is_ok());
}
#[test]
fn record_to_str_and_parse_equals_input() {
assert!(validate_record_parsing(Record::A));
assert!(validate_record_parsing(Record::AAAA));
assert!(validate_record_parsing(Record::AFSDB));
assert!(validate_record_parsing(Record::APL));
assert!(validate_record_parsing(Record::CAA));
assert!(validate_record_parsing(Record::CDNSKEY));
assert!(validate_record_parsing(Record::CDS));
assert!(validate_record_parsing(Record::CERT));
assert!(validate_record_parsing(Record::CNAME));
assert!(validate_record_parsing(Record::DHCID));
assert!(validate_record_parsing(Record::DLV));
assert!(validate_record_parsing(Record::DNAME));
assert!(validate_record_parsing(Record::DNSKEY));
assert!(validate_record_parsing(Record::DS));
assert!(validate_record_parsing(Record::HIP));
assert!(validate_record_parsing(Record::IPSECKEY));
assert!(validate_record_parsing(Record::KEY));
assert!(validate_record_parsing(Record::KX));
assert!(validate_record_parsing(Record::LOC));
assert!(validate_record_parsing(Record::MX));
assert!(validate_record_parsing(Record::NAPTR));
assert!(validate_record_parsing(Record::NS));
assert!(validate_record_parsing(Record::NSEC));
assert!(validate_record_parsing(Record::NSEC3));
assert!(validate_record_parsing(Record::NSEC3PARAM));
assert!(validate_record_parsing(Record::OPENPGPKEY));
assert!(validate_record_parsing(Record::PTR));
assert!(validate_record_parsing(Record::RRSIG));
assert!(validate_record_parsing(Record::RP));
assert!(validate_record_parsing(Record::SIG));
assert!(validate_record_parsing(Record::SOA));
assert!(validate_record_parsing(Record::SRV));
assert!(validate_record_parsing(Record::SSHFP));
assert!(validate_record_parsing(Record::TA));
assert!(validate_record_parsing(Record::TKEY));
assert!(validate_record_parsing(Record::TLSA));
assert!(validate_record_parsing(Record::TSIG));
assert!(validate_record_parsing(Record::TXT));
assert!(validate_record_parsing(Record::URI));
assert!(validate_record_parsing(Record::ALIAS));
}
fn validate_record_parsing(record: Record) -> bool {
format!("{}", record).parse::<Record>().unwrap() == record
}
}
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