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tools/systemd/parse_time: enable */x syntax for calendar events 

we support this in pve, so also support it here to have a more
consistent syntax

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
This commit is contained in:
Dominik Csapak 2020-09-11 10:35:25 +02:00 committed by Dietmar Maurer
parent d937daedb3
commit 13bed6226e
1 changed files with 17 additions and 10 deletions
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27
src/tools/systemd/parse_time.rs
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@ -161,10 +161,17 @@ fn parse_date_time_comp(max: usize) -> impl Fn(&str) -> IResult<&str, DateTimeVa
} }
} }
fn parse_date_time_comp_list(max: usize) -> impl Fn(&str) -> IResult<&str, Vec<DateTimeValue>> { fn parse_date_time_comp_list(start: u32, max: usize) -> impl Fn(&str) -> IResult<&str, Vec<DateTimeValue>> {
move |i: &str| { move |i: &str| {
if i.starts_with("*") { if i.starts_with("*") {
return Ok((&i[1..], Vec::new())); let i = &i[1..];
if i.starts_with("/") {
let (n, repeat) = parse_time_comp(max)(&i[1..])?;
if repeat > 0 {
return Ok((n, vec![DateTimeValue::Repeated(start, repeat)]));
}
}
return Ok((i, Vec::new()));
} }
separated_nonempty_list(tag(","), parse_date_time_comp(max))(i) separated_nonempty_list(tag(","), parse_date_time_comp(max))(i)
@ -174,9 +181,9 @@ fn parse_date_time_comp_list(max: usize) -> impl Fn(&str) -> IResult<&str, Vec<D
fn parse_time_spec(i: &str) -> IResult<&str, (Vec<DateTimeValue>, Vec<DateTimeValue>, Vec<DateTimeValue>)> { fn parse_time_spec(i: &str) -> IResult<&str, (Vec<DateTimeValue>, Vec<DateTimeValue>, Vec<DateTimeValue>)> {
let (i, (hour, minute, opt_second)) = tuple(( let (i, (hour, minute, opt_second)) = tuple((
parse_date_time_comp_list(24), parse_date_time_comp_list(0, 24),
preceded(tag(":"), parse_date_time_comp_list(60)), preceded(tag(":"), parse_date_time_comp_list(0, 60)),
opt(preceded(tag(":"), parse_date_time_comp_list(60))), opt(preceded(tag(":"), parse_date_time_comp_list(0, 60))),
))(i)?; ))(i)?;
if let Some(second) = opt_second { if let Some(second) = opt_second {
@ -190,14 +197,14 @@ fn parse_date_spec(i: &str) -> IResult<&str, (Vec<DateTimeValue>, Vec<DateTimeVa
// TODO: implement ~ for days (man systemd.time) // TODO: implement ~ for days (man systemd.time)
if let Ok((i, (year, month, day))) = tuple(( if let Ok((i, (year, month, day))) = tuple((
parse_date_time_comp_list(2200), // the upper limit for systemd, stay compatible parse_date_time_comp_list(0, 2200), // the upper limit for systemd, stay compatible
preceded(tag("-"), parse_date_time_comp_list(13)), preceded(tag("-"), parse_date_time_comp_list(1, 13)),
preceded(tag("-"), parse_date_time_comp_list(32)), preceded(tag("-"), parse_date_time_comp_list(1, 32)),
))(i) { ))(i) {
Ok((i, (year, month, day))) Ok((i, (year, month, day)))
} else if let Ok((i, (month, day))) = tuple(( } else if let Ok((i, (month, day))) = tuple((
parse_date_time_comp_list(13), parse_date_time_comp_list(1, 13),
preceded(tag("-"), parse_date_time_comp_list(32)), preceded(tag("-"), parse_date_time_comp_list(1, 32)),
))(i) { ))(i) {
Ok((i, (Vec::new(), month, day))) Ok((i, (Vec::new(), month, day)))
} else { } else {