Struct journald::reader::JournalReader

#[repr(transparent)]
pub struct JournalReader { /* private fields */ }

A reader for systemd journal.

Supports read, next, previous, and seek operations.

Implementations

impl JournalReader

pub fn open(config: &JournalReaderConfig) -> Result<JournalReader>

Open the systemd journal for reading.

pub fn next_entry(&mut self) -> Result<Option<JournalEntry>>

Read the next entry from the journal. Returns Ok(None) if there are no more entrys to read.

pub fn previous_entry(&mut self) -> Result<Option<JournalEntry>>

Read the previous entry from the journal. Returns Ok(None) if there are no more entries to read.

pub fn seek(&mut self, seek: JournalSeek) -> Result<()>

Seek to a specific position in journal. On success, returns a cursor to the current entry.

pub fn wait_timeout(&mut self, timeout: Duration) -> Result<WakeupType>

Sync wait until timeout for new journal messages

pub fn wait(&mut self) -> Result<WakeupType>

Sync wait forever for new journal messages

pub fn add_filter(&mut self, filter: &str) -> Result<()>

pub fn as_blocking_iter(&mut self) -> JournalBlockingIter<'_>

Create a blocking Iterator from the reader.

pub fn as_blocking_iter_timeout(
    &mut self,
    timeout: Duration
) -> Result<JournalBlockingIter<'_>>

Create a blocking Iterator with a timeout of timeout.

pub fn as_iter(&mut self) -> JournalIter<'_>

Create a non blocking Iterator.

Trait Implementations

impl Drop for JournalReader

fn drop(&mut self)

Executes the destructor for this type.