diff options
Diffstat (limited to 'src/k2v-client/bin/k2v-cli.rs')
| -rw-r--r-- | src/k2v-client/bin/k2v-cli.rs | 203 |
1 files changed, 151 insertions, 52 deletions
diff --git a/src/k2v-client/bin/k2v-cli.rs b/src/k2v-client/bin/k2v-cli.rs index 925ebeb8..cdd63cce 100644 --- a/src/k2v-client/bin/k2v-cli.rs +++ b/src/k2v-client/bin/k2v-cli.rs @@ -1,3 +1,5 @@ +use std::collections::BTreeMap; +use std::process::exit; use std::time::Duration; use k2v_client::*; @@ -57,22 +59,39 @@ enum Command { #[clap(flatten)] output_kind: ReadOutputKind, }, - /// Watch changes on a single value - Poll { - /// Partition key to delete from + /// Watch changes on a single value + PollItem { + /// Partition key of item to watch partition_key: String, - /// Sort key to delete from + /// Sort key of item to watch sort_key: String, /// Causality information #[clap(short, long)] causality: String, /// Timeout, in seconds - #[clap(short, long)] + #[clap(short = 'T', long)] timeout: Option<u64>, /// Output formating #[clap(flatten)] output_kind: ReadOutputKind, }, + /// Watch changes on a range of values + PollRange { + /// Partition key to poll from + partition_key: String, + /// Output only sort keys matching this filter + #[clap(flatten)] + filter: Filter, + /// Marker of data that had previously been seen by a PollRange + #[clap(short = 'S', long)] + seen_marker: Option<String>, + /// Timeout, in seconds + #[clap(short = 'T', long)] + timeout: Option<u64>, + /// Output formating + #[clap(flatten)] + output_kind: BatchOutputKind, + }, /// Delete a single value Delete { /// Partition key to delete from @@ -176,7 +195,6 @@ struct ReadOutputKind { impl ReadOutputKind { fn display_output(&self, val: CausalValue) -> ! { use std::io::Write; - use std::process::exit; if self.json { let stdout = std::io::stdout(); @@ -254,6 +272,83 @@ struct BatchOutputKind { json: bool, } +impl BatchOutputKind { + fn display_human_output(&self, values: BTreeMap<String, CausalValue>) -> ! { + for (key, values) in values { + println!("key: {}", key); + let causality: String = values.causality.into(); + println!("causality: {}", causality); + for value in values.value { + match value { + K2vValue::Value(v) => { + if let Ok(string) = std::str::from_utf8(&v) { + println!(" value(utf-8): {}", string); + } else { + println!(" value(base64): {}", base64::encode(&v)); + } + } + K2vValue::Tombstone => { + println!(" tombstone"); + } + } + } + } + exit(0); + } + + fn values_json(&self, values: BTreeMap<String, CausalValue>) -> Vec<serde_json::Value> { + values + .into_iter() + .map(|(k, v)| { + let mut value = serde_json::to_value(v).unwrap(); + value + .as_object_mut() + .unwrap() + .insert("sort_key".to_owned(), k.into()); + value + }) + .collect::<Vec<_>>() + } + + fn display_poll_range_output( + &self, + seen_marker: String, + values: BTreeMap<String, CausalValue>, + ) -> ! { + if self.json { + let json = serde_json::json!({ + "values": self.values_json(values), + "seen_marker": seen_marker, + }); + + let stdout = std::io::stdout(); + serde_json::to_writer_pretty(stdout, &json).unwrap(); + exit(0) + } else { + println!("seen marker: {}", seen_marker); + self.display_human_output(values) + } + } + + fn display_read_range_output(&self, res: PaginatedRange<CausalValue>) -> ! { + if self.json { + let json = serde_json::json!({ + "next_key": res.next_start, + "values": self.values_json(res.items), + }); + + let stdout = std::io::stdout(); + serde_json::to_writer_pretty(stdout, &json).unwrap(); + exit(0) + } else { + if let Some(next) = res.next_start { + println!("next key: {}", next); + } + self.display_human_output(res.items) + } + } +} + /// Filter for batch operations #[derive(Parser, Debug)] #[clap(group = clap::ArgGroup::new("filter").multiple(true).required(true))] @@ -342,7 +437,7 @@ async fn main() -> Result<(), Error> { let res = client.read_item(&partition_key, &sort_key).await?; output_kind.display_output(res); } - Command::Poll { + Command::PollItem { partition_key, sort_key, causality, @@ -356,7 +451,54 @@ async fn main() -> Result<(), Error> { if let Some(res) = res_opt { output_kind.display_output(res); } else { - println!("Delay expired and value didn't change."); + if output_kind.json { + println!("null"); + } else { + println!("Delay expired and value didn't change."); + } + } + } + Command::PollRange { + partition_key, + filter, + seen_marker, + timeout, + output_kind, + } => { + if filter.conflicts_only + || filter.tombstones + || filter.reverse + || filter.limit.is_some() + { + return Err(Error::Message( + "limit, reverse, conlicts-only, tombstones are invalid for poll-range".into(), + )); + } + + let timeout = timeout.map(Duration::from_secs); + let res = client + .poll_range( + &partition_key, + Some(PollRangeFilter { + start: filter.start.as_deref(), + end: filter.end.as_deref(), + prefix: filter.prefix.as_deref(), + }), + seen_marker.as_deref(), + timeout, + ) + .await?; + match res { + Some((items, seen_marker)) => { + output_kind.display_poll_range_output(seen_marker, items); + } + None => { + if output_kind.json { + println!("null"); + } else { + println!("Delay expired and value didn't change."); + } + } } } Command::ReadIndex { @@ -419,50 +561,7 @@ async fn main() -> Result<(), Error> { }; let mut res = client.read_batch(&[op]).await?; let res = res.pop().unwrap(); - if output_kind.json { - let values = res - .items - .into_iter() - .map(|(k, v)| { - let mut value = serde_json::to_value(v).unwrap(); - value - .as_object_mut() - .unwrap() - .insert("sort_key".to_owned(), k.into()); - value - }) - .collect::<Vec<_>>(); - let json = serde_json::json!({ - "next_key": res.next_start, - "values": values, - }); - - let stdout = std::io::stdout(); - serde_json::to_writer_pretty(stdout, &json).unwrap(); - } else { - if let Some(next) = res.next_start { - println!("next key: {}", next); - } - for (key, values) in res.items { - println!("key: {}", key); - let causality: String = values.causality.into(); - println!("causality: {}", causality); - for value in values.value { - match value { - K2vValue::Value(v) => { - if let Ok(string) = std::str::from_utf8(&v) { - println!(" value(utf-8): {}", string); - } else { - println!(" value(base64): {}", base64::encode(&v)); - } - } - K2vValue::Tombstone => { - println!(" tombstone"); - } - } - } - } - } + output_kind.display_read_range_output(res); } Command::DeleteRange { partition_key, |