streaming-common 0.6.0

High performance Stream Processing Framework
Documentation 
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use std::fs::File;
use std::io::Read;
use std::path::PathBuf;

#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct ClusterConfig {
    pub job_manager_address: Vec<String>,

    /// metadata storage mode
    /// use for streaming
    pub metadata_storage_mode: String,
    /// metadata storage arguments
    /// use for streaming
    pub metadata_storage_endpoints: Vec<String>,

    pub task_manager_bind_ip: String,
    pub task_manager_work_dir: String,
}

impl ClusterConfig {
    pub fn new_local() -> Self {
        ClusterConfig {
            job_manager_address: Vec::new(),
            metadata_storage_mode: "Memory".to_string(),
            metadata_storage_endpoints: vec![],

            task_manager_bind_ip: "".to_string(),
            task_manager_work_dir: "./".to_string(),
        }
    }
}

pub fn load_config(path: PathBuf) -> ClusterConfig {
    let context = read_config_from_path(path).expect("read Cluster config error");
    serde_yaml::from_str(&context).expect("parse Cluster config error")
}

pub fn read_config_from_path(path: PathBuf) -> Result<String, std::io::Error> {
    let mut file = File::open(path)?;
    let mut buffer = String::new();
    file.read_to_string(&mut buffer)?;
    Ok(buffer)
}