episode 1a logging

mike-kfed · mike-kfed · commit 62a9617e54a4 · 2021-07-22T13:26:11.000+02:00
diff --git a/1a_logging/python/foo/__init__.py b/1a_logging/python/foo/__init__.py
@@ -0,0 +1,12 @@
+import logging
+
+from . import bar
+
+log = logging.getLogger(__name__)
+
+
+def run():
+    log.warn("warn")
+    log.info("info")
+    log.debug("debug")
+    bar.run()
diff --git a/1a_logging/python/foo/bar.py b/1a_logging/python/foo/bar.py
@@ -0,0 +1,9 @@
+import logging
+
+log = logging.getLogger(__name__)
+
+
+def run():
+    log.warn("warn")
+    log.info("info")
+    log.debug("debug")
diff --git a/1a_logging/python/log.py b/1a_logging/python/log.py
@@ -0,0 +1,15 @@
+import logging
+import logging.config
+import yaml
+
+import foo
+
+if __name__ == "__main__":
+    with open('logconf.yaml', 'r') as f:
+        log_cfg = yaml.safe_load(f.read())
+    logging.config.dictConfig(log_cfg)
+    logging.warning('warn')
+    logging.error("error")
+    logging.info('info')
+    logging.debug("debug")
+    foo.run()
diff --git a/1a_logging/python/logconf.yaml b/1a_logging/python/logconf.yaml
@@ -0,0 +1,34 @@
+version: 1
+
+formatters:
+  simple:
+    format: "%(asctime)s [%(levelname)s] [%(name)s] - %(message)s"
+    datefmt: "%Y-%m-%dT%H:%M:%S"
+  extended:
+    format: "%(asctime)s [%(levelname)s] [%(name)s:%(lineno)s] - %(message)s"
+    datefmt: "%Y-%m-%dT%H:%M:%S"
+
+handlers:
+  console:
+    class: logging.StreamHandler
+    level: DEBUG
+    formatter: simple
+
+  file_handler:
+    class: logging.FileHandler
+    level: DEBUG
+    filename: test.log
+    formatter: extended
+
+loggers:
+  foo:
+    level: INFO
+    handlers: [console]
+    propagate: no
+  foo.bar:
+    level: DEBUG
+    handlers: [console, file_handler]
+    propagate: no
+root:
+  level: INFO
+  handlers: [console]
diff --git a/1a_logging/rust/logex/Cargo.toml b/1a_logging/rust/logex/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "logex"
+version = "0.1.0"
+authors = ["Bedroom Builds"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+chrono = "0.4.19"
+env_logger = "0.8.3"
+log = "0.4.14"
diff --git a/1a_logging/rust/logex/src/main.rs b/1a_logging/rust/logex/src/main.rs
@@ -0,0 +1,46 @@
+use chrono::Local;
+use env_logger::Builder;
+use log::LevelFilter;
+use std::io::Write;
+
+mod foo {
+    mod bar {
+        pub fn run() {
+            log::warn!("warn");
+            log::info!("info");
+            log::debug!("debug");
+        }
+    }
+
+    pub fn run() {
+        log::warn!("warn");
+        log::info!("info");
+        log::debug!("debug");
+        bar::run();
+    }
+}
+
+fn main() {
+    Builder::new()
+        .format(|buf, record| {
+            writeln!(
+                buf,
+                "{} [{}] [{}] - {}",
+                Local::now().format("%Y-%m-%dT%H:%M:%S"),
+                record.level(),
+                record.module_path().unwrap_or("-"),
+                record.args()
+            )
+        })
+        // run with LOGEX_LOG="warn,logex::foo=info,logex::foo::bar=debug"
+        .parse_env("LOGEX_LOG")
+        // filter_level wins over environment
+        .filter_level(LevelFilter::Info)
+        .init();
+
+    log::warn!("warn");
+    log::error!("error");
+    log::info!("info");
+    log::debug!("debug");
+    foo::run();
+}
