experiment wmexec

Cargo.toml

@@ -5,6 +5,10 @@ edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[[bin]]
+name = "wmexec"
+path = "src/bin/util/exec.rs"
+
 [[bin]]
 name = "wmtest-helper-dummy"
 path = "src/bin/test-helper/dummy.rs"

docker/alpine/Dockerfile

@@ -1,25 +0,0 @@
-FROM rust:alpine as builder
-
-ADD . /root/wingmate
-
-WORKDIR /root/wingmate
-
-RUN apk add musl-dev && cargo clean && \
-    cargo build --release
-
-FROM alpine
-
-COPY --from=builder /root/wingmate/target/release/wingmate-rs /usr/local/bin/wingmate
-COPY --from=builder /root/wingmate/target/release/wmtest-helper-dummy /usr/local/bin/wmtest-helper-dummy
-COPY --from=builder /root/wingmate/target/release/wmtest-helper-spawner /usr/local/bin/wmtest-helper-spawner
-COPY --from=builder /root/wingmate/target/release/wmtest-helper-log /usr/local/bin/wmtest-helper-log
-
-ADD docker/alpine/etc/ /etc/
-ADD docker/alpine/entry.sh /usr/local/bin/entry.sh
-
-RUN chmod -R ugo+x /etc/wingmate && chmod +x /usr/local/bin/entry.sh && apk add tzdata && \
-    ln -sv /usr/share/zoneinfo/Australia/Sydney /etc/localtime
-
-ENTRYPOINT [ "/usr/local/bin/entry.sh" ]
-
-CMD [ "/usr/local/bin/wingmate" ]

docker/alpine/entry.sh

@@ -1,7 +0,0 @@
-#!/bin/sh
-
-if [ $# -gt 0 ];then
-    exec "$@"
-else
-    exec /usr/local/bin/wingmate
-fi

docker/alpine/etc/wingmate/crontab

@@ -1,4 +0,0 @@
-17 * * * * /etc/wingmate/crontab.d/cron1.sh
-*/5 * * * * /etc/wingmate/crontab.d/cron2.sh
-21,41 3,6,14,17,20,22 * * * /etc/wingmate/crontab.d/cron3.sh
-* * * * * /etc/wingmate/crontab.d/cron4.sh

docker/alpine/etc/wingmate/crontab.d/cron1.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-exec wmtest-helper-log /var/log/cron1.log "this cron runs every hour on minute 17"

docker/alpine/etc/wingmate/crontab.d/cron2.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-exec wmtest-helper-log /var/log/cron2.log "this cron runs every hour on minute 5,10,15,20,25,30,35,40,45,50,55"

docker/alpine/etc/wingmate/crontab.d/cron3.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-exec wmtest-helper-log /var/log/cron3.log "this cron runs based on this specification: 21,41 3,6,14,17,20,22 * * *"

docker/alpine/etc/wingmate/crontab.d/cron4.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-exec wmtest-helper-log /var/log/cron4.log "this cron runs every minute"

docker/alpine/etc/wingmate/services/one

@@ -1,4 +0,0 @@
-#!/bin/sh
-
-export LOG_PATH=/var/log/one.log
-exec /usr/local/bin/wmtest-helper-spawner 10

docker/alpine/etc/wingmate/services/three.sh

@@ -1,4 +0,0 @@
-#!/bin/sh
-
-export LOG_PATH=/var/log/three.log
-exec /usr/local/bin/wmtest-helper-spawner 13

docker/alpine/etc/wingmate/services/two.sh

@@ -1,4 +0,0 @@
-#!/bin/sh
-
-export LOG_PATH=/var/log/two.log
-exec /usr/local/bin/wmtest-helper-spawner 4

docker/bookworm/Dockerfile

@@ -1,9 +0,0 @@
-FROM ubuntu:22.04
-
-ADD target/debug/init /usr/local/bin/init
-ADD docker/etc/ /etc/
-
-RUN chmod ugo+x /etc/wingmate/services/one && chmod ugo+x /etc/wingmate/services/two.sh && \
-    chmod ugo-x /etc/wingmate/services/three.sh
-
-CMD [ "/usr/local/bin/init" ]

docker/bookworm/etc/wingmate/crontab

@@ -1,3 +0,0 @@
-17 * * * * sleep 1
-*/12 * * * * sleep 1
-12,17,27 * * * * sleep 1

docker/bookworm/etc/wingmate/services/one

@@ -1 +0,0 @@
-you cannot run this file

docker/bookworm/etc/wingmate/services/three.sh

@@ -1,3 +0,0 @@
-#!/bin/bash
-
-exec sleep 1

docker/bookworm/etc/wingmate/services/two.sh

@@ -1,3 +0,0 @@
-#!/bin/bash
-
-exec sleep 1

src/bin/util/exec.rs

@@ -0,0 +1,40 @@
+use std::env;
+use std::path;
+
+struct wmexec {
+    log: Option<Box<dyn AsRef<path::Path>>>,
+}
+
+impl wmexec {
+    fn new() -> wmexec {
+        wmexec { 
+            log: None
+        }
+    }
+
+    fn log<P: AsRef<path::Path> + 'static>(&mut self, path: P) {
+        self.log = Some(Box::new(path));
+    }
+}
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let args: Vec<String> = env::args().collect();
+    let mut start: usize = 0;
+    let mut skip_next = true;
+
+    'args: for i in 0..args.len() {
+        if skip_next {
+            skip_next = false;
+            continue 'args;
+        }
+
+        match args[i].as_str() {
+            "--" => {
+                start = i + 1;
+                break 'args;
+            },
+            _ => {}
+        }
+    }
+    Ok(())
+}