test: add basic integ tests for mail logic

Dockerfile

@@ -2,7 +2,6 @@ FROM ubuntu:20.04
 # TODO: shared
 RUN apt-get update && apt-get install -y git gcc make uuid-dev vim bash curl libpcre3-dev
 RUN DEBIAN_FRONTEND=noninteractive apt-get -yq install bsd-mailx
-RUN service postfix start
 
 RUN sh -c "`curl -L https://raw.githubusercontent.com/rylnd/shpec/master/install.sh`"
 

Dockerfile.dev

@@ -3,8 +3,6 @@ FROM ubuntu:20.04
 RUN apt-get update && apt-get install -y git gcc make uuid-dev vim bash curl libpcre3-dev
 RUN DEBIAN_FRONTEND=noninteractive apt-get -yq install bsd-mailx
 
-RUN service postfix start
-
 RUN sh -c "`curl -L https://raw.githubusercontent.com/rylnd/shpec/master/install.sh`"
 
 WORKDIR /usr/app

TODO.md

@@ -11,9 +11,9 @@
 - [ ] special crontab config support (toml or yaml?)
 - [x] log to syslog
   - [ ] syslog levels?
+- [ ] Allow log feature flags (fs logs, job logs, time logs, etc)
 - [x] integ testing
 - [x] unit tests
 - [ ] Ensure tests don't log to syslog or whatever (maybe a test sink?)
 - [ ] handle signals and log getting closed or deleted
 - [ ] daemon lock
-- [ ] Allow log feature flags (fs logs, job logs, time logs, etc)

clib.json

@@ -1,6 +1,17 @@
 {
-  "name": "cron",
-  "version": "0.1.0",
+  "name": "chronic",
+  "version": "0.0.1",
+  "author": "Matthew Zito",
+  "repo": "exbotanical/chronic",
+  "license": "MIT",
+  "description": "A cron daemon for modern UNIX systems",
+  "keywords": [
+    "cron",
+    "daemon",
+    "scheduler",
+    "job",
+    "task runner"
+  ],
   "dependencies": {
     "exbotanical/libutil": "*",
     "exbotanical/libhash": "*",
@@ -9,5 +20,6 @@
   "development": {
     "thlorenz/tap.c": "*"
   },
+  // TODO: setup installer
   "src": []
-}
+}

t/integ/main_shpec.bash

@@ -10,6 +10,9 @@ SETUP_PATH="$ROOT_DIR/utils/setup.bash"
 ONE_MIN_IN_SECS=60
 
 describe 'chronic cron daemon'
+  # Required - Docker doesn't save running processes so we need to start the mail server here
+  service postfix start
+
   # shellcheck source=utils/setup.bash
   . "$SETUP_PATH"
 
@@ -102,4 +105,14 @@ describe 'chronic cron daemon'
       assert equal $(validate_timestamps "/tmp/$uname_1.5min" 5) 0
     }
   ti
+
+  it 'sends user mail'
+    uname_1_mail_count="$(cat $MAIL_DIR/$uname_1 | grep 'Subject:' | wc -l 2>/dev/null)"
+    uname_2_mail_count="$(cat $MAIL_DIR/$uname_2 | grep 'Subject:' | wc -l 2>/dev/null)"
+
+    assert gt $uname_1_mail_count 1
+    assert gt $uname_2_mail_count 1
+
+    # TODO: Assert on actual mail contents once we finalize the logic there
+  ti
 end_describe

t/integ/utils/setup.bash

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 
 USER_CRONDIR='/var/spool/cron/crontabs'
+MAIL_DIR='/var/spool/mail'
 
 mk_basic_cron_cmd () {
   local uname="$1"
@@ -37,7 +38,8 @@ teardown_user () {
   teardown_user_crontab $uname
 
   userdel -r $uname && \
-  rm /tmp/$uname*
+  rm /tmp/$uname* && \
+  rm $MAIL_DIR/$uname
 }
 
 setup_user_crondir () {