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52 changes: 52 additions & 0 deletions HACKING.md
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**Test Plan**

When you make changes ensure at the very minimum you should test the following:

```
auter --disable # deletes /var/lib/auter/enabled, prints "auter disabled"
auter --status # prints "auter is currently disabled"
auter --enable # touches /var/lib/auter/enabled, prints "auter enabled"
auter --status # prints "auter is currently enabled and not running"
auter --help # shows help message
auter --version # prints "auter VERSIONNUMBER"
```

If you don't have any updates available do this:

```
yum install zsh
yum downgrade zsh
```

Prepare custom scripts:

```
echo 'logger custom pre reboot script ran' > /var/lib/auter/pre_reboot_script
echo 'logger custom post reboot script ran' > /var/lib/auter/post_reboot_script
chmod +x /var/lib/auter/*script
```

Now there will be at least one update:

```
Edit /etc/sysconfig/auter to set MAXDELAY=1
auter --prep
prints "Running with: ./auter --prep Updates downloaded", /var/lib/auter/last-prep-auter
/var/lib/auter/last-prep-auter contains update info
auter --apply
prints "Running with: /usr/bin/auter --apply; Applying updates; Updates complete, you may need to reboot for some updates to take effect
Run 'yum history info' and verify that update was applied
/var/lib/auter/last-update-auter contains update info (same as yum history)
auter --reboot
prints "Running with: ./auter --reboot; Rebooting server" followed by shutdown message
tail /var/log/message should include text "root: custom pre reboot script ran"
cat /etc/cron.d/auter-postreboot-auter should show "@reboot root /usr/bin/auter --postreboot --config auter"
After the reboot, tail /var/log/message should include text "root: custom post reboot script ran"
```

**Documentation**

When making any changes to code, make sure documentation (--help, man page) has been updated to reflect any changes
202 changes: 202 additions & 0 deletions LICENSE
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17 changes: 17 additions & 0 deletions Makefile
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pkg_name := "auter"
git_tag := $(shell git describe --exact-match --tags 2>/dev/null | sed "s/^v\?//g")
version := ${git_tag}

ignore_files_regexp := "^(Makefile|${pkg_name}..*.tar.gz|${pkg_name}.spec.*)$$"
files := $(shell ls | egrep -ve ${ignore_files_regexp})

clean:
@rm -rf ${pkg_name}-*.tar.gz

sources:
@mkdir -p ${pkg_name}-${version}
@cp -p ${files} ${pkg_name}-${version}
@tar -zcf ${pkg_name}-${version}.tar.gz ${pkg_name}-${version}
@rm -rf ${pkg_name}-${version}
@sed -r -i "s/^(Name:\s*).*\$$/\1${pkg_name}/g" ${pkg_name}.spec
@sed -r -i "s/^(Version:\s*).*\$$/\1${version}/g" ${pkg_name}.spec
43 changes: 43 additions & 0 deletions NEWS
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Auter NEWS

0.5
* Added transaction ID logging
* Disable random sleeps when running from a tty
* Rename variables to be package manager agonistic
* Add cron examples for @reboot jobs
* Update default auter config file location
* Remove example script files
* Diable cronjobs & enable lockfile on installation
* Switch to using pre/post script directories instead of files
* Add better handling for option parsing
* Added CONFIGSET variable used to distinguish between distinct configs
* Various bugfixes

0.4
* Support DNF
* Add HACKING.md
* Exit if custom config file doesn't exist
* Change post reboot script to use cron instead of rc.local
* Report if there are no updates at prep time
* Record prep and apply output
* Updated man page

0.3
* Better defined exit codes
* Added bounds check for MAXDELAY
* Updated documentation with more details abount configuration options
* Fixed logging error if downloadonly is not available

0.2
* Locking
* Trap Ctrl+C during dangerous section
* Add --status flag
* Move reboot script to /etc/rc.d/rc.local
* Add random delay
* Change from sysv service to --enable/--disable
* Added warnings when pre/post hooks exist but are not executable
* Removed yum transaction support
* Added pid locking to prevent multiple instances of auter running at the same time

0.1
* Initial release
51 changes: 51 additions & 0 deletions README.md
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# auter

**Enable/Disable**

Adds or removes a lockfile that auter will check the presence of to see whether to do anything:
```
auter --enable
auter --disable
```

**Configure**

Edit /etc/auter/auter.conf. See the comments in that file for help. yum/dnf configuration should be used to configure anything affecting yum/dnf, for example packages to exclude.

**Set Regular Schedule**

Edit /etc/cron.d/auter. The following can have different times:

```
prep - Pre-download packages from yum (if downloadonly option is supported)
apply - Apply updates and reboot
```

Typically, you may want *apply* to run on one day for your UAT, and another later day for your Production servers.

**Set Irregular Schedule**

If the times you want this to run varies such that its not definable in a crontab, disable the cron jobs and instead create at jobs (as root):

```
echo '/usr/bin/auter --apply' | at 1am Feb 17
echo '/usr/bin/auter --apply' | at 4am Mar 20
echo '/usr/bin/auter --apply' | at 2am Apr 19
```

**Run at boot time**

To apply updates on every boot, set a cron job in /etc/cron.d/auter:

```
@reboot root /usr/bin/auter --apply
```

**Manual Run**

You'll usually want everything to run via cron, but you can also run auter manually should you wish to, for example for debugging:

```
auter --prep
auter --apply
```
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