Assurer - a pluggable server testing/monitoring framework

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Assurer – A server testing/monitoring framework Gosuke Miyashita http://mizzy.org/

Myself <ul><li>Known as Chocoboy Miyashita somewhere </li></ul><ul><li>Working in paperboy&co. </li></ul><ul><li>Mainly de...

What’s Assurer ? <ul><li>A server testing/monitoring framework like Plagger </li></ul><ul><ul><li>Plugin mechanism </li><...

Where the name Assurer derived from ? <ul><li>Pronounce “A-shu-ra” </li></ul><ul><li>Plagger like tools ended with “er” </...

Image of exec Assurer #0

Image of exec Assurer #1

Image of Asura Baster

Image of the real Asura

Image of fake Asura

Execution phases of Assurer

Execution phases of Assurer <ul><li>Test phase </li></ul><ul><ul><li>Execute test </li></ul></ul><ul><li>Nofity phase </l...

Relation of each phases Test Publish Format Nofity

Details of each phases

Test phase

Test phase <ul><li>Execute test </li></ul><ul><li>Plugins on this phase: </li></ul><ul><ul><li>Test::HTTP </li></ul></ul><...

Config of test phase <ul><li>test: </li></ul><ul><li>- module: HTTP </li></ul><ul><li>config: </li></ul><ul><li>host: ...

Notify phase

Notify フェーズ <ul><li>Notify test results </li></ul><ul><li>Plugin on this phase: </li></ul><ul><ul><li>Notify::IRC </li></...

Config of notify phase <ul><li>notify: </li></ul><ul><li>- module: IRC </li></ul><ul><li>config: </li></ul><ul><li>daemo...

Notify::IRC example

Format phase

Format phase <ul><li>Format test results </li></ul><ul><li>Plugins on this phase: </li></ul><ul><ul><li>Format::Text </li>...

Config of format phase <ul><li>format: </li></ul><ul><li>- module: HTML </li></ul><ul><li>config: </li></ul><ul><li>css:...

Publish phase

Publish phase <ul><li>Output formatted results </li></ul><ul><li>Plugins on this phase: </li></ul><ul><ul><li>Publish::Ter...

Config of publish phase <ul><li>publish: </li></ul><ul><li>- module: Mail </li></ul><ul><li>config: </li></ul><ul><li>subj...

Format::Text + Publish::Term

Format::HTML + Publish::File

Format::Text + Publish::Mail

Summary for now <ul><li>Assurer is a serverPlagger </li></ul><ul><li>Test, Notify, Format and Publish phases </li></ul><u...

Extra functions

Hosts and Roles

Hosts and roles <ul><li>Write target hosts and roles in one place on config.yaml </li></ul>

Config without hosts and roles test: - module: HTTP config: host: www0.mizzy.org - module: HTTP config: host: www1.mizzy.o...

Config with hosts and roles test: - module: HTTP role: web hosts: web: - www0.mizzy.org - www1.mizzy.org

Filter

Filter <ul><li>Filtering test results on format and notify phase </li></ul><ul><li>Filtering formatted results on publish ...

Filter on format phase <ul><li>Only OK results are formatted as text format </li></ul>format: - module: Text filter: modul...

Filter on notify phase <ul><li>Only NOK results are notified to IRC </li></ul>notify: - module: IRC filter: module: Statu...

Filter on publish phase <ul><li>Text formatted results are displayed on a terminal,html formatted results are sent as a ma...

Config validation

Config validation <ul><li>Kwalify – YAML schema validator http://www.kuwata-lab.com/kwalify / </li></ul><ul><li>Validat...

Mistake on common config test s : # test is right - module: Test::HTTP $ ./assurer.pl -c config.yaml Assurer::ConfigLoad...

Mistake on plugin config test: - module: HTTP config: content s : XXX # content is right $ ./assurer.pl -c config.yaml As...

Shell mode

Shell mode <ul><li>Execute shell command on hosts in config.yaml </li></ul>

Shell mode $ ./assurer.pl --shell assurer> uptime [www.mizzy.org] 21:48:24 up 5 days, 23:08, 2 users, load average: 0.2...

Exec on hosts belong to specified role $ ./assurer.pl --shell --role=web assurer> uptime [www.mizzy.org] 21:48:24 up 5...

$Special command !on assurer> !on app1.foo.com \ app2.foo.com do uptime # Exec on app1.foo.com and app2.foo.com o...$

Special command !with assurer> !with web db do uptime # exec on hosts belong to web role and db role assurer> !wi...

Special command !test assurer> !test HTTP Assurer::Plugin::Test::HTTP [info] Testing HTTP on www0.mizzy.org ... ok 1 -...

Special command !test assurer> !test HTTP on app1.foo.com # test http on app1.foo.com assurer> !test HTTP on /....

Parallel testing

Pallarel testing <ul><li>Multiple test processes on test phase </li></ul><ul><li>Default is 5 </li></ul><ul><li>Can change...

Distributed testing

Distributed testing localhost test0.mizzy.org www0.mizzy.org www1.mizzy.org www2.mizzy.org test1.mizzy.org test2.mizzy.org...

Config for distributed testing exec_on: - host: test0.mizzy.org priority: 3 - host: test1.mizzy.org priority: 2 - ...

Auto config generation

Auto config generation <ul><li>Scan hosts in template.yaml by Nmap::Scanner </li></ul><ul><li>Detect services working on t...

Integragte Test::WWW::Mechanize

Integrate Test::WWW::Mechanize <ul><li>Can write tests using Test::WWW::Mechanize </li></ul><ul><li>Put .pl files under a...

asset file for Test::WWW::Mechanize # $host and $mech are set by Assure core $mech ->get_ok("http:// $host ", &q...

Inside Assurer

Assurer::Test module

Assurer::Test module <ul><li>Export Test::More like methods </li></ul><ul><li>is,() like(), ok() </li></ul><ul><li>Output ...

Inside test plugins

Inside test plugins package Assurer::Plugin::Test::HTTP; use base qw( Assurer::Plugin::Test ); use Assurer::Test; sub regi...

Internal mechanism in test phase

Internal mechanism in test phase assurer.pl Assurer::bootstrap() Assurer::Dispatch::run() call exec directly or by ssh ex...

Assurer::Dispatch::run() <ul><li>Exec assurer_test.pl for each test </li></ul><ul><li>Pallarelize by POE::Wheel::Run </li...

assurer_test.pl assurer_test.pl -– config = LS0tCmNvbmZpZzoKICBjb250ZW50OiBJ dCB3b3JrcyEKICBob3N0OiB3d3cubWl6enkub3JnCm1...

Why POE::Wheel::Run ? <ul><li>Would like to exec tests as other processes </li></ul><ul><ul><li>Need non-blocking I/O with...

Roadmap

Roadmap <ul><li>Integrate with Nagios/NRPE (Test::Nagios) </li></ul><ul><li>Enhance notify phase </li></ul><ul><li>Store P...

Web site and IRC channels

Web sites and IRC channels <ul><li>http://assurer.jp/trac </li></ul><ul><li>http://mizzy.org/ </li></ul><ul><li>#assurer@c...

Thanks

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