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1)1Ͱ΋αʔόʔϨε͍ͨ͠
1)1ΧϯϑΝϨϯεؔ੢
߹ಉձࣾEFDS୅දࣾһ
౉ลҰ޺ !LB[@

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WHO!?
౉ลҰ޺(@kaz_29)
߹ಉձࣾ decr ୅දࣾһ
WebΞϓϦέʔγϣϯͷ։ൃ
iOSΞϓϦέʔγϣϯͷ։ൃ
Ϋϥ΢υΠϯϑϥͷߏஙɾӡ༻

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ຊ೔ͷ಺༰
w αʔόʔϨεΞʔΩςΫνϟʔʁ
w "[VSF'VODUJPOTͷ֓ཁ
w 1)1Ͱͷ։ൃͷྫ
w ฐࣾͰͷར༻ྫ

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αʔόʔϨεΞʔΩςΫνϟʔʁ

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r4FSWFSMFTT$POG50,:0 
IUUQUPLZPTFSWFSMFTTDPOGJP
lαʔόʔϨεΞʔΩςΫνϟ͸ɺ։ൃऀͷ૑଄ੑΛ
ૉૣ͘8FC΍ϞόΠϧΞϓϦέʔγϣϯͱ࣮ͯ͠ݱ
͠ɺεέʔϥϏϦςΟ΍ηΩϡϦςΟɺΠϯϑϥͷอ
कͱ͍ͬͨଟ਺ͷྗ࢓ࣄ͔Βղ์͞ΕΔͨΊͷ৽ͨͳ
ύϥμΠϜγϑτͰ͢ɻz

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αʔόʔ؀ڥͷมԽ
w Ϋϥ΢υͷొ৔Ͱॊೈʹੜ੒ɾഁغ͕Ͱ͖Δ༷ʹͳͬͨɻ
w ελϯυΞϩϯΞϓϦ͔Βͷ୤٫ϚΠΫϩαʔϏεͷོ੝
w αʔόʔ͕ͳ͘ͳΔͱ͍͏͜ͱͰ͸ͳ͍ɻ։ൃऀ͕αʔόʔʹ͍ͭͯ୔ࢁͷ
͜ͱΛߟ͑ͳͯ͘ྑ͘ͳΔͱ͍͏͜ͱɻ
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αʔόʔ؀ڥͷมԽ
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Best Practices for Updating Virtual Machines in Microsoft Azure IaaS Deployments

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αʔόʔϨεͱ͸ʁ
w αʔόʔΛҙࣝ͠ͳ͍Ͱྑ͍
w ؆୯ʹεέʔϧͰ͖Δ
w ར༻ྔʹΑΔ՝ۚ

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Α͘ޠΒΕΔϢʔεέʔε
w 8FCΞϓϦέʔγϣϯ
w ϞόΠϧόοΫΤϯυ
w *P5όοΫΤϯυ
w ετϦʔϜϓϩηογϯά΍&5-
w νϟοτϘοτɺίάχςΟϒαʔϏε
w όονॲཧ
w ӡ༻ͷࣗಈԽ

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ࣄྫ೔ܦ৽ฉ
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ࣄྫGBVMUMJOF
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1)1ΧϯϑΝϨϯε෱ԬͰGBVMUMJOFʹ͍ͭͯൃද͖ͯ͠·ͨ͠QIQDPOGVL

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Α͘ޠΒΕΔϢʔεέʔε
w 8FCΞϓϦέʔγϣϯ
w ϞόΠϧόοΫΤϯυ
w *P5όοΫΤϯυ
w ετϦʔϜϓϩηογϯά΍&5-
w νϟοτϘοτɺίάχςΟϒαʔϏε
w όονॲཧ
w ӡ༻ͷࣗಈԽ
࠷ॳʹࢼ͢ͷʹΦεεϝʂ

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Lambda

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lඞཁͳૢ࡞͸ɺ"84-BNCEB͕αϙʔτ͢Δ͍ͣ
Ε͔ͷݴޠ ݱࡏ͸/PEFKTɺ+BWBɺ$͓Αͼ
1ZUIPO
ͰίʔυΛࢦఆ͢Δ͚ͩͰ͢ɻ
z

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lඞཁͳૢ࡞͸ɺ"84-BNCEB͕αϙʔτ͢Δ͍ͣ
Ε͔ͷݴޠ ݱࡏ͸/PEFKTɺ+BWBɺ
$͓Αͼ1ZUIPO
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͸ͳ͍

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"[VSF'VODUJPOT

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l$ɺ'ɺ/PEFKTɺ1ZUIPOɺ1)1ɺ#BUDIɺ
#BTIɺͦͷଞ࣮ߦՄೳͳݴޠΛ࢖ͬͯؔ਺Λهड़Ͱ
͖·͢ɻz
Ͱॻ͚Δ

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"[VSF'VODUJPO

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"[VSF'VODUJPOT
w ΊͬͪΌ͍҆
w ೖྗɾग़ྗͷ࿈ܞػೳ͕๛෋ τϦΨʔɾόΠϯσΟϯά

w 7JTVBM4UVEJPΛ࢖ͬͯͷσόοά ϩʔΧϧɾϦϞʔτʣ
w ΦϯϓϨͰ΋͍͚Δ "[VSF4UBDL

w ϥϯλΠϜ͕Φʔϓϯ IUUQTHJUIVCDPN"[VSF"[VSF'VODUJPOT

w (JUIVC͔ΒσϓϩΠͰ͖Δ

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τϦΨʔͱόΠϯσΟϯά
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-PHJD"QQT

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-PHJD"QQ

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"[VSF'VODUJPOͷػೳ

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"[VSF'VODUJPO

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Ϟχλʔ

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'VODUJPO1SPYZ QSFWJFX

w ෳ਺ͷ'VODUJPOΛ౷߹Ͱ͖Δ
w "1*.BOBHFNFOUͷ୅ΘΓʹ࢖͑Δ
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"[VSF'VODUJPOT
ͪΐͬͱ
͓ߴ͍

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σϓϩΠϝϯτεϩοτ QSFWJFX

#MVF(SFFO%FQMPZNFOU͕؆୯ʹͰ͖Δ

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$POTPMF

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"QQMJDBUJPO*OTJUF QSFWJFX

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%VSBCMF'VODUJPOT Ћ൛

w ෳ਺ͷ'VODUJPOͷ࿈ܞΛൺֱత؆୯ʹ࣮૷Ͱ͖Δ
w 'VODUJPODIBJOJOH
w 'BOPVU'BOJO
w "TZOD)551"1*T
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'VODUJPO$IBJOJOH
public static async Task Run(DurableOrchestrationContext ctx)
{
try
{
var x = await ctx.CallFunctionAsync("F1");
var y = await ctx.CallFunctionAsync("F2", x);
var z = await ctx.CallFunctionAsync("F3", y);
return await ctx.CallFunctionAsync("F4", z);
}
catch (Exception)
{
// error handling/compensation goes here
}
}

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{
var parallelTasks = new List>();
// get a list of N work items to process in parallel
object[] workBatch = await ctx.CallFunctionAsync("F1");
for (int i = 0; i < workBatch.Length; i++)
{
Task task = ctx.CallFunctionAsync("F2", workBatch[i]);
parallelTasks.Add(task);
}
await Task.WhenAll(parallelTasks);
// aggregate all N outputs and send result to F3
int sum = parallelTasks.Sum(t => t.Result);
await ctx.CallFunctionAsync("F3", sum);
}
'BOPVU 'BOJO

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"TZOD)551"1*T
public static async Task Run(
HttpRequestMessage req,
DurableOrchestrationClient starter,
string functionName,
TraceWriter log)
{
// Function name comes from the request URL.
// Function input comes from the request content.
dynamic eventData = await req.Content.ReadAsAsync();
string instanceId = await starter.StartNewAsync(functionName, eventData);
log.Info($"Started orchestration with ID = '{instanceId}'.");
return starter.CreateCheckStatusResponse(req, instanceId);
}

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-JHIUXFJHIU"DUPST
{
int counterState = ctx.GetInput();
string operation = await ctx.WaitForExternalEvent("operation");
if (operation == "incr")
{
counterState++;
}
else if (operation == "decr")
{
counterState--;
}
ctx.ContinueAsNew(counterState);
}

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)VNBO*OUFSBDUJPOBOE5JNFPVUT
{
await ctx.CallFunctionAsync("RequestApproval");
using (var timeoutCts = new CancellationTokenSource())
{
DateTime dueTime = ctx.CurrentUtcDateTime.AddHours(72);
Task durableTimeout = ctx.CreateTimer(dueTime, timeoutCts.Token);
Task approvalEvent = ctx.WaitForExternalEvent("ApprovalEvent");
if (approvalEvent == await Task.WhenAny(approvalEvent, durableTimeout))
{
timeoutCts.Cancel();
await ctx.CallFunctionAsync("HandleApproval", approvalEvent.Result);
}
else
{
await ctx.CallFunctionAsync("Escalate");
}
}
}

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'VODUJPOTͷ࡞Γํ

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όΠϯσΟϯάͷ࢖͍ํ
// ೖྗόΠϯσΟϯάͷಡࠐΈ
$data = file_get_contents(getenv(‘req’));
// ग़ྗόΠϯσΟϯά΁ͷॻࠐΈ
file_put_contents(getenv(‘res’), $data);
var_dump(getenv('res'));
string(72) “D:
\local\Temp\Functions\Binding\[UUID]\res”
ੲջ͔͍͠$(*෩

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࡞Γํ
w 'VODUJPO"QQΛ࡞Δ
w 'VODUJPO࡞Δ
w ίʔυΛॻ͘
w ΞϓϦͷઃఆ
w ؀ڥม਺Λઃఆ
w ࣮ߦ͢Δ

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Έ͍ͨͳͷ͸ɺ΍ͬͯΈͨܥͰ
Α͘ॻ͔Ε͍ͯ·͢ɻ

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Ͱ΋ʜ

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ςετ͸⁉

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1PSUBMͰ௚઀
ίʔυमਖ਼⁉

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'VODUJPOͷσόοάςετ
w 8JOEPXTͳΒʜ
w ୯ମςετ΋͍ͨ͠

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'VODUJPOͷσόοάςετ
ೖɾग़ྗνΣοΫͳΒͰ͖ͦ͏

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αϯϓϧ

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0VUHPJOH8FCIPPLT IUUQ5SJHHFS
IUUQPVUCJOEJOH

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'VODTJPOͷߏ੒

ᵓᴷᴷIPTUKTPO
ᵓᴷᴷGVOD
ᴹᵓᴷᴷGVODUJPOKTPO
ᴹᵋᴷᴷSVOQIQ
ᵋᴷᴷGVOD
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'VODUJPOຖʹσΟϨΫτϦ
τϦΨʔɾόΠϯσΟϯάͳͲͷఆٛ
'VODUJPOͷΤϯτϦϙΠϯτ
ϥϯλΠϜݻ༗ͷߏ੒
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αϯϓϧ'VODUJPOͷߏ੒
.
├── composer.json
├── composer.lock
├── slackbot
│ ├── function.json
│ └── run.php
├── src
│ ├── Functions
│ │ └── SlackBot.php
│ └── Lib
│ └── AzureFunction.php
├── tests
│ ├── Lib
│ │ └── TestCase.php
│ └── TestCase
│ └── Functions
│ └── SlackBotTest.php
├── tmp
└── vendor
├── autoload.php
…
'VODUJPOͷσΟϨΫτϦ
τϦΨʔɾόΠϯσΟϯάͳͲͷఆٛ
'VODUJPOͷΤϯτϦϙΠϯτ
'VODUJPOຊମ
؆୯ͳϥούʔΫϥε
ςετΫϥε
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GVODUJPOKTPO
{
"bindings": [
{
"type": "http",
"direction": "out",
"name": "res"
},
{
"type": "httpTrigger",
"name": "req",
"authLevel": "function",
"methods": [
"post"
],
"direction": "in"
}
],
"disabled": false
}

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SVOQIQ
require dirname(__DIR__) .
DIRECTORY_SEPARATOR . 'vendor' .
DIRECTORY_SEPARATOR . 'autoload.php';
use App\Functions\SlackBot;
$proc = new SlackBot();
$proc->run();

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4MBDL#PUQIQ
namespace App\Functions;
use App\Lib\AzureFunction;
class SlackBot extends AzureFunction
{
public function __construct($req = 'req', $res = 'res')
{
$this->init(getenv($req), getenv($res));
}
…
}

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4MBDL#PUQIQ
public function run()
{
$params = $this->httpParams();
if (!isset($params['user_name']) ||
$params['user_name'] === 'slackbot') {
return;
}
$response = [
'text' => '',
'username' => 'phpconkansai2017demo',
'icon_emoji' => ':phpkansai:',
'attachments' => [[
"color" => '#00BFFF', // blue
"title" => 'ϝοηʔδΛड৴͠·ͨ͠',
"fields" => [[
…
]]
]]
];
$this->writeResponse(json_encode($response));
}

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4-BDL#PU5FTUQIQ
/**
* @test
*/
public function ௨ৗͷॻ͖ࠐΈͷςετ()
{
$params = [
'token' => 'DUMMY',
'user_name' => 'userA',
'text' => 'Hello Azure Function'
];
$this->makeHttpRequest($params);
$this->makeResponse();
…

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4-BDL#PU5FTUQIQ
$this->slackBot = new SlackBot();
$this->slackBot->run();
$result = json_decode($this->getResponse(),
true);
$expected = [
'username' => 'phpconkansai2017demo',
'icon_emoji' => ':phpkansai:',
'text' => '',
'attachments' => [[
"color" => '#00BFFF',
"title" => 'ϝοηʔδΛड৴͠·ͨ͠',
"fields" => [[
// লུ
]]
]]
];
$this->assertEquals($expected, $result);
}

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1)16OJUͰςετ

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ฐࣾͰͷࣄྫ

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ӡ༻πʔϧ
w J04ΞϓϦͷόοΫΤϯυ
w 4MBTI$PNNBOEͰεςʔδϯάαʔόͷىಈɾఀࢭ
w λΠϚʔͰ࣌ʹࣗಈఀࢭ
w ࣗಈఀࢭͷԆ௕

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ߏ੒
4MBTI$PNNBOE
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2VFVF
"1*࣮ߦ
ىಈఀࢭ

"1*࣮ߦ
ঢ়ଶऔಘ

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݁Ռ௨஌
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஗Ԇ2VFVF

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ࣾ಺޲͚πʔϧ
w ݄ॳʹΫϥ΢υܥͷ݄࣍ར༻ྉۚΛ4MBDLʹ௨஌

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·ͱΊ

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'VODUJPOΛ࢖ͬͯΈͯ
w όονͱ͔ॏ͍ॲཧΛͤ͞Δʹ͸ͱͯ΋ศར
దࡐదॴ
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w .BDͰ΋ී௨ʹ։ൃͰ͖Δ
w %VSBCMF'VODUJPOT͸ظ଴େ

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՝୊
w 4FSWFSMFTT'SBNFXPSLͰσϓϩΠ͍ͨ͠
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ࠓ೔ͷαϯϓϧ
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"[VSF'VODUJPO݁ߏ͍͍Ͱ͢
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'JO

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PHPでもサーバーレスしたい

PHPでもサーバーレスしたい

Kaz Watanabe

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