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global-functions: queue Telegram notifications on failure and re-send

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This introduces function $FlushTelegramQueue, which flushes queue of
Telegram notifications. Notifications are appended to the queue if
sending failed.
This commit is contained in:
Christian Hesse 2020-09-14 22:56:52 +02:00
parent 0c111a2ebe
commit 1b68e42bc6
1 changed files with 45 additions and 3 deletions
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48
global-functions
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@ -24,6 +24,7 @@
:global DeviceInfo;
:global DNSIsResolving;
:global DownloadPackage;
:global FlushTelegramQueue;
:global GetMacVendor;
:global GetRandom20CharHex;
:global GetRandomNumber;
@ -280,6 +281,36 @@
:return false;
}
# flush telegram queue
:set FlushTelegramQueue do={
:global TelegramQueue;
:global TelegramTokenId;
:global LogPrintExit;
:local AllDone true;
:local QueueLen [ :len $TelegramQueue ];
:foreach Id,Message in=$TelegramQueue do={
:if ([ :typeof $Message ] = "array" ) do={
:do {
/ tool fetch check-certificate=yes-without-crl output=none http-method=post \
("https://api.telegram.org/bot" . $TelegramTokenId . "/sendMessage") \
http-data=("chat_id=" . ($Message->"chatid") . \
"&disable_notification=" . ($Message->"silent") . \
"&text=" . ($Message->"text"));
:set ($TelegramQueue->$Id);
} on-error={
$LogPrintExit debug ("Sending queued Telegram message failed.") false;
:set AllDone false;
}
}
}
:if ($AllDone = true && $QueueLen = [ :len $TelegramQueue ]) do={
/ system scheduler remove FlushTelegramQueue;
}
}
# get MAC vendor
:set GetMacVendor do={
:local Mac [ :tostr $1 ];
@ -701,9 +732,10 @@
:local Silent [ :tostr $3 ];
:global Identity;
:global TelegramTokenId;
:global TelegramChatId;
:global TelegramChatIdOverride;
:global TelegramQueue;
:global TelegramTokenId;
:global CertificateAvailable;
:global LogPrintExit;
@ -718,6 +750,7 @@
:return false;
}
:local Text [ $UrlEncode ("[" . $Identity . "] " . $Subject . "\n\n" . $Message) ];
:do {
:if ([ $CertificateAvailable "Go Daddy Secure Certificate Authority - G2" ] = false) do={
$LogPrintExit warning ("Downloading required certificate failed.") true;
@ -725,9 +758,18 @@
/ tool fetch check-certificate=yes-without-crl output=none http-method=post \
("https://api.telegram.org/bot" . $TelegramTokenId . "/sendMessage") \
http-data=("chat_id=" . $ChatId . "&disable_notification=" . $Silent . \
"&text=" . [ $UrlEncode ("[" . $Identity . "] " . $Subject . "\n\n" . $Message) ]);
"&text=" . $Text);
} on-error={
$LogPrintExit warning ("Failed sending telegram notification!") false;
$LogPrintExit warning ("Failed sending telegram notification! Queuing...") false;
:if ([ :typeof $TelegramQueue ] = "nothing") do={
:set TelegramQueue [ :toarray "" ];
}
:set ($TelegramQueue->[ :len $TelegramQueue ]) { chatid=$ChatId; text=$Text; silent=$Silent };
:if ([ :len [ / system scheduler find where name="FlushTelegramQueue" ] ] = 0) do={
/ system scheduler add name=FlushTelegramQueue interval=1m start-time=startup \
on-event=":global FlushTelegramQueue; \$FlushTelegramQueue;";
}
}
}