\nhttps:\/\/qiita.com\/eggman\/items\/36d30e01bf64f4a71516<\/a>
\nArduino – ESP32 WiFiClientSecure \u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3001\u5b89\u5b9a\u3057\u3066 https ( SSL )\u8a18\u4e8b\u3092GET\u3059\u308b\u65b9\u6cd5 | \u30da\u30fc\u30b8 3 \/ 3 | mgo-tec\u96fb\u5b50\u5de5\u4f5c
\nhttps:\/\/www.mgo-tec.com\/blog-entry-arduino-esp32-ssl-stable-root-ca.html\/3<\/a>\n<\/p>\n
\n\u3053\u306e\u3042\u305f\u308a\u3092\u53c2\u8003\u306b\u3057\u3066\n<\/p>\n
- \n
- WiFi \u306b\u63a5\u7d9a\u3055\u305b\u308b<\/li>\n
- slack.com \u306e\u8a3c\u660e\u66f8\u3092\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u57cb\u3081\u8fbc\u3080<\/li>\n
- slack.com \u306b https \u3067 POST \u3059\u308b<\/li>\n<\/ul>\n
\n\u3063\u3066\u3053\u3068\u3092\u3084\u308a\u307e\u3059\u3002\n<\/p>\n
\n\u4e0b\u8a18\u306f\u3001\u307e\u3060\u6295\u7a3f\u304c\u3067\u304d\u3066\u3044\u306a\u3044\u3051\u3069\u3001\u9014\u4e2d\u307e\u3067\u306e\u30b3\u30fc\u30c9\u3002\n<\/p>\n
\r\n#include <Arduino.h>\r\n#include <WiFi.h>\r\n#include <WiFiMulti.h>\r\n#include <HTTPClient.h>\r\n#include <WiFiClientSecure.h>\r\n#include <M5Stack.h>\r\n\r\nWiFiMulti wifi;\r\n\r\n#define WIFI_SSID "\uff1cWiFi\u306eSSID\uff1e"\r\n#define WIFI_PASS "\uff1cWiFi\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\uff1e"\r\n\r\nconst char* slack_root_ca= \\\r\n"-----BEGIN CERTIFICATE-----\\n" \\\r\n"MIIDrzCCApegAwIBAgIQCDvgVpBCRrGhdWrJWZHHSjANBgkqhkiG9w0BAQUFADBh\\n" \\\r\n"MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3\\n" \\\r\n"d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBD\\n" \\\r\n"QTAeFw0wNjExMTAwMDAwMDBaFw0zMTExMTAwMDAwMDBaMGExCzAJBgNVBAYTAlVT\\n" \\\r\n"MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j\\n" \\\r\n"b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IENBMIIBIjANBgkqhkiG\\n" \\\r\n"9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4jvhEXLeqKTTo1eqUKKPC3eQyaKl7hLOllsB\\n" \\\r\n"CSDMAZOnTjC3U\/dDxGkAV53ijSLdhwZAAIEJzs4bg7\/fzTtxRuLWZscFs3YnFo97\\n" \\\r\n"nh6Vfe63SKMI2tavegw5BmV\/Sl0fvBf4q77uKNd0f3p4mVmFaG5cIzJLv07A6Fpt\\n" \\\r\n"43C\/dxC\/\/AH2hdmoRBBYMql1GNXRor5H4idq9Joz+EkIYIvUX7Q6hL+hqkpMfT7P\\n" \\\r\n"T19sdl6gSzeRntwi5m3OFBqOasv+zbMUZBfHWymeMr\/y7vrTC0LUq7dBMtoM1O\/4\\n" \\\r\n"gdW7jVg\/tRvoSSiicNoxBN33shbyTApOB6jtSj1etX+jkMOvJwIDAQABo2MwYTAO\\n" \\\r\n"BgNVHQ8BAf8EBAMCAYYwDwYDVR0TAQH\/BAUwAwEB\/zAdBgNVHQ4EFgQUA95QNVbR\\n" \\\r\n"TLtm8KPiGxvDl7I90VUwHwYDVR0jBBgwFoAUA95QNVbRTLtm8KPiGxvDl7I90VUw\\n" \\\r\n"DQYJKoZIhvcNAQEFBQADggEBAMucN6pIExIK+t1EnE9SsPTfrgT1eXkIoyQY\/Esr\\n" \\\r\n"hMAtudXH\/vTBH1jLuG2cenTnmCmrEbXjcKChzUyImZOMkXDiqw8cvpOp\/2PV5Adg\\n" \\\r\n"06O\/nVsJ8dWO41P0jmP6P6fbtGbfYmbW0W5BjfIttep3Sp+dWOIrWcBAI+0tKIJF\\n" \\\r\n"PnlUkiaY4IBIqDfv8NZ5YBberOgOzW6sRBc4L0na4UU+Krk2U886UAb3LujEV0ls\\n" \\\r\n"YSEY1QSteDwsOoBrp+uvFRTp2InBuThs4pFsiv9kuXclVzDAGySj4dzp30d8tbQk\\n" \\\r\n"CAUw7C29C79Fv1C5qfPrmAESrciIxpg0X40KPMbp1ZWVbd4=\\n" \\\r\n"-----END CERTIFICATE-----\\n" ;\r\n \r\nWiFiClientSecure client;\r\n\r\nvoid setup() {\r\n\r\n \/\/ put your setup code here, to run once:\r\n wifi.addAP(WIFI_SSID, WIFI_PASS);\r\n Serial.begin(115200);\r\n M5.begin();\r\n M5.Lcd.println("send slack");\r\n \r\n while (wifi.run() != WL_CONNECTED) {\r\n delay(500);\r\n M5.Lcd.printf(".");\r\n }\r\n M5.Lcd.println("wifi connect ok");\r\n \/\/ post slack\r\n const char *server = "hooks.slack.com";\r\n const char *postdata = "{\\"text\\":\\"from arduino m5stack message.\\",\\"icon_emoji\\":\\":ghost:\\",\\"username\\":\\"m5stackpost\\"}";\r\n\r\n\r\n M5.Lcd.println("connect slack.com");\r\n client.setCACert(slack_root_ca);\r\n if (!client.connect(server, 443)) {\r\n M5.Lcd.println("Connection failed!");\r\n return ;\r\n }\r\n else \r\n {\r\n M5.Lcd.println("Connected to server!");\r\n\r\n \/\/ client.println("POST \/services\/XXX\/XXX\/XXX HTTP\/1.1");\r\n client.println("POST https:\/\/hooks.slack.com\/services\/XXX\/XXX\/XXX HTTP\/1.0");\r\n client.print("Host: ");\r\n client.println( server ); \r\n client.println("Content-Type: application\/json" );\r\n char buf[20];\r\n client.print("Content-Length: " );\r\n \/\/ client.println("Connection: close");\r\n client.println();\r\n client.println( postdata ); Serial.println( postdata );\r\n M5.Lcd.println("post slack.com");\r\n }\r\n}\r\n\r\n\r\n\r\nvoid loop() {\r\n \/\/ put your main code here, to run repeatedly:\r\n\r\n}\r\n<\/pre>\nWiFi\u306b\u63a5\u7d9a\u3055\u305b\u308b<\/h2>\n<\/p>\n
\nWiFiMulti\u3092\u4f7f\u3063\u3066\u3001addAP \u3067\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u3002WEP \u3057\u304b\u7e4b\u304c\u3089\u306a\u3044\u3088\u3046\u306a\u6c17\u3082\u3059\u308b\u306e\u3067\u3001WEP \u3067\u7528\u610f\u3057\u3066\u304a\u304f\u3002\n<\/p>\n
\r\n#include <WiFi.h>\r\n#include <WiFiMulti.h>\r\n\r\n#define WIFI_SSID "\uff1cWiFi\u306eSSID\uff1e"\r\n#define WIFI_PASS "\uff1cWiFi\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\uff1e"\r\n\r\nWiFiMulti wifi;\r\nvoid setup() {\r\n\r\n M5.begin();\r\n M5.Lcd.println("send slack");\r\n wifi.addAP(WIFI_SSID, WIFI_PASS);\r\n while (wifi.run() != WL_CONNECTED) {\r\n delay(500);\r\n M5.Lcd.printf(".");\r\n }\r\n<\/pre>\nHTTPS\u3067\u7e4b\u3052\u308b\u305f\u3081\u306e\u6e96\u5099<\/h2>\n<\/p>\n
\nSlack\u306b\u6295\u7a3f\u3059\u308b\u306e\u306b https \u304c\u5fc5\u8981\u306a\u306e\u3067\u3001\u76f8\u624b\u306e\u8a3c\u660e\u66f8\u3092\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u57cb\u3081\u8fbc\u3080\u3002\n<\/p>\n
\nArduino – ESP32 WiFiClientSecure \u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3001\u5b89\u5b9a\u3057\u3066 https ( SSL )\u8a18\u4e8b\u3092GET\u3059\u308b\u65b9\u6cd5 | \u30da\u30fc\u30b8 2 \/ 3 | mgo-tec\u96fb\u5b50\u5de5\u4f5c
\nhttps:\/\/www.mgo-tec.com\/blog-entry-arduino-esp32-ssl-stable-root-ca.html\/2<\/a>\n<\/p>\n\n\u3092\u53c2\u8003\u306b\u3057\u3066\u3001slack.com \u306e\u8a3c\u660e\u66f8\u3092 slack_root_ca \u3068\u3057\u3066\u4fdd\u5b58\u3059\u308b\u3002\n<\/p>\n
\r\nconst char* slack_root_ca= \\\r\n"-----BEGIN CERTIFICATE-----\\n" \\\r\n"MIIDrzCCApegAwIBAgIQCDvgVpBCRrGhdWrJWZHHSjANBgkqhkiG9w0BAQUFADBh\\n" \\\r\n"MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3\\n" \\\r\n"d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBD\\n" \\\r\n"QTAeFw0wNjExMTAwMDAwMDBaFw0zMTExMTAwMDAwMDBaMGExCzAJBgNVBAYTAlVT\\n" \\\r\n"MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j\\n" \\\r\n"b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IENBMIIBIjANBgkqhkiG\\n" \\\r\n"9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4jvhEXLeqKTTo1eqUKKPC3eQyaKl7hLOllsB\\n" \\\r\n"CSDMAZOnTjC3U\/dDxGkAV53ijSLdhwZAAIEJzs4bg7\/fzTtxRuLWZscFs3YnFo97\\n" \\\r\n"nh6Vfe63SKMI2tavegw5BmV\/Sl0fvBf4q77uKNd0f3p4mVmFaG5cIzJLv07A6Fpt\\n" \\\r\n"43C\/dxC\/\/AH2hdmoRBBYMql1GNXRor5H4idq9Joz+EkIYIvUX7Q6hL+hqkpMfT7P\\n" \\\r\n"T19sdl6gSzeRntwi5m3OFBqOasv+zbMUZBfHWymeMr\/y7vrTC0LUq7dBMtoM1O\/4\\n" \\\r\n"gdW7jVg\/tRvoSSiicNoxBN33shbyTApOB6jtSj1etX+jkMOvJwIDAQABo2MwYTAO\\n" \\\r\n"BgNVHQ8BAf8EBAMCAYYwDwYDVR0TAQH\/BAUwAwEB\/zAdBgNVHQ4EFgQUA95QNVbR\\n" \\\r\n"TLtm8KPiGxvDl7I90VUwHwYDVR0jBBgwFoAUA95QNVbRTLtm8KPiGxvDl7I90VUw\\n" \\\r\n"DQYJKoZIhvcNAQEFBQADggEBAMucN6pIExIK+t1EnE9SsPTfrgT1eXkIoyQY\/Esr\\n" \\\r\n"hMAtudXH\/vTBH1jLuG2cenTnmCmrEbXjcKChzUyImZOMkXDiqw8cvpOp\/2PV5Adg\\n" \\\r\n"06O\/nVsJ8dWO41P0jmP6P6fbtGbfYmbW0W5BjfIttep3Sp+dWOIrWcBAI+0tKIJF\\n" \\\r\n"PnlUkiaY4IBIqDfv8NZ5YBberOgOzW6sRBc4L0na4UU+Krk2U886UAb3LujEV0ls\\n" \\\r\n"YSEY1QSteDwsOoBrp+uvFRTp2InBuThs4pFsiv9kuXclVzDAGySj4dzp30d8tbQk\\n" \\\r\n"CAUw7C29C79Fv1C5qfPrmAESrciIxpg0X40KPMbp1ZWVbd4=\\n" \\\r\n"-----END CERTIFICATE-----\\n" ;\r\n \r\nWiFiClientSecure client;\r\n\r\n client.setCACert(slack_root_ca);\r\n if (!client.connect(server, 443)) {\r\n M5.Lcd.println("Connection failed!");\r\n return ;\r\n }\r\n else \r\n {\r\n M5.Lcd.println("Connected to server!");\r\n\u3000\u3000...\r\n }\r\n<\/pre>\n\n443\u30dd\u30fc\u30c8\u306bWiFiClientSecure\u3067\u63a5\u7d9a\u3059\u308c\u3070ok. \u3061\u306a\u307f\u306b\u8a3c\u660e\u66f8\u304c\u9055\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001client.connect \u304c\u30a8\u30e9\u30fc\u3092\u8fd4\u3059\u3002\n<\/p>\n
Slack\u3078POST\u3059\u308b\u3002<\/h2>\n<\/p>\n
\nhook.slack.com \u3078\u306f JSON\u5f62\u5f0f\u3067 POST \u3059\u308b\u306e\u3067\u3001HTTP\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30d8\u30c3\u30c0\u3092\u771f\u9762\u76ee\u306b\u4f5c\u308b\u3002\n<\/p>\n
\r\nvoid setup() {\r\n ...\r\n\r\n const char *server = "hooks.slack.com";\r\n const char *postdata = "{\\"text\\":\\"from arduino m5stack message.\\",\\"icon_emoji\\":\\":ghost:\\",\\"username\\":\\"m5stackpost\\"}";\r\n\r\n M5.Lcd.println("connect slack.com");\r\n client.setCACert(slack_root_ca);\r\n if (!client.connect(server, 443)) {\r\n M5.Lcd.println("Connection failed!");\r\n return ;\r\n }\r\n else \r\n {\r\n M5.Lcd.println("Connected to server!");\r\n\r\n \/\/ client.println("POST \/services\/XXX\/XXX\/XXX HTTP\/1.1");\r\n client.println("POST \/services\/XXX\/XXX\/XXX HTTP\/1.0");\r\n client.print("Host: ");\r\n client.println( server ); \r\n client.println("Content-Type: application\/json" );\r\n char buf[20];\r\n client.print("Content-Length: " );\r\n \/\/ client.println("Connection: close");\r\n client.println();\r\n client.println( postdata ); Serial.println( postdata );\r\n M5.Lcd.println("post slack.com");\r\n }\r\n}\r\n\r\n<\/pre>\n\nPOST \u3059\u308b\u3068\u304d\u306e\u30a2\u30c9\u30ec\u30b9\u306f\u3001\n<\/p>\n
\nC# \u3067 Slack \u306b\u6295\u7a3f\u3059\u308b | Moonmile Solutions Blog
\nhttp:\/\/www.moonmile.net\/blog\/archives\/9117<\/a>\n<\/p>\n\n\u3067\u4f5c\u3063\u305f Incoming WebHooks \u3082\u306e\u3092\u6d41\u7528\u3002\n<\/p>\n
\u3067\u3001\u7d50\u679c\u306f\uff1f<\/h2>\n<\/p>\n
\n\u3053\u306e\u30b3\u30fc\u30c9\u3092 M5Stack \u306b\u8ee2\u9001\u3057\u3066\u52d5\u304b\u3059\u3068\u3001slack.com \u306b\u7e4b\u304c\u3063\u3066 POST \u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u306e\u3060\u304c…\n<\/p>\n
<\/a><\/p>\n\nslack \u306e\u307b\u3046\u306b\u306f\u9001\u3089\u308c\u3066\u3053\u306a\u3044\u3093\u3060\u3088\u306d orz \u540c\u3058 JSON \u30c7\u30fc\u30bf\u3092 C# \u3067\u9001\u3063\u305f\u5834\u5408\u306f\u5927\u4e08\u592b\u306a\u306e\u3067\u3001SSL \u3042\u305f\u308a\u304c\u9055\u3046\u304b\u3001\u30d8\u30c3\u30c0\u90e8\u5206\u304c\u9055\u3046\u306e\u304b\u3002\n<\/p>\n
\n\u3072\u3068\u307e\u305a\u3001\u3044\u304d\u306a\u308a HTTPS \u306f\u6bb5\u968e\u304c\u5927\u5909\u306a\u306e\u3067\u3001\u4e00\u5ea6 HTTP \u3067\u7e4b\u3052\u3089\u308c\u308bWEB API\u30b5\u30fc\u30d0\u30fc\u3092\u4f5c\u3063\u3066\u518d\u958b\u3057\u3066\u307f\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u30b9\u30a4\u30c3\u30c1\u30b5\u30a4\u30a8\u30f3\u30b9\u3055\u3093\u3067\u58f2\u308a\u5207\u308c\u3060\u3063\u305f\u306e\u3067\u3001Aliexpress \u304b\u3089 M5Stack\u3092\u8cb7\u3044\u307e\u3057\u305f\u3002\u3063\u3066\u3053\u3068\u3067\u3001\u3069\u3046\u305b\u306a\u3089\u3070 Slack \u306b\u6295\u7a3f\u3057\u3066\u307f\u3088\u3046\u3068\u3057\u3066\u6311\u6226\u4e2d M5Stack\u3067\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u306e\u4fa1\u683c\u3092\u8868\u793a ̵ … \u7d9a\u304d\u3092\u8aad\u3080