建立 Matter 裝置測試憑證

某些開發情境 (例如 OTA 測試) 需要建立非實際工作環境 Matter 憑證。

Google 生態系統的部分功能 (包括裝置 OTA 軟體更新) 無法使用測試 VID/PID 執行。

本指南說明如何建立及驗證非正式發布版 Matter 憑證,以便用於測試。憑證類型如下:

  1. 認證聲明 (CD)
  2. 產品認證中繼憑證 (PAI)
  3. 裝置認證憑證 (DAC)

在調試過程中,Matter 認證裝置需要認證自身,也就是證明自己是正版的 Matter 認證產品。Matter 裝置用於認證的憑證包括:

  1. 認證金鑰組
  2. 憑證鏈結

裝置認證憑證 (DAC) 是憑證鏈結的第一個連結,並由產品認證中介憑證 (PAI) 驗證,而後者則由產品認證機構 (PAA) 驗證。

憑證會在產生認證金鑰組時簽署,並使用上一層憑證授權單位的私密金鑰簽署,形成信任鏈。因此,DAC 憑證會由 PAI 金鑰簽署,而 PAI 憑證則由 PAA 金鑰簽署。由於 PAA 憑證位於鏈結頂端,因此是自行簽署的憑證。這個信任鏈結會形成聯合 PAA 結構,並由分散式法規遵循總帳 (DCL) 同步處理。

如要進一步瞭解認證程序和認證聲明 (CD),請參閱「其他認證文件和訊息」和「Matter 規格」。

安裝 Matter SDK

這些操作說明假設您已安裝可正常運作的 Matter SDK。如需更多資訊,請參閱 Github 上的說明文件,或參閱「開始使用 Matter」一文。

如果您沒有 hexdump 公用程式 xxd,請先安裝。這項工具可用於以 C 樣式格式列印憑證:

sudo apt-get install xxd

建構作業「chip-cert

  1. 請確認您使用的是最新版本的 SDK。這些程序已在 v1.0-branch 分支的 GitHub SHA 0b17bce8 上進行測試:

    $ cd connectedhomeip
    $ git checkout v1.0-branch
    $ git pull
    
  2. 建構 chip-cert,這是用於對 Matter 裝置憑證執行多項作業的工具:

    1. 設定建構作業:

      $ cd src/credentials
      $ source ../../scripts/activate.sh
      $ gn gen out
      

      gn 輸出內容範例:

      Done. Made 5774 targets from 289 files in 658ms
      
    2. 執行版本:

      $ ninja -C out
      

      ninja 輸出內容範例:

      ninja: Entering directory `out'
      [2000/2000] stamp obj/default.stamp
      

發行憑證

將自訂 VID/PID 匯出為環境變數,以減少編輯指令引數時發生文書錯誤的可能性:

$ cd ../..
$ export VID=hexVendorId
$ export PID=hexProductId

產生 CD

  1. 使用 chip-cert 產生 CD。目前,監管機構只會驗證 VID 和 PID 是否與裝置在其他位置公開的資料相符,包括基本資訊叢集、DAC 和 DAC 來源 (如有)。您可以將其他欄位保持不變:

    $ src/credentials/out/chip-cert gen-cd \
      --key credentials/test/certification-declaration/Chip-Test-CD-Signing-Key.pem \
      --cert credentials/test/certification-declaration/Chip-Test-CD-Signing-Cert.pem \
      --out credentials/test/certification-declaration/Chip-Test-CD-${VID}-${PID}.der \
      --format-version "1" \
      --vendor-id "${VID}" \
      --product-id "${PID}" \
      --device-type-id "0x1234" \
      --certificate-id "ZIG20141ZB330001-24" \
      --security-level "0" \
      --security-info "0" \
      --version-number "9876" \
      --certification-type "0"
    
  2. 驗證 CD。請確認該檔案包含 VID/PID (以十進位格式表示):

    $ src/credentials/out/chip-cert print-cd credentials/test/certification-declaration/Chip-Test-CD-${VID}-${PID}.der
    

    輸出內容範例:

    SignerKeyId value: hex:62FA823359ACFAA9963E1CFA140ADDF504F37160
    0x01, tag[Anonymous]: 0xffffffff, type: Structure (0x15), container:
    0x04,     tag[Context Specific]: 0x0, type: Unsigned Fixed Point (0x04), value: 1
    0x08,     tag[Context Specific]: 0x1, type: Unsigned Fixed Point (0x04), value: XXXXX // <- VID
    0x0A,     tag[Context Specific]: 0x2, type: Array (0x16), container:
    0x0D,         tag[Anonymous]: 0xffffffff, type: Unsigned Fixed Point (0x04), value: XXXXX // <- PID
    0x12,     tag[Context Specific]: 0x3, type: Unsigned Fixed Point (0x04), value: 4660
    0x15,     tag[Context Specific]: 0x4, type: UTF-8 String (0x0c), length: 19, value: "ZIG20141ZB330001-24"
    0x2B,     tag[Context Specific]: 0x5, type: Unsigned Fixed Point (0x04), value: 0
    0x2E,     tag[Context Specific]: 0x6,type: Unsigned Fixed Point (0x04), value: 0
    0x32,     tag[Context Specific]: 0x7, type: Unsigned Fixed Point (0x04), value: 39030
    0x35,     tag[Context Specific]: 0x8, type: Unsigned Fixed Point (0x04), value: 0
    

產生 PAI 和 DAC

在本例中,我們會使用 Matter 的測試產品認證授權單位 (PAA) 憑證和簽署金鑰 Chip-Test-PAA-NoVID 做為根憑證。我們會將其用作根 CA,產生自己的 PAI 和 DAC。

  1. 使用 PAA 產生 PAI。您可以選擇在 PAI 中加入 PID 資訊,但省略這項資訊可讓測試更具彈性。如果需要為其他 PID 建立 DAC,您可以只執行 DAC 產生步驟:

    $ src/credentials/out/chip-cert gen-att-cert --type i \
      --subject-cn "Matter Test PAI" \
      --subject-vid "${VID}" \
      --valid-from "2021-06-28 14:23:43" \
      --lifetime "4294967295" \
      --ca-key credentials/test/attestation/Chip-Test-PAA-NoVID-Key.pem \
      --ca-cert credentials/test/attestation/Chip-Test-PAA-NoVID-Cert.pem \
      --out-key credentials/test/attestation/"test-PAI-${VID}-key".pem \
      --out credentials/test/attestation/"test-PAI-${VID}-cert".pem
    
  2. 使用 PAI 產生 DAC:

    $ src/credentials/out/chip-cert gen-att-cert --type d \
      --subject-cn "Matter Test DAC 0" \
      --subject-vid "${VID}" \
      --subject-pid "${PID}" \
      --valid-from "2021-06-28 14:23:43" \
      --lifetime "4294967295" \
      --ca-key credentials/test/attestation/"test-PAI-${VID}-key".pem \
      --ca-cert credentials/test/attestation/"test-PAI-${VID}-cert".pem \
      --out-key credentials/test/attestation/"test-DAC-${VID}-${PID}-key".pem \
      --out credentials/test/attestation/"test-DAC-${VID}-${PID}-cert".pem
    
  3. 驗證 DAC、PAI 和 PAA 鏈結。如果輸出內容中沒有顯示任何錯誤,表示憑證認證鏈已成功驗證:

    $ src/credentials/out/chip-cert validate-att-cert \
    --dac credentials/test/attestation/"test-DAC-${VID}-${PID}-cert".pem \
    --pai credentials/test/attestation/"test-PAI-${VID}-cert".pem \
    --paa credentials/test/attestation/Chip-Test-PAA-NoVID-Cert.pem
    
  4. 您可以使用 openssl 檢查金鑰:

    $ openssl ec -noout -text -in \
      credentials/test/attestation/test-DAC-${VID}-${PID}-key.pem
    

    輸出內容範例:

    read EC key
    Private-Key: (256 bit)
    priv:
        c9:f2:b3:04:b2:db:0d:6f:cd:c6:be:f3:7b:76:8d:
        8c:01:4e:0b:9e:ce:3e:72:49:3c:0e:35:63:7c:6c:
        6c:d6
    pub:
        04:4f:93:ba:3b:bf:63:90:73:98:76:1e:af:87:79:
        11:e6:77:e8:e2:df:a7:49:f1:7c:ac:a8:a6:91:76:
        08:5b:39:ce:6c:72:db:6d:9a:92:b3:ba:05:b0:e8:
        31:a0:bf:36:50:2b:5c:72:55:7f:11:c8:01:ff:3a:
        46:b9:19:60:28
    ASN1 OID: prime256v1
    NIST CURVE: P-256
    
  5. 您也可以使用 openssl 檢查產生的憑證:

    $ openssl x509 -noout -text -in \
      credentials/test/attestation/test-DAC-${VID}-${PID}-cert.pem
    

    輸出內容範例:

    Certificate:
        Data:
            Version: 3 (0x2)
            Serial Number: 2875998130766646679 (0x27e9990fef088d97)
            Signature Algorithm: ecdsa-with-SHA256
            Issuer: CN = Matter Test PAI, 1.3.6.1.4.1.37244.2.1 = hexVendorId
            Validity
                Not Before: Jun 28 14:23:43 2021 GMT
                Not After : Dec 31 23:59:59 9999 GMT
            Subject: CN = Matter Test DAC 0, 1.3.6.1.4.1.37244.2.1 = hexVendorId, 1.3.6.1.4.1.37244.2.2 = hexProductId
            Subject Public Key Info:
                Public Key Algorithm: id-ecPublicKey
                    Public-Key: (256 bit)
                    pub:
                        04:4f:93:ba:3b:bf:63:90:73:98:76:1e:af:87:79:
                        11:e6:77:e8:e2:df:a7:49:f1:7c:ac:a8:a6:91:76:
                        08:5b:39:ce:6c:72:db:6d:9a:92:b3:ba:05:b0:e8:
                        31:a0:bf:36:50:2b:5c:72:55:7f:11:c8:01:ff:3a:
                        46:b9:19:60:28
                    ASN1 OID: prime256v1
                    NIST CURVE: P-256
            X509v3 extensions:
                X509v3 Basic Constraints: critical
                    CA:FALSE
                X509v3 Key Usage: critical
                    Digital Signature
                X509v3 Subject Key Identifier:
                    21:0A:CA:B1:B6:5F:17:65:D8:61:19:73:84:1A:9D:52:81:19:C5:39
                X509v3 Authority Key Identifier:
                    37:7F:24:9A:73:41:4B:16:6E:6A:42:6E:F5:E8:89:FB:75:F8:77:BB
        Signature Algorithm: ecdsa-with-SHA256
        Signature Value:
            30:45:02:20:38:8f:c5:0d:3e:90:95:dd:7d:7c:e9:5a:05:19:
            1f:2d:14:08:a3:d7:0e:b5:15:6d:d3:b0:0b:f7:b8:28:4d:bf:
            02:21:00:d4:05:30:43:a6:05:00:0e:b9:99:0d:34:3d:75:fe:
            d3:c1:4e:73:ff:e7:05:64:7a:62:8d:2d:38:8f:fd:4d:ad
    

PAA

您可以使用類似的程序產生自行簽署的 PAA,但這並非必要。

我們在此處採用的做法是使用現有的自行簽署開發 PAA,不含 VID 資訊。

如需產生 CD 的更多範例,請參閱 credentials/test/gen-test-cds.sh。如需產生 PAA、PAI 和 DAC 的更多範例,請參閱 credentials/test/gen-test-attestation-certs.sh

更換憑證

取代 PAA 和 PAI

  1. 執行下列輔助指令碼,該指令碼會使用 CHIP 憑證工具 (chip-cert) 產生 C 樣式陣列的憑證。

下載可嵌入憑證輔助程式指令碼

#!/bin/bash

#
# generate-embeddable-certs.sh script
# —----------------------------------
#
# This script generates self-minted DAC and PAI.
# The output may easily be included in your C++ source code.
#

# Edit this information with your paths and certificates
folder="credentials/test/attestation"
chip_cert_tool="src/credentials/out/chip-cert"
cert_file_der="${folder}/test-PAI-${VID}-cert.der"
cert_file_pem="${folder}/test-PAI-${VID}-cert.pem"
key_file_pem="${folder}/test-PAI-${VID}-key.pem"

type="Pai"

printf "namespace chip {\n"
printf "namespace DevelopmentCerts {\n\n"
printf "#if CHIP_DEVICE_CONFIG_DEVICE_PRODUCT_ID == ${PID}\n\n"

printcert() {
  # convert cert to DER
  if [ -f "${cert_file_der}" ]; then
      rm "${cert_file_der}"
  fi
  "${chip_cert_tool}" convert-cert "${cert_file_pem}" "${cert_file_der}" --x509-der

  printf "// ------------------------------------------------------------ \n"
  printf "// ${type} CERTIFICATE ${cert_file_der} \n\n"

  printf "constexpr uint8_t ${type}_Cert_Array[] = {\n"
  less -f "${cert_file_der}" | od -t x1 -An | sed 's/\ | sed 's/\>/,/g' | sed 's/^/   /g'
  printf "};\n\n"
  printf "ByteSpan k${type}Cert = ByteSpan(${type}_Cert_Array);\n\n"

  printf "// ${type} PUBLIC KEY FROM ${key_file_pem} \n\n"

  printf "constexpr uint8_t ${type}_PublicKey_Array[] = {\n"
  openssl ec -text -noout -in "${key_file_pem}" 2>/dev/null | sed '/ASN1 OID/d' | sed '/NIST CURVE/d' | sed -n '/pub:/,$p' | sed '/pub:/d' | sed 's/\([0-9a-fA-F][0-9a-fA-F]\)/0x\1/g' | sed 's/:/, /g'
  printf "};\n\n"
  printf "ByteSpan k${type}PublicKey = ByteSpan(${type}_PublicKey_Array);\n\n"

  printf "// ${type} PRIVATE KEY FROM ${key_file_pem} \n\n"

  printf "constexpr uint8_t ${type}_PrivateKey_Array[] = {\n"
  openssl ec -text -noout -in "${key_file_pem}" 2>/dev/null | sed '/read EC key/d' | sed '/Private-Key/d' | sed '/priv:/d' | sed '/pub:/,$d' | sed 's/\([0-9a-fA-F][0-9a-fA-F]\)/0x\1/g' | sed 's/:/, /g'
  printf "};\n\n"
  printf "ByteSpan k${type}PrivateKey = ByteSpan(${type}_PrivateKey_Array);\n\n"
}

# generates PAI
printcert

type="Dac"
cert_file_der="${folder}/test-DAC-${VID}-${PID}-cert.der"
cert_file_pem="${folder}/test-DAC-${VID}-${PID}-cert.pem"
key_file_pem="${folder}/test-DAC-${VID}-${PID}-key.pem"

# generates DAC
printcert

printf "#endif // CHIP_DEVICE_CONFIG_DEVICE_PRODUCT_ID\n"
printf "} // namespace DevelopmentCerts\n"
printf "} // namespace chip\n"
  1. 將 PAI 和 DAC 輸出的內容複製到 DeviceAttestationCredentialsProvider::GetProductAttestationIntermediateCert 的實作項目。

    在實際生產的裝置上,PAI 和 DAC 會位於「Factory Data」中,而 CD 則會嵌入韌體本身。

    1. 如果您尚未使用 Factory Data,建議您將 PAI 放在 src/credentials/examples/ExampleDACs.cpp 中。在這種情況下,請將產生的結果程式碼附加至 ExampleDACs.cpp 檔案:

      ByteSpan kDacCert       = ByteSpan(kDevelopmentDAC_Cert_FFF1_801F);
      ByteSpan kDacPrivateKey = ByteSpan(kDevelopmentDAC_PrivateKey_FFF1_801F);
      ByteSpan kDacPublicKey  = ByteSpan(kDevelopmentDAC_PublicKey_FFF1_801F);
      #endif
      } // namespace DevelopmentCerts
      } // namespace chip
      
      /* ------------------------------------------ */
      /* current end-of-file                        */
      /* ------------------------------------------ */
      
      /* ------------------------------------------ */
      /* output of creds-codelab.sh script          */
      /* ------------------------------------------ */
      
      namespace chip {
      namespace DevelopmentCerts {
      
      #if CHIP_DEVICE_CONFIG_DEVICE_PRODUCT_ID == hexProductId
      
      ...
      
      ByteSpan kDacPrivateKey = ByteSpan(Dac_PrivateKey_Array);
      
      #endif // CHIP_DEVICE_CONFIG_DEVICE_PRODUCT_ID
      } // namespace DevelopmentCerts
      } // namespace chip
      
    2. 如果您使用工廠資料或自訂憑證提供者,請務必在適當位置插入憑證。建議您向 SoC 供應商洽詢平台的具體資訊。

更換 CD

  1. 使用 xxd 擷取 CD 檔案內容的文字表示法:

      $ xxd -i credentials/test/certification-declaration/Chip-Test-CD-${VID}-${PID}.der
    

    輸出內容範例:

      unsigned char credentials_test_certification_declaration_Chip_Test_CD_hexVendorId_hexProductId_der[] = {
        0x30, 0x81, 0xe9, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
        0x07, 0x02, 0xa0, 0x81, 0xdb, 0x30, 0x81, 0xd8, 0x02, 0x01, 0x03, 0x31,
        0x0d, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04,
        0x02, 0x01, 0x30, 0x45, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
        0x01, 0x07, 0x01, 0xa0, 0x38, 0x04, 0x36, 0x15, 0x24, 0x00, 0x01, 0x25,
        0x01, 0xfe, 0xca, 0x36, 0x02, 0x05, 0xce, 0xfa, 0x18, 0x25, 0x03, 0x34,
        0x12, 0x2c, 0x04, 0x13, 0x5a, 0x49, 0x47, 0x32, 0x30, 0x31, 0x34, 0x31,
        0x5a, 0x42, 0x33, 0x33, 0x30, 0x30, 0x30, 0x31, 0x2d, 0x32, 0x34, 0x24,
        0x05, 0x00, 0x24, 0x06, 0x00, 0x25, 0x07, 0x76, 0x98, 0x24, 0x08, 0x00,
        0x18, 0x31, 0x7d, 0x30, 0x7b, 0x02, 0x01, 0x03, 0x80, 0x14, 0x62, 0xfa,
        0x82, 0x33, 0x59, 0xac, 0xfa, 0xa9, 0x96, 0x3e, 0x1c, 0xfa, 0x14, 0x0a,
        0xdd, 0xf5, 0x04, 0xf3, 0x71, 0x60, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86,
        0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x30, 0x0a, 0x06, 0x08, 0x2a,
        0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x04, 0x47, 0x30, 0x45, 0x02,
        0x20, 0x53, 0x25, 0x03, 0x2c, 0x96, 0x50, 0xb6, 0x64, 0xf4, 0x18, 0xbf,
        0x99, 0x47, 0xf8, 0x9d, 0xe6, 0xeb, 0x43, 0x94, 0xf1, 0xce, 0xb2, 0x61,
        0x00, 0xe0, 0xf9, 0x89, 0xa8, 0x71, 0x82, 0x02, 0x0a, 0x02, 0x21, 0x00,
        0xea, 0x0a, 0x40, 0xab, 0x87, 0xad, 0x7e, 0x25, 0xe1, 0xa1, 0x6c, 0xb1,
        0x12, 0xfa, 0x86, 0xfe, 0xea, 0x8a, 0xaf, 0x4b, 0xc1, 0xf3, 0x6f, 0x09,
        0x85, 0x46, 0x50, 0xb6, 0xd0, 0x55, 0x40, 0xe2
      };
      unsigned int credentials_test_certification_declaration_Chip_Test_CD_hexVendorId_hexProductId_der_len = 236;
      ```
    
  2. 將先前步驟中擷取的文字複製到用於在建構中定義 CD 的檔案中。如同 PAI 和 DAC 的情況,這項操作方式取決於您在哪個平台上進行開發。

如果您使用的是憑證範例,建議您在 src/credentials/examples/DeviceAttestationCredsExample.cpp 中,將 ExampleDACProvider::GetCertificationDeclaration 中的 kCdForAllExamples 內容替換為:

    const uint8_t kCdForAllExamples[] = {
            0x30, 0x81, 0xe9, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
            0x07, 0x02, 0xa0, 0x81, 0xdb, 0x30, 0x81, 0xd8, 0x02, 0x01, 0x03, 0x31,
            0x0d, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04,
            0x02, 0x01, 0x30, 0x45, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
            0x01, 0x07, 0x01, 0xa0, 0x38, 0x04, 0x36, 0x15, 0x24, 0x00, 0x01, 0x25,
            0x01, 0xfe, 0xca, 0x36, 0x02, 0x05, 0xce, 0xfa, 0x18, 0x25, 0x03, 0x34,
            0x12, 0x2c, 0x04, 0x13, 0x5a, 0x49, 0x47, 0x32, 0x30, 0x31, 0x34, 0x31,
            0x5a, 0x42, 0x33, 0x33, 0x30, 0x30, 0x30, 0x31, 0x2d, 0x32, 0x34, 0x24,
            0x05, 0x00, 0x24, 0x06, 0x00, 0x25, 0x07, 0x76, 0x98, 0x24, 0x08, 0x00,
            0x18, 0x31, 0x7d, 0x30, 0x7b, 0x02, 0x01, 0x03, 0x80, 0x14, 0x62, 0xfa,
            0x82, 0x33, 0x59, 0xac, 0xfa, 0xa9, 0x96, 0x3e, 0x1c, 0xfa, 0x14, 0x0a,
            0xdd, 0xf5, 0x04, 0xf3, 0x71, 0x60, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86,
            0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x30, 0x0a, 0x06, 0x08, 0x2a,
            0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x04, 0x47, 0x30, 0x45, 0x02,
            0x20, 0x53, 0x25, 0x03, 0x2c, 0x96, 0x50, 0xb6, 0x64, 0xf4, 0x18, 0xbf,
            0x99, 0x47, 0xf8, 0x9d, 0xe6, 0xeb, 0x43, 0x94, 0xf1, 0xce, 0xb2, 0x61,
            0x00, 0xe0, 0xf9, 0x89, 0xa8, 0x71, 0x82, 0x02, 0x0a, 0x02, 0x21, 0x00,
            0xea, 0x0a, 0x40, 0xab, 0x87, 0xad, 0x7e, 0x25, 0xe1, 0xa1, 0x6c, 0xb1,
            0x12, 0xfa, 0x86, 0xfe, 0xea, 0x8a, 0xaf, 0x4b, 0xc1, 0xf3, 0x6f, 0x09,
            0x85, 0x46, 0x50, 0xb6, 0xd0, 0x55, 0x40, 0xe2
        };

建構目標

使用新建立的憑證建構並刷新目標。這個部分會因平台而異。詳情請參閱 SoC 說明文件或支援的裝置

委任裝置

您現在可以按照「配對 Matter 裝置」一文中的步驟,在 Google Home platform 上啟用 Matter 裝置。

使用 chip-tool 偵錯

chip-tool 是檢查裝置是否傳送正確憑證的重要工具。如要建構此檔案,請按照下列步驟操作:

$ cd examples/chip-tool
$ gn gen out/debug
Done. Made 114 targets from 112 files in 157ms
$ ninja -C out/debug
ninja: Entering directory `out/debug'
$ cd ../..

如要啟用其他記錄,請務必在執行 chip-tool 時傳遞 --trace_decode 1 旗標。此外,建議您使用 --paa-trust-store-path 旗標傳遞 PAA 檔案的路徑。

因此,如要使用 BLE 調試 Thread 裝置,可以執行以下指令:

```
$ examples/chip-tool/out/debug/chip-tool pairing ble-thread 1 \
  hex:Thread_credentials \
  pairing_code \
  discriminator \
  --paa-trust-store-path <path to PAA folder> \
  --trace_decode 1
```

在測試裝置的情況下,<PAIRING CODE>20202021<DISCRIMINATOR>3840

如要從 Google Nest Hub (2nd gen) 取得 Thread 憑證,您可以執行以下命令:

$ adb connect border_router_ip_address
$ adb -e shell ot-ctl dataset active -x
$ adb disconnect

如要啟用 Wi-Fi 裝置,您可以使用 ble-wifi 選項:

$ examples/chip-tool/out/debug/chip-tool pairing ble-wifi 1 "SSID" SSID_password pairing_code discriminator