ios: sign with disposable login keychain

.gitea/workflows/testflight-release.yml

@@ -84,40 +84,84 @@ jobs:
           : "${APPSTORE_PROVISIONING_PROFILE_BASE64:?APPSTORE_PROVISIONING_PROFILE_BASE64 secret is required}"
 
           keychain_password="$(uuidgen)"
-          keychain_path="${HOME}/Library/Keychains/${SIGNING_KEYCHAIN}.keychain-db"
           previous_default_keychain="$(security default-keychain -d user | sed 's/[ "]//g' || true)"
+          if [[ "${previous_default_keychain}" == *"/${SIGNING_KEYCHAIN}"* || ! -e "${previous_default_keychain}" ]]; then
+            previous_default_keychain=""
+          fi
           developer_dir="$(xcode-select -p)"
-          mkdir -p "${HOME}/Library/Keychains" "${HOME}/Library/MobileDevice/Provisioning Profiles" ios/build/secrets
+          signing_dir="$(mktemp -d "${RUNNER_TEMP:-${TMPDIR:-/tmp}}/sybil-signing.XXXXXX")"
+          mkdir -p "${HOME}/Library/Keychains"
+          keychain_name="${HOME}/Library/Keychains/login.keychain"
+          certificate_path="${signing_dir}/appstore-signing.p12"
+          wwdr_certificate_path="${signing_dir}/AppleWWDRCAG3.cer"
+          profile_path="${signing_dir}/Sybil_AppStore_CI.mobileprovision"
+          profile_plist="${signing_dir}/profile.plist"
+          old_profile_dir="${HOME}/Library/MobileDevice/Provisioning Profiles"
+          xcode_profile_dir="${HOME}/Library/Developer/Xcode/UserData/Provisioning Profiles"
+          mkdir -p "${old_profile_dir}" "${xcode_profile_dir}"
 
-          printf '%s' "${APPSTORE_CERTIFICATES_FILE_BASE64}" | base64 --decode > ios/build/secrets/appstore-signing.p12
+          printf '%s' "${APPSTORE_CERTIFICATES_FILE_BASE64}" | base64 --decode > "${certificate_path}"
-          printf '%s' "${APPSTORE_PROVISIONING_PROFILE_BASE64}" | base64 --decode > "${HOME}/Library/MobileDevice/Provisioning Profiles/Sybil_AppStore_CI.mobileprovision"
+          printf '%s' "${APPSTORE_PROVISIONING_PROFILE_BASE64}" | base64 --decode > "${profile_path}"
-          curl -fsSL https://www.apple.com/certificateauthority/AppleWWDRCAG3.cer -o ios/build/secrets/AppleWWDRCAG3.cer
+          curl -fsSL https://www.apple.com/certificateauthority/AppleWWDRCAG3.cer -o "${wwdr_certificate_path}"
+          openssl smime -inform DER -verify -noverify -in "${profile_path}" -out "${profile_plist}" >/dev/null
+          profile_uuid="$(/usr/libexec/PlistBuddy -c 'Print UUID' "${profile_plist}")"
+          profile_name="$(/usr/libexec/PlistBuddy -c 'Print Name' "${profile_plist}")"
+          old_profile_path="${old_profile_dir}/${profile_uuid}.mobileprovision"
+          xcode_profile_path="${xcode_profile_dir}/${profile_uuid}.mobileprovision"
+          old_named_profile_path="${old_profile_dir}/Sybil_AppStore_CI.mobileprovision"
+          xcode_named_profile_path="${xcode_profile_dir}/Sybil_AppStore_CI.mobileprovision"
+          cp "${profile_path}" "${old_profile_path}"
+          cp "${profile_path}" "${xcode_profile_path}"
+          cp "${profile_path}" "${old_named_profile_path}"
+          cp "${profile_path}" "${xcode_named_profile_path}"
 
-          security create-keychain -p "${keychain_password}" "${keychain_path}"
+          base_keychains=()
-          security set-keychain-settings -lut 21600 "${keychain_path}"
+          while IFS= read -r existing_keychain; do
-          security unlock-keychain -p "${keychain_password}" "${keychain_path}"
+            [[ -z "${existing_keychain}" ]] && continue
-          security list-keychains -d user -s "${keychain_path}" $(security list-keychains -d user | sed 's/[ "]//g')
+            [[ "${existing_keychain}" == *"/${SIGNING_KEYCHAIN}"* ]] && continue
-          security default-keychain -d user -s "${keychain_path}"
+            [[ ! -e "${existing_keychain}" ]] && continue
-          security import ios/build/secrets/AppleWWDRCAG3.cer \
+            base_keychains+=("${existing_keychain}")
-            -k "${keychain_path}" \
+          done < <(security list-keychains -d user | sed 's/[ "]//g')
+
+          security delete-keychain "${keychain_name}" >/dev/null 2>&1 || true
+          rm -f "${HOME}/Library/Keychains/${keychain_name}-db"
+          security create-keychain -p "${keychain_password}" "${keychain_name}"
+          security set-keychain-settings -lut 21600 "${keychain_name}"
+          security unlock-keychain -p "${keychain_password}" "${keychain_name}"
+          security import "${wwdr_certificate_path}" \
+            -k "${keychain_name}" \
             -T /usr/bin/codesign \
             -T /usr/bin/security \
             -T /usr/bin/xcodebuild
-          security import ios/build/secrets/appstore-signing.p12 \
+          security import "${certificate_path}" \
-            -k "${keychain_path}" \
+            -k "${keychain_name}" \
             -P "${APPSTORE_CERTIFICATES_PASSWORD}" \
-            -A \
             -T /usr/bin/codesign \
             -T /usr/bin/security \
             -T /usr/bin/xcodebuild \
-            -T "${developer_dir}/usr/bin/xcodebuild" \
+            -T "${developer_dir}/usr/bin/xcodebuild"
-            -T "${developer_dir}/Toolchains/XcodeDefault.xctoolchain/usr/bin/codesign"
+          security set-key-partition-list -S apple-tool:,apple:,codesign: -s -k "${keychain_password}" "${keychain_name}"
-          security set-key-partition-list -S apple-tool:,apple:,codesign: -s -k "${keychain_password}" "${keychain_path}"
+          if [[ "${#base_keychains[@]}" -gt 0 ]]; then
+            security list-keychains -d user -s "${keychain_name}" "${base_keychains[@]}"
+          else
+            security list-keychains -d user -s "${keychain_name}"
+          fi
+          security default-keychain -d user -s "${keychain_name}"
+          keychain_path="$(security list-keychains -d user | sed 's/[ "]//g' | head -n 1)"
           security find-identity -v -p codesigning "${keychain_path}"
+          security find-identity -v -p codesigning
+          echo "Installed ${profile_name} (${profile_uuid}) provisioning profile"
           {
             echo "SYBIL_SIGNING_KEYCHAIN_PATH=${keychain_path}"
+            echo "SYBIL_SIGNING_KEYCHAIN_NAME=${keychain_name}"
             echo "SYBIL_SIGNING_KEYCHAIN_PASSWORD=${keychain_password}"
             echo "SYBIL_PREVIOUS_DEFAULT_KEYCHAIN=${previous_default_keychain}"
+            echo "SYBIL_PROVISIONING_PROFILE_UUID=${profile_uuid}"
+            echo "SYBIL_SIGNING_DIR=${signing_dir}"
+            echo "SYBIL_OLD_PROFILE_PATH=${old_profile_path}"
+            echo "SYBIL_XCODE_PROFILE_PATH=${xcode_profile_path}"
+            echo "SYBIL_OLD_NAMED_PROFILE_PATH=${old_named_profile_path}"
+            echo "SYBIL_XCODE_NAMED_PROFILE_PATH=${xcode_named_profile_path}"
           } >> "${GITHUB_ENV}"
 
       - name: Build and upload to TestFlight
@@ -138,6 +182,7 @@ jobs:
           security list-keychains -d user -s "${SYBIL_SIGNING_KEYCHAIN_PATH}" $(security list-keychains -d user | sed 's/[ "]//g')
           security default-keychain -d user -s "${SYBIL_SIGNING_KEYCHAIN_PATH}"
           security find-identity -v -p codesigning "${SYBIL_SIGNING_KEYCHAIN_PATH}"
+          security find-identity -v -p codesigning
 
           SYBIL_VERSION_TAG="${TAG_NAME}" bundle exec fastlane ios beta
 
@@ -231,4 +276,11 @@ jobs:
           if [[ -n "${SYBIL_PREVIOUS_DEFAULT_KEYCHAIN:-}" ]]; then
             security default-keychain -d user -s "${SYBIL_PREVIOUS_DEFAULT_KEYCHAIN}" || true
           fi
-          security delete-keychain "${HOME}/Library/Keychains/${SIGNING_KEYCHAIN}.keychain-db" || true
+          rm -f \
+            "${SYBIL_OLD_PROFILE_PATH:-}" \
+            "${SYBIL_XCODE_PROFILE_PATH:-}" \
+            "${SYBIL_OLD_NAMED_PROFILE_PATH:-}" \
+            "${SYBIL_XCODE_NAMED_PROFILE_PATH:-}"
+          security delete-keychain "${SYBIL_SIGNING_KEYCHAIN_PATH:-${HOME}/Library/Keychains/${SIGNING_KEYCHAIN}.keychain-db}" || true
+          rm -f "${HOME}/Library/Keychains/${SIGNING_KEYCHAIN}-"*.keychain-db
+          rm -rf "${SYBIL_SIGNING_DIR:-}"

ios/.env.example

@@ -5,8 +5,10 @@ FASTLANE_HIDE_CHANGELOG=1
 SYBIL_APP_STORE_APPLE_ID=6759442828
 SYBIL_PROVIDER_PUBLIC_ID=c043d167-ad88-4036-84ea-76c223f1b1b2
 SYBIL_PROVISIONING_PROFILE_SPECIFIER=Sybil AppStore CI
+SYBIL_PROVISIONING_PROFILE_UUID=
 SYBIL_CODE_SIGN_IDENTITY=Apple Distribution: James Magahern (DQQH5H6GBD)
-SYBIL_XCODE_CODE_SIGN_IDENTITY=Apple Distribution
+SYBIL_XCODE_CODE_SIGN_IDENTITY=6B74B268C4761720FB2051D01D8BB3E47B55D9F5
+SYBIL_EXPORT_SIGNING_CERTIFICATE=Apple Distribution
 SYBIL_SIGNING_CERTIFICATE_ID=
 SYBIL_SIGNING_KEYCHAIN=
 

ios/Apps/Sybil/project.yml

@@ -32,6 +32,12 @@ targets:
         INFOPLIST_KEY_UILaunchScreen_Generation: YES
         INFOPLIST_KEY_UISupportedInterfaceOrientations_iPhone: UIInterfaceOrientationPortrait
         INFOPLIST_KEY_UISupportedInterfaceOrientations_iPad: UIInterfaceOrientationPortrait UIInterfaceOrientationPortraitUpsideDown UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight
+      configs:
+        Release:
+          CODE_SIGN_STYLE: Manual
+          CODE_SIGN_IDENTITY: Apple Distribution
+          "CODE_SIGN_IDENTITY[sdk=iphoneos*]": Apple Distribution
+          PROVISIONING_PROFILE_SPECIFIER: Sybil AppStore CI
 
 schemes:
   Sybil:

ios/fastlane/CI.md

@@ -13,13 +13,15 @@ git tag release/v1.10.0
 git push origin release/v1.10.0
 ```
 
-The release job runs on the `xcode` runner label, imports the signing p12 into
+The release job runs on the `xcode` runner label, creates the runner user's
-a temporary per-user keychain, makes that keychain the user default for the
+login keychain from Gitea secrets, makes that keychain the user default for the
-duration of the job, installs the App Store provisioning profile, builds and
+duration of the job, installs the App Store provisioning profile in both the
-uploads the app with fastlane, then creates or updates the matching Gitea
+legacy MobileDevice directory and the Xcode UserData directory used by newer
-release with the generated IPA as an asset. The job restores the previous user
+Xcode releases, builds and uploads the app with fastlane, then creates or
-default keychain and deletes the temporary signing keychain in an `always()`
+updates the matching Gitea release with the generated IPA as an asset. The job
-cleanup step.
+restores the previous user default keychain and deletes the user login keychain
+and installed profiles in an `always()` cleanup step. No signing material is
+installed into the system keychain.
 
 Required repository secrets:
 
@@ -46,8 +48,17 @@ default.
 
 Fastlane keeps two signing names separate. `SYBIL_CODE_SIGN_IDENTITY` is the
 exact certificate common name used when exporting a local p12 for secrets, while
-`SYBIL_XCODE_CODE_SIGN_IDENTITY` defaults to the generic `Apple Distribution`
+`SYBIL_XCODE_CODE_SIGN_IDENTITY` defaults to the certificate SHA-1 fingerprint
-selector that Xcode uses during archive/export.
+that Xcode uses during archive. `SYBIL_EXPORT_SIGNING_CERTIFICATE` defaults to
+the generic `Apple Distribution` selector used in the export options.
+
+The Release signing settings are also present in `Apps/Sybil/project.yml` so
+XcodeGen emits a manually signed App Store archive configuration. CI passes the
+installed provisioning profile UUID to Fastlane as
+`SYBIL_PROVISIONING_PROFILE_UUID`; Fastlane writes that UUID into the generated
+project before archiving. CI also passes the temporary keychain path as
+`CODE_SIGN_KEYCHAIN` so Xcode searches the disposable keychain for the imported
+Distribution identity.
 
 If the Apple team has reached the Distribution certificate limit, set
 `SYBIL_SIGNING_CERTIFICATE_ID` to the portal id for a certificate whose private

ios/fastlane/Fastfile

@@ -20,7 +20,8 @@ APP_STORE_APPLE_ID = ENV.fetch("SYBIL_APP_STORE_APPLE_ID", "6759442828")
 PROVIDER_PUBLIC_ID = ENV.fetch("SYBIL_PROVIDER_PUBLIC_ID", "c043d167-ad88-4036-84ea-76c223f1b1b2")
 PROFILE_SPECIFIER = ENV["SYBIL_PROVISIONING_PROFILE_SPECIFIER"].to_s.strip.empty? ? "Sybil AppStore CI" : ENV["SYBIL_PROVISIONING_PROFILE_SPECIFIER"]
 SIGNING_CERTIFICATE_NAME = ENV["SYBIL_CODE_SIGN_IDENTITY"].to_s.strip.empty? ? "Apple Distribution: James Magahern (DQQH5H6GBD)" : ENV["SYBIL_CODE_SIGN_IDENTITY"]
-XCODE_CODE_SIGN_IDENTITY = ENV["SYBIL_XCODE_CODE_SIGN_IDENTITY"].to_s.strip.empty? ? "Apple Distribution" : ENV["SYBIL_XCODE_CODE_SIGN_IDENTITY"]
+XCODE_CODE_SIGN_IDENTITY = ENV["SYBIL_XCODE_CODE_SIGN_IDENTITY"].to_s.strip.empty? ? "6B74B268C4761720FB2051D01D8BB3E47B55D9F5" : ENV["SYBIL_XCODE_CODE_SIGN_IDENTITY"]
+EXPORT_SIGNING_CERTIFICATE = ENV["SYBIL_EXPORT_SIGNING_CERTIFICATE"].to_s.strip.empty? ? "Apple Distribution" : ENV["SYBIL_EXPORT_SIGNING_CERTIFICATE"]
 IOS_ROOT = File.expand_path("..", __dir__)
 PROJECT_FILE = File.join(IOS_ROOT, "Sybil.xcodeproj")
 PROJECT_SPEC = File.join(IOS_ROOT, "project.yml")
@@ -71,6 +72,11 @@ def apply_release_signing_settings
     settings["PROVISIONING_PROFILE_SPECIFIER"] = PROFILE_SPECIFIER
     settings["CODE_SIGN_IDENTITY"] = XCODE_CODE_SIGN_IDENTITY
     settings["CODE_SIGN_IDENTITY[sdk=iphoneos*]"] = XCODE_CODE_SIGN_IDENTITY
+    settings["CODE_SIGN_KEYCHAIN"] = ENV["SYBIL_SIGNING_KEYCHAIN_PATH"] if present?(ENV["SYBIL_SIGNING_KEYCHAIN_PATH"])
+    if present?(ENV["SYBIL_PROVISIONING_PROFILE_UUID"])
+      settings["PROVISIONING_PROFILE"] = ENV["SYBIL_PROVISIONING_PROFILE_UUID"]
+      settings["PROVISIONING_PROFILE[sdk=iphoneos*]"] = ENV["SYBIL_PROVISIONING_PROFILE_UUID"]
+    end
   end
   project.save
 end
@@ -428,13 +434,10 @@ platform :ios do
 
     xcode_args = [
       xcode_build_setting("MARKETING_VERSION", version),
-      xcode_build_setting("CURRENT_PROJECT_VERSION", build_number),
+      xcode_build_setting("CURRENT_PROJECT_VERSION", build_number)
-      xcode_build_setting("CODE_SIGN_STYLE", "Manual"),
-      xcode_build_setting("DEVELOPMENT_TEAM", TEAM_ID),
-      xcode_build_setting("PROVISIONING_PROFILE_SPECIFIER", PROFILE_SPECIFIER),
-      xcode_build_setting("CODE_SIGN_IDENTITY", XCODE_CODE_SIGN_IDENTITY)
     ]
     if present?(ENV["SYBIL_SIGNING_KEYCHAIN_PATH"])
+      xcode_args << xcode_build_setting("CODE_SIGN_KEYCHAIN", ENV.fetch("SYBIL_SIGNING_KEYCHAIN_PATH"))
       xcode_args << xcode_build_setting("OTHER_CODE_SIGN_FLAGS", "--keychain #{ENV.fetch("SYBIL_SIGNING_KEYCHAIN_PATH")}")
     end
     xcode_args = xcode_args.join(" ")
@@ -455,7 +458,7 @@ platform :ios do
         provisioningProfiles: {
           APP_IDENTIFIER => PROFILE_SPECIFIER
         },
-        signingCertificate: XCODE_CODE_SIGN_IDENTITY,
+        signingCertificate: EXPORT_SIGNING_CERTIFICATE,
         teamID: TEAM_ID,
         manageAppVersionAndBuildNumber: false,
         uploadSymbols: true,