ios: isolate ci signing keychains

.gitea/workflows/testflight-release.yml

@@ -85,9 +85,12 @@ jobs:
 
           keychain_password="$(uuidgen)"
           previous_default_keychain="$(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)"
           signing_dir="$(mktemp -d "${RUNNER_TEMP:-${TMPDIR:-/tmp}}/sybil-signing.XXXXXX")"
-          keychain_path="${HOME}/Library/Keychains/${SIGNING_KEYCHAIN}.keychain-db"
+          keychain_path="${HOME}/Library/Keychains/${SIGNING_KEYCHAIN}-${GITHUB_RUN_ID:-$(uuidgen)}.keychain-db"
           certificate_path="${signing_dir}/appstore-signing.p12"
           wwdr_certificate_path="${signing_dir}/AppleWWDRCAG3.cer"
           profile_path="${signing_dir}/Sybil_AppStore_CI.mobileprovision"
@@ -111,6 +114,16 @@ jobs:
           cp "${profile_path}" "${old_named_profile_path}"
           cp "${profile_path}" "${xcode_named_profile_path}"
 
+          base_keychains=()
+          while IFS= read -r existing_keychain; do
+            [[ -z "${existing_keychain}" ]] && continue
+            [[ "${existing_keychain}" == *"/${SIGNING_KEYCHAIN}"* ]] && continue
+            [[ ! -e "${existing_keychain}" ]] && continue
+            base_keychains+=("${existing_keychain}")
+          done < <(security list-keychains -d user | sed 's/[ "]//g')
+
+          security delete-keychain "${keychain_path}" >/dev/null 2>&1 || true
+          rm -f "${keychain_path}"
           security create-keychain -p "${keychain_password}" "${keychain_path}"
           security set-keychain-settings -lut 21600 "${keychain_path}"
           security unlock-keychain -p "${keychain_password}" "${keychain_path}"
@@ -127,7 +140,7 @@ jobs:
             -T /usr/bin/xcodebuild \
             -T "${developer_dir}/usr/bin/xcodebuild"
           security set-key-partition-list -S apple-tool:,apple:,codesign: -s -k "${keychain_password}" "${keychain_path}"
-          security list-keychains -d user -s "${keychain_path}" $(security list-keychains -d user | sed 's/[ "]//g')
+          security list-keychains -d user -s "${keychain_path}" "${base_keychains[@]}"
           security default-keychain -d user -s "${keychain_path}"
           security find-identity -v -p codesigning "${keychain_path}"
           security find-identity -v -p codesigning
@@ -262,4 +275,5 @@ jobs:
             "${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:-}"