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Merge "Append -verity when looking for verity device-mapper names."

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David Anderson 2019-04-02 20:16:36 +00:00 committed by Gerrit Code Review
commit bc2eab4315
1 changed files with 9 additions and 0 deletions
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9
update_verifier/update_verifier.cpp
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@ -115,6 +115,15 @@ std::map<std::string, std::string> UpdateVerifier::FindDmPartitions() {
// AVB is using 'vroot' for the root block device but we're expecting 'system'.
if (dm_block_name == "vroot") {
dm_block_name = "system";
} else if (android::base::EndsWith(dm_block_name, "-verity")) {
auto npos = dm_block_name.rfind("-verity");
dm_block_name = dm_block_name.substr(0, npos);
} else if (!android::base::GetProperty("ro.boot.avb_version", "").empty()) {
// Verified Boot 1.0 doesn't add a -verity suffix. On AVB 2 devices,
// if DAP is enabled, then a -verity suffix must be used to
// differentiate between dm-linear and dm-verity devices. If we get
// here, we're AVB 2 and looking at a non-verity partition.
continue;
}
dm_block_devices.emplace(dm_block_name, DEV_PATH + std::string(namelist[n]->d_name));