Log git source commit (#34749)

* Log git source commit

* strip

* fix trim

* no trim

cereal/log.capnp

@@ -151,6 +151,10 @@ struct InitData {
   gitBranch @11 :Text;
   gitRemote @13 :Text;
 
+  # this is source commit for prebuilt branches
+  gitSrcCommit @23 :Text;
+  gitSrcCommitDate @24 :Text;
+
   androidProperties @16 :Map(Text, Text);
 
   pandaInfo @8 :PandaInfo;

common/util.cc

@@ -257,7 +257,6 @@ bool ends_with(const std::string& s, const std::string& suffix) {
 
 std::string strip(const std::string &str) {
   auto should_trim = [](unsigned char ch) {
-    // trim whitespace or a null character
     return std::isspace(ch) || ch == '\0';
   };
 

release/build_devel.sh

@@ -51,9 +51,13 @@ rm -f panda/board/obj/panda.bin.signed
 
 # include source commit hash and build date in commit
 GIT_HASH=$(git --git-dir=$SOURCE_DIR/.git rev-parse HEAD)
+GIT_COMMIT_DATE=$(git --git-dir=$SOURCE_DIR/.git show --no-patch --format='%ct %ci' HEAD)
 DATETIME=$(date '+%Y-%m-%dT%H:%M:%S')
 VERSION=$(cat $SOURCE_DIR/common/version.h | awk -F\" '{print $2}')
 
+echo -n "$GIT_HASH" > git_src_commit
+echo -n "$GIT_COMMIT_DATE" > git_src_commit_date
+
 echo "[-] committing version $VERSION T=$SECONDS"
 git add -f .
 git status

system/loggerd/logger.cc

@@ -50,6 +50,10 @@ kj::Array<capnp::word> logger_build_init_data() {
   init.setPassive(false);
   init.setDongleId(params_map["DongleId"]);
 
+  // for prebuilt branches
+  init.setGitSrcCommit(util::read_file("../../git_src_commit"));
+  init.setGitSrcCommitDate(util::read_file("../../git_src_commit_date"));
+
   auto lparams = init.initParams().initEntries(params_map.size());
   int j = 0;
   for (auto& [key, value] : params_map) {