git/serve: log correct error message

Sending the packet on failure could junk the errstr,
so set it after we send the message.
This commit is contained in:
Ori Bernstein 2022-04-17 00:22:43 +00:00
parent 03e5d9e9e2
commit 8319b750ea
2 changed files with 12 additions and 12 deletions

View file

@ -1037,7 +1037,6 @@ retry:
}
}
snprint(hbuf, sizeof(hbuf), "%H", h);
snprint(path, sizeof(path), ".git/objects/%c%c/%s", hbuf[0], hbuf[1], hbuf + 2);
if((f = Bopen(path, OREAD)) != nil){

View file

@ -362,7 +362,7 @@ lockrepo(void)
int
updaterefs(Conn *c, Hash *cur, Hash *upd, char **ref, int nupd)
{
char refpath[512];
char refpath[512], buf[128];
int i, newidx, hadref, fd, ret, lockfd;
vlong newtm;
Object *o;
@ -378,19 +378,19 @@ updaterefs(Conn *c, Hash *cur, Hash *upd, char **ref, int nupd)
*/
newtm = -23811206400;
if((lockfd = lockrepo()) == -1){
werrstr("repo locked\n");
snprint(buf, sizeof(buf), "repo locked\n");
return -1;
}
for(i = 0; i < nupd; i++){
if(resolveref(&h, ref[i]) == 0){
hadref = 1;
if(!hasheq(&h, &cur[i])){
werrstr("old ref changed: %s", ref[i]);
snprint(buf, sizeof(buf), "old ref changed: %s", ref[i]);
goto error;
}
}
if(snprint(refpath, sizeof(refpath), ".git/%s", ref[i]) == sizeof(refpath)){
werrstr("ref path too long: %s", ref[i]);
snprint(buf, sizeof(buf), "ref path too long: %s", ref[i]);
goto error;
}
if(hasheq(&upd[i], &Zhash)){
@ -398,11 +398,11 @@ updaterefs(Conn *c, Hash *cur, Hash *upd, char **ref, int nupd)
continue;
}
if((o = readobject(upd[i])) == nil){
werrstr("update to nonexistent hash %H", upd[i]);
snprint(buf, sizeof(buf), "update to nonexistent hash %H", upd[i]);
goto error;
}
if(o->type != GCommit){
werrstr("not commit: %H", upd[i]);
snprint(buf, sizeof(buf), "not commit: %H", upd[i]);
goto error;
}
if(o->commit->mtime > newtm){
@ -411,11 +411,11 @@ updaterefs(Conn *c, Hash *cur, Hash *upd, char **ref, int nupd)
}
unref(o);
if((fd = create(refpath, OWRITE|OTRUNC, 0644)) == -1){
werrstr("open ref: %r");
snprint(buf, sizeof(buf), "open ref: %r");
goto error;
}
if(fprint(fd, "%H", upd[i]) == -1){
werrstr("upate ref: %r");
snprint(buf, sizeof(buf), "upate ref: %r");
close(fd);
goto error;
}
@ -436,19 +436,20 @@ updaterefs(Conn *c, Hash *cur, Hash *upd, char **ref, int nupd)
*/
if(resolveref(&h, "HEAD") == -1 && hadref == 0 && newidx != -1){
if((fd = create(".git/HEAD", OWRITE|OTRUNC, 0644)) == -1){
werrstr("open HEAD: %r");
snprint(buf, sizeof(buf), "open HEAD: %r");
goto error;
}
if(fprint(fd, "ref: %s", ref[0]) == -1){
werrstr("write HEAD ref: %r");
snprint(buf, sizeof(buf), "write HEAD ref: %r");
goto error;
}
close(fd);
}
ret = 0;
error:
fmtpkt(c, "ERR %r");
fmtpkt(c, "ERR %s", buf);
close(lockfd);
werrstr(buf);
return ret;
}