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vere: implements check for next version

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This commit is contained in:
Joe Bryan 2022-05-03 21:14:16 -04:00
parent b8a2db81dc
commit 4d25a0577d
1 changed files with 62 additions and 3 deletions
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65
pkg/urbit/vere/king.c
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@ -294,6 +294,47 @@ _king_get_atom(c3_c* url_c)
return pro;
}
/* _king_get_next(): get next vere version string, if it exists.
*/
static c3_i
_king_get_next(c3_c** out_c)
{
c3_c* ver_c;
c3_c* url_c;
c3_w len_w;
c3_y* hun_y;
c3_i ret_i;
ret_i = asprintf(&url_c, "https://bootstrap.urbit.org/vere/%s/next", URBIT_VERSION);
c3_assert( ret_i > 0 );
if ( !_king_curl_bytes(url_c, &len_w, &hun_y) ) {
ret_i = asprintf(&ver_c, "%*.s", len_w, hun_y);
c3_assert( ret_i > 0 );
}
else {
if ( _king_curl_bytes("https://bootstrap.urbit.org/vere/last",
&len_w, &hun_y) )
{
c3_free(url_c);
return -2;
}
ret_i = asprintf(&ver_c, "%*.s", len_w, hun_y);
c3_assert( ret_i > 0 );
}
c3_free(url_c);
if ( 0 == strcmp(ver_c, URBIT_VERSION) ) {
c3_free(ver_c);
return -1;
}
*out_c = ver_c;
return 0;
}
/* _get_cmd_output(): Run a shell command and capture its output.
Exits with an error if the command fails or produces no output.
The 'out_c' parameter should be an array of sufficient length to hold
@ -885,9 +926,27 @@ u3_king_done(void)
uv_handle_t* han_u = (uv_handle_t*)&u3K.tim_u;
if ( c3y == u3_Host.ops_u.nex ) {
// XX do the needful
//
u3l_log("we gonna upgrade here\n");
c3_c* ver_c;
switch ( _king_get_next(&ver_c) ) {
case -2: {
u3l_log("vere: unable to check for next version\n");
} break;
case -1: {
u3l_log("vere: up to date\n");
} break;
case 0: {
u3l_log("vere: next: %s\n", ver_c);
// XX do the needful
//
c3_free(ver_c);
} break;
default: c3_assert(0);
}
}
// XX hack, if pier's are still linked, we're not actually done