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added non-tolerant chown hook

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Unbit
2013-12-22 06:04:20 +01:00
parent 15f70b2444
commit 85ee422dcb
1 changed files with 41 additions and 0 deletions
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core/hooks.c
+41
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@@ -260,6 +260,46 @@ static int uwsgi_hook_chmod(char *arg) {
return ret;
}
static int uwsgi_hook_chown(char *arg) {
char *space = strchr(arg, ' ');
if (!space) {
uwsgi_log("invalid hook chown syntax, must be: <file> <uid> <gid>\n");
return -1;
}
*space = 0;
char *space2 = strchr(space+1, ' ');
if (!space2) {
*space = ' ';
uwsgi_log("invalid hook chown syntax, must be: <file> <uid> <gid>\n");
return -1;
}
*space2 = 0;
struct passwd *pw = getpwnam(space+1);
if (!pw) {
uwsgi_log("unable to find uid %s\n", space+1);
*space = ' ';
*space2 = ' ';
return -1;
}
struct group *gr = getgrnam(space2+1);
if (!pw) {
uwsgi_log("unable to find gid %s\n", space2+1);
*space = ' ';
*space2 = ' ';
return -1;
}
int ret = chown(arg, pw->pw_uid, gr->gr_gid);
*space = ' ';
*space2 = ' ';
if (ret) {
uwsgi_error("uwsgi_hook_chown()/chown)");
}
return ret;
}
static int uwsgi_hook_hostname(char *arg) {
return sethostname(arg, strlen(arg));
}
@@ -367,6 +407,7 @@ void uwsgi_register_base_hooks() {
uwsgi_register_hook("mkdir", uwsgi_hook_mkdir);
uwsgi_register_hook("putenv", uwsgi_hook_putenv);
uwsgi_register_hook("chmod", uwsgi_hook_chmod);
uwsgi_register_hook("chown", uwsgi_hook_chown);
uwsgi_register_hook("exec", uwsgi_hook_exec);