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r1333: NFS Quota support from Dan Peterson.
This commit is contained in:
Richard Sharpe
Gerald (Jerry) Carter
parent
659ddcc443
commit
609828444d
@ -933,6 +933,176 @@ BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB
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#include <devnm.h>
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#endif
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#if defined(__FreeBSD__)
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#include <rpc/rpc.h>
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#include <rpc/types.h>
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#include <rpcsvc/rquota.h>
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#include <rpc/nettype.h>
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#include <rpc/xdr.h>
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static int quotastat;
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static int my_xdr_getquota_args(XDR *xdrsp, struct getquota_args *args)
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{
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if (!xdr_string(xdrsp, &args->gqa_pathp, RQ_PATHLEN ))
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return(0);
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if (!xdr_int(xdrsp, &args->gqa_uid))
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return(0);
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return (1);
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}
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static int my_xdr_getquota_rslt(XDR *xdrsp, struct getquota_rslt *gqr)
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{
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if (!xdr_int(xdrsp, "astat)) {
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DEBUG(6,("nfs_quotas: Status bad or zero\n"));
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return 0;
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}
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if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bsize)) {
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DEBUG(6,("nfs_quotas: Block size bad or zero\n"));
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return 0;
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}
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if (!xdr_bool(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_active)) {
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DEBUG(6,("nfs_quotas: Active bad or zero\n"));
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return 0;
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}
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if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bhardlimit)) {
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DEBUG(6,("nfs_quotas: Hardlimit bad or zero\n"));
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return 0;
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}
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if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_bsoftlimit)) {
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DEBUG(6,("nfs_quotas: Softlimit bad or zero\n"));
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return 0;
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}
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if (!xdr_int(xdrsp, &gqr->getquota_rslt_u.gqr_rquota.rq_curblocks)) {
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DEBUG(6,("nfs_quotas: Currentblocks bad or zero\n"));
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return 0;
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}
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return (1);
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}
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/* Works on FreeBSD, too. :-) */
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static BOOL nfs_quotas(char *nfspath, uid_t euser_id, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize)
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{
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uid_t uid = euser_id;
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struct dqblk D;
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char *mnttype = nfspath;
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CLIENT *clnt;
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struct getquota_rslt gqr;
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struct getquota_args args;
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char *cutstr, *pathname, *host, *testpath;
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int len;
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static struct timeval timeout = {2,0};
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enum clnt_stat clnt_stat;
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BOOL ret = True;
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*bsize = *dfree = *dsize = (SMB_BIG_UINT)0;
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len=strcspn(mnttype, ":");
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pathname=strstr(mnttype, ":");
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cutstr = (char *) malloc(len+1);
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if (!cutstr)
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return False;
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memset(cutstr, '\0', len+1);
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host = strncat(cutstr,mnttype, sizeof(char) * len );
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DEBUG(5,("nfs_quotas: looking for mount on \"%s\"\n", cutstr));
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DEBUG(5,("nfs_quotas: of path \"%s\"\n", mnttype));
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testpath=strchr_m(mnttype, ':');
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args.gqa_pathp = testpath+1;
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args.gqa_uid = uid;
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DEBUG(5,("nfs_quotas: Asking for host \"%s\" rpcprog \"%i\" rpcvers \"%i\" network \"%s\"\n", host, RQUOTAPROG, RQUOTAVERS, "udp"));
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if ((clnt = clnt_create(host, RQUOTAPROG, RQUOTAVERS, "udp")) == NULL) {
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ret = False;
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goto out;
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}
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clnt->cl_auth = authunix_create_default();
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DEBUG(9,("nfs_quotas: auth_success\n"));
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clnt_stat=clnt_call(clnt, RQUOTAPROC_GETQUOTA, (const xdrproc_t) my_xdr_getquota_args, (caddr_t)&args, (const xdrproc_t) my_xdr_getquota_rslt, (caddr_t)&gqr, timeout);
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if (clnt_stat != RPC_SUCCESS) {
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DEBUG(9,("nfs_quotas: clnt_call fail\n"));
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ret = False;
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goto out;
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}
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/*
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* quotastat returns 0 if the rpc call fails, 1 if quotas exist, 2 if there is
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* no quota set, and 3 if no permission to get the quota. If 0 or 3 return
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* something sensible.
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*/
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switch ( quotastat ) {
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case 0:
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DEBUG(9,("nfs_quotas: Remote Quotas Failed! Error \"%i\" \n", quotastat ));
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ret = False;
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goto out;
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case 1:
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DEBUG(9,("nfs_quotas: Good quota data\n"));
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D.dqb_bsoftlimit = gqr.getquota_rslt_u.gqr_rquota.rq_bsoftlimit;
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D.dqb_bhardlimit = gqr.getquota_rslt_u.gqr_rquota.rq_bhardlimit;
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D.dqb_curblocks = gqr.getquota_rslt_u.gqr_rquota.rq_curblocks;
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break;
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case 2:
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case 3:
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D.dqb_bsoftlimit = 1;
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D.dqb_curblocks = 1;
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DEBUG(9,("nfs_quotas: Remote Quotas returned \"%i\" \n", quotastat ));
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break;
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default:
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DEBUG(9,("nfs_quotas: Remote Quotas Questionable! Error \"%i\" \n", quotastat ));
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break;
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}
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DEBUG(10,("nfs_quotas: Let`s look at D a bit closer... status \"%i\" bsize \"%i\" active? \"%i\" bhard \"%i\" bsoft \"%i\" curb \"%i\" \n",
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quotastat,
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gqr.getquota_rslt_u.gqr_rquota.rq_bsize,
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gqr.getquota_rslt_u.gqr_rquota.rq_active,
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gqr.getquota_rslt_u.gqr_rquota.rq_bhardlimit,
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gqr.getquota_rslt_u.gqr_rquota.rq_bsoftlimit,
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gqr.getquota_rslt_u.gqr_rquota.rq_curblocks));
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if (D.dqb_bsoftlimit == 0)
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D.dqb_bsoftlimit = D.dqb_bhardlimit;
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if (D.dqb_bsoftlimit == 0)
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return False;
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*bsize = gqr.getquota_rslt_u.gqr_rquota.rq_bsize;
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*dsize = D.dqb_bsoftlimit;
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if (D.dqb_curblocks == D.dqb_curblocks == 1)
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*bsize = DEV_BSIZE;
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if (D.dqb_curblocks > D.dqb_bsoftlimit) {
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*dfree = 0;
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*dsize = D.dqb_curblocks;
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} else
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*dfree = D.dqb_bsoftlimit - D.dqb_curblocks;
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out:
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if (clnt) {
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if (clnt->cl_auth)
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auth_destroy(clnt->cl_auth);
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clnt_destroy(clnt);
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}
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DEBUG(5,("nfs_quotas: For path \"%s\" returning bsize %.0f, dfree %.0f, dsize %.0f\n",args.gqa_pathp,(double)*bsize,(double)*dfree,(double)*dsize));
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SAFE_FREE(cutstr);
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DEBUG(10,("nfs_quotas: End of nfs_quotas\n" ));
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return ret;
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}
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#endif
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/****************************************************************************
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try to get the disk space from disk quotas - default version
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****************************************************************************/
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@ -976,10 +1146,42 @@ BOOL disk_quotas(const char *path, SMB_BIG_UINT *bsize, SMB_BIG_UINT *dfree, SMB
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{
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/* FreeBSD patches from Marty Moll <martym@arbor.edu> */
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gid_t egrp_id;
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#if defined(__FreeBSD__)
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SMB_DEV_T devno;
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struct statfs *mnts;
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SMB_STRUCT_STAT st;
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int mntsize, i;
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if (sys_stat(path,&st) < 0)
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return False;
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devno = st.st_dev;
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mntsize = getmntinfo(&mnts,MNT_NOWAIT);
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if (mntsize <= 0)
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return False;
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for (i = 0; i < mntsize; i++) {
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if (sys_stat(mnts[i].f_mntonname,&st) < 0)
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return False;
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if (st.st_dev == devno)
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break;
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}
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if (i == mntsize)
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return False;
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#endif
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save_re_uid();
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set_effective_uid(0);
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#if defined(__FreeBSD__)
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if (strcmp(mnts[i].f_fstypename,"nfs") == 0) {
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BOOL retval;
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retval = nfs_quotas(mnts[i].f_mntfromname,euser_id,bsize,dfree,dsize);
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restore_re_uid();
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return retval;
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}
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#endif
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egrp_id = getegid();
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r= quotactl(path,QCMD(Q_GETQUOTA,USRQUOTA),euser_id,(char *) &D);
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