diff options
Diffstat (limited to 'loader2/nfsinstall.c')
| -rw-r--r-- | loader2/nfsinstall.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/loader2/nfsinstall.c b/loader2/nfsinstall.c new file mode 100644 index 000000000..73073b834 --- /dev/null +++ b/loader2/nfsinstall.c @@ -0,0 +1,209 @@ +/* + * nfsinstall.c - code to set up nfs installs + * + * Erik Troan <ewt@redhat.com> + * Matt Wilson <msw@redhat.com> + * Michael Fulbright <msf@redhat.com> + * Jeremy Katz <katzj@redhat.com> + * + * Copyright 1997 - 2002 Red Hat, Inc. + * + * This software may be freely redistributed under the terms of the GNU + * General Public License. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <fcntl.h> +#include <newt.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "loader.h" +#include "lang.h" +#include "loadermisc.h" +#include "log.h" +#include "method.h" +#include "net.h" + +#include "../isys/imount.h" + +int nfsGetSetup(char ** hostptr, char ** dirptr) { + struct newtWinEntry entries[3]; + char * buf; + char * newServer = *hostptr ? strdup(*hostptr) : NULL; + char * newDir = *dirptr ? strdup(*dirptr) : NULL; + int rc; + + entries[0].text = _("NFS server name:"); + entries[0].value = &newServer; + entries[0].flags = NEWT_FLAG_SCROLL; + entries[1].text = _("Red Hat directory:"); + entries[1].value = &newDir; + entries[1].flags = NEWT_FLAG_SCROLL; + entries[2].text = NULL; + entries[2].value = NULL; + buf = sdupprintf(_(netServerPrompt), "NFS", PRODUCTNAME); + rc = newtWinEntries(_("NFS Setup"), buf, 60, 5, 15, + 24, entries, _("OK"), _("Back"), NULL); + free(buf); + + if (rc == 2) { + if (newServer) free(newServer); + if (newDir) free(newDir); + return LOADER_BACK; + } + + if (*hostptr) free(*hostptr); + if (*dirptr) free(*dirptr); + *hostptr = newServer; + *dirptr = newDir; + + return 0; +} + + + +char * mountNfsImage(struct installMethod * method, + char * location, struct knownDevices * kd, + moduleInfoSet modInfo, moduleList modLoaded, + moduleDeps * modDepsPtr, int flags) { + static struct networkDeviceConfig netDev; + char * devName = NULL; + char * host = NULL; + char * directory = NULL; + char * fullPath = NULL; + char * path; + char * url = NULL; + + enum { NFS_STAGE_IFACE, NFS_STAGE_IP, NFS_STAGE_NFS, + NFS_STAGE_MOUNT, NFS_STAGE_DONE } stage = NFS_STAGE_IFACE; + + int rc; + int dir = 1; + + initLoopback(); + + memset(&netDev, 0, sizeof(netDev)); + netDev.isDynamic = 1; + + /* JKFIXME: ASSERT -- we have a network device when we get here */ + while (stage != NFS_STAGE_DONE) { + switch (stage) { + case NFS_STAGE_IFACE: + logMessage("going to pick interface"); + rc = chooseNetworkInterface(kd, &devName, flags); + if ((rc == LOADER_BACK) || (rc == LOADER_ERROR) || + ((dir == -1) && (rc == LOADER_NOOP))) return NULL; + + stage = NFS_STAGE_IP; + dir = 1; + break; + + case NFS_STAGE_IP: + logMessage("going to do getNetConfig"); + rc = readNetConfig(devName, &netDev, flags); + if (rc) { + stage = NFS_STAGE_IFACE; + dir = -1; + break; + } + stage = NFS_STAGE_NFS; + break; + + case NFS_STAGE_NFS: + logMessage("going to do nfsGetSetup"); + if (nfsGetSetup(&host, &directory) == LOADER_BACK) { + stage = NFS_STAGE_IP; + dir = -1; + break; + } else { + stage = NFS_STAGE_MOUNT; + dir = 1; + break; + } + + case NFS_STAGE_MOUNT: { + int foundinvalid = 0; + char * buf; + + if (FL_TESTING(flags)) { + stage = NFS_STAGE_DONE; + dir = 1; + break; + } + + fullPath = alloca(strlen(host) + strlen(directory) + 2); + sprintf(fullPath, "%s:%s", host, directory); + + logMessage("mounting nfs path %s", fullPath); + + stage = NFS_STAGE_NFS; + + if (!doPwMount(fullPath, "/mnt/source", "nfs", 1, 0, NULL, NULL)) { + logMessage("mounted %s on /mnt/source", fullPath); + if (!access("/mnt/source/RedHat/base/stage2.img", R_OK)) { + logMessage("can access stage2.img"); + rc = mountStage2("/mnt/source/RedHat/base/stage2.img"); + logMessage("after mountStage2, rc is %d", rc); + if (rc) { + umount("/mnt/source"); + if (rc == -1) { foundinvalid = 1; logMessage("not the right one"); } + } else { + stage = NFS_STAGE_DONE; + url = "nfs://mnt/source/."; + break; + } + } + if ((path = validIsoImages("/mnt/source"))) { + copyUpdatesImg("/mnt/source/updates.img"); + + if (mountLoopback(path, "/mnt/source2", "loop1")) + logMessage("failed to mount iso %s loopback", path); + else { + rc = mountStage2("/mnt/source2/RedHat/base/stage2.img"); + if (rc) { + umountLoopback("/mnt/source2", "loop1"); + if (rc == -1) foundinvalid = 1; + } else { + queryIsoMediaCheck(path, flags); + + stage = NFS_STAGE_DONE; + url = "nfsiso:/mnt/source"; + break; + } + } + } + + if (foundinvalid) + buf = sdupprintf(_("The %s installation tree in that " + "directory does not seem to match " + "your boot media."), PRODUCTNAME); + else + buf = sdupprintf(_("That directory does not seem to " + "contain a %s installation tree."), + PRODUCTNAME); + newtWinMessage(_("Error"), _("OK"), buf); + break; + } else { + newtWinMessage(_("Error"), _("OK"), + _("That directory could not be mounted from " + "the server.")); + break; + } + } + + case NFS_STAGE_DONE: + break; + } + } + + writeNetInfo("/tmp/netinfo", &netDev, kd); + free(host); + free(directory); + + return url; +} |