X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=src%2Fguestfs-actions.c;h=41d873f9b02ed164bda05e0a8ffd2d488c887478;hp=49e8961dd72a8b7750f708a6c28a92f0b2417c9d;hb=85ed8cef99c19b4143844991d14e0b848fecc5da;hpb=5cd39c83e23eb300d1bdfa806902a31b409ff420 diff --git a/src/guestfs-actions.c b/src/guestfs-actions.c index 49e8961..41d873f 100644 --- a/src/guestfs-actions.c +++ b/src/guestfs-actions.c @@ -9356,3 +9356,180 @@ char *guestfs_sfdisk_disk_geometry (guestfs_h *g, return ctx.ret.partitions; /* caller will free */ } +struct vg_activate_all_ctx { + /* This flag is set by the callbacks, so we know we've done + * the callbacks as expected, and in the right sequence. + * 0 = not called, 1 = reply_cb called. + */ + int cb_sequence; + struct guestfs_message_header hdr; + struct guestfs_message_error err; +}; + +static void vg_activate_all_reply_cb (guestfs_h *g, void *data, XDR *xdr) +{ + guestfs_main_loop *ml = guestfs_get_main_loop (g); + struct vg_activate_all_ctx *ctx = (struct vg_activate_all_ctx *) data; + + /* This should definitely not happen. */ + if (ctx->cb_sequence != 0) { + ctx->cb_sequence = 9999; + error (g, "%s: internal error: reply callback called twice", "guestfs_vg_activate_all"); + return; + } + + ml->main_loop_quit (ml, g); + + if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) { + error (g, "%s: failed to parse reply header", "guestfs_vg_activate_all"); + return; + } + if (ctx->hdr.status == GUESTFS_STATUS_ERROR) { + if (!xdr_guestfs_message_error (xdr, &ctx->err)) { + error (g, "%s: failed to parse reply error", "guestfs_vg_activate_all"); + return; + } + goto done; + } + done: + ctx->cb_sequence = 1; +} + +int guestfs_vg_activate_all (guestfs_h *g, + int activate) +{ + struct guestfs_vg_activate_all_args args; + struct vg_activate_all_ctx ctx; + guestfs_main_loop *ml = guestfs_get_main_loop (g); + int serial; + + if (check_state (g, "guestfs_vg_activate_all") == -1) return -1; + guestfs_set_busy (g); + + memset (&ctx, 0, sizeof ctx); + + args.activate = activate; + serial = guestfs__send_sync (g, GUESTFS_PROC_VG_ACTIVATE_ALL, + (xdrproc_t) xdr_guestfs_vg_activate_all_args, (char *) &args); + if (serial == -1) { + guestfs_end_busy (g); + return -1; + } + + guestfs__switch_to_receiving (g); + ctx.cb_sequence = 0; + guestfs_set_reply_callback (g, vg_activate_all_reply_cb, &ctx); + (void) ml->main_loop_run (ml, g); + guestfs_set_reply_callback (g, NULL, NULL); + if (ctx.cb_sequence != 1) { + error (g, "%s reply failed, see earlier error messages", "guestfs_vg_activate_all"); + guestfs_end_busy (g); + return -1; + } + + if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_VG_ACTIVATE_ALL, serial) == -1) { + guestfs_end_busy (g); + return -1; + } + + if (ctx.hdr.status == GUESTFS_STATUS_ERROR) { + error (g, "%s", ctx.err.error_message); + free (ctx.err.error_message); + guestfs_end_busy (g); + return -1; + } + + guestfs_end_busy (g); + return 0; +} + +struct vg_activate_ctx { + /* This flag is set by the callbacks, so we know we've done + * the callbacks as expected, and in the right sequence. + * 0 = not called, 1 = reply_cb called. + */ + int cb_sequence; + struct guestfs_message_header hdr; + struct guestfs_message_error err; +}; + +static void vg_activate_reply_cb (guestfs_h *g, void *data, XDR *xdr) +{ + guestfs_main_loop *ml = guestfs_get_main_loop (g); + struct vg_activate_ctx *ctx = (struct vg_activate_ctx *) data; + + /* This should definitely not happen. */ + if (ctx->cb_sequence != 0) { + ctx->cb_sequence = 9999; + error (g, "%s: internal error: reply callback called twice", "guestfs_vg_activate"); + return; + } + + ml->main_loop_quit (ml, g); + + if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) { + error (g, "%s: failed to parse reply header", "guestfs_vg_activate"); + return; + } + if (ctx->hdr.status == GUESTFS_STATUS_ERROR) { + if (!xdr_guestfs_message_error (xdr, &ctx->err)) { + error (g, "%s: failed to parse reply error", "guestfs_vg_activate"); + return; + } + goto done; + } + done: + ctx->cb_sequence = 1; +} + +int guestfs_vg_activate (guestfs_h *g, + int activate, + char * const* const volgroups) +{ + struct guestfs_vg_activate_args args; + struct vg_activate_ctx ctx; + guestfs_main_loop *ml = guestfs_get_main_loop (g); + int serial; + + if (check_state (g, "guestfs_vg_activate") == -1) return -1; + guestfs_set_busy (g); + + memset (&ctx, 0, sizeof ctx); + + args.activate = activate; + args.volgroups.volgroups_val = (char **) volgroups; + for (args.volgroups.volgroups_len = 0; volgroups[args.volgroups.volgroups_len]; args.volgroups.volgroups_len++) ; + serial = guestfs__send_sync (g, GUESTFS_PROC_VG_ACTIVATE, + (xdrproc_t) xdr_guestfs_vg_activate_args, (char *) &args); + if (serial == -1) { + guestfs_end_busy (g); + return -1; + } + + guestfs__switch_to_receiving (g); + ctx.cb_sequence = 0; + guestfs_set_reply_callback (g, vg_activate_reply_cb, &ctx); + (void) ml->main_loop_run (ml, g); + guestfs_set_reply_callback (g, NULL, NULL); + if (ctx.cb_sequence != 1) { + error (g, "%s reply failed, see earlier error messages", "guestfs_vg_activate"); + guestfs_end_busy (g); + return -1; + } + + if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_VG_ACTIVATE, serial) == -1) { + guestfs_end_busy (g); + return -1; + } + + if (ctx.hdr.status == GUESTFS_STATUS_ERROR) { + error (g, "%s", ctx.err.error_message); + free (ctx.err.error_message); + guestfs_end_busy (g); + return -1; + } + + guestfs_end_busy (g); + return 0; +} +