From 8efba98644f9262d74a42fac7ea39d197192443a Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Wed, 22 Jun 2016 14:07:49 -0400
Subject: [PATCH 20/55] grubby: add --set-index to specify which position to
add new entries as
This adds an option, "--set-index N", to grubby, and will cause creation
of any new entry to be at a particular zero-indexed position in the
resulting configuration file.
Related: rhbz#1285601
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grubby.c | 26 +++++++++++++++++++++-----
.gitignore | 1 +
grubby.8 | 8 ++++++--
test.sh | 14 ++++++++++++++
test/grub.15 | 19 +++++++++++++++++++
test/results/add/g1.10 | 22 ++++++++++++++++++++++
test/results/add/g1.17 | 19 +++++++++++++++++++
test/results/add/g1.8 | 22 ++++++++++++++++++++++
test/results/add/g1.9 | 22 ++++++++++++++++++++++
9 files changed, 146 insertions(+), 7 deletions(-)
create mode 100644 test/grub.15
create mode 100644 test/results/add/g1.10
create mode 100644 test/results/add/g1.17
create mode 100644 test/results/add/g1.8
create mode 100644 test/results/add/g1.9
diff --git a/grubby.c b/grubby.c
index d66c1c5a40a..54625e7da0a 100644
--- a/grubby.c
+++ b/grubby.c
@@ -4207,9 +4207,9 @@ int addNewKernel(struct grubConfig *config, struct singleEntry *template,
const char *newKernelArgs, const char *newKernelInitrd,
const char **extraInitrds, int extraInitrdCount,
const char *newMBKernel, const char *newMBKernelArgs,
- const char *newDevTreePath)
+ const char *newDevTreePath, int newIndex)
{
- struct singleEntry *new;
+ struct singleEntry *new, *entry, *prev = NULL;
struct singleLine *newLine = NULL, *tmplLine = NULL, *masterLine = NULL;
int needs;
char *chptr;
@@ -4239,9 +4239,20 @@ int addNewKernel(struct grubConfig *config, struct singleEntry *template,
new = malloc(sizeof(*new));
new->skip = 0;
new->multiboot = 0;
- new->next = config->entries;
new->lines = NULL;
- config->entries = new;
+ entry = config->entries;
+ for (unsigned int i = 0; i < newIndex; i++) {
+ if (!entry)
+ break;
+ prev = entry;
+ entry = entry->next;
+ }
+ new->next = entry;
+
+ if (prev)
+ prev->next = new;
+ else
+ config->entries = new;
/* copy/update from the template */
needs = NEED_KERNEL | NEED_TITLE;
@@ -4734,6 +4745,7 @@ int main(int argc, const char **argv)
char *newDevTreePath = NULL;
char *newMBKernel = NULL;
char *newMBKernelArgs = NULL;
+ int newIndex = 0;
char *removeMBKernelArgs = NULL;
char *removeMBKernel = NULL;
char *bootPrefix = NULL;
@@ -4840,6 +4852,9 @@ int main(int argc, const char **argv)
{"set-default-index", 0, POPT_ARG_INT, &defaultIndex, 0,
_("make the given entry index the default entry"),
_("entry-index")},
+ {"set-index", 0, POPT_ARG_INT, &newIndex, 0,
+ _("use the given index when creating a new entry"),
+ _("entry-index")},
{"silo", 0, POPT_ARG_NONE, &configureSilo, 0,
_("configure silo bootloader")},
{"title", 0, POPT_ARG_STRING, &newKernelTitle, 0,
@@ -5255,7 +5270,8 @@ int main(int argc, const char **argv)
if (addNewKernel(config, template, bootPrefix, newKernelPath,
newKernelTitle, newKernelArgs, newKernelInitrd,
(const char **)extraInitrds, extraInitrdCount,
- newMBKernel, newMBKernelArgs, newDevTreePath))
+ newMBKernel, newMBKernelArgs, newDevTreePath,
+ newIndex))
return 1;
if (numEntries(config) == 0) {
diff --git a/.gitignore b/.gitignore
index e78a392d601..1c00ff7c5ed 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ version.h
*.o
core.*
vgcore.*
+*.tar.*
diff --git a/grubby.8 b/grubby.8
index 355b6eb6908..a4691f8ddb2 100644
--- a/grubby.8
+++ b/grubby.8
@@ -7,12 +7,12 @@ grubby \- command line tool for configuring grub, lilo, elilo, yaboot and zipl
[--bad-image-okay] [--boot-filesystem=\fIbootfs\fR]
[--bootloader-probe] [--config-file \fIpath\fR] [--copy-default]
[--debug] [--default-kernel] [--default-index] [--default-title]
- [--devtree=\fIdevicetree.dtb\fR]
+ [--devtree=\fIdevicetree.dtb\fR] [--set-entry=\fIentry-index\fR]
[--grub] [--lilo] [--yaboot] [--silo] [--zipl]
[--info=\fIkernel-path\fR] [--initrd=\fIinitrd-path\fR]
[--make-default] [-o path] [--version]
[--remove-kernel=\fIkernel-path\fR] [--remove-args=\fIargs\fR]
- [--set-default=\fIkernel-path\fR] [--set-default-index=\fientry-index\fR]
+ [--set-default=\fIkernel-path\fR] [--set-default-index=\fIentry-index\fR]
[--title=entry-title] [--add-multiboot=\fImultiboot-path\fR]
[--mbargs=\fIargs\fR] [--remove-multiboot=\fImultiboot-path\fR]
[--remove-mbargs=\fIargs\fR]
@@ -48,6 +48,10 @@ with that title are used.
\fB-\-add-kernel\fR=\fIkernel-path\fR
Add a new boot entry for the kernel located at \fIkernel-path\fR.
+.TP
+\fB-\-set-entry\fR=\fIentry-index\fR
+Set the position at which to add a new entry created with \fB-\-add-kernel\fR.
+
.TP
\fB-\-args\fR=\fIkernel-args\fR
When a new kernel is added, this specifies the command line arguments
diff --git a/test.sh b/test.sh
index ba466a50501..7d1794c83df 100755
--- a/test.sh
+++ b/test.sh
@@ -485,6 +485,20 @@ grubTest grub.8 add/g8.2 --add-kernel=/boot/new-kernel.img --title='title' \
grubTest grub.11 add/g11.1 --add-kernel=/boot/new-kernel.img --title='title' \
--initrd=/boot/new-initrd --boot-filesystem=/boot --copy-default \
--args='console=tty0 console=ttyS1,9600n81 single'
+grubTest grub.1 add/g1.1 --add-kernel=/boot/new-kernel.img --title='title' \
+ --initrd=/boot/new-initrd --boot-filesystem=/ --set-index 0
+grubTest grub.1 add/g1.17 --add-kernel=/boot/new-kernel.img --title='title' \
+ --initrd=/boot/new-initrd --boot-filesystem=/ --set-index 1
+grubTest grub.1 add/g1.17 --add-kernel=/boot/new-kernel.img --title='title' \
+ --initrd=/boot/new-initrd --boot-filesystem=/ --set-index 2
+grubTest grub.15 add/g1.10 --add-kernel=/boot/new-kernel.img --title='title' \
+ --initrd=/boot/new-initrd --boot-filesystem=/ --set-index 0
+grubTest grub.15 add/g1.8 --add-kernel=/boot/new-kernel.img --title='title' \
+ --initrd=/boot/new-initrd --boot-filesystem=/ --set-index 1
+grubTest grub.15 add/g1.9 --add-kernel=/boot/new-kernel.img --title='title' \
+ --initrd=/boot/new-initrd --boot-filesystem=/ --set-index 2
+grubTest grub.15 add/g1.9 --add-kernel=/boot/new-kernel.img --title='title' \
+ --initrd=/boot/new-initrd --boot-filesystem=/ --set-index 5
testgrub2=n
ARCH=$(uname -m | sed s,i[3456789]86,ia32,)
diff --git a/test/grub.15 b/test/grub.15
new file mode 100644
index 00000000000..e1c5f8a9b52
--- /dev/null
+++ b/test/grub.15
@@ -0,0 +1,19 @@
+# grub.conf generated by anaconda
+#
+# Note that you do not have to rerun grub after making changes to this file
+# NOTICE: You have a /boot partition. This means that
+# all kernel and initrd paths are relative to /boot/, eg.
+# root (hd0,0)
+# kernel /vmlinuz-version ro root=/dev/sda1
+# initrd /initrd-version.img
+#boot=/dev/hda
+default=1
+timeout=10
+splashimage=(hd0,0)/grub/splash.xpm.gz
+title Red Hat Linux (2.4.7-2)
+ root (hd0,0)
+ kernel /vmlinuz-2.4.7-2 ro root=/dev/sda1
+ initrd /initrd-2.4.7-2.img
+title zonk
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
diff --git a/test/results/add/g1.10 b/test/results/add/g1.10
new file mode 100644
index 00000000000..dcdd8a8ce10
--- /dev/null
+++ b/test/results/add/g1.10
@@ -0,0 +1,22 @@
+# grub.conf generated by anaconda
+#
+# Note that you do not have to rerun grub after making changes to this file
+# NOTICE: You have a /boot partition. This means that
+# all kernel and initrd paths are relative to /boot/, eg.
+# root (hd0,0)
+# kernel /vmlinuz-version ro root=/dev/sda1
+# initrd /initrd-version.img
+#boot=/dev/hda
+default=2
+timeout=10
+splashimage=(hd0,0)/grub/splash.xpm.gz
+title title
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
+title Red Hat Linux (2.4.7-2)
+ root (hd0,0)
+ kernel /vmlinuz-2.4.7-2 ro root=/dev/sda1
+ initrd /initrd-2.4.7-2.img
+title zonk
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
diff --git a/test/results/add/g1.17 b/test/results/add/g1.17
new file mode 100644
index 00000000000..6a388228768
--- /dev/null
+++ b/test/results/add/g1.17
@@ -0,0 +1,19 @@
+# grub.conf generated by anaconda
+#
+# Note that you do not have to rerun grub after making changes to this file
+# NOTICE: You have a /boot partition. This means that
+# all kernel and initrd paths are relative to /boot/, eg.
+# root (hd0,0)
+# kernel /vmlinuz-version ro root=/dev/sda1
+# initrd /initrd-version.img
+#boot=/dev/hda
+default=1
+timeout=10
+splashimage=(hd0,0)/grub/splash.xpm.gz
+title Red Hat Linux (2.4.7-2)
+ root (hd0,0)
+ kernel /vmlinuz-2.4.7-2 ro root=/dev/sda1
+ initrd /initrd-2.4.7-2.img
+title title
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
diff --git a/test/results/add/g1.8 b/test/results/add/g1.8
new file mode 100644
index 00000000000..5893a2f5af1
--- /dev/null
+++ b/test/results/add/g1.8
@@ -0,0 +1,22 @@
+# grub.conf generated by anaconda
+#
+# Note that you do not have to rerun grub after making changes to this file
+# NOTICE: You have a /boot partition. This means that
+# all kernel and initrd paths are relative to /boot/, eg.
+# root (hd0,0)
+# kernel /vmlinuz-version ro root=/dev/sda1
+# initrd /initrd-version.img
+#boot=/dev/hda
+default=2
+timeout=10
+splashimage=(hd0,0)/grub/splash.xpm.gz
+title Red Hat Linux (2.4.7-2)
+ root (hd0,0)
+ kernel /vmlinuz-2.4.7-2 ro root=/dev/sda1
+ initrd /initrd-2.4.7-2.img
+title title
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
+title zonk
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
diff --git a/test/results/add/g1.9 b/test/results/add/g1.9
new file mode 100644
index 00000000000..310623d13d2
--- /dev/null
+++ b/test/results/add/g1.9
@@ -0,0 +1,22 @@
+# grub.conf generated by anaconda
+#
+# Note that you do not have to rerun grub after making changes to this file
+# NOTICE: You have a /boot partition. This means that
+# all kernel and initrd paths are relative to /boot/, eg.
+# root (hd0,0)
+# kernel /vmlinuz-version ro root=/dev/sda1
+# initrd /initrd-version.img
+#boot=/dev/hda
+default=2
+timeout=10
+splashimage=(hd0,0)/grub/splash.xpm.gz
+title Red Hat Linux (2.4.7-2)
+ root (hd0,0)
+ kernel /vmlinuz-2.4.7-2 ro root=/dev/sda1
+ initrd /initrd-2.4.7-2.img
+title zonk
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
+title title
+ kernel /boot/new-kernel.img
+ initrd /boot/new-initrd
--
2.17.1