Rewizja Burn an ISO to usb

anduin zrewidował ten Gist 1 year ago. Przejdź do rewizji

1 file changed, 1 insertion

burn.sh

			@@ -38,6 +38,7 @@ function print_ok() {
38	38
39	39		function print_error() {
40	40		echo -e "${ERROR} ${Red} $1 ${Font}"
	41	+	exit 1
41	42		}
42	43
43	44		function print_warn() {

anduin zrewidował ten Gist 1 year ago. Przejdź do rewizji

1 file changed, 30 insertions, 19 deletions

burn.sh

			@@ -59,23 +59,23 @@ function judge() {
59	59
60	60		function burn()
61	61		{
62		-	# If the user want to burn /dev/sda, device should be 'sda'
63		-	device=$1
64		-	iso=$2
	62	+	# If the user want to burn /dev/sda, device should be '/dev/sda'
	63	+	iso=$1
	64	+	device=$2
65	65
66	66		if [ -z "$device" ]; then
67		-	print_error "Usage: $0 <device> <iso>"
	67	+	print_error "Usage: burn.sh /path/to/iso /dev/device"
68	68		exit 1
69	69		fi
70	70
71		-	# Ensure /dev/$device exists
72		-	if [ ! -e "/dev/$device" ]; then
73		-	print_error "Device /dev/$device does not exist."
	71	+	# Ensure $device exists
	72	+	if [ ! -e "$device" ]; then
	73	+	print_error "Device $device does not exist."
74	74		exit 1
75	75		fi
76	76
77		-	# Unmount all partitions on /dev/$device
78		-	for mountpoint in $(lsblk -o MOUNTPOINT "/dev/$device" \| tail -n +2); do
	77	+	# Unmount all partitions on /$device
	78	+	for mountpoint in $(lsblk -o MOUNTPOINT "$device" \| tail -n +2); do
79	79		print_ok "Unmounting $mountpoint"
80	80		sudo umount "$mountpoint"
81	81		judge "Unmount $mountpoint"
			@@ -101,33 +101,36 @@ function burn()
101	101
102	102		# Ensure the disk is larger than the iso
103	103		iso_size=$(stat -c %s "$iso")
104		-	device_size=$(sudo blockdev --getsize64 "/dev/$device")
	104	+	device_size=$(sudo blockdev --getsize64 "$device")
105	105		if [ "$iso_size" -gt "$device_size" ]; then
106		-	print_error "ISO $iso is larger than /dev/$device."
	106	+	print_error "ISO $iso is larger than $device."
107	107		exit 1
108	108		else
109		-	print_ok "ISO $iso is $iso_size bytes, /dev/$device is $device_size bytes. Device is large enough."
	109	+	print_ok "ISO $iso is $iso_size bytes, $device is $device_size bytes. Device is large enough."
110	110		fi
111	111
112		-	print_ok "Burning $iso to /dev/$device. This will take a while..."
113		-	sudo dd if="$iso" of="/dev/$device" bs=4M status=progress oflag=sync
	112	+	print_ok "Burning $iso to $device. This will take a while..."
	113	+	sudo dd if="$iso" of="$device" bs=4M status=progress oflag=sync
114	114		sync && sync && sync
115	115
	116	+	print_ok "Sleep 10 seconds to ensure the USB write buffer is flushed."
	117	+	sleep 10
	118	+
116	119		# Verify the burn
117	120		print_ok "Verifying the burn. This will take a while."
118	121
119	122		# Foreach the mount point under $device, unmount it
120		-	for mountpoint in $(lsblk -o MOUNTPOINT "/dev/$device" \| tail -n +2); do
	123	+	for mountpoint in $(lsblk -o MOUNTPOINT "$device" \| tail -n +2); do
121	124		print_ok "Unmounting $mountpoint"
122	125		sudo umount "$mountpoint"
123	126		judge "Unmount $mountpoint"
124	127		done
125	128
126	129		# Mount the device to /tmp/burn/$device
127		-	print_ok "Mounting /dev/$device to /tmp/burn/$device"
	130	+	print_ok "Mounting $device to /tmp/burn/$device"
128	131		mkdir -p /tmp/burn/$device
129		-	sudo mount "/dev/$device" /tmp/burn/$device
130		-	judge "Mount /dev/$device to /tmp/burn/$device"
	132	+	sudo mount "$device" /tmp/burn/$device
	133	+	judge "Mount $device to /tmp/burn/$device"
131	134
132	135		# Calculate the md5sum of the iso
133	136		print_ok "Calculating the md5sum of the files in the iso"
			@@ -146,6 +149,7 @@ function burn()
146	149
147	150		# Unmount the device
148	151		print_ok "Unmounting /tmp/burn/$device"
	152	+	sleep 1
149	153		sudo umount /tmp/burn/$device
150	154		judge "Unmount /tmp/burn/$device"
151	155
			@@ -154,7 +158,14 @@ function burn()
154	158		rm -rf /tmp/burn/$device
155	159		judge "Clean up"
156	160
157		-	print_ok "Done. You can now remove the USB stick."
	161	+	# Ensure the USB stick safe to eject
	162	+	print_ok "Ejecting $device"
	163	+	sleep 5
	164	+	udisksctl power-off -b "$device"
	165	+	judge "Eject $device"
	166	+
	167	+	print_ok "Done. The usb drive is safe to remove."
158	168		}
159	169
	170	+	clear
160	171		burn "$@"

anduin zrewidował ten Gist 1 year ago. Przejdź do rewizji

1 file changed, 12 insertions, 2 deletions

burn.sh

			@@ -99,9 +99,19 @@ function burn()
99	99		exit 1
100	100		fi
101	101
102		-	print_ok "Burning $iso to /dev/$device. This will take a while."
	102	+	# Ensure the disk is larger than the iso
	103	+	iso_size=$(stat -c %s "$iso")
	104	+	device_size=$(sudo blockdev --getsize64 "/dev/$device")
	105	+	if [ "$iso_size" -gt "$device_size" ]; then
	106	+	print_error "ISO $iso is larger than /dev/$device."
	107	+	exit 1
	108	+	else
	109	+	print_ok "ISO $iso is $iso_size bytes, /dev/$device is $device_size bytes. Device is large enough."
	110	+	fi
	111	+
	112	+	print_ok "Burning $iso to /dev/$device. This will take a while..."
103	113		sudo dd if="$iso" of="/dev/$device" bs=4M status=progress oflag=sync
104		-	sync
	114	+	sync && sync && sync
105	115
106	116		# Verify the burn
107	117		print_ok "Verifying the burn. This will take a while."

anduin zrewidował ten Gist 1 year ago. Przejdź do rewizji

1 file changed, 9 insertions, 2 deletions

burn.sh

			@@ -120,10 +120,17 @@ function burn()
120	120		judge "Mount /dev/$device to /tmp/burn/$device"
121	121
122	122		# Calculate the md5sum of the iso
	123	+	print_ok "Calculating the md5sum of the files in the iso"
123	124		(
124	125		cd /tmp/burn/$device && \
125		-	sudo md5sum -c md5sum.txt --quiet && \
126		-	print_ok "Burn successful." \|\| \
	126	+	sudo md5sum -c md5sum.txt && \
	127	+	print_ok "First pass verification succeeded." \|\| \
	128	+	print_error "Burn failed."
	129	+	)
	130	+	(
	131	+	cd /tmp/burn/$device && \
	132	+	sudo md5sum -c md5sum.txt && \
	133	+	print_ok "Second pass verification succeeded." \|\| \
127	134		print_error "Burn failed."
128	135		)
129	136

anduin zrewidował ten Gist 1 year ago. Przejdź do rewizji

1 file changed, 143 insertions

burn.sh(stworzono plik)

		@@ -0,0 +1,143 @@
1	+	#!/bin/bash
2	+
3	+	#==========================
4	+	# Set up the environment
5	+	#==========================
6	+	set -e # exit on error
7	+	set -o pipefail # exit on pipeline error
8	+	set -u # treat unset variable as error
9	+
10	+	#==========================
11	+	# Basic Information
12	+	#==========================
13	+	export LC_ALL=C
14	+	export LANG=en_US.UTF-8
15	+	export DEBIAN_FRONTEND=noninteractive
16	+	export SCRIPT_DIR="$(dirname "$(readlink -f "$0")")"
17	+
18	+	#==========================
19	+	# Color
20	+	#==========================
21	+	Green="\033[32m"
22	+	Red="\033[31m"
23	+	Yellow="\033[33m"
24	+	Blue="\033[36m"
25	+	Font="\033[0m"
26	+	GreenBG="\033[42;37m"
27	+	RedBG="\033[41;37m"
28	+	OK="${Green}[ OK ]${Font}"
29	+	ERROR="${Red}[FAILED]${Font}"
30	+	WARNING="${Yellow}[ WARN ]${Font}"
31	+
32	+	#==========================
33	+	# Print Colorful Text
34	+	#==========================
35	+	function print_ok() {
36	+	echo -e "${OK} ${Blue} $1 ${Font}"
37	+	}
38	+
39	+	function print_error() {
40	+	echo -e "${ERROR} ${Red} $1 ${Font}"
41	+	}
42	+
43	+	function print_warn() {
44	+	echo -e "${WARNING} ${Yellow} $1 ${Font}"
45	+	}
46	+
47	+	#==========================
48	+	# Judge function
49	+	#==========================
50	+	function judge() {
51	+	if [[ 0 -eq $? ]]; then
52	+	print_ok "$1 succeeded"
53	+	sleep 0.2
54	+	else
55	+	print_error "$1 failed"
56	+	exit 1
57	+	fi
58	+	}
59	+
60	+	function burn()
61	+	{
62	+	# If the user want to burn /dev/sda, device should be 'sda'
63	+	device=$1
64	+	iso=$2
65	+
66	+	if [ -z "$device" ]; then
67	+	print_error "Usage: $0 <device> <iso>"
68	+	exit 1
69	+	fi
70	+
71	+	# Ensure /dev/$device exists
72	+	if [ ! -e "/dev/$device" ]; then
73	+	print_error "Device /dev/$device does not exist."
74	+	exit 1
75	+	fi
76	+
77	+	# Unmount all partitions on /dev/$device
78	+	for mountpoint in $(lsblk -o MOUNTPOINT "/dev/$device" \| tail -n +2); do
79	+	print_ok "Unmounting $mountpoint"
80	+	sudo umount "$mountpoint"
81	+	judge "Unmount $mountpoint"
82	+	done
83	+
84	+	# Ensure the iso exists
85	+	if [ ! -e "$iso" ]; then
86	+	print_error "ISO $iso does not exist."
87	+	exit 1
88	+	fi
89	+
90	+	# Ensure the iso is a file
91	+	if [ ! -f "$iso" ]; then
92	+	print_error "ISO $iso is not a file."
93	+	exit 1
94	+	fi
95	+
96	+	# Ensure the iso is readable
97	+	if [ ! -r "$iso" ]; then
98	+	print_error "ISO $iso is not readable."
99	+	exit 1
100	+	fi
101	+
102	+	print_ok "Burning $iso to /dev/$device. This will take a while."
103	+	sudo dd if="$iso" of="/dev/$device" bs=4M status=progress oflag=sync
104	+	sync
105	+
106	+	# Verify the burn
107	+	print_ok "Verifying the burn. This will take a while."
108	+
109	+	# Foreach the mount point under $device, unmount it
110	+	for mountpoint in $(lsblk -o MOUNTPOINT "/dev/$device" \| tail -n +2); do
111	+	print_ok "Unmounting $mountpoint"
112	+	sudo umount "$mountpoint"
113	+	judge "Unmount $mountpoint"
114	+	done
115	+
116	+	# Mount the device to /tmp/burn/$device
117	+	print_ok "Mounting /dev/$device to /tmp/burn/$device"
118	+	mkdir -p /tmp/burn/$device
119	+	sudo mount "/dev/$device" /tmp/burn/$device
120	+	judge "Mount /dev/$device to /tmp/burn/$device"
121	+
122	+	# Calculate the md5sum of the iso
123	+	(
124	+	cd /tmp/burn/$device && \
125	+	sudo md5sum -c md5sum.txt --quiet && \
126	+	print_ok "Burn successful." \|\| \
127	+	print_error "Burn failed."
128	+	)
129	+
130	+	# Unmount the device
131	+	print_ok "Unmounting /tmp/burn/$device"
132	+	sudo umount /tmp/burn/$device
133	+	judge "Unmount /tmp/burn/$device"
134	+
135	+	# Clean up
136	+	print_ok "Cleaning up"
137	+	rm -rf /tmp/burn/$device
138	+	judge "Clean up"
139	+
140	+	print_ok "Done. You can now remove the USB stick."
141	+	}
142	+
143	+	burn "$@"

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