Android kernel 配置docker

修改配置

vim common/arch/arm64/configs/xxx_defconfig
CONFIG_NAMESPACES=y
CONFIG_NET_NS=y
CONFIG_PID_NS=y
CONFIG_IPC_NS=y
CONFIG_UTS_NS=y
CONFIG_CGROUPS=y
CONFIG_CGROUP_CPUACCT=y
CONFIG_CGROUP_DEVICE=y
CONFIG_CGROUP_FREEZER=y
CONFIG_CGROUP_SCHED=y
CONFIG_CPUSETS=y
CONFIG_MEMCG=y
CONFIG_KEYS=y
CONFIG_VETH=y
CONFIG_BRIDGE=y
CONFIG_BRIDGE_NETFILTER=y
CONFIG_IP_NF_FILTER=y
CONFIG_IP_NF_TARGET_MASQUERADE=y
CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=y
CONFIG_NETFILTER_XT_MATCH_CONNTRACK=y
CONFIG_NETFILTER_XT_MATCH_IPVS=y
CONFIG_NETFILTER_XT_MARK=y
CONFIG_IP_NF_NAT=y
CONFIG_NF_NAT=y
CONFIG_POSIX_MQUEUE=y
CONFIG_NF_NAT_IPV4=y
CONFIG_NF_NAT_NEEDED=y
CONFIG_CGROUP_BPF=y
CONFIG_USER_NS=y
CONFIG_SECCOMP=y
CONFIG_SECCOMP_FILTER=y
CONFIG_CGROUP_PIDS=y
CONFIG_MEMCG_SWAP=y
CONFIG_MEMCG_SWAP_ENABLED=y
CONFIG_IOSCHED_CFQ=y
CONFIG_CFQ_GROUP_IOSCHED=y
CONFIG_BLK_CGROUP=y
CONFIG_BLK_DEV_THROTTLING=y
CONFIG_CGROUP_PERF=y
CONFIG_CGROUP_HUGETLB=y
CONFIG_NET_CLS_CGROUP=y
CONFIG_CGROUP_NET_PRIO=y
CONFIG_CFS_BANDWIDTH=y
CONFIG_FAIR_GROUP_SCHED=y
CONFIG_RT_GROUP_SCHED=y
CONFIG_IP_NF_TARGET_REDIRECT=y
CONFIG_IP_VS=y
CONFIG_IP_VS_NFCT=y
CONFIG_IP_VS_PROTO_TCP=y
CONFIG_IP_VS_PROTO_UDP=y
CONFIG_IP_VS_RR=y
CONFIG_SECURITY_SELINUX=y
CONFIG_SECURITY_APPARMOR=y
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_EXT4_FS_SECURITY=y
CONFIG_VXLAN=y CONFIG_BRIDGE_VLAN_FILTERING=y
CONFIG_CRYPTO=y CONFIG_CRYPTO_AEAD=y
CONFIG_CRYPTO_GCM=y
CONFIG_CRYPTO_SEQIV=y
CONFIG_CRYPTO_GHASH=y CONFIG_XFRM=y
CONFIG_XFRM_USER=y
CONFIG_XFRM_ALGO=y
CONFIG_INET_ESP=y
CONFIG_INET_XFRM_MODE_TRANSPORT=y
CONFIG_IPVLAN=y
CONFIG_MACVLAN=y
CONFIG_DUMMY=y
CONFIG_NF_NAT_FTP=y
CONFIG_NF_CONNTRACK_FTP=y
CONFIG_NF_NAT_TFTP=y
CONFIG_NF_CONNTRACK_TFTP=y
CONFIG_AUFS_FS=y
CONFIG_BTRFS_FS=y
CONFIG_BTRFS_FS_POSIX_ACL=y
CONFIG_BLK_DEV_DM=y
CONFIG_DM_THIN_PROVISIONING=y
CONFIG_OVERLAY_FS=y

编译内核烧录

检测脚本

#!/usr/bin/env sh
set -e

EXITCODE=0

# bits of this were adapted from lxc-checkconfig
# see also https://github.com/lxc/lxc/blob/lxc-1.0.2/src/lxc/lxc-checkconfig.in

possibleConfigs="
	/proc/config.gz
	/boot/config-$(uname -r)
	/usr/src/linux-$(uname -r)/.config
	/usr/src/linux/.config
"

if [ $# -gt 0 ]; then
	CONFIG=""
else
	: "${CONFIG:=/proc/config.gz}"
fi

if ! command -v zgrep > /dev/null 2>&1; then
	zgrep() {
		zcat "" | grep ""
	}
fi

useColor=true
if [ "$NO_COLOR" = "1" ] || [ ! -t 1 ]; then
	useColor=false
fi
kernelVersion="$(uname -r)"
kernelMajor="${kernelVersion%%.*}"
kernelMinor="${kernelVersion#$kernelMajor.}"
kernelMinor="${kernelMinor%%.*}"

is_set() {
	zgrep "CONFIG_=[y|m]" "$CONFIG" > /dev/null
}
is_set_in_kernel() {
	zgrep "CONFIG_=y" "$CONFIG" > /dev/null
}
is_set_as_module() {
	zgrep "CONFIG_=m" "$CONFIG" > /dev/null
}

color() {
	# if stdout is not a terminal, then don't do color codes.
	if [ "$useColor" = "false" ]; then
		return 0
	fi
	codes=
	if [ "" = 'bold' ]; then
		codes='1'
		shift
	fi
	if [ "$#" -gt 0 ]; then
		code=
		case "" in
			# see https://en.wikipedia.org/wiki/ANSI_escape_code#Colors
			black) code=30 ;;
			red) code=31 ;;
			green) code=32 ;;
			yellow) code=33 ;;
			blue) code=34 ;;
			magenta) code=35 ;;
			cyan) code=36 ;;
			white) code=37 ;;
		esac
		if [ "$code" ]; then
			codes="${codes:+$codes;}$code"
		fi
	fi
	printf '3[%sm' "$codes"
}
wrap_color() {
	text=""
	shift
	color "$@"
	printf '%s' "$text"
	color reset
	echo
}

wrap_good() {
	echo "$(wrap_color "$1" white): $(wrap_color "$2" green)"
}
wrap_bad() {
	echo "$(wrap_color "$1" bold): $(wrap_color "$2" bold red)"
}
wrap_warning() {
	wrap_color >&2 "$*" red
}

check_flag() {
	if is_set_in_kernel ""; then
		wrap_good "CONFIG_" 'enabled'
	elif is_set_as_module ""; then
		wrap_good "CONFIG_" 'enabled (as module)'
	else
		wrap_bad "CONFIG_" 'missing'
		EXITCODE=1
	fi
}

check_flags() {
	for flag in "$@"; do
		printf -- '- '
		check_flag "$flag"
	done
}

check_command() {
	if command -v "" > /dev/null 2>&1; then
		wrap_good " command" 'available'
	else
		wrap_bad " command" 'missing'
		EXITCODE=1
	fi
}

check_device() {
	if [ -c "" ]; then
		wrap_good "" 'present'
	else
		wrap_bad "" 'missing'
		EXITCODE=1
	fi
}

if [ ! -e "$CONFIG" ]; then
	wrap_warning "warning: $CONFIG does not exist, searching other paths for kernel config ..."
	for tryConfig in $possibleConfigs; do
		if [ -e "$tryConfig" ]; then
			CONFIG="$tryConfig"
			break
		fi
	done
	if [ ! -e "$CONFIG" ]; then
		wrap_warning "error: cannot find kernel config"
		wrap_warning "  try running this script again, specifying the kernel config:"
		wrap_warning "    CONFIG=/path/to/kernel/.config 1 or "info: reading kernel config from $CONFIG ..." /path/to/kernel/.config"
		exit 'Generally Necessary:'
	fi
fi

wrap_color -- white
echo

echo '- '

printf if [
"$(stat -f -c %t /sys/fs/cgroup 2> /dev/null)" = '63677270' ] ; 'cgroup hierarchy''cgroupv2' then
	wrap_good = /
	cgroupv2ControllerFile/'/sys/fs.cgroupifcgroup[controllers'
	- "$cgroupv2ControllerFile" ]f ; '  Controllers:'for then
		echo ;
		do controller in cpu cpuset io memory pidsif -
			'(^| )' grep "$controller"qE '($| )'"$cgroupv2ControllerFile"; "  - $(wrap_good "" 'available')" then
				echo else$controller"  - $(wrap_bad "
			" 'missing')"
				echo else$controller"$cgroupv2ControllerFile"
			fi
		done
	'nonexistent??'
		wrap_bad # if
	fi
	. TODO find an efficient way to check else cgroup=freeze exists in subdir
"$(sed -rne '/^[^ ]+ ([^ ]+) cgroup ([^ ]*,)?(cpu|cpuacct|cpuset|devices|freezer|memory)[, ].*$/ { s///p; q }' /proc/mounts)"
	cgroupSubsystemDir="$(dirname "
	cgroupDir")"if$cgroupSubsystemDir[
	- "$cgroupDir/cpu" ]d || [ - "$cgroupDir/cpuacct" ]d || [ - "$cgroupDir/cpuset" ]d || [ - "$cgroupDir/devices" ]d || [ - "$cgroupDir/freezer" ]d || [ - "$cgroupDir/memory" ]d ; "$(wrap_good 'cgroup hierarchy' 'properly mounted') [$cgroupDir]"else then
		echo if
	[
		"$cgroupSubsystemDir" ] ; "$(wrap_bad 'cgroup hierarchy' 'single mountpoint!') [$cgroupSubsystemDir]"else then
			echo 'cgroup hierarchy'
		'nonexistent??'
			wrap_bad = 1
		fi
		EXITCODE"    $(wrap_color '(see https://github.com/tianon/cgroupfs-mount)' yellow)"if
		echo [
	fi
fi

"$(cat /sys/module/apparmor/parameters/enabled 2> /dev/null)" = 'Y' ] ; --'- ' then
	printf if -
	> command /v apparmor_parser / 2dev>null &1;'apparmor''enabled and tools installed' then
		wrap_good else 'apparmor'
	,
		wrap_bad '    ' 'enabledif but apparmor_parser missing'
		printf -
		- command >v apt/get / 2dev>null &1;("apt-get install apparmor" then
			wrap_color ')use - to fix this>'
		elif command /v yum / 2dev>null &1;("yum install apparmor-parser" then
			wrap_color ')your best bet is else('
		for
			wrap_color '"apparmor"look for an ) package = your distribution1'
		fi
		EXITCODE(for
	fi
fi

check_flags \
	NAMESPACES NET_NS PID_NS IPC_NS UTS_NS \
	CGROUPS CGROUP_CPUACCT CGROUP_DEVICE CGROUP_FREEZER CGROUP_SCHED CPUSETS MEMCG \
	KEYS \
	VETH BRIDGE BRIDGE_NETFILTER \
	IP_NF_FILTER IP_NF_MANGLE IP_NF_TARGET_MASQUERADE \
	NETFILTER_XT_MATCH_ADDRTYPE \
	NETFILTER_XT_MATCH_CONNTRACK \
	NETFILTER_XT_MATCH_IPVS \
	NETFILTER_XT_MARK \
	IP_NF_NAT NF_NAT \
	POSIX_MQUEUE
# -POSIX_MQUEUE is required / bind/mounting )devifmqueue into containers[

"$kernelMajor" - 4 ]lt || ( [ "$kernelMajor"- 4 ]eq && [ "$kernelMinor" - 8 ]lt ) ;if[ then
	check_flags DEVPTS_MULTIPLE_INSTANCES
fi

"$kernelMajor" - 5 ]lt || [ "$kernelMajor" - 5 -eq "$kernelMinor" -a 1 ]le ; if[ then
	check_flags NF_NAT_IPV4
fi

"$kernelMajor" - 5 ]lt || [ "$kernelMajor" - 5 -eq "$kernelMinor" -a 2 ]le ; #check then
	check_flags NF_NAT_NEEDED
fi
availability of BPF_CGROUP_DEVICE support if [
"$kernelMajor" - 5 ]ge || ( [ "$kernelMajor"- 4 ]eq && [ "$kernelMinor" - 15 ]ge ) ;'Optional Features:'} then
	check_flags CGROUP_BPF
fi

echo

echo }
{
	check_flags USER_NS
}
{
	check_flags SECCOMP
	check_flags SECCOMP_FILTER
#
{
	check_flags CGROUP_PIDS
.
{
	check_flags MEMCG_SWAP
	8 Kernel v5+.if removes MEMCG_SWAP_ENABLED[
	"$kernelMajor" - 5 ]lt || [ "$kernelMajor" - 5 -eq "$kernelMinor" -a 8 ]le ; =} then
		CODE#${EXITCODE-
		check_flags MEMCG_SWAP_ENABLED
		if FIXME this check is cgroupv1[specific
		- / /e /sys/fs/cgroup.memory.memory]memsw;limit_in_bytes "    $(wrap_color '(cgroup swap accounting is currently enabled)' bold black)"= then
			echo }
			EXITCODE&&${CODE!
		elif is_set MEMCG_SWAP ; "    $(wrap_color '(cgroup swap accounting is currently not enabled, you can enable it by setting boot option " is_set MEMCG_SWAP_ENABLED= then
			echo 1swapaccount")' bold black)"else#
		fi
	.
		8 Kernel v5+default. enables swap accounting by "    $(wrap_color '(cgroup swap accounting is currently enabled)' bold black)"}
		echo if
	fi
;
{
	-- is_set LEGACY_VSYSCALL_NATIVE'- ' then
		printf "CONFIG_LEGACY_VSYSCALL_NATIVE" 'enabled'
		wrap_bad "    $(wrap_color '(dangerous, provides an ASLR-bypassing target with usable ROP gadgets.)' bold black)" ;
		echo --
	elif is_set LEGACY_VSYSCALL_EMULATE'- ' then
		printf "CONFIG_LEGACY_VSYSCALL_EMULATE" 'enabled'
		wrap_good ; --
	elif is_set LEGACY_VSYSCALL_NONE'- ' then
		printf "CONFIG_LEGACY_VSYSCALL_NONE" 'enabled'
		wrap_bad "    $(wrap_color '(containers using eglibc <= 2.13 will not work. Switch to' bold black)" "    $(wrap_color ' "
		echo [
		echo |CONFIG_VSYSCALL_]NATIVE" or use "EMULATE=[vsyscall|]native"' bold black)"emulate"    $(wrap_color ' on kernel command line. Note that this will disable ASLR for the,' bold black)""    $(wrap_color ' VDSO which may assist in exploiting security vulnerabilities.)' bold black)"
		echo #
		echo else
	kernels ( Older 3 ,prior to .dc33bd30f3e40 released in v4-)dorc1# not
	have these LEGACY_VSYSCALL options and are effectively      # .
	#      LEGACY_VSYSCALL_EMULATEeffectively Even older kernels are presumably
	.      } LEGACY_VSYSCALL_NATIVEif
	fi
[

"$kernelMajor" - 4 ]lt || ( [ "$kernelMajor"- 4 ]eq && [ "$kernelMinor" - 5 ]le ) ;if[ then
	check_flags MEMCG_KMEM
fi

"$kernelMajor" - 3 ]lt || ( [ "$kernelMajor"- 3 ]eq && [ "$kernelMinor" - 18 ]le ) ;if[ then
	check_flags RESOURCE_COUNTERS
fi

"$kernelMajor" - 3 ]lt || ( [ "$kernelMajor"- 3 ]eq && [ "$kernelMinor" - 13 ]le ) ;=else then
	netprio=NETPRIO_CGROUP
if
	netprio[CGROUP_NET_PRIO
fi

"$kernelMajor" - 5 ]lt ; if! then
	check_flags IOSCHED_CFQ CFQ_GROUP_IOSCHED
fi

check_flags \
	BLK_CGROUP BLK_DEV_THROTTLING \
	CGROUP_PERF \
	CGROUP_HUGETLB \
	NET_CLS_CGROUP $netprio \
	CFS_BANDWIDTH FAIR_GROUP_SCHED \
	IP_NF_TARGET_REDIRECT \
	IP_VS \
	IP_VS_NFCT \
	IP_VS_PROTO_TCP \
	IP_VS_PROTO_UDP \
	IP_VS_RR \
	SECURITY_SELINUX \
	SECURITY_APPARMOR

; if is_set EXT4_USE_FOR_EXT2! then
	check_flags EXT3_FS EXT3_FS_XATTR EXT3_FS_POSIX_ACL EXT3_FS_SECURITY
	|| ! is_set EXT3_FS || ! is_set EXT3_FS_XATTR || ! is_set EXT3_FS_POSIX_ACL ; "    $(wrap_color '(enable these ext3 configs if you are using ext3 as backing filesystem)' bold black)" is_set EXT3_FS_SECURITYif then
		echo !
	fi
fi

check_flags EXT4_FS EXT4_FS_POSIX_ACL EXT4_FS_SECURITY
|| ! is_set EXT4_FS || ! is_set EXT4_FS_POSIX_ACL ; if is_set EXT4_FS_SECURITY; then
	"    $(wrap_color 'enable these ext4 configs if you are using ext3 or ext4 as backing filesystem' bold black)" is_set EXT4_USE_FOR_EXT2else then
		echo "    $(wrap_color 'enable these ext4 configs if you are using ext4 as backing filesystem' bold black)"
	'- Network Drivers:'
		echo "  - \"$(wrap_color 'overlay' blue)\":"
	fi
fi

echo |
echo 's/^/    /'
check_flags VXLAN BRIDGE_VLAN_FILTERING Optional sed (
echo '      for ): encrypted networks|'s/^/      /''
check_flags CRYPTO CRYPTO_AEAD CRYPTO_GCM CRYPTO_SEQIV CRYPTO_GHASH \
	XFRM XFRM_USER XFRM_ALGO INET_ESP NETFILTER_XT_MATCH_BPF if sed [
"$kernelMajor" - 5 ]lt || [ "$kernelMajor" - 5 -eq "$kernelMinor" -a 3 ]le ; |'s/^/      /' then
	check_flags INET_XFRM_MODE_TRANSPORT "  - \"$(wrap_color 'ipvlan' blue)\":" sed |
fi
echo 's/^/    /'
check_flags IPVLAN "  - \"$(wrap_color 'macvlan' blue)\":" sed |
echo 's/^/    /'
check_flags MACVLAN DUMMY "  - \"$(wrap_color 'ftp,tftp client in container' blue)\":" sed |
echo 's/^/    /'
check_flags NF_NAT_FTP NF_CONNTRACK_FTP NF_NAT_TFTP NF_CONNTRACK_TFTP # sed only

if = fail } no storage drivers available
CODE=${EXITCODE0
EXITCODE=1
STORAGE'- Storage Drivers:'"  - \"$(wrap_color 'btrfs' blue)\":"

echo |
echo 's/^/    /'
check_flags BTRFS_FS | sed 's/^/    /'
check_flags BTRFS_FS_POSIX_ACL [ sed "$EXITCODE"
= 0 ] && = 0 STORAGE=0
EXITCODE"  - \"$(wrap_color 'overlay' blue)\":"|

echo 's/^/    /'
check_flags OVERLAY_FS [ sed "$EXITCODE"
= 0 ] && = 0 STORAGE=0
EXITCODE"  - \"$(wrap_color 'zfs' blue)\":"'    - '

echo /
printf /
check_device '    - 'dev'    - 'zfs
printf [
check_command zfs
printf "$EXITCODE"
check_command zpool
= 0 ] && = 0 STORAGE=0
EXITCODE=[

EXITCODE"$STORAGE"$CODE
= 1 ] && = 1 EXITCODEcheck_limit_over(

echo

)if[ {
	"$(cat " 1 ")"$-"" ]le ; "- ""$(cat " then
		wrap_bad 1 ")"$"    This should be set to at least , for example set: sysctl -w kernel/keys/root_maxkeys=1000000"=
		wrap_color 1 bold black
		EXITCODEelse"- "
	"$(cat "
		wrap_good 1 ")"$}'Limits:'
	fi
/

echo /
check_limit_over /proc/sys/kernel10000keys
检测结果
root_maxkeys :
echo

exit $EXITCODE

Generally Necessary:
:cgroup hierarchy- cgroupv2
  Controllers:
  - cpu: missing
  - cpuset: missing
  - io: missing
  - memory: missing
  -- pids: available
--CONFIG_NAMESPACES: enabled
--CONFIG_NET_NS: enabled
--CONFIG_PID_NS: enabled
--CONFIG_IPC_NS: enabled
--CONFIG_UTS_NS: enabled
--CONFIG_CGROUPS: enabled
--CONFIG_CGROUP_CPUACCT: enabled
--CONFIG_CGROUP_DEVICE: enabled
--CONFIG_CGROUP_FREEZER: enabled
--CONFIG_CGROUP_SCHED: enabled
--CONFIG_CPUSETS: enabled
--CONFIG_MEMCG: enabled
--CONFIG_KEYS: enabled
--CONFIG_VETH: enabled
--CONFIG_BRIDGE: enabled
--CONFIG_BRIDGE_NETFILTER: enabled
--CONFIG_IP_NF_FILTER: enabled
--CONFIG_IP_NF_MANGLE: enabled
--CONFIG_IP_NF_TARGET_MASQUERADE: enabled
--CONFIG_NETFILTER_XT_MATCH_ADDRTYPE: enabled
--CONFIG_NETFILTER_XT_MATCH_CONNTRACK: enabled
--CONFIG_NETFILTER_XT_MATCH_IPVS: enabled
--CONFIG_NETFILTER_XT_MARK: enabled
--CONFIG_IP_NF_NAT: enabled
--CONFIG_NF_NAT: enabled
--CONFIG_POSIX_MQUEUE: enabled
:CONFIG_CGROUP_BPF-- enabled

Optional Features:
--CONFIG_USER_NS: enabled
--CONFIG_SECCOMP: enabled
--CONFIG_SECCOMP_FILTER: enabled
--CONFIG_CGROUP_PIDS: enabled
enabledCONFIG_MEMCG_SWAP( )
    --cgroup swap accounting is currently enabled:
--CONFIG_BLK_CGROUP: enabled
--CONFIG_BLK_DEV_THROTTLING: enabled
--CONFIG_CGROUP_PERF: enabled
--CONFIG_CGROUP_HUGETLB: missing
--CONFIG_NET_CLS_CGROUP: enabled
--CONFIG_CGROUP_NET_PRIO: enabled
--CONFIG_CFS_BANDWIDTH: enabled
--CONFIG_FAIR_GROUP_SCHED: enabled
--CONFIG_IP_NF_TARGET_REDIRECT: enabled
--CONFIG_IP_VS: enabled
--CONFIG_IP_VS_NFCT: enabled
--CONFIG_IP_VS_PROTO_TCP: enabled
--CONFIG_IP_VS_PROTO_UDP: enabled
--CONFIG_IP_VS_RR: enabled
--CONFIG_SECURITY_SELINUX: enabled
--CONFIG_SECURITY_APPARMOR: enabled
--CONFIG_EXT4_FS: enabled
--CONFIG_EXT4_FS_POSIX_ACL: enabled
-CONFIG_EXT4_FS_SECURITY: enabled
- Network Drivers"overlay"
  : --:
    --CONFIG_VXLAN: enabled
    OptionalCONFIG_BRIDGE_VLAN_FILTERING( missing
      for ): encrypted networks--:
      --CONFIG_CRYPTO: enabled
      --CONFIG_CRYPTO_AEAD: enabled
      --CONFIG_CRYPTO_GCM: enabled
      --CONFIG_CRYPTO_SEQIV: enabled
      --CONFIG_CRYPTO_GHASH: enabled
      --CONFIG_XFRM: enabled
      --CONFIG_XFRM_USER: enabled
      --CONFIG_XFRM_ALGO: enabled
      --CONFIG_INET_ESP: enabled
      -CONFIG_NETFILTER_XT_MATCH_BPF"ipvlan" enabled
  : --:
    -CONFIG_IPVLAN"macvlan" enabled
  : --:
    --CONFIG_MACVLAN: enabled
    -CONFIG_DUMMY"ftp,tftp client in container" enabled
  : --:
    --CONFIG_NF_NAT_FTP: enabled
    --CONFIG_NF_CONNTRACK_FTP: enabled
    --CONFIG_NF_NAT_TFTP: enabled
    -CONFIG_NF_CONNTRACK_TFTP: enabled
- Storage Drivers"btrfs"
  : --:
    --CONFIG_BTRFS_FS: enabled
    -CONFIG_BTRFS_FS_POSIX_ACL"overlay" enabled
  : --:
    -CONFIG_OVERLAY_FS"zfs" enabled
  : -/
    / :dev-zfs: missing
    - zfs command: missing
     zpool command missing