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author | tomalok <tomalok@gmail.com> | 2019-01-26 13:32:54 -0800 |
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committer | GitHub <noreply@github.com> | 2019-01-26 13:32:54 -0800 |
commit | 4680ecd85e672540fa9b5e1f3366094306d540ee (patch) | |
tree | eb68f60e251fadf3f8b7b42d5df07daa9d18e428 | |
parent | 80c014d702a2e62061067f9644637a65ffa8280e (diff) | |
download | alpine-ec2-ami-4680ecd85e672540fa9b5e1f3366094306d540ee.tar.bz2 alpine-ec2-ami-4680ecd85e672540fa9b5e1f3366094306d540ee.tar.xz alpine-ec2-ami-4680ecd85e672540fa9b5e1f3366094306d540ee.zip |
Add add_svcs, fix nvme, add eu-north-1 (#34)
* Allow additional services on the AMI's runlevels
I'm using this with my AMIs to add haveged to the boot runlevel to boost the amount of initial entropy on smaller instance types, so sshd can start in under 6s instead of over 2m.
add_svcs:
boot:
- haveged
* fix race condition with nvme-ebs /dev linking
* copy nvme stuff to build target in one operation
* add eu-north-1 region
-rw-r--r-- | Makefile | 4 | ||||
-rw-r--r-- | alpine-ami.yaml | 9 | ||||
-rwxr-xr-x | make_ami.sh | 15 | ||||
-rwxr-xr-x | nvme-ebs-links.sh | 20 | ||||
-rw-r--r-- | nvme-ebs-mdev.conf | 3 | ||||
-rwxr-xr-x | nvme/nvme-ebs-links | 22 | ||||
-rw-r--r-- | nvme/nvme-ebs-mdev.conf | 3 | ||||
-rw-r--r-- | variables.yaml-default | 8 |
8 files changed, 51 insertions, 33 deletions
@@ -24,9 +24,11 @@ build/convert: | |||
24 | @echo "#!`pwd`/.py3/bin/python" > build/convert | 24 | @echo "#!`pwd`/.py3/bin/python" > build/convert |
25 | @echo "import yaml, json, sys" >> build/convert | 25 | @echo "import yaml, json, sys" >> build/convert |
26 | @echo "y = yaml.load(open(sys.argv[1]))" >> build/convert | 26 | @echo "y = yaml.load(open(sys.argv[1]))" >> build/convert |
27 | @echo "for k in ['ami_access','deploy_regions','add_repos','add_pkgs']:" >> build/convert | 27 | @echo "for k in ['ami_access','deploy_regions','add_repos','add_pkgs','add_svcs']:" >> build/convert |
28 | @echo " if k in y and isinstance(y[k], list):" >> build/convert | 28 | @echo " if k in y and isinstance(y[k], list):" >> build/convert |
29 | @echo " y[k] = ','.join(str(x) for x in y[k])" >> build/convert | 29 | @echo " y[k] = ','.join(str(x) for x in y[k])" >> build/convert |
30 | @echo " if k in y and isinstance(y[k], dict):" >> build/convert | ||
31 | @echo " y[k] = ':'.join(str(l) + '=' + ','.join(str(s) for s in ss) for l, ss in y[k].items())" >> build/convert | ||
30 | @echo "json.dump(y, sys.stdout, indent=4, separators=(',', ': '))" >> build/convert | 32 | @echo "json.dump(y, sys.stdout, indent=4, separators=(',', ': '))" >> build/convert |
31 | @chmod +x build/convert | 33 | @chmod +x build/convert |
32 | 34 | ||
diff --git a/alpine-ami.yaml b/alpine-ami.yaml index 5991115..a4ba2c0 100644 --- a/alpine-ami.yaml +++ b/alpine-ami.yaml | |||
@@ -54,13 +54,10 @@ builders: | |||
54 | 54 | ||
55 | provisioners: | 55 | provisioners: |
56 | - type: "file" | 56 | - type: "file" |
57 | source: "nvme-ebs-links.sh" | 57 | source: "nvme/" |
58 | destination: "/tmp/" | 58 | destination: "/tmp" |
59 | - type: "file" | ||
60 | source: "nvme-ebs-mdev.conf" | ||
61 | destination: "/tmp/" | ||
62 | - type: "shell" | 59 | - type: "shell" |
63 | script: "make_ami.sh" | 60 | script: "make_ami.sh" |
64 | environment_vars: | 61 | environment_vars: |
65 | - "ALPINE_RELEASE={{user `alpine_release`}}" | 62 | - "ALPINE_RELEASE={{user `alpine_release`}}" |
66 | execute_command: 'sudo sh -c "{{ .Vars }} {{ .Path }} ''{{user `add_repos`}}'' ''{{user `add_pkgs`}}''"' | 63 | execute_command: 'sudo sh -c "{{ .Vars }} {{ .Path }} ''{{user `add_repos`}}'' ''{{user `add_pkgs`}}'' ''{{user `add_svcs`}}''"' |
diff --git a/make_ami.sh b/make_ami.sh index b5097ab..c8dde78 100755 --- a/make_ami.sh +++ b/make_ami.sh | |||
@@ -157,7 +157,7 @@ install_core_packages() { | |||
157 | setup_mdev() { | 157 | setup_mdev() { |
158 | local target="$1" | 158 | local target="$1" |
159 | 159 | ||
160 | cp -a /tmp/nvme-ebs-links.sh "$target"/lib/mdev | 160 | cp /tmp/nvme-ebs-links "$target"/lib/mdev |
161 | sed -n -i -e '/# fallback/r /tmp/nvme-ebs-mdev.conf' -e 1x -e '2,${x;p}' -e '${x;p}' "$target"/etc/mdev.conf | 161 | sed -n -i -e '/# fallback/r /tmp/nvme-ebs-mdev.conf' -e 1x -e '2,${x;p}' -e '${x;p}' "$target"/etc/mdev.conf |
162 | } | 162 | } |
163 | 163 | ||
@@ -229,11 +229,18 @@ EOF | |||
229 | 229 | ||
230 | enable_services() { | 230 | enable_services() { |
231 | local target="$1" | 231 | local target="$1" |
232 | local add_svcs="$2" | ||
232 | 233 | ||
233 | rc_add "$target" default sshd chronyd networking tiny-ec2-bootstrap | 234 | rc_add "$target" default sshd chronyd networking tiny-ec2-bootstrap |
234 | rc_add "$target" sysinit devfs dmesg mdev hwdrivers | 235 | rc_add "$target" sysinit devfs dmesg mdev hwdrivers |
235 | rc_add "$target" boot modules hwclock swap hostname sysctl bootmisc syslog acpid | 236 | rc_add "$target" boot modules hwclock swap hostname sysctl bootmisc syslog acpid |
236 | rc_add "$target" shutdown killprocs savecache mount-ro | 237 | rc_add "$target" shutdown killprocs savecache mount-ro |
238 | |||
239 | if [ -n "$add_svcs" ]; then | ||
240 | local lvl_svcs; for lvl_svcs in $(echo "$add_svcs" | tr : ' '); do | ||
241 | rc_add "$target" $(echo "$lvl_svcs" | tr =, ' ') | ||
242 | done | ||
243 | fi | ||
237 | } | 244 | } |
238 | 245 | ||
239 | create_alpine_user() { | 246 | create_alpine_user() { |
@@ -295,13 +302,14 @@ version_sorted() { | |||
295 | } | 302 | } |
296 | 303 | ||
297 | main() { | 304 | main() { |
298 | [ "$#" -ne 2 ] && die "Expecting two parameters\nUsage: $0 '<repo>[,<repo>]' '<pkg>[,<pkg>]'" | 305 | [ "$#" -ne 3 ] && die "Expecting three parameters\nUsage: $0 '[<repo>[,...]]' '[<pkg>[,...]]' '[<lvl>=<svc>[,...][:...]]'" |
299 | [ "$ALPINE_RELEASE" != 'edge' ] && { | 306 | [ "$ALPINE_RELEASE" != 'edge' ] && { |
300 | version_sorted $MIN_RELEASE $ALPINE_RELEASE || die "Minimum alpine_release is '$MIN_RELEASE'" | 307 | version_sorted $MIN_RELEASE $ALPINE_RELEASE || die "Minimum alpine_release is '$MIN_RELEASE'" |
301 | } | 308 | } |
302 | 309 | ||
303 | local add_repos="$1" | 310 | local add_repos="$1" |
304 | local add_pkgs="$2" | 311 | local add_pkgs="$2" |
312 | local add_svcs="$3" | ||
305 | 313 | ||
306 | local device="/dev/xvdf" | 314 | local device="/dev/xvdf" |
307 | local target="/mnt/target" | 315 | local target="/mnt/target" |
@@ -316,6 +324,7 @@ main() { | |||
316 | einfo "Creating root filesystem" | 324 | einfo "Creating root filesystem" |
317 | make_filesystem "$device" "$target" | 325 | make_filesystem "$device" "$target" |
318 | 326 | ||
327 | einfo "Configuring Alpine repositories" | ||
319 | setup_repositories "$target" "$add_repos" | 328 | setup_repositories "$target" "$add_repos" |
320 | 329 | ||
321 | einfo "Fetching Alpine signing keys" | 330 | einfo "Fetching Alpine signing keys" |
@@ -338,7 +347,7 @@ main() { | |||
338 | setup_mdev "$target" | 347 | setup_mdev "$target" |
339 | setup_fstab "$target" | 348 | setup_fstab "$target" |
340 | setup_networking "$target" | 349 | setup_networking "$target" |
341 | enable_services "$target" | 350 | enable_services "$target" "$add_svcs" |
342 | create_alpine_user "$target" | 351 | create_alpine_user "$target" |
343 | configure_ntp "$target" | 352 | configure_ntp "$target" |
344 | 353 | ||
diff --git a/nvme-ebs-links.sh b/nvme-ebs-links.sh deleted file mode 100755 index ca8c4f6..0000000 --- a/nvme-ebs-links.sh +++ /dev/null | |||
@@ -1,20 +0,0 @@ | |||
1 | #!/bin/sh | ||
2 | |||
3 | [ -x /usr/sbin/nvme ] || exit | ||
4 | |||
5 | case $ACTION in | ||
6 | add|"") | ||
7 | BASE=$(echo $MDEV | sed -re 's/^(nvme[0-9]+n[0-9]+).*/\1/') | ||
8 | PART=$(echo $MDEV | sed -re 's/nvme[0-9]+n[0-9]+p?//g') | ||
9 | EBS=$(/usr/sbin/nvme id-ctrl "/dev/$BASE" -b 2>/dev/null | dd bs=32 skip=96 count=1 2>/dev/null | tr -d ' ') | ||
10 | EBS=${EBS#/dev/}$PART | ||
11 | ln -sf $MDEV ${EBS/xvd/sd} | ||
12 | ln -sf $MDEV ${EBS/sd/xvd} | ||
13 | ;; | ||
14 | remove) | ||
15 | for TARGET in sd* xvd* | ||
16 | do | ||
17 | [ "$(readlink $TARGET 2>/dev/null)" = $MDEV ] && rm -f $TARGET | ||
18 | done | ||
19 | ;; | ||
20 | esac | ||
diff --git a/nvme-ebs-mdev.conf b/nvme-ebs-mdev.conf deleted file mode 100644 index 2d60927..0000000 --- a/nvme-ebs-mdev.conf +++ /dev/null | |||
@@ -1,3 +0,0 @@ | |||
1 | # ebs nvme links | ||
2 | nvme[0-9]+n[0-9]+.* root:root 0660 */lib/mdev/nvme-ebs-links.sh | ||
3 | |||
diff --git a/nvme/nvme-ebs-links b/nvme/nvme-ebs-links new file mode 100755 index 0000000..c197a73 --- /dev/null +++ b/nvme/nvme-ebs-links | |||
@@ -0,0 +1,22 @@ | |||
1 | #!/bin/sh | ||
2 | |||
3 | [ -x /usr/sbin/nvme ] || exit | ||
4 | |||
5 | case $ACTION in | ||
6 | add|"") | ||
7 | BASE=$(echo $MDEV | sed -re 's/^(nvme[0-9]+n[0-9]+).*/\1/') | ||
8 | PART=$(echo $MDEV | sed -re 's/nvme[0-9]+n[0-9]+p?//g') | ||
9 | until [ -n "$EBS" ]; do | ||
10 | EBS=$(/usr/sbin/nvme id-ctrl "/dev/$BASE" -b 2>/dev/null | dd bs=32 skip=96 count=1 2>/dev/null | tr -d ' ') | ||
11 | done | ||
12 | EBS=${EBS#/dev/}$PART | ||
13 | ln -sf "$MDEV" "${EBS/xvd/sd}" | ||
14 | ln -sf "$MDEV" "${EBS/sd/xvd}" | ||
15 | ;; | ||
16 | remove) | ||
17 | for TARGET in sd* xvd* | ||
18 | do | ||
19 | [ "$(readlink $TARGET 2>/dev/null)" = "$MDEV" ] && rm -f "$TARGET" | ||
20 | done | ||
21 | ;; | ||
22 | esac | ||
diff --git a/nvme/nvme-ebs-mdev.conf b/nvme/nvme-ebs-mdev.conf new file mode 100644 index 0000000..c30b6fd --- /dev/null +++ b/nvme/nvme-ebs-mdev.conf | |||
@@ -0,0 +1,3 @@ | |||
1 | # ebs nvme links | ||
2 | nvme[0-9]+n[0-9]+.* root:root 0660 */lib/mdev/nvme-ebs-links | ||
3 | |||
diff --git a/variables.yaml-default b/variables.yaml-default index 668233a..d9dff95 100644 --- a/variables.yaml-default +++ b/variables.yaml-default | |||
@@ -36,6 +36,13 @@ add_repos: | |||
36 | # List of additional packages to add to the AMI. | 36 | # List of additional packages to add to the AMI. |
37 | add_pkgs: | 37 | add_pkgs: |
38 | 38 | ||
39 | # Additional services to start at the specified level. | ||
40 | add_svcs: | ||
41 | # boot: | ||
42 | # - service1 | ||
43 | # default: | ||
44 | # - service2 | ||
45 | |||
39 | # Size of the AMI image (in GiB). | 46 | # Size of the AMI image (in GiB). |
40 | volume_size: "1" | 47 | volume_size: "1" |
41 | 48 | ||
@@ -55,6 +62,7 @@ deploy_regions: | |||
55 | - "us-west-2" | 62 | - "us-west-2" |
56 | - "ca-central-1" | 63 | - "ca-central-1" |
57 | - "eu-central-1" | 64 | - "eu-central-1" |
65 | - "eu-north-1" | ||
58 | - "eu-west-1" | 66 | - "eu-west-1" |
59 | - "eu-west-2" | 67 | - "eu-west-2" |
60 | - "eu-west-3" | 68 | - "eu-west-3" |