banner コマンドは 1990 年より前に開発されたコマンドで、今は Cedar Solutions という会社がソースコードを保有しているようです。
こんな風に指定した文字列を大きな文字にしてくれるコマンドです。サーバー作業手順書で見かけたことのある人がいるかもしれません。
最近のディストリビューションでも利用できるのか調べてみました。
# banner tech
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RHEL 8 の yum リポジトリには残ってませんでした。
$ docker container run --rm -it registry.access.redhat.com/ubi8/ubi:latest
[root@690b60b58764 /]# cat /etc/os-release
NAME="Red Hat Enterprise Linux"
VERSION="8.2 (Ootpa)"
ID="rhel"
ID_LIKE="fedora"
VERSION_ID="8.2"
PLATFORM_ID="platform:el8"
PRETTY_NAME="Red Hat Enterprise Linux 8.2 (Ootpa)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:redhat:enterprise_linux:8.2:GA"
HOME_URL="https://www.redhat.com/"
BUG_REPORT_URL="https://bugzilla.redhat.com/"
REDHAT_BUGZILLA_PRODUCT="Red Hat Enterprise Linux 8"
REDHAT_BUGZILLA_PRODUCT_VERSION=8.2
REDHAT_SUPPORT_PRODUCT="Red Hat Enterprise Linux"
REDHAT_SUPPORT_PRODUCT_VERSION="8.2"
[root@690b60b58764 /]# yum install -q -y epel-release
Error: Unable to find a match: epel-release
[root@690b60b58764 /]# yum install -q -y banner
Error: Unable to find a match: banner
CentOS 8 の yum リポジトリ にも残ってません。
$ docker container run --rm -it centos:8
[root@7267ea99d5f6 /]# cat /etc/os-release
NAME="CentOS Linux"
VERSION="8 (Core)"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="8"
PLATFORM_ID="platform:el8"
PRETTY_NAME="CentOS Linux 8 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:8"
HOME_URL="https://www.centos.org/"
BUG_REPORT_URL="https://bugs.centos.org/"
CENTOS_MANTISBT_PROJECT="CentOS-8"
CENTOS_MANTISBT_PROJECT_VERSION="8"
REDHAT_SUPPORT_PRODUCT="centos"
REDHAT_SUPPORT_PRODUCT_VERSION="8"
[root@7267ea99d5f6 /]# yum install -q -y epel-release
Failed to set locale, defaulting to C.UTF-8
warning: /var/cache/dnf/extras-cbfb2f07b0021b7e/packages/epel-release-8-8.el8.noarch.rpm: Header V3 RSA/SHA256 Signature, key ID 8483c65d: NOKEY
Importing GPG key 0x8483C65D:
Userid : "CentOS (CentOS Official Signing Key) <security@centos.org>"
Fingerprint: 99DB 70FA E1D7 CE22 7FB6 4882 05B5 55B3 8483 C65D
From : /etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
[root@7267ea99d5f6 /]# yum install -q -y banner
Failed to set locale, defaulting to C.UTF-8
Error: Unable to find a match: banner
かろうじて
CentOS 7 用のリポジトリには残っていました。
$ docker container run --rm -it centos:7
[root@a9ea0e617cbd /]# cat /etc/os-release
NAME="CentOS Linux"
VERSION="7 (Core)"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="7"
PRETTY_NAME="CentOS Linux 7 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:7"
HOME_URL="https://www.centos.org/"
BUG_REPORT_URL="https://bugs.centos.org/"
CENTOS_MANTISBT_PROJECT="CentOS-7"
CENTOS_MANTISBT_PROJECT_VERSION="7"
REDHAT_SUPPORT_PRODUCT="centos"
REDHAT_SUPPORT_PRODUCT_VERSION="7"
[root@a9ea0e617cbd /]# yum install -q -y epel-release
warning: /var/cache/yum/x86_64/7/extras/packages/epel-release-7-11.noarch.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
Public key for epel-release-7-11.noarch.rpm is not installed
Importing GPG key 0xF4A80EB5:
Userid : "CentOS-7 Key (CentOS 7 Official Signing Key) <security@centos.org>"
Fingerprint: 6341 ab27 53d7 8a78 a7c2 7bb1 24c6 a8a7 f4a8 0eb5
Package : centos-release-7-8.2003.0.el7.centos.x86_64 (@CentOS)
From : /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
[root@a9ea0e617cbd /]# yum install -q -y banner
warning: /var/cache/yum/x86_64/7/epel/packages/banner-1.3.4-3.el7.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID 352c64e5: NOKEY
Public key for banner-1.3.4-3.el7.x86_64.rpm is not installed
Importing GPG key 0x352C64E5:
Userid : "Fedora EPEL (7) <epel@fedoraproject.org>"
Fingerprint: 91e9 7d7c 4a5e 96f1 7f3e 888f 6a2f aea2 352c 64e5
Package : epel-release-7-11.noarch (@extras)
From : /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7
[root@a9ea0e617cbd /]# banner CentOS 7
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#####
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Debian 10 では main ラインに残っています。 System-V banner clone という名称になっていますけど。
$ docker container run --rm -it debian:10
root@3f80cbca76a0:/# cat /etc/os-release
PRETTY_NAME="Debian GNU/Linux 10 (buster)"
NAME="Debian GNU/Linux"
VERSION_ID="10"
VERSION="10 (buster)"
VERSION_CODENAME=buster
ID=debian
HOME_URL="https://www.debian.org/"
SUPPORT_URL="https://www.debian.org/support"
BUG_REPORT_URL="https://bugs.debian.org/"
root@3f80cbca76a0:/# apt update -qq -y
All packages are up to date.
root@3f80cbca76a0:/# apt install -qq -y sysvbanner
The following NEW packages will be installed:
sysvbanner
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 6982 B of archives.
After this operation, 32.8 kB of additional disk space will be used.
debconf: delaying package configuration, since apt-utils is not installed
Selecting previously unselected package sysvbanner.
(Reading database ... 6677 files and directories currently installed.)
Preparing to unpack .../sysvbanner_1%3a1.0-16_amd64.deb ...
Unpacking sysvbanner (1:1.0-16) ...
Setting up sysvbanner (1:1.0-16) ...
root@3f80cbca76a0:/# banner Debian 10
######
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##### ###
$ docker container run --rm -it ubuntu:20.10
root@84880acdaf84:/# cat /etc/os-release
NAME="Ubuntu"
VERSION="20.10 (Groovy Gorilla)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu Groovy Gorilla (development branch)"
VERSION_ID="20.10"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=groovy
UBUNTU_CODENAME=groovy
root@84880acdaf84:/# apt update -qq -y
27 packages can be upgraded. Run 'apt list --upgradable' to see them.
root@84880acdaf84:/# apt install -qq -y sysvbanner
The following NEW packages will be installed:
sysvbanner
0 upgraded, 1 newly installed, 0 to remove and 27 not upgraded.
Need to get 7112 B of archives.
After this operation, 36.9 kB of additional disk space will be used.
debconf: delaying package configuration, since apt-utils is not installed
Selecting previously unselected package sysvbanner.
(Reading database ... 4218 files and directories currently installed.)
Preparing to unpack .../sysvbanner_1%3a1.0-17fakesync1_amd64.deb ...
Unpacking sysvbanner (1:1.0-17fakesync1) ...
Setting up sysvbanner (1:1.0-17fakesync1) ...
root@84880acdaf84:/# banner Ubuntu 20.10
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Alpine
Alpine 3.9 の apk リポジトリには存在しませんでした。残念。
$ docker container run --rm -it alpine:3.9
/ # cat /etc/os-release
NAME="Alpine Linux"
ID=alpine
VERSION_ID=3.9.6
PRETTY_NAME="Alpine Linux v3.9"
HOME_URL="https://alpinelinux.org/"
BUG_REPORT_URL="https://bugs.alpinelinux.org/"
/ # apk add -u -q banner
ERROR: unsatisfiable constraints:
banner (missing):
required by: world[banner]
