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Tools: setup-unit: using $0 is simpler.

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Reviewed-by: Andrew Clayton <a.clayton@nginx.com>
Signed-off-by: Alejandro Colomar <alx@nginx.com>
This commit is contained in:
Alejandro Colomar
2023-05-17 19:24:33 +02:00
parent 0461e804c1
commit 7d6851055b
1 changed files with 28 additions and 31 deletions
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59
tools/setup-unit
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@@ -30,16 +30,13 @@ test -v ZSH_VERSION \
export LC_ALL=C export LC_ALL=C
program_name="$0";
prog_name="$(basename $program_name)";
dry_run='no'; dry_run='no';
help_unit() help_unit()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name [-h] COMMAND [ARGS] $0 [-h] COMMAND [ARGS]
Subcommands Subcommands
├── repo-config [-hn] [PKG-MANAGER OS-NAME OS-VERSION] ├── repo-config [-hn] [PKG-MANAGER OS-NAME OS-VERSION]
@@ -49,7 +46,7 @@ DESCRIPTION
This script simplifies installing and configuring an NGINX Unit server This script simplifies installing and configuring an NGINX Unit server
for first-time users. for first-time users.
Run '$program_name COMMAND -h' for more information on a command. Run '$0 COMMAND -h' for more information on a command.
COMMANDS COMMANDS
repo-config repo-config
@@ -75,7 +72,7 @@ help_more_unit()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name [-h] COMMAND [ARGS] $0 [-h] COMMAND [ARGS]
Subcommands Subcommands
├── cmd [-h] ├── cmd [-h]
@@ -96,7 +93,7 @@ DESCRIPTION
This script simplifies installing and configuring This script simplifies installing and configuring
an NGINX Unit server for first-time users. an NGINX Unit server for first-time users.
Run '$program_name COMMAND -h' for more information on a command. Run '$0 COMMAND -h' for more information on a command.
COMMANDS COMMANDS
cmd Print the invocation line of unitd(8). cmd Print the invocation line of unitd(8).
@@ -137,12 +134,12 @@ __EOF__
warn() warn()
{ {
>&2 echo "$prog_name: error: $*"; >&2 echo "$(basename "$0"): error: $*";
} }
err() err()
{ {
>&2 echo "$prog_name: error: $*"; >&2 echo "$(basename "$0"): error: $*";
exit 1; exit 1;
} }
@@ -167,7 +164,7 @@ help_unit_cmd()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name cmd [-h] $0 cmd [-h]
DESCRIPTION DESCRIPTION
Print the invocation line of running unitd(8) instances. Print the invocation line of running unitd(8) instances.
@@ -207,7 +204,7 @@ help_unit_ctl()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name ctl [-h] [-s SOCK] SUBCOMMAND [ARGS] $0 ctl [-h] [-s SOCK] SUBCOMMAND [ARGS]
Subcommands Subcommands
├── http [-h] [-c CURLOPT] METHOD PATH ├── http [-h] [-c CURLOPT] METHOD PATH
@@ -216,7 +213,7 @@ SYNOPSIS
DESCRIPTION DESCRIPTION
Control a running unitd(8) instance through its control API socket. Control a running unitd(8) instance through its control API socket.
Run '$program_name ctl SUBCOMMAND -h' for more information on a Run '$0 ctl SUBCOMMAND -h' for more information on a
subcommand. subcommand.
SUBCOMMANDS SUBCOMMANDS
@@ -319,7 +316,7 @@ help_unit_ctl_http()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name ctl [CTL-OPTS] http [-h] [-c CURLOPT] METHOD PATH $0 ctl [CTL-OPTS] http [-h] [-c CURLOPT] METHOD PATH
DESCRIPTION DESCRIPTION
Send an HTTP request to the unitd(8) control API socket. Send an HTTP request to the unitd(8) control API socket.
@@ -341,7 +338,7 @@ ENVIRONMENT
Equivalent to the option -c (--curl). Equivalent to the option -c (--curl).
EXAMPLES EXAMPLES
$program_name ctl http -c --no-progress-meter GET /config >tmp; $0 ctl http -c --no-progress-meter GET /config >tmp;
SEE ALSO SEE ALSO
<https://unit.nginx.org/controlapi/#api-manipulation> <https://unit.nginx.org/controlapi/#api-manipulation>
@@ -424,7 +421,7 @@ help_unit_ctl_insert()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name ctl [CTL-OPTS] insert [-h] PATH INDEX $0 ctl [CTL-OPTS] insert [-h] PATH INDEX
DESCRIPTION DESCRIPTION
Insert an element at the specified position (INDEX) into the JSON array Insert an element at the specified position (INDEX) into the JSON array
@@ -437,7 +434,7 @@ OPTIONS
Print this help. Print this help.
SEE ALSO SEE ALSO
$program_name ctl http -h; $0 ctl http -h;
__EOF__ __EOF__
} }
@@ -514,7 +511,7 @@ help_unit_ctl_welcome()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name welcome [-hn] $0 welcome [-hn]
DESCRIPTION DESCRIPTION
This script tests an NGINX Unit installation by creating an initial This script tests an NGINX Unit installation by creating an initial
@@ -720,7 +717,7 @@ help_unit_freeport()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name freeport [-h] $0 freeport [-h]
DESCRIPTION DESCRIPTION
Print an available TCP port. Print an available TCP port.
@@ -828,7 +825,7 @@ help_unit_json_ins()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name json-ins [-hn] JSON INDEX $0 json-ins [-hn] JSON INDEX
ARGUMENTS ARGUMENTS
JSON Path to a JSON file containing a top-level array. JSON Path to a JSON file containing a top-level array.
@@ -901,7 +898,7 @@ help_unit_os_probe()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name os-probe [-h] $0 os-probe [-h]
DESCRIPTION DESCRIPTION
This script probes the OS and prints three fields, delimited by ':'; This script probes the OS and prints three fields, delimited by ':';
@@ -978,7 +975,7 @@ help_unit_ps()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name ps [-h] [-t TYPE] $0 ps [-h] [-t TYPE]
DESCRIPTION DESCRIPTION
List unitd(8) processes. List unitd(8) processes.
@@ -1051,7 +1048,7 @@ help_unit_repo_config()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name repo-config [-hn] [PKG-MANAGER OS-NAME OS-VERSION] $0 repo-config [-hn] [PKG-MANAGER OS-NAME OS-VERSION]
DESCRIPTION DESCRIPTION
This script configures the NGINX Unit repository for the system This script configures the NGINX Unit repository for the system
@@ -1082,11 +1079,11 @@ OPTIONS
what it does. what it does.
EXAMPLES EXAMPLES
$ $prog_name repo-config apt debian bullseye; $ $(basename "$0") repo-config apt debian bullseye;
$ $prog_name repo-config apt ubuntu jammy; $ $(basename "$0") repo-config apt ubuntu jammy;
$ $prog_name repo-config dnf fedora 36; $ $(basename "$0") repo-config dnf fedora 36;
$ $prog_name repo-config dnf rhel 9; $ $(basename "$0") repo-config dnf rhel 9;
$ $prog_name repo-config yum amzn2 2; $ $(basename "$0") repo-config yum amzn2 2;
__EOF__ __EOF__
} }
@@ -1226,7 +1223,7 @@ help_unit_sock()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name sock [-h] SUBCOMMAND [ARGS] $0 sock [-h] SUBCOMMAND [ARGS]
Subcommands Subcommands
├── filter [-ch] ├── filter [-ch]
@@ -1236,7 +1233,7 @@ DESCRIPTION
Print the control API socket address of running unitd(8) Print the control API socket address of running unitd(8)
instances. instances.
Run '$program_name sock SUBCOMMAND -h' for more information on a Run '$0 sock SUBCOMMAND -h' for more information on a
subcommand. subcommand.
SUBCOMMANDS SUBCOMMANDS
@@ -1297,7 +1294,7 @@ help_unit_sock_filter()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name sock filter [-chs] $0 sock filter [-chs]
DESCRIPTION DESCRIPTION
Filter the output of the 'sock find' command and transform it to Filter the output of the 'sock find' command and transform it to
@@ -1376,7 +1373,7 @@ help_unit_sock_find()
{ {
cat <<__EOF__ ; cat <<__EOF__ ;
SYNOPSIS SYNOPSIS
$program_name sock find [-h] $0 sock find [-h]
DESCRIPTION DESCRIPTION
Find and print the control API socket address of running Find and print the control API socket address of running