From 6a1e931cd001fffac8643ad8892b86679bd3b633 Mon Sep 17 00:00:00 2001
From: ZSchoen <dev@zschoen.dev>
Date: Sat, 1 Oct 2022 16:44:12 +0200
Subject: [PATCH 1/6] added password_2_hash.sh script

---
 password_2_hash.sh | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100755 password_2_hash.sh

diff --git a/password_2_hash.sh b/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw

From 15c0698807b46b69a658e8ee641572c8bdc1e3d9 Mon Sep 17 00:00:00 2001
From: ZSchoen <dev@zschoen.dev>
Date: Sat, 1 Oct 2022 16:54:46 +0200
Subject: [PATCH 2/6] added password_2_hash.sh to update.sh

---
 10.10/password_2_hash.sh | 25 +++++++++++++++++++++++++
 10.3/password_2_hash.sh  | 25 +++++++++++++++++++++++++
 10.4/password_2_hash.sh  | 25 +++++++++++++++++++++++++
 10.5/password_2_hash.sh  | 25 +++++++++++++++++++++++++
 10.6/password_2_hash.sh  | 25 +++++++++++++++++++++++++
 10.7/password_2_hash.sh  | 25 +++++++++++++++++++++++++
 10.8/password_2_hash.sh  | 25 +++++++++++++++++++++++++
 10.9/password_2_hash.sh  | 25 +++++++++++++++++++++++++
 update.sh                |  2 +-
 9 files changed, 201 insertions(+), 1 deletion(-)
 create mode 100755 10.10/password_2_hash.sh
 create mode 100755 10.3/password_2_hash.sh
 create mode 100755 10.4/password_2_hash.sh
 create mode 100755 10.5/password_2_hash.sh
 create mode 100755 10.6/password_2_hash.sh
 create mode 100755 10.7/password_2_hash.sh
 create mode 100755 10.8/password_2_hash.sh
 create mode 100755 10.9/password_2_hash.sh

diff --git a/10.10/password_2_hash.sh b/10.10/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.10/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/10.3/password_2_hash.sh b/10.3/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.3/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/10.4/password_2_hash.sh b/10.4/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.4/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/10.5/password_2_hash.sh b/10.5/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.5/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/10.6/password_2_hash.sh b/10.6/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.6/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/10.7/password_2_hash.sh b/10.7/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.7/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/10.8/password_2_hash.sh b/10.8/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.8/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/10.9/password_2_hash.sh b/10.9/password_2_hash.sh
new file mode 100755
index 00000000..1aab7692
--- /dev/null
+++ b/10.9/password_2_hash.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+function hash_pw() {
+  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+}
+
+function test_hash() {
+  gen_hash=$(echo -n "$1" | hash_pw)
+  if [ "$gen_hash" != "$2" ]; then
+    exit 1
+  fi
+}
+
+test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
+
+function ask_pw() {
+  stty -echo
+  head -n 1 | tr -d '\n'
+  stty echo
+}
+
+echo -n "Password: "
+ask_pw | hash_pw
diff --git a/update.sh b/update.sh
index 34c63893..a750de11 100755
--- a/update.sh
+++ b/update.sh
@@ -43,7 +43,7 @@ update_version()
 
 	cp Dockerfile.template "$version/Dockerfile"
 
-	cp docker-entrypoint.sh healthcheck.sh "$version/"
+	cp docker-entrypoint.sh healthcheck.sh password_2_hash.sh "$version/"
 	chmod a+x "$version"/healthcheck.sh
 	sed -i \
 		-e 's!%%MARIADB_VERSION%%!'"$fullVersion"'!g' \

From ff0613a0e26f20769bc99b3ad7624ae2beacb997 Mon Sep 17 00:00:00 2001
From: ZSchoen <dev@zschoen.dev>
Date: Mon, 17 Oct 2022 09:48:13 +0200
Subject: [PATCH 3/6] added password_2_hash.sh to Dockerfile

---
 10.10/Dockerfile    | 1 +
 10.3/Dockerfile     | 1 +
 10.4/Dockerfile     | 1 +
 10.5/Dockerfile     | 1 +
 10.6/Dockerfile     | 1 +
 10.7/Dockerfile     | 1 +
 10.8/Dockerfile     | 1 +
 10.9/Dockerfile     | 1 +
 Dockerfile.template | 1 +
 9 files changed, 9 insertions(+)

diff --git a/10.10/Dockerfile b/10.10/Dockerfile
index 013a9ceb..803f9aba 100644
--- a/10.10/Dockerfile
+++ b/10.10/Dockerfile
@@ -123,6 +123,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 
diff --git a/10.3/Dockerfile b/10.3/Dockerfile
index 884f4b6b..f9d6edf0 100644
--- a/10.3/Dockerfile
+++ b/10.3/Dockerfile
@@ -125,6 +125,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 RUN ln -s usr/local/bin/docker-entrypoint.sh / # backwards compat
 ENTRYPOINT ["docker-entrypoint.sh"]
diff --git a/10.4/Dockerfile b/10.4/Dockerfile
index acf612c2..bc429619 100644
--- a/10.4/Dockerfile
+++ b/10.4/Dockerfile
@@ -125,6 +125,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 RUN ln -s usr/local/bin/docker-entrypoint.sh / # backwards compat
 ENTRYPOINT ["docker-entrypoint.sh"]
diff --git a/10.5/Dockerfile b/10.5/Dockerfile
index a4a85843..a15bcc62 100644
--- a/10.5/Dockerfile
+++ b/10.5/Dockerfile
@@ -125,6 +125,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 
diff --git a/10.6/Dockerfile b/10.6/Dockerfile
index 9be3a41a..4ecdfbce 100644
--- a/10.6/Dockerfile
+++ b/10.6/Dockerfile
@@ -125,6 +125,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 
diff --git a/10.7/Dockerfile b/10.7/Dockerfile
index 365b52a6..ef07153a 100644
--- a/10.7/Dockerfile
+++ b/10.7/Dockerfile
@@ -125,6 +125,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 
diff --git a/10.8/Dockerfile b/10.8/Dockerfile
index e8e1cef4..f7d78894 100644
--- a/10.8/Dockerfile
+++ b/10.8/Dockerfile
@@ -125,6 +125,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 
diff --git a/10.9/Dockerfile b/10.9/Dockerfile
index 579cce08..7e8ebd4d 100644
--- a/10.9/Dockerfile
+++ b/10.9/Dockerfile
@@ -123,6 +123,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 
diff --git a/Dockerfile.template b/Dockerfile.template
index efd55520..b7618ca7 100644
--- a/Dockerfile.template
+++ b/Dockerfile.template
@@ -125,6 +125,7 @@ RUN set -ex; \
 VOLUME /var/lib/mysql
 
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
+COPY password_2_hash.sh /usr/local/bin/
 COPY docker-entrypoint.sh /usr/local/bin/
 RUN ln -s usr/local/bin/docker-entrypoint.sh / # backwards compat
 ENTRYPOINT ["docker-entrypoint.sh"]

From ad53e84857b9d7520038595254a7641196684a48 Mon Sep 17 00:00:00 2001
From: ZSchoen <dev@zschoen.dev>
Date: Mon, 17 Oct 2022 14:16:15 +0200
Subject: [PATCH 4/6] added check if tools are available

---
 10.10/password_2_hash.sh | 10 ++++++++++
 10.3/password_2_hash.sh  | 10 ++++++++++
 10.4/password_2_hash.sh  | 10 ++++++++++
 10.5/password_2_hash.sh  | 10 ++++++++++
 10.6/password_2_hash.sh  | 10 ++++++++++
 10.7/password_2_hash.sh  | 10 ++++++++++
 10.8/password_2_hash.sh  | 10 ++++++++++
 10.9/password_2_hash.sh  | 10 ++++++++++
 password_2_hash.sh       | 10 ++++++++++
 9 files changed, 90 insertions(+)

diff --git a/10.10/password_2_hash.sh b/10.10/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.10/password_2_hash.sh
+++ b/10.10/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/10.3/password_2_hash.sh b/10.3/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.3/password_2_hash.sh
+++ b/10.3/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/10.4/password_2_hash.sh b/10.4/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.4/password_2_hash.sh
+++ b/10.4/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/10.5/password_2_hash.sh b/10.5/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.5/password_2_hash.sh
+++ b/10.5/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/10.6/password_2_hash.sh b/10.6/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.6/password_2_hash.sh
+++ b/10.6/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/10.7/password_2_hash.sh b/10.7/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.7/password_2_hash.sh
+++ b/10.7/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/10.8/password_2_hash.sh b/10.8/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.8/password_2_hash.sh
+++ b/10.8/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/10.9/password_2_hash.sh b/10.9/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/10.9/password_2_hash.sh
+++ b/10.9/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }
diff --git a/password_2_hash.sh b/password_2_hash.sh
index 1aab7692..d29c5770 100755
--- a/password_2_hash.sh
+++ b/password_2_hash.sh
@@ -2,6 +2,16 @@
 set -eo pipefail
 shopt -s nullglob
 
+command -v openssl >/dev/null || {
+  echo "openssl command not found"
+  exit 1
+}
+
+command -v awk >/dev/null || {
+  echo "awk command not found"
+  exit 1
+}
+
 function hash_pw() {
   openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
 }

From 763d57cf845ef4722b443877ca6accccd928bde6 Mon Sep 17 00:00:00 2001
From: ZSchoen <dev@zschoen.dev>
Date: Tue, 18 Oct 2022 11:08:24 +0200
Subject: [PATCH 5/6] compatibility with openssl

---
 password_2_hash.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/password_2_hash.sh b/password_2_hash.sh
index d29c5770..357b3063 100755
--- a/password_2_hash.sh
+++ b/password_2_hash.sh
@@ -13,7 +13,7 @@ command -v awk >/dev/null || {
 }
 
 function hash_pw() {
-  openssl sha1 -binary | openssl sha1 -hex | awk '{print "*"toupper($0)}'
+  openssl sha1 -binary | openssl sha1 -hex -r | awk -F ' ' '{print "*"toupper($1)}'
 }
 
 function test_hash() {

From 39c0ed66398ba76d0b40a849a3ca4a4078ad4d0b Mon Sep 17 00:00:00 2001
From: ZSchoen <dev@zschoen.dev>
Date: Tue, 18 Oct 2022 11:09:20 +0200
Subject: [PATCH 6/6] check for non-interactive shells

---
 password_2_hash.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/password_2_hash.sh b/password_2_hash.sh
index 357b3063..51e975ea 100755
--- a/password_2_hash.sh
+++ b/password_2_hash.sh
@@ -26,9 +26,13 @@ function test_hash() {
 test_hash 'mariadb' '*54958E764CE10E50764C2EECBB71D01F08549980'
 
 function ask_pw() {
-  stty -echo
+  if tty -s; then
+    stty -echo
+  fi
   head -n 1 | tr -d '\n'
-  stty echo
+  if tty -s; then
+    stty echo
+  fi
 }
 
 echo -n "Password: "