lib/ssh.sh: Add

examples/date.sh

@@ -66,13 +66,13 @@ main() {
         ;;
       format)
         flag_nonemptyarg && shift "$FLAGSHIFT"
-        DATE_FORMAT="$FLAGARG"
+        DATE_FORMAT=$FLAGARG
         ;;
       o|output)
         shift "$FLAGSHIFT"
-        OUTPUT="${FLAGARG:-date-out.txt}"
+        OUTPUT=${FLAGARG:-date-out.txt}
         if [ "$OUTPUT" != - ]; then
-          exec >"$OUTPUT"
+          exec >$OUTPUT
         fi
         ;;
       *)

lib.sh

@@ -938,7 +938,7 @@ mdtocsubst() {
     case "$FLAG" in
       h|help)
         mdtocsubst_help
-        return 0
+        return 1
         ;;
       skip)
         flag_nonemptyarg && shift "$FLAGSHIFT"
@@ -1198,6 +1198,50 @@ ensure_prefix_sh_c() {
   fi
 }
 #!/bin/sh
+if [ "${LIB_SSH-}" ]; then
+  return 0
+fi
+LIB_SSH=1
+
+ssh_copy_id_help() {
+  cat <<EOF
+usage: ssh_copy_id -i=id.pub host
+EOF
+}
+
+ssh_copy_id() {
+  while flag_parse "$@"; do
+    case "$FLAG" in
+      h|help)
+        ssh_copy_id_help
+        return 1
+        ;;
+      i)
+        flag_nonemptyarg && shift "$FLAGSHIFT"
+        ID_PUB_PATH=$FLAGARG
+        ;;
+      *)
+        flag_errusage "unrecognized flag $FLAGRAW"
+        ;;
+    esac
+  done
+  shift "$FLAGSHIFT"
+
+  if [ -z "${ID_PUB_PATH-}" ]; then
+    flag_errusage "-i for id.pub is mandatory"
+  fi
+
+  if [ $# -ne 1 ] ; then
+    flag_errusage "only one argument for the remote host is accepted"
+  fi
+
+  REMOTE_HOST=${1-}
+  sh_c ssh-copy-id -fi "$ID_PUB_PATH" "$REMOTE_HOST"
+  sh_c ssh "$REMOTE_HOST" 'cat .ssh/authorized_keys \| sort -u \> .ssh/authorized_keys.dedup'
+  sh_c ssh "$REMOTE_HOST" 'cp .ssh/authorized_keys.dedup .ssh/authorized_keys'
+  sh_c ssh "$REMOTE_HOST" 'rm .ssh/authorized_keys.dedup'
+}
+#!/bin/sh
 if [ "${LIB_TEMP-}" ]; then
   return 0
 fi

lib/misc.sh

@@ -42,7 +42,7 @@ mdtocsubst() {
     case "$FLAG" in
       h|help)
         mdtocsubst_help
-        return 0
+        return 1
         ;;
       skip)
         flag_nonemptyarg && shift "$FLAGSHIFT"

lib/ssh.sh

@@ -0,0 +1,46 @@
+#!/bin/sh
+if [ "${LIB_SSH-}" ]; then
+  return 0
+fi
+LIB_SSH=1
+. ./log.sh
+. ./flag.sh
+
+ssh_copy_id_help() {
+  cat <<EOF
+usage: ssh_copy_id -i=id.pub host
+EOF
+}
+
+ssh_copy_id() {
+  while flag_parse "$@"; do
+    case "$FLAG" in
+      h|help)
+        ssh_copy_id_help
+        return 1
+        ;;
+      i)
+        flag_nonemptyarg && shift "$FLAGSHIFT"
+        ID_PUB_PATH=$FLAGARG
+        ;;
+      *)
+        flag_errusage "unrecognized flag $FLAGRAW"
+        ;;
+    esac
+  done
+  shift "$FLAGSHIFT"
+
+  if [ -z "${ID_PUB_PATH-}" ]; then
+    flag_errusage "-i for id.pub is mandatory"
+  fi
+
+  if [ $# -ne 1 ] ; then
+    flag_errusage "only one argument for the remote host is accepted"
+  fi
+
+  REMOTE_HOST=${1-}
+  sh_c ssh-copy-id -fi "$ID_PUB_PATH" "$REMOTE_HOST"
+  sh_c ssh "$REMOTE_HOST" 'cat .ssh/authorized_keys \| sort -u \> .ssh/authorized_keys.dedup'
+  sh_c ssh "$REMOTE_HOST" 'cp .ssh/authorized_keys.dedup .ssh/authorized_keys'
+  sh_c ssh "$REMOTE_HOST" 'rm .ssh/authorized_keys.dedup'
+}