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| 1 | +# -*-Shell-script-*- |
| 2 | +# |
| 3 | +# functions This file contains functions to be used by most or all |
| 4 | +# shell scripts in the /etc/init.d directory. |
| 5 | +# |
| 6 | + |
| 7 | +TEXTDOMAIN=initscripts |
| 8 | + |
| 9 | +# Make sure umask is sane |
| 10 | +umask 022 |
| 11 | + |
| 12 | +# Set up a default search path. |
| 13 | +PATH="/sbin:/usr/sbin:/bin:/usr/bin" |
| 14 | +export PATH |
| 15 | + |
| 16 | +# Get a sane screen width |
| 17 | +[ -z "${COLUMNS:-}" ] && COLUMNS=80 |
| 18 | + |
| 19 | +if [ -z "${CONSOLETYPE:-}" ]; then |
| 20 | + if [ -c "/dev/stderr" -a -r "/dev/stderr" ]; then |
| 21 | + CONSOLETYPE="$(/sbin/consoletype < /dev/stderr 2>/dev/null)" |
| 22 | + else |
| 23 | + CONSOLETYPE="serial" |
| 24 | + fi |
| 25 | +fi |
| 26 | + |
| 27 | +# Read in our configuration |
| 28 | +if [ -z "${BOOTUP:-}" ]; then |
| 29 | + if [ -f /etc/sysconfig/init ]; then |
| 30 | + . /etc/sysconfig/init |
| 31 | + else |
| 32 | + # This all seem confusing? Look in /etc/sysconfig/init, |
| 33 | + # or in /usr/share/doc/initscripts-*/sysconfig.txt |
| 34 | + BOOTUP=color |
| 35 | + RES_COL=60 |
| 36 | + MOVE_TO_COL="echo -en \\033[${RES_COL}G" |
| 37 | + SETCOLOR_SUCCESS="echo -en \\033[1;32m" |
| 38 | + SETCOLOR_FAILURE="echo -en \\033[1;31m" |
| 39 | + SETCOLOR_WARNING="echo -en \\033[1;33m" |
| 40 | + SETCOLOR_NORMAL="echo -en \\033[0;39m" |
| 41 | + LOGLEVEL=1 |
| 42 | + fi |
| 43 | + if [ "$CONSOLETYPE" = "serial" ]; then |
| 44 | + BOOTUP=serial |
| 45 | + MOVE_TO_COL= |
| 46 | + SETCOLOR_SUCCESS= |
| 47 | + SETCOLOR_FAILURE= |
| 48 | + SETCOLOR_WARNING= |
| 49 | + SETCOLOR_NORMAL= |
| 50 | + fi |
| 51 | +fi |
| 52 | + |
| 53 | +# Check if any of $pid (could be plural) are running |
| 54 | +checkpid() { |
| 55 | + local i |
| 56 | + |
| 57 | + for i in $* ; do |
| 58 | + [ -d "/proc/$i" ] && return 0 |
| 59 | + done |
| 60 | + return 1 |
| 61 | +} |
| 62 | + |
| 63 | +echo_success() { |
| 64 | + [ "$BOOTUP" = "color" ] && $MOVE_TO_COL |
| 65 | + echo -n "[" |
| 66 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_SUCCESS |
| 67 | + echo -n $" OK " |
| 68 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL |
| 69 | + echo -n "]" |
| 70 | + echo -ne "\r" |
| 71 | + return 0 |
| 72 | +} |
| 73 | + |
| 74 | +echo_failure() { |
| 75 | + [ "$BOOTUP" = "color" ] && $MOVE_TO_COL |
| 76 | + echo -n "[" |
| 77 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE |
| 78 | + echo -n $"FAILED" |
| 79 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL |
| 80 | + echo -n "]" |
| 81 | + echo -ne "\r" |
| 82 | + return 1 |
| 83 | +} |
| 84 | + |
| 85 | +echo_passed() { |
| 86 | + [ "$BOOTUP" = "color" ] && $MOVE_TO_COL |
| 87 | + echo -n "[" |
| 88 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING |
| 89 | + echo -n $"PASSED" |
| 90 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL |
| 91 | + echo -n "]" |
| 92 | + echo -ne "\r" |
| 93 | + return 1 |
| 94 | +} |
| 95 | + |
| 96 | +echo_warning() { |
| 97 | + [ "$BOOTUP" = "color" ] && $MOVE_TO_COL |
| 98 | + echo -n "[" |
| 99 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING |
| 100 | + echo -n $"WARNING" |
| 101 | + [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL |
| 102 | + echo -n "]" |
| 103 | + echo -ne "\r" |
| 104 | + return 1 |
| 105 | +} |
| 106 | + |
| 107 | +# Inform the graphical boot of our current state |
| 108 | +update_boot_stage() { |
| 109 | + if [ -x /bin/plymouth ]; then |
| 110 | + /bin/plymouth --update="$1" |
| 111 | + fi |
| 112 | + return 0 |
| 113 | +} |
| 114 | + |
| 115 | +# Log that something succeeded |
| 116 | +success() { |
| 117 | + [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_success |
| 118 | + return 0 |
| 119 | +} |
| 120 | + |
| 121 | +# Log that something failed |
| 122 | +failure() { |
| 123 | + local rc=$? |
| 124 | + [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_failure |
| 125 | + [ -x /bin/plymouth ] && /bin/plymouth --details |
| 126 | + return $rc |
| 127 | +} |
| 128 | + |
| 129 | +# Log that something passed, but may have had errors. Useful for fsck |
| 130 | +passed() { |
| 131 | + local rc=$? |
| 132 | + [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_passed |
| 133 | + return $rc |
| 134 | +} |
| 135 | + |
| 136 | +# Log a warning |
| 137 | +warning() { |
| 138 | + local rc=$? |
| 139 | + [ "$BOOTUP" != "verbose" -a -z "${LSB:-}" ] && echo_warning |
| 140 | + return $rc |
| 141 | +} |
| 142 | + |
| 143 | +# Run some action. Log its output. |
| 144 | +action() { |
| 145 | + local STRING rc |
| 146 | + |
| 147 | + STRING=$1 |
| 148 | + echo -n "$STRING " |
| 149 | + shift |
| 150 | + "$@" && success $"$STRING" || failure $"$STRING" |
| 151 | + rc=$? |
| 152 | + echo |
| 153 | + return $rc |
| 154 | +} |
| 155 | + |
| 156 | +# returns OK if $1 contains $2 |
| 157 | +strstr() { |
| 158 | + [ "${1#*$2*}" = "$1" ] && return 1 |
| 159 | + return 0 |
| 160 | +} |
| 161 | + |
| 162 | +# Check whether file $1 is a backup or rpm-generated file and should be ignored |
| 163 | +is_ignored_file() { |
| 164 | + case "$1" in |
| 165 | + *~ | *.bak | *.orig | *.rpmnew | *.rpmorig | *.rpmsave) |
| 166 | + return 0 |
| 167 | + ;; |
| 168 | + esac |
| 169 | + return 1 |
| 170 | +} |
| 171 | + |
| 172 | +# Evaluate shvar-style booleans |
| 173 | +is_true() { |
| 174 | + case "$1" in |
| 175 | + [tT] | [yY] | [yY][eE][sS] | [tT][rR][uU][eE]) |
| 176 | + return 0 |
| 177 | + ;; |
| 178 | + esac |
| 179 | + return 1 |
| 180 | +} |
| 181 | + |
| 182 | +# Evaluate shvar-style booleans |
| 183 | +is_false() { |
| 184 | + case "$1" in |
| 185 | + [fF] | [nN] | [nN][oO] | [fF][aA][lL][sS][eE]) |
| 186 | + return 0 |
| 187 | + ;; |
| 188 | + esac |
| 189 | + return 1 |
| 190 | +} |
| 191 | + |
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